Closed beta 1000006001: Built in theme and color palette editor.

Telegram/Resources/basic.style

@@ -275,3 +275,5 @@ notifyFadeRight: icon {{ "fade_horizontal", notificationBg }};
 
 stickerIconLeft: icon {{ "fade_horizontal-flip_horizontal", emojiPanCategories }};
 stickerIconRight: icon {{ "fade_horizontal", emojiPanCategories }};
+
+transparentPlaceholderSize: 4px;

Telegram/Resources/langs/lang.strings

@@ -1023,6 +1023,22 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 "lng_confirm_phone_send" = "Send";
 "lng_confirm_phone_enter_code" = "Please enter the code.";
 
+"lng_theme_editor_no_keys" = "No keys in the palette yet";
+"lng_theme_editor_cant_change_theme" = "You can not apply themes while you edit a color palette. Please close the palette editor first.";
+"lng_theme_editor_new_keys" = "Not in the palette yet";
+"lng_theme_editor_background_image" = "Background image";
+"lng_theme_editor_saved_to_jpg" = "Saved to JPEG, {size}";
+"lng_theme_editor_read_from_jpg" = "JPEG image, {size}";
+"lng_theme_editor_read_from_png" = "PNG image, {size}";
+"lng_theme_editor_export" = "Export";
+"lng_theme_editor_choose_image" = "Choose background image";
+"lng_theme_editor_save_palette" = "Save palette file";
+"lng_theme_editor_choose_name" = "Choose theme filename";
+"lng_theme_editor_error" = "Editor encountered an error :( See 'log.txt' for details.";
+"lng_theme_editor_done" = "Theme export was successfull!";
+"lng_theme_editor_title" = "Edit color palette";
+"lng_theme_editor_export_button" = "Export theme";
+
 // Not used
 
 "lng_topbar_info" = "Info";

Telegram/Resources/uwp/AppX/AppxManifest.xml

@@ -6,7 +6,7 @@
   <Identity Name="TelegramDesktop"
     ProcessorArchitecture="x64"
     Publisher="CN=Telegram Messenger LLP, O=Telegram Messenger LLP, L=London, C=GB"
-    Version="1.0.6.0" />
+    Version="1.0.6.1" />
   <Properties>
     <DisplayName>Telegram Desktop</DisplayName>
     <PublisherDisplayName>Telegram Messenger LLP</PublisherDisplayName>
@@ -31,7 +31,7 @@
        Square44x44Logo="Assets\logo44\logo44.png"
        Description="Telegram Desktop official messenger" />
       <Extensions>
-        <uap:Extension Category="windows.protocol">
+        <uap:Extension Category="windows.protocol" Executable="Telegram.exe">
           <uap:Protocol Name="tg" />
         </uap:Extension>
       </Extensions>

Telegram/Resources/winrc/Telegram.rc

@@ -34,8 +34,8 @@ IDI_ICON1               ICON                    "..\\art\\icon256.ico"
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 1,0,6,0
- PRODUCTVERSION 1,0,6,0
+ FILEVERSION 1,0,6,1
+ PRODUCTVERSION 1,0,6,1
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -51,10 +51,10 @@ BEGIN
         BLOCK "040904b0"
         BEGIN
             VALUE "CompanyName", "Telegram Messenger LLP"
-            VALUE "FileVersion", "1.0.6.0"
+            VALUE "FileVersion", "1.0.6.1"
             VALUE "LegalCopyright", "Copyright (C) 2014-2017"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "1.0.6.0"
+            VALUE "ProductVersion", "1.0.6.1"
         END
     END
     BLOCK "VarFileInfo"

Telegram/Resources/winrc/Updater.rc

@@ -25,8 +25,8 @@ LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 1,0,6,0
- PRODUCTVERSION 1,0,6,0
+ FILEVERSION 1,0,6,1
+ PRODUCTVERSION 1,0,6,1
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -43,10 +43,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram Messenger LLP"
             VALUE "FileDescription", "Telegram Updater"
-            VALUE "FileVersion", "1.0.6.0"
+            VALUE "FileVersion", "1.0.6.1"
             VALUE "LegalCopyright", "Copyright (C) 2014-2017"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "1.0.6.0"
+            VALUE "ProductVersion", "1.0.6.1"
         END
     END
     BLOCK "VarFileInfo"

Telegram/SourceFiles/apiwrap.cpp

@@ -30,7 +30,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "historywidget.h"
 #include "localstorage.h"
 #include "boxes/confirmbox.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 
 ApiWrap::ApiWrap(QObject *parent) : QObject(parent)
 , _messageDataResolveDelayed(new SingleDelayedCall(this, "resolveMessageDatas")) {

Telegram/SourceFiles/app.cpp

@@ -44,7 +44,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "apiwrap.h"
 #include "numbers.h"
 #include "observer_peer.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 #include "window/notifications_manager.h"
 #include "platform/platform_notifications_manager.h"
 

Telegram/SourceFiles/application.cpp

@@ -34,7 +34,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "autoupdater.h"
 #include "core/observer.h"
 #include "observer_peer.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 #include "media/player/media_player_instance.h"
 #include "window/notifications_manager.h"
 #include "history/history_location_manager.h"

Telegram/SourceFiles/boxes/abstractbox.cpp

@@ -252,16 +252,14 @@ void AbstractBox::paintEvent(QPaintEvent *e) {
 void AbstractBox::paintTitle(Painter &p, const QString &title, const QString &additional) {
 	p.setFont(st::boxTitleFont);
 	p.setPen(st::boxTitleFg);
-	if (_layerType) {
-		auto titleWidth = st::boxTitleFont->width(title);
-		p.drawTextLeft(st::boxLayerTitlePosition.x(), st::boxLayerTitlePosition.y(), width(), title, titleWidth);
-		if (!additional.isEmpty()) {
-			p.setFont(st::boxLayerTitleAdditionalFont);
-			p.setPen(st::boxTitleAdditionalFg);
-			p.drawTextLeft(st::boxLayerTitlePosition.x() + titleWidth + st::boxLayerTitleAdditionalSkip, st::boxLayerTitlePosition.y() + st::boxTitleFont->ascent - st::boxLayerTitleAdditionalFont->ascent, width(), additional);
-		}
-	} else {
-		p.drawTextLeft(st::boxTitlePosition.x(), st::boxTitlePosition.y(), width(), title);
+	auto titleWidth = st::boxTitleFont->width(title);
+	auto titleLeft = _layerType ? st::boxLayerTitlePosition.x() : st::boxTitlePosition.x();
+	auto titleTop = _layerType ? st::boxLayerTitlePosition.y() : st::boxTitlePosition.y();
+	p.drawTextLeft(titleLeft, titleTop, width(), title, titleWidth);
+	if (!additional.isEmpty()) {
+		p.setFont(st::boxLayerTitleAdditionalFont);
+		p.setPen(st::boxTitleAdditionalFg);
+		p.drawTextLeft(titleLeft + titleWidth + st::boxLayerTitleAdditionalSkip, titleTop + st::boxTitleFont->ascent - st::boxLayerTitleAdditionalFont->ascent, width(), additional);
 	}
 }
 

Telegram/SourceFiles/boxes/abstractbox.h

@@ -246,12 +246,6 @@ private:
 
 };
 
-template <typename BoxType, typename ...Args>
-inline object_ptr<BoxType> Box(Args&&... args) {
-	auto parent = static_cast<QWidget*>(nullptr);
-	return object_ptr<BoxType>(parent, std_::forward<Args>(args)...);
-}
-
 enum CreatingGroupType {
 	CreatingGroupNone,
 	CreatingGroupGroup,

Telegram/SourceFiles/boxes/addcontactbox.cpp

@@ -542,10 +542,7 @@ void SetupChannelBox::mouseMoveEvent(QMouseEvent *e) {
 void SetupChannelBox::mousePressEvent(QMouseEvent *e) {
 	if (_linkOver) {
 		Application::clipboard()->setText(_channel->inviteLink());
-
-		Ui::Toast::Config toast;
-		toast.text = lang(lng_create_channel_link_copied);
-		Ui::Toast::Show(App::wnd(), toast);
+		Ui::Toast::Show(lang(lng_create_channel_link_copied));
 	}
 }
 

Telegram/SourceFiles/boxes/backgroundbox.cpp

@@ -24,7 +24,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "lang.h"
 #include "mainwidget.h"
 #include "mainwindow.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 #include "styles/style_overview.h"
 #include "styles/style_boxes.h"
 #include "ui/effects/round_checkbox.h"

Telegram/SourceFiles/boxes/boxes.style

@@ -530,3 +530,23 @@ usernameTextStyle: TextStyle(passcodeTextStyle) {
 usernameDefaultFg: windowSubTextFg;
 
 downloadPathSkip: 10px;
+
+colorEditWidth: 390px;
+colorEditSkip: 10px;
+colorPickerSize: 256px;
+colorPickerMarkRadius: 6px;
+colorPickerMarkLine: 1px;
+colorSliderSkip: 8px;
+colorSliderArrowLeft: icon {{ "color_slider_arrow", sliderBgActive }};
+colorSliderArrowRight: icon {{ "color_slider_arrow-flip_horizontal", sliderBgActive }};
+colorSliderArrowTop: icon {{ "color_slider_arrow_vertical", sliderBgActive }};
+colorSliderArrowBottom: icon {{ "color_slider_arrow_vertical-flip_vertical", sliderBgActive }};
+colorSliderWidth: 19px;
+colorSampleSize: size(60px, 34px);
+colorFieldSkip: 13px;
+colorValueInput: InputField(defaultInputField) {
+	textMargins: margins(16px, 3px, 0px, 2px);
+	heightMin: 27px;
+}
+colorResultInput: InputField(colorValueInput) {
+}

Telegram/SourceFiles/boxes/confirmbox.cpp

@@ -241,10 +241,7 @@ void MaxInviteBox::mousePressEvent(QMouseEvent *e) {
 	mouseMoveEvent(e);
 	if (_linkOver) {
 		Application::clipboard()->setText(_link);
-
-		Ui::Toast::Config toast;
-		toast.text = lang(lng_create_channel_link_copied);
-		Ui::Toast::Show(App::wnd(), toast);
+		Ui::Toast::Show(lang(lng_create_channel_link_copied));
 	}
 }
 

Telegram/SourceFiles/boxes/contactsbox.cpp

@@ -40,7 +40,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "ui/effects/ripple_animation.h"
 #include "boxes/photocropbox.h"
 #include "boxes/confirmbox.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 #include "observer_peer.h"
 #include "apiwrap.h"
 

Telegram/SourceFiles/boxes/editcolorbox.cpp

@@ -0,0 +1,908 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop version of Telegram messaging app, see https://telegram.org
+
+Telegram Desktop is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+It is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+In addition, as a special exception, the copyright holders give permission
+to link the code of portions of this program with the OpenSSL library.
+
+Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
+Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
+*/
+#include "stdafx.h"
+#include "boxes/editcolorbox.h"
+
+#include "lang.h"
+#include "styles/style_boxes.h"
+#include "ui/widgets/shadow.h"
+#include "styles/style_mediaview.h"
+#include "ui/widgets/input_fields.h"
+
+class EditColorBox::Picker : public TWidget {
+public:
+	Picker(QWidget *parent, QColor color);
+
+	float64 valueX() const {
+		return _x;
+	}
+	float64 valueY() const {
+		return _y;
+	}
+
+	base::Observable<void> &changed() {
+		return _changed;
+	}
+	void setHSV(int hue, int saturation, int brightness);
+	void setRGB(int red, int green, int blue);
+
+protected:
+	void paintEvent(QPaintEvent *e);
+
+	void mousePressEvent(QMouseEvent *e);
+	void mouseMoveEvent(QMouseEvent *e);
+	void mouseReleaseEvent(QMouseEvent *e);
+
+private:
+	void setFromColor(QColor color);
+	QCursor generateCursor();
+
+	void preparePalette();
+	void updateCurrentPoint(QPoint localPosition);
+
+	QColor _topleft;
+	QColor _topright;
+	QColor _bottomleft;
+	QColor _bottomright;
+
+	QImage _palette;
+	bool _paletteInvalidated = false;
+	float64 _x = 0.;
+	float64 _y = 0.;
+
+	bool _choosing = false;
+	base::Observable<void> _changed;
+
+};
+
+QCursor EditColorBox::Picker::generateCursor() {
+	auto diameter = convertScale(16);
+	auto line = convertScale(1);
+	auto size = ((diameter + 2 * line) >= 32) ? 64 : 32;
+	auto cursor = QImage(QSize(size, size) * cIntRetinaFactor(), QImage::Format_ARGB32_Premultiplied);
+	cursor.setDevicePixelRatio(cRetinaFactor());
+	cursor.fill(Qt::transparent);
+	{
+		Painter p(&cursor);
+		PainterHighQualityEnabler hq(p);
+
+		p.setBrush(Qt::NoBrush);
+		auto pen = QPen(Qt::white);
+		pen.setWidth(3 * line);
+		p.setPen(pen);
+		p.drawEllipse((size - diameter) / 2, (size - diameter) / 2, diameter, diameter);
+		pen = QPen(Qt::black);
+		pen.setWidth(line);
+		p.setPen(pen);
+		p.drawEllipse((size - diameter) / 2, (size - diameter) / 2, diameter, diameter);
+	}
+	return QCursor(QPixmap::fromImage(cursor));
+}
+
+EditColorBox::Picker::Picker(QWidget *parent, QColor color) : TWidget(parent) {
+	setCursor(generateCursor());
+
+	auto size = QSize(st::colorPickerSize, st::colorPickerSize);
+	resize(size);
+
+	_palette = QImage(size * cIntRetinaFactor(), QImage::Format_ARGB32_Premultiplied);
+
+	setFromColor(color);
+}
+
+void EditColorBox::Picker::paintEvent(QPaintEvent *e) {
+	Painter p(this);
+
+	preparePalette();
+
+	p.drawImage(0, 0, _palette);
+
+	auto left = anim::color(_topleft, _bottomleft, _y);
+	auto right = anim::color(_topright, _bottomright, _y);
+	auto color = anim::color(left, right, _x);
+	auto lightness = 0.2989 * color.redF() + 0.5870 * color.greenF() + 0.1140 * color.blueF();
+	auto pen = QPen((lightness > 0.6) ? QColor(0, 0, 0) : QColor(255, 255, 255));
+	pen.setWidth(st::colorPickerMarkLine);
+	p.setPen(pen);
+	p.setBrush(Qt::NoBrush);
+
+	auto x = anim::interpolate(0, width() - 1, _x);
+	auto y = anim::interpolate(0, height() - 1, _y);
+	PainterHighQualityEnabler hq(p);
+
+	p.drawEllipse(QRect(x - st::colorPickerMarkRadius, y - st::colorPickerMarkRadius, 2 * st::colorPickerMarkRadius, 2 * st::colorPickerMarkRadius));
+}
+
+void EditColorBox::Picker::mousePressEvent(QMouseEvent *e) {
+	_choosing = true;
+	updateCurrentPoint(e->pos());
+}
+
+void EditColorBox::Picker::mouseMoveEvent(QMouseEvent *e) {
+	if (_choosing) {
+		updateCurrentPoint(e->pos());
+	}
+}
+
+void EditColorBox::Picker::mouseReleaseEvent(QMouseEvent *e) {
+	_choosing = false;
+}
+
+void EditColorBox::Picker::preparePalette() {
+	if (!_paletteInvalidated) return;
+	_paletteInvalidated = false;
+
+	auto size = _palette.width();
+	auto ints = reinterpret_cast<uint32*>(_palette.bits());
+	auto intsAddPerLine = (_palette.bytesPerLine() - size * sizeof(uint32)) / sizeof(uint32);
+
+	constexpr auto Large = 1024 * 1024;
+	constexpr auto LargeBit = 20; // n / Large == (n >> LargeBit)
+	auto part = Large / size;
+
+	auto topleft = anim::shifted(_topleft);
+	auto topright = anim::shifted(_topright);
+	auto bottomleft = anim::shifted(_bottomleft);
+	auto bottomright = anim::shifted(_bottomright);
+
+	auto y_accumulated = 0;
+	for (auto y = 0; y != size; ++y, y_accumulated += part) {
+		auto y_ratio = y_accumulated >> (LargeBit - 8); // (y_accumulated * 256) / Large;
+		// 0 <= y_accumulated < Large
+		// 0 <= y_ratio < 256
+
+		auto top_ratio = 255 - y_ratio;
+		auto bottom_ratio = y_ratio;
+
+		auto left = anim::reshifted(bottomleft * bottom_ratio + topleft * top_ratio);
+		auto right = anim::reshifted(bottomright * bottom_ratio + topright * top_ratio);
+
+		auto x_accumulated = 0;
+		for (auto x = 0; x != size; ++x, x_accumulated += part) {
+			auto x_ratio = x_accumulated >> (LargeBit - 8); // (x_accumulated * 256) / Large;
+			// 0 <= x_accumulated < Large
+			// 0 <= x_ratio < 256
+
+			auto left_ratio = 255 - x_ratio;
+			auto right_ratio = x_ratio;
+
+			*ints++ = anim::unshifted(left * left_ratio + right * right_ratio);
+		}
+		ints += intsAddPerLine;
+	}
+}
+
+void EditColorBox::Picker::updateCurrentPoint(QPoint localPosition) {
+	auto x = snap(localPosition.x(), 0, width()) / float64(width());
+	auto y = snap(localPosition.y(), 0, height()) / float64(height());
+	if (_x != x || _y != y) {
+		_x = x;
+		_y = y;
+		update();
+		_changed.notify();
+	}
+}
+
+void EditColorBox::Picker::setHSV(int hue, int saturation, int brightness) {
+	_topleft = QColor(255, 255, 255);
+	_topright.setHsv(qMax(0, hue), 255, 255);
+	_topright = _topright.toRgb();
+	_bottomleft = _bottomright = QColor(0, 0, 0);
+
+	_paletteInvalidated = true;
+	update();
+
+	_x = snap(saturation / 255., 0., 1.);
+	_y = 1. - snap(brightness / 255., 0., 1.);
+}
+
+void EditColorBox::Picker::setRGB(int red, int green, int blue) {
+	setFromColor(QColor(red, green, blue));
+}
+
+void EditColorBox::Picker::setFromColor(QColor color) {
+	setHSV(color.hsvHue(), color.hsvSaturation(), color.value());
+}
+
+class EditColorBox::Slider : public TWidget {
+public:
+	enum class Direction {
+		Horizontal,
+		Vertical,
+	};
+	enum class Type {
+		Hue,
+		Opacity,
+	};
+	Slider(QWidget *parent, Direction direction, Type type, QColor color);
+
+	base::Observable<void> &changed() {
+		return _changed;
+	}
+	float64 value() const {
+		return _value;
+	}
+	void setValue(float64 value) {
+		_value = snap(value, 0., 1.);
+		update();
+	}
+	void setHSV(int hue, int saturation, int brightness);
+	void setRGB(int red, int green, int blue);
+	void setAlpha(int alpha);
+
+protected:
+	void paintEvent(QPaintEvent *e) override;
+	void resizeEvent(QResizeEvent *e) override;
+
+	void mousePressEvent(QMouseEvent *e) override;
+	void mouseMoveEvent(QMouseEvent *e) override;
+	void mouseReleaseEvent(QMouseEvent *e) override;
+
+private:
+	float64 valueFromColor(QColor color) const;
+	float64 valueFromHue(int hue) const;
+	bool isHorizontal() const {
+		return (_direction == Direction::Horizontal);
+	}
+	void colorUpdated();
+	void prepareMinSize();
+	void generatePixmap();
+	void updatePixmapFromMask();
+	void updateCurrentPoint(QPoint localPosition);
+
+	Direction _direction = Direction::Horizontal;
+	Type _type = Type::Hue;
+
+	QColor _color;
+	float64 _value = 0;
+
+	QImage _mask;
+	QPixmap _pixmap;
+	QBrush _transparent;
+
+	bool _choosing = false;
+	base::Observable<void> _changed;
+
+};
+
+EditColorBox::Slider::Slider(QWidget *parent, Direction direction, Type type, QColor color) : TWidget(parent)
+, _direction(direction)
+, _type(type)
+, _color(color.red(), color.green(), color.blue())
+, _value(valueFromColor(color))
+, _transparent((_type == Type::Hue) ? QBrush() : style::transparentPlaceholderBrush()) {
+	prepareMinSize();
+}
+
+void EditColorBox::Slider::prepareMinSize() {
+	auto minSize = st::colorSliderSkip + st::colorSliderWidth + st::colorSliderSkip;
+	resize(minSize, minSize);
+}
+
+void EditColorBox::Slider::paintEvent(QPaintEvent *e) {
+	Painter p(this);
+	auto to = rect().marginsRemoved(QMargins(st::colorSliderSkip, st::colorSliderSkip, st::colorSliderSkip, st::colorSliderSkip));
+	Ui::Shadow::paint(p, to, width(), st::defaultRoundShadow);
+	if (_type == Type::Opacity) {
+		p.fillRect(to, _transparent);
+	}
+	p.drawPixmap(to, _pixmap, _pixmap.rect());
+	if (isHorizontal()) {
+		auto x = st::colorSliderSkip + qRound(_value * to.width());
+		st::colorSliderArrowTop.paint(p, x - st::colorSliderArrowTop.width() / 2, 0, width());
+		st::colorSliderArrowBottom.paint(p, x - st::colorSliderArrowBottom.width() / 2, height() - st::colorSliderArrowBottom.height(), width());
+	} else {
+		auto y = st::colorSliderSkip + qRound(_value * to.height());
+		st::colorSliderArrowLeft.paint(p, 0, y - st::colorSliderArrowLeft.height() / 2, width());
+		st::colorSliderArrowRight.paint(p, width() - st::colorSliderArrowRight.width(), y - st::colorSliderArrowRight.height() / 2, width());
+	}
+}
+
+void EditColorBox::Slider::resizeEvent(QResizeEvent *e) {
+	generatePixmap();
+	update();
+}
+
+void EditColorBox::Slider::mousePressEvent(QMouseEvent *e) {
+	_choosing = true;
+	updateCurrentPoint(e->pos());
+}
+
+void EditColorBox::Slider::mouseMoveEvent(QMouseEvent *e) {
+	if (_choosing) {
+		updateCurrentPoint(e->pos());
+	}
+}
+
+void EditColorBox::Slider::mouseReleaseEvent(QMouseEvent *e) {
+	_choosing = false;
+}
+
+void EditColorBox::Slider::generatePixmap() {
+	auto size = (isHorizontal() ? width() : height()) * cIntRetinaFactor();
+	auto image = QImage(size, cIntRetinaFactor(), QImage::Format_ARGB32_Premultiplied);
+	image.setDevicePixelRatio(cRetinaFactor());
+	auto ints = reinterpret_cast<uint32*>(image.bits());
+	auto intsPerLine = image.bytesPerLine() / sizeof(uint32);
+	auto intsPerLineAdded = intsPerLine - size;
+
+	constexpr auto Large = 1024 * 1024;
+	constexpr auto LargeBit = 20; // n / Large == (n >> LargeBit)
+	auto part = Large / size;
+
+	if (_type == Type::Hue) {
+		QColor color;
+		for (auto x = 0; x != size; ++x) {
+			color.setHsv(x * 360 / size, 255, 255);
+			auto value = anim::getPremultiplied(color.toRgb());
+			for (auto y = 0; y != cIntRetinaFactor(); ++y) {
+				ints[y * intsPerLine] = value;
+			}
+			++ints;
+		}
+		if (!isHorizontal()) {
+			image = std_::move(image).transformed(QTransform(0, -1, 1, 0, 0, 0));
+		}
+		_pixmap = App::pixmapFromImageInPlace(std_::move(image));
+	} else {
+		auto color = anim::shifted(QColor(255, 255, 255, 255));
+		auto transparent = anim::shifted(QColor(255, 255, 255, 0));
+		for (auto y = 0; y != cIntRetinaFactor(); ++y) {
+			auto x_accumulated = 0;
+			for (auto x = 0; x != size; ++x, x_accumulated += part) {
+				auto x_ratio = x_accumulated >> (LargeBit - 8);
+				// 0 <= x_accumulated < Large
+				// 0 <= x_ratio < 256
+
+				*ints++ = anim::unshifted(color * x_ratio + transparent * (255 - x_ratio));
+			}
+			ints += intsPerLineAdded;
+		}
+		if (!isHorizontal()) {
+			image = std_::move(image).transformed(QTransform(0, -1, 1, 0, 0, 0));
+		}
+		_mask = std_::move(image);
+		updatePixmapFromMask();
+	}
+}
+
+void EditColorBox::Slider::setHSV(int hue, int saturation, int brightness) {
+	if (_type == Type::Hue) {
+		// hue == 360 converts to 0 if done in general way
+		_value = valueFromHue(hue);
+		update();
+	} else {
+		_color.setHsv(hue, saturation, brightness);
+		colorUpdated();
+	}
+}
+
+void EditColorBox::Slider::setRGB(int red, int green, int blue) {
+	_color.setRgb(red, green, blue);
+	colorUpdated();
+}
+
+void EditColorBox::Slider::colorUpdated() {
+	if (_type == Type::Hue) {
+		_value = valueFromColor(_color);
+	} else if (!_mask.isNull()) {
+		updatePixmapFromMask();
+	}
+	update();
+}
+
+float64 EditColorBox::Slider::valueFromColor(QColor color) const {
+	return (_type == Type::Hue) ? valueFromHue(color.hsvHue()) : color.alphaF();
+}
+
+float64 EditColorBox::Slider::valueFromHue(int hue) const {
+	return (1. - snap(hue, 0, 360) / 360.);
+}
+
+void EditColorBox::Slider::setAlpha(int alpha) {
+	if (_type == Type::Opacity) {
+		_value = snap(alpha, 0, 255) / 255.;
+		update();
+	}
+}
+
+void EditColorBox::Slider::updatePixmapFromMask() {
+	_pixmap = App::pixmapFromImageInPlace(style::colorizeImage(_mask, _color));
+}
+
+void EditColorBox::Slider::updateCurrentPoint(QPoint localPosition) {
+	auto coord = (isHorizontal() ? localPosition.x() : localPosition.y()) - st::colorSliderSkip;
+	auto maximum = (isHorizontal() ? width() : height()) - 2 * st::colorSliderSkip;
+	auto value = snap(coord, 0, maximum) / float64(maximum);
+	if (_value != value) {
+		_value = value;
+		update();
+		_changed.notify();
+	}
+}
+
+class EditColorBox::Field : public Ui::MaskedInputField {
+public:
+	Field(QWidget *parent, const style::InputField &st, const QString &placeholder, int limit, const QString &units = QString());
+
+	int value() const {
+		return getLastText().toInt();
+	}
+
+	void setTextWithFocus(const QString &text) {
+		setText(text);
+		if (hasFocus()) {
+			selectAll();
+		}
+	}
+
+protected:
+	void correctValue(const QString &was, int wasCursor, QString &now, int &nowCursor) override;
+	void paintAdditionalPlaceholder(Painter &p, TimeMs ms) override;
+
+	void wheelEvent(QWheelEvent *e) override;
+	void keyPressEvent(QKeyEvent *e) override;
+
+private:
+	void changeValue(int delta);
+
+	QString _placeholder, _units;
+	int _limit = 0;
+	int _digitLimit = 1;
+	int _wheelDelta = 0;
+
+};
+
+EditColorBox::Field::Field(QWidget *parent, const style::InputField &st, const QString &placeholder, int limit, const QString &units) : Ui::MaskedInputField(parent, st)
+, _placeholder(placeholder)
+, _units(units)
+, _limit(limit)
+, _digitLimit(QString::number(_limit).size()) {
+}
+
+void EditColorBox::Field::correctValue(const QString &was, int wasCursor, QString &now, int &nowCursor) {
+	QString newText;
+	int oldPos(nowCursor), newPos(-1), oldLen(now.length());
+
+	newText.reserve(oldLen);
+	for (int i = 0; i < oldLen; ++i) {
+		if (i == oldPos) {
+			newPos = newText.length();
+		}
+
+		QChar ch(now[i]);
+		if (ch.isDigit()) {
+			newText += ch;
+		}
+		if (newText.size() >= _digitLimit) {
+			break;
+		}
+	}
+	if (newPos < 0 || newPos > newText.size()) {
+		newPos = newText.size();
+	}
+	if (newText.toInt() > _limit) {
+		newText = QString::number(_limit);
+		newPos = newText.size();
+	}
+	if (newText != now) {
+		now = newText;
+		setText(now);
+		startPlaceholderAnimation();
+		nowCursor = -1;
+	}
+	if (newPos != nowCursor) {
+		nowCursor = newPos;
+		setCursorPosition(nowCursor);
+	}
+}
+
+void EditColorBox::Field::paintAdditionalPlaceholder(Painter &p, TimeMs ms) {
+	p.setFont(_st.font);
+	p.setPen(_st.placeholderFg);
+	auto inner = QRect(_st.textMargins.right(), _st.textMargins.top(), width() - 2 * _st.textMargins.right(), height() - _st.textMargins.top() - _st.textMargins.bottom());
+	p.drawText(inner, _placeholder, style::al_topleft);
+	if (!_units.isEmpty()) {
+		p.drawText(inner, _units, style::al_topright);
+	}
+}
+
+void EditColorBox::Field::wheelEvent(QWheelEvent *e) {
+	if (!hasFocus()) {
+		return;
+	}
+
+	auto deltaX = e->angleDelta().x(), deltaY = e->angleDelta().y();
+	if (cPlatform() == dbipMac || cPlatform() == dbipMacOld) {
+		deltaY *= -1;
+	} else {
+		deltaX *= -1;
+	}
+	_wheelDelta += (qAbs(deltaX) > qAbs(deltaY)) ? deltaX : deltaY;
+
+	constexpr auto step = 5;
+	if (auto delta = _wheelDelta / step) {
+		_wheelDelta -= delta * step;
+		changeValue(delta);
+	}
+}
+
+void EditColorBox::Field::changeValue(int delta) {
+	auto currentValue = value();
+	auto newValue = snap(currentValue + delta, 0, _limit);
+	if (newValue != currentValue) {
+		setText(QString::number(newValue));
+		setFocus();
+		selectAll();
+		emit changed();
+	}
+}
+
+void EditColorBox::Field::keyPressEvent(QKeyEvent *e) {
+	if (e->key() == Qt::Key_Up) {
+		changeValue(1);
+	} else if (e->key() == Qt::Key_Down) {
+		changeValue(-1);
+	} else {
+		MaskedInputField::keyPressEvent(e);
+	}
+}
+
+class EditColorBox::ResultField : public Ui::MaskedInputField {
+public:
+	ResultField(QWidget *parent, const style::InputField &st);
+
+	void setTextWithFocus(const QString &text) {
+		setText(text);
+		if (hasFocus()) {
+			selectAll();
+		}
+	}
+
+protected:
+	void correctValue(const QString &was, int wasCursor, QString &now, int &nowCursor) override;
+	void paintAdditionalPlaceholder(Painter &p, TimeMs ms) override;
+
+};
+
+EditColorBox::ResultField::ResultField(QWidget *parent, const style::InputField &st) : Ui::MaskedInputField(parent, st) {
+}
+
+void EditColorBox::ResultField::correctValue(const QString &was, int wasCursor, QString &now, int &nowCursor) {
+	QString newText;
+	int oldPos(nowCursor), newPos(-1), oldLen(now.length());
+
+	newText.reserve(oldLen);
+	for (int i = 0; i < oldLen; ++i) {
+		if (i == oldPos) {
+			newPos = newText.length();
+		}
+
+		QChar ch(now[i]);
+		auto code = ch.unicode();
+		if ((code >= '0' && code <= '9') || (ch >= 'a' && ch <= 'f') || (ch >= 'A' && ch <= 'F')) {
+			newText += ch;
+		}
+		if (newText.size() >= 8) {
+			break;
+		}
+	}
+	if (newPos < 0 || newPos > newText.size()) {
+		newPos = newText.size();
+	}
+	if (newText != now) {
+		now = newText;
+		setText(now);
+		startPlaceholderAnimation();
+		nowCursor = -1;
+	}
+	if (newPos != nowCursor) {
+		nowCursor = newPos;
+		setCursorPosition(nowCursor);
+	}
+}
+
+void EditColorBox::ResultField::paintAdditionalPlaceholder(Painter &p, TimeMs ms) {
+	p.setFont(_st.font);
+	p.setPen(_st.placeholderFg);
+	p.drawText(QRect(_st.textMargins.right(), _st.textMargins.top(), width(), height() - _st.textMargins.top() - _st.textMargins.bottom()), "#", style::al_topleft);
+}
+
+EditColorBox::EditColorBox(QWidget*, const QString &title, QColor current) : BoxContent()
+, _title(title)
+, _picker(this, current)
+, _hueSlider(this, Slider::Direction::Vertical, Slider::Type::Hue, current)
+, _opacitySlider(this, Slider::Direction::Horizontal, Slider::Type::Opacity, current)
+, _hueField(this, st::colorValueInput, "H", 360, QString() + QChar(176)) // degree character
+, _saturationField(this, st::colorValueInput, "S", 100, "%")
+, _brightnessField(this, st::colorValueInput, "B", 100, "%")
+, _redField(this, st::colorValueInput, "R", 255)
+, _greenField(this, st::colorValueInput, "G", 255)
+, _blueField(this, st::colorValueInput, "B", 255)
+, _result(this, st::colorResultInput)
+, _transparent(style::transparentPlaceholderBrush())
+, _current(current)
+, _new(current) {
+}
+
+void EditColorBox::prepare() {
+	setTitle(_title);
+
+	connect(_hueField, SIGNAL(changed()), this, SLOT(onFieldChanged()));
+	connect(_saturationField, SIGNAL(changed()), this, SLOT(onFieldChanged()));
+	connect(_brightnessField, SIGNAL(changed()), this, SLOT(onFieldChanged()));
+	connect(_redField, SIGNAL(changed()), this, SLOT(onFieldChanged()));
+	connect(_greenField, SIGNAL(changed()), this, SLOT(onFieldChanged()));
+	connect(_blueField, SIGNAL(changed()), this, SLOT(onFieldChanged()));
+	connect(_result, SIGNAL(changed()), this, SLOT(onFieldChanged()));
+
+	connect(_hueField, SIGNAL(submitted(bool)), this, SLOT(onFieldSubmitted()));
+	connect(_saturationField, SIGNAL(submitted(bool)), this, SLOT(onFieldSubmitted()));
+	connect(_brightnessField, SIGNAL(submitted(bool)), this, SLOT(onFieldSubmitted()));
+	connect(_redField, SIGNAL(submitted(bool)), this, SLOT(onFieldSubmitted()));
+	connect(_greenField, SIGNAL(submitted(bool)), this, SLOT(onFieldSubmitted()));
+	connect(_blueField, SIGNAL(submitted(bool)), this, SLOT(onFieldSubmitted()));
+	connect(_result, SIGNAL(submitted(bool)), this, SLOT(onFieldSubmitted()));
+
+	addButton(lang(lng_settings_save), [this] { saveColor(); });
+	addButton(lang(lng_cancel), [this] { closeBox(); });
+
+	auto height = st::colorEditSkip + st::colorPickerSize + st::colorEditSkip + st::colorSliderWidth + st::colorEditSkip;
+	setDimensions(st::colorEditWidth, height);
+
+	subscribe(_picker->changed(), [this] { updateFromControls(); });
+	subscribe(_hueSlider->changed(), [this] { updateFromControls(); });
+	subscribe(_opacitySlider->changed(), [this] { updateFromControls(); });
+	updateFromControls();
+}
+
+void EditColorBox::setInnerFocus() {
+	_result->setFocus();
+	_result->selectAll();
+}
+
+void EditColorBox::onFieldChanged() {
+	auto emitter = sender();
+	auto checkHSVSender = [this, emitter](QObject *field) {
+		if (emitter == field) {
+			updateFromHSVFields();
+		}
+	};
+	auto checkRGBSender = [this, emitter](QObject *field) {
+		if (emitter == field) {
+			updateFromRGBFields();
+		}
+	};
+	checkHSVSender(_hueField);
+	checkHSVSender(_saturationField);
+	checkHSVSender(_brightnessField);
+	checkRGBSender(_redField);
+	checkRGBSender(_greenField);
+	checkRGBSender(_blueField);
+	if (emitter == _result) {
+		updateFromResultField();
+	}
+}
+
+void EditColorBox::onFieldSubmitted() {
+	Ui::MaskedInputField *fields[] = {
+		_hueField,
+		_saturationField,
+		_brightnessField,
+		_redField,
+		_greenField,
+		_blueField,
+		_result
+	};
+	for (auto i = 0, count = int(base::array_size(fields)); i + 1 != count; ++i) {
+		if (fields[i]->hasFocus()) {
+			fields[i + 1]->setFocus();
+			fields[i + 1]->selectAll();
+			return;
+		}
+	}
+	if (_result->hasFocus()) {
+		saveColor();
+	}
+}
+
+void EditColorBox::saveColor() {
+	_cancelCallback = base::lambda<void()>();
+	if (_saveCallback) {
+		_saveCallback(_new.toRgb());
+	}
+	closeBox();
+}
+
+void EditColorBox::updateHSVFields() {
+	auto hue = qRound((1. - _hueSlider->value()) * 360);
+	auto saturation = qRound(_picker->valueX() * 255);
+	auto brightness = qRound((1. - _picker->valueY()) * 255);
+	auto alpha = qRound(_opacitySlider->value() * 255);
+	_hueField->setTextWithFocus(QString::number(hue));
+	_saturationField->setTextWithFocus(QString::number(percentFromByte(saturation)));
+	_brightnessField->setTextWithFocus(QString::number(percentFromByte(brightness)));
+}
+
+void EditColorBox::updateRGBFields() {
+	_redField->setTextWithFocus(QString::number(_new.red()));
+	_greenField->setTextWithFocus(QString::number(_new.green()));
+	_blueField->setTextWithFocus(QString::number(_new.blue()));
+}
+
+void EditColorBox::updateResultField() {
+	auto text = QString();
+	auto addHex = [&text](int value) {
+		if (value >= 0 && value <= 9) {
+			text.append('0' + value);
+		} else if (value >= 10 && value <= 15) {
+			text.append('a' + (value - 10));
+		}
+	};
+	auto addValue = [addHex](int value) {
+		addHex(value / 16);
+		addHex(value % 16);
+	};
+	addValue(_new.red());
+	addValue(_new.green());
+	addValue(_new.blue());
+	if (_new.alpha() != 255) {
+		addValue(_new.alpha());
+	}
+	_result->setTextWithFocus(text);
+}
+
+void EditColorBox::resizeEvent(QResizeEvent *e) {
+	auto fullwidth = _picker->width() + 2 * (st::colorEditSkip - st::colorSliderSkip) + _hueSlider->width() + st::colorSampleSize.width();
+	auto left = (width() - fullwidth) / 2;
+	_picker->moveToLeft(left, st::colorEditSkip);
+	_hueSlider->setGeometryToLeft(_picker->x() + _picker->width() + st::colorEditSkip - st::colorSliderSkip, st::colorEditSkip - st::colorSliderSkip, _hueSlider->width(), st::colorPickerSize + 2 * st::colorSliderSkip);
+	_opacitySlider->setGeometryToLeft(_picker->x() - st::colorSliderSkip, _picker->y() + _picker->height() + st::colorEditSkip - st::colorSliderSkip, _picker->width() + 2 * st::colorSliderSkip, _opacitySlider->height());
+	auto fieldLeft = _hueSlider->x() + _hueSlider->width() - st::colorSliderSkip + st::colorEditSkip;
+	auto fieldWidth = st::colorSampleSize.width();
+	auto fieldHeight = _hueField->height();
+	_newRect = QRect(fieldLeft, st::colorEditSkip, fieldWidth, st::colorSampleSize.height());
+	_currentRect = _newRect.translated(0, st::colorSampleSize.height());
+	_hueField->setGeometryToLeft(fieldLeft, _currentRect.y() + _currentRect.height() + st::colorFieldSkip, fieldWidth, fieldHeight);
+	_saturationField->setGeometryToLeft(fieldLeft, _hueField->y() + _hueField->height(), fieldWidth, fieldHeight);
+	_brightnessField->setGeometryToLeft(fieldLeft, _saturationField->y() + _saturationField->height(), fieldWidth, fieldHeight);
+	_redField->setGeometryToLeft(fieldLeft, _brightnessField->y() + _brightnessField->height() + st::colorFieldSkip, fieldWidth, fieldHeight);
+	_greenField->setGeometryToLeft(fieldLeft, _redField->y() + _redField->height(), fieldWidth, fieldHeight);
+	_blueField->setGeometryToLeft(fieldLeft, _greenField->y() + _greenField->height(), fieldWidth, fieldHeight);
+	_result->setGeometryToLeft(fieldLeft - (st::colorEditSkip + st::colorSliderWidth), _opacitySlider->y() + _opacitySlider->height() - st::colorSliderSkip - _result->height(), fieldWidth + (st::colorEditSkip + st::colorSliderWidth), fieldHeight);
+}
+
+void EditColorBox::paintEvent(QPaintEvent *e) {
+	BoxContent::paintEvent(e);
+
+	Painter p(this);
+	Ui::Shadow::paint(p, _picker->geometry(), width(), st::defaultRoundShadow);
+
+	Ui::Shadow::paint(p, QRect(_newRect.x(), _newRect.y(), _newRect.width(), _newRect.height() + _currentRect.height()), width(), st::defaultRoundShadow);
+	if (_new.alphaF() < 1.) {
+		p.fillRect(myrtlrect(_newRect), _transparent);
+	}
+	p.fillRect(myrtlrect(_newRect), _new);
+	if (_current.alphaF() < 1.) {
+		p.fillRect(myrtlrect(_currentRect), _transparent);
+	}
+	p.fillRect(myrtlrect(_currentRect), _current);
+}
+
+void EditColorBox::mousePressEvent(QMouseEvent *e) {
+	if (myrtlrect(_currentRect).contains(e->pos())) {
+		updateFromColor(_current);
+	}
+}
+
+void EditColorBox::updateFromColor(QColor color) {
+	_new = color;
+	updateControlsFromColor();
+	updateRGBFields();
+	updateHSVFields();
+	updateResultField();
+	update();
+}
+
+void EditColorBox::updateFromControls() {
+	auto hue = qRound((1. - _hueSlider->value()) * 360);
+	auto saturation = qRound(_picker->valueX() * 255);
+	auto brightness = qRound((1. - _picker->valueY()) * 255);
+	auto alpha = qRound(_opacitySlider->value() * 255);
+	setHSV(hue, saturation, brightness, alpha);
+	updateHSVFields();
+	updateControlsFromHSV(hue, saturation, brightness);
+}
+
+void EditColorBox::updateFromHSVFields() {
+	auto hue = _hueField->value();
+	auto saturation = percentToByte(_saturationField->value());
+	auto brightness = percentToByte(_brightnessField->value());
+	auto alpha = qRound(_opacitySlider->value() * 255);
+	setHSV(hue, saturation, brightness, alpha);
+	updateControlsFromHSV(hue, saturation, brightness);
+}
+
+void EditColorBox::updateFromRGBFields() {
+	auto red = _redField->value();
+	auto blue = _blueField->value();
+	auto green = _greenField->value();
+	auto alpha = qRound(_opacitySlider->value() * 255);
+	setRGB(red, green, blue, alpha);
+	updateResultField();
+}
+
+void EditColorBox::updateFromResultField() {
+	auto text = _result->getLastText();
+	if (text.size() != 6 && text.size() != 8) {
+		return;
+	}
+
+	auto fromHex = [](QChar hex) {
+		auto code = hex.unicode();
+		if (code >= 'A' && code <= 'F') {
+			return (code - 'A' + 10);
+		} else if (code >= 'a' && code <= 'f') {
+			return (code - 'a' + 10);
+		}
+		return code - '0';
+	};
+	auto fromChars = [fromHex](QChar a, QChar b) {
+		return fromHex(a) * 0x10 + fromHex(b);
+	};
+	auto red = fromChars(text[0], text[1]);
+	auto green = fromChars(text[2], text[3]);
+	auto blue = fromChars(text[4], text[5]);
+	auto alpha = (text.size() == 8) ? fromChars(text[6], text[7]) : 255;
+	setRGB(red, green, blue, alpha);
+	updateRGBFields();
+}
+
+void EditColorBox::updateControlsFromHSV(int hue, int saturation, int brightness) {
+	_picker->setHSV(hue, saturation, brightness);
+	_hueSlider->setHSV(hue, saturation, brightness);
+	_opacitySlider->setHSV(hue, saturation, brightness);
+}
+
+void EditColorBox::updateControlsFromColor() {
+	auto red = _new.red();
+	auto green = _new.green();
+	auto blue = _new.blue();
+	auto alpha = _new.alpha();
+	_picker->setRGB(red, green, blue);
+	_hueSlider->setRGB(red, green, blue);
+	_opacitySlider->setRGB(red, green, blue);
+	_opacitySlider->setAlpha(alpha);
+}
+
+void EditColorBox::setHSV(int hue, int saturation, int value, int alpha) {
+	_new.setHsv(hue, saturation, value, alpha);
+	updateRGBFields();
+	updateResultField();
+	update();
+}
+
+void EditColorBox::setRGB(int red, int green, int blue, int alpha) {
+	_new.setRgb(red, green, blue, alpha);
+	updateControlsFromColor();
+	updateHSVFields();
+	update();
+}

Telegram/SourceFiles/boxes/editcolorbox.h

@@ -0,0 +1,115 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop version of Telegram messaging app, see https://telegram.org
+
+Telegram Desktop is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+It is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+In addition, as a special exception, the copyright holders give permission
+to link the code of portions of this program with the OpenSSL library.
+
+Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
+Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
+*/
+#pragma once
+
+#include "boxes/abstractbox.h"
+
+class EditColorBox : public BoxContent {
+	Q_OBJECT
+
+public:
+	EditColorBox(QWidget*, const QString &title, QColor current = QColor(255, 255, 255));
+
+	void setSaveCallback(base::lambda<void(QColor)> &&callback) {
+		_saveCallback = std_::move(callback);
+	}
+
+	void setCancelCallback(base::lambda<void()> &&callback) {
+		_cancelCallback = std_::move(callback);
+	}
+
+	void showColor(QColor color) {
+		updateFromColor(color);
+	}
+
+	void closeHook() override {
+		if (_cancelCallback) {
+			_cancelCallback();
+		}
+	}
+
+protected:
+	void prepare() override;
+
+	void paintEvent(QPaintEvent *e) override;
+	void resizeEvent(QResizeEvent *e) override;
+
+	void mousePressEvent(QMouseEvent *e) override;
+
+	void setInnerFocus() override;
+
+private slots:
+	void onFieldChanged();
+	void onFieldSubmitted();
+
+private:
+	void saveColor();
+
+	void updateFromColor(QColor color);
+	void updateControlsFromColor();
+	void updateControlsFromHSV(int hue, int saturation, int brightness);
+	void updateHSVFields();
+	void updateRGBFields();
+	void updateResultField();
+	void updateFromControls();
+	void updateFromHSVFields();
+	void updateFromRGBFields();
+	void updateFromResultField();
+	void setHSV(int hue, int saturation, int brightness, int alpha);
+	void setRGB(int red, int green, int blue, int alpha);
+
+	int percentFromByte(int byte) {
+		return snap(qRound(byte * 100 / 255.), 0, 100);
+	}
+	int percentToByte(int percent) {
+		return snap(qRound(percent * 255 / 100.), 0, 255);
+	}
+
+	class Picker;
+	class Slider;
+	class Field;
+	class ResultField;
+
+	QString _title;
+
+	object_ptr<Picker> _picker;
+	object_ptr<Slider> _hueSlider;
+	object_ptr<Slider> _opacitySlider;
+
+	object_ptr<Field> _hueField;
+	object_ptr<Field> _saturationField;
+	object_ptr<Field> _brightnessField;
+	object_ptr<Field> _redField;
+	object_ptr<Field> _greenField;
+	object_ptr<Field> _blueField;
+	object_ptr<ResultField> _result;
+
+	QBrush _transparent;
+	QColor _current;
+	QColor _new;
+
+	QRect _currentRect;
+	QRect _newRect;
+
+	base::lambda<void(QColor)> _saveCallback;
+	base::lambda<void()> _cancelCallback;
+
+};

Telegram/SourceFiles/boxes/sharebox.cpp

@@ -37,7 +37,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "history/history_media_types.h"
 #include "ui/widgets/buttons.h"
 #include "ui/widgets/scroll_area.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 #include "boxes/contactsbox.h"
 
 ShareBox::ShareBox(QWidget*, CopyCallback &&copyCallback, SubmitCallback &&submitCallback, FilterCallback &&filterCallback)
@@ -872,9 +872,7 @@ void shareGameScoreFromItem(HistoryItem *item) {
 
 							QApplication::clipboard()->setText(CreateInternalLinkHttps(bot->username + qsl("?game=") + shortName));
 
-							Ui::Toast::Config toast;
-							toast.text = lang(lng_share_game_link_copied);
-							Ui::Toast::Show(App::wnd(), toast);
+							Ui::Toast::Show(lang(lng_share_game_link_copied));
 						}
 					}
 				}
@@ -892,10 +890,7 @@ void shareGameScoreFromItem(HistoryItem *item) {
 			}
 			data->requests.remove(requestId);
 			if (data->requests.empty()) {
-				Ui::Toast::Config toast;
-				toast.text = lang(lng_share_done);
-				Ui::Toast::Show(App::wnd(), toast);
-
+				Ui::Toast::Show(lang(lng_share_done));
 				Ui::hideLayer();
 			}
 		};

Telegram/SourceFiles/boxes/usernamebox.cpp

@@ -161,10 +161,7 @@ void UsernameBox::onChanged() {
 
 void UsernameBox::onLinkClick() {
 	Application::clipboard()->setText(CreateInternalLinkHttps(getName()));
-
-	Ui::Toast::Config toast;
-	toast.text = lang(lng_username_copied);
-	Ui::Toast::Show(App::wnd(), toast);
+	Ui::Toast::Show(lang(lng_username_copied));
 }
 
 void UsernameBox::onUpdateDone(const MTPUser &user) {

Telegram/SourceFiles/codegen/common/basic_tokenized_file.cpp

@@ -52,8 +52,6 @@ Token invalidToken() {
 	return { Type::Invalid, QString(), ConstUtf8String(nullptr, 0), false };
 }
 
-
-
 } // namespace
 
 BasicTokenizedFile::BasicTokenizedFile(const QString &filepath) : reader_(filepath) {
@@ -152,6 +150,22 @@ Type BasicTokenizedFile::uniteLastTokens(Type type) {
 	return type;
 }
 
+QString BasicTokenizedFile::getCurrentLineComment() {
+	if (lineNumber_ > singleLineComments_.size()) {
+		reader_.logError(kErrorInternal, lineNumber_) << "internal tokenizer error (line number larger than comments list size).";
+		failed_ = true;
+		return QString();
+	}
+	auto commentBytes = singleLineComments_[lineNumber_ - 1].mid(2); // Skip "//"
+	CheckedUtf8String comment(commentBytes);
+	if (!comment.isValid()) {
+		reader_.logError(kErrorIncorrectUtf8String, lineNumber_) << "incorrect UTF-8 string in the comment.";
+		failed_ = true;
+		return QString();
+	}
+	return comment.toString().trimmed();
+}
+
 Type BasicTokenizedFile::readNameOrNumber() {
 	while (!reader_.atEnd()) {
 		if (!isDigitChar(reader_.currentChar())) {

Telegram/SourceFiles/codegen/common/basic_tokenized_file.h

@@ -77,7 +77,11 @@ public:
 	};
 
 	bool read() {
-		return reader_.read();
+		if (reader_.read()) {
+			singleLineComments_ = reader_.singleLineComments();
+			return true;
+		}
+		return false;
 	}
 	bool atEnd() const {
 		return reader_.atEnd();
@@ -90,6 +94,8 @@ public:
 		return failed_;
 	}
 
+	QString getCurrentLineComment();
+
 	// Log error to std::cerr with 'code' at the current position in file.
 	LogStream logError(int code) const;
 	LogStream logErrorUnexpectedToken() const;
@@ -124,6 +130,7 @@ private:
 	int currentToken_ = 0;
 	int lineNumber_ = 1;
 	bool failed_ = false;
+	QVector<QByteArray> singleLineComments_;
 
 	// Where the last (currently read) token has started.
 	const char *tokenStart_ = nullptr;

Telegram/SourceFiles/codegen/common/clean_file.cpp

@@ -86,10 +86,17 @@ bool CleanFile::read() {
 			offset = ch;
 		}
 	};
-	auto feedComment = [this, &offset, end](const char *ch) {
+
+	auto lineNumber = 0;
+	auto feedComment = [this, &offset, end, &lineNumber](const char *ch, bool save = false) {
 		if (ch > offset) {
-//			comments_.push_back({ content_.size(), QByteArray(offset, ch - offset) });
-			if (result_.isEmpty()) result_.reserve(end - offset - 2);
+			if (save) {
+				singleLineComments_.resize(lineNumber + 1);
+				singleLineComments_[lineNumber] = QByteArray(offset, ch - offset);
+			}
+			if (result_.isEmpty()) {
+				result_.reserve(end - offset - 2);
+			}
 			result_.append(' ');
 			offset = ch;
 		}
@@ -105,6 +112,9 @@ bool CleanFile::read() {
 			}
 		}
 		if (insideString) {
+			if (currentChar == '\n') {
+				++lineNumber;
+			}
 			++ch;
 			continue;
 		}
@@ -114,12 +124,14 @@ bool CleanFile::read() {
 			insideComment = InsideComment::SingleLine;
 			ch += 2;
 		} else if (insideComment == InsideComment::SingleLine && currentChar == '\r' && nextChar == '\n') {
-			feedComment(ch);
+			feedComment(ch, true);
 			ch += 2;
+			++lineNumber;
 			insideComment = InsideComment::None;
 		} else if (insideComment == InsideComment::SingleLine && currentChar == '\n') {
-			feedComment(ch);
+			feedComment(ch, true);
 			++ch;
+			++lineNumber;
 			insideComment = InsideComment::None;
 		} else if (insideComment == InsideComment::None && currentChar == '/' && nextChar == '*') {
 			feedContent(ch);
@@ -132,15 +144,21 @@ bool CleanFile::read() {
 		} else if (insideComment == InsideComment::MultiLine && currentChar == '\r' && nextChar == '\n') {
 			feedComment(ch);
 			ch += 2;
+			++lineNumber;
 			feedContent(ch);
 		} else if (insideComment == InsideComment::MultiLine && currentChar == '\n') {
 			feedComment(ch);
 			++ch;
+			++lineNumber;
 			feedContent(ch);
 		} else {
+			if (currentChar == '\n') {
+				++lineNumber;
+			}
 			++ch;
 		}
 	}
+	singleLineComments_.resize(lineNumber + 1);
 
 	if (insideComment == InsideComment::MultiLine) {
 		common::logError(kErrorUnexpectedEndOfFile, filepath_);
@@ -156,6 +174,10 @@ bool CleanFile::read() {
 	return true;
 }
 
+QVector<QByteArray> CleanFile::singleLineComments() const {
+	return singleLineComments_;
+}
+
 LogStream CleanFile::logError(int code, int line) const {
 	return common::logError(code, filepath_, line);
 }

Telegram/SourceFiles/codegen/common/clean_file.h

@@ -38,6 +38,7 @@ public:
 	CleanFile &operator=(const CleanFile &other) = delete;
 
 	bool read();
+	QVector<QByteArray> singleLineComments() const;
 
 	const char *data() const {
 		return result_.constData();
@@ -55,11 +56,8 @@ private:
 	QString filepath_;
 	QByteArray content_, result_;
 	bool read_;
-	//struct Comment {
-	//	int offset;
-	//	QByteArray content;
-	//};
-	//QVector<Comment> comments_;
+
+	QVector<QByteArray> singleLineComments_;
 
 };
 

Telegram/SourceFiles/codegen/common/clean_file_reader.h

@@ -63,6 +63,10 @@ public:
 		return (end_ - pos_);
 	}
 
+	QVector<QByteArray> singleLineComments() const {
+		return file_.singleLineComments();
+	}
+
 	// Log error to std::cerr with 'code' at line number 'line' in data().
 	LogStream logError(int code, int line) const {
 		return std::forward<LogStream>(file_.logError(code, line));

Telegram/SourceFiles/codegen/style/generator.cpp

@@ -106,12 +106,13 @@ char hexFirstChar(char ch) {
 	return hexChar((*reinterpret_cast<uchar*>(&ch)) >> 4);
 }
 
-QString stringToEncodedString(const std::string &str) {
+QString stringToEncodedString(const QString &str) {
 	QString result, lineBreak = "\\\n";
 	result.reserve(str.size() * 8);
 	bool writingHexEscapedCharacters = false, startOnNewLine = false;
 	int lastCutSize = 0;
-	for (uchar ch : str) {
+	auto utf = str.toUtf8();
+	for (auto ch : utf) {
 		if (result.size() - lastCutSize > 80) {
 			startOnNewLine = true;
 			result.append(lineBreak);
@@ -140,6 +141,10 @@ QString stringToEncodedString(const std::string &str) {
 	return '"' + (startOnNewLine ? lineBreak : QString()) + result + '"';
 }
 
+QString stringToEncodedString(const std::string &str) {
+	return stringToEncodedString(QString::fromStdString(str));
+}
+
 QString stringToBinaryArray(const std::string &str) {
 	QStringList rows, chars;
 	chars.reserve(13);
@@ -334,7 +339,7 @@ QString Generator::valueAssignmentCode(structure::Value value) const {
 	case Tag::Int: return QString("%1").arg(value.Int());
 	case Tag::Double: return QString("%1").arg(value.Double());
 	case Tag::Pixels: return pxValueName(value.Int());
-	case Tag::String: return QString("qsl(%1)").arg(stringToEncodedString(value.String()));
+	case Tag::String: return QString("QString::fromUtf8(%1)").arg(stringToEncodedString(value.String()));
 	case Tag::Color: {
 		auto v(value.Color());
 		if (v.red == v.green && v.red == v.blue && v.red == 0 && v.alpha == 255) {
@@ -441,8 +446,15 @@ public:\n\
 \n\
 	QByteArray save() const;\n\
 	bool load(const QByteArray &cache);\n\
-	bool setColor(QLatin1String name, uchar r, uchar g, uchar b, uchar a);\n\
-	bool setColor(QLatin1String name, QLatin1String from);\n\
+\n\
+	enum class SetResult {\n\
+		Ok,\n\
+		KeyNotFound,\n\
+		ValueNotFound,\n\
+		Duplicate,\n\
+	};\n\
+	SetResult setColor(QLatin1String name, uchar r, uchar g, uchar b, uchar a);\n\
+	SetResult setColor(QLatin1String name, QLatin1String from);\n\
 	void reset() {\n\
 		clear();\n\
 		finalize();\n\
@@ -564,12 +576,20 @@ namespace main_palette {\n\
 \n\
 QByteArray save();\n\
 bool load(const QByteArray &cache);\n\
-bool setColor(QLatin1String name, uchar r, uchar g, uchar b, uchar a);\n\
-bool setColor(QLatin1String name, QLatin1String from);\n\
+palette::SetResult setColor(QLatin1String name, uchar r, uchar g, uchar b, uchar a);\n\
+palette::SetResult setColor(QLatin1String name, QLatin1String from);\n\
 void apply(const palette &other);\n\
 void reset();\n\
 int indexOfColor(color c);\n\
 \n\
+struct row {\n\
+\tQLatin1String name;\n\
+\tQLatin1String value;\n\
+\tQLatin1String fallback;\n\
+\tQLatin1String description;\n\
+};\n\
+QList<row> data();\n\
+\n\
 } // namespace main_palette\n";
 
 	return true;
@@ -739,10 +759,17 @@ void palette::finalize() {\n\
 \n\
 	compute(0, -1, { 255, 255, 255, 0}); // special color\n";
 
+	QList<structure::FullName> names;
+	module_.enumVariables([this, &names](const Variable &variable) -> bool {
+		names.push_back(variable.name);
+		return true;
+	});
+
+	QString dataRows;
 	int indexInPalette = 1;
 	QByteArray checksumString;
 	checksumString.append("&transparent:{ 255, 255, 255, 0 }");
-	bool result = module_.enumVariables([this, &indexInPalette, &checksumString](const Variable &variable) -> bool {
+	auto result = module_.enumVariables([this, &indexInPalette, &checksumString, &dataRows, &names](const Variable &variable) -> bool {
 		auto name = variable.name.back();
 		auto index = indexInPalette++;
 		paletteIndices_[name] = index;
@@ -754,8 +781,27 @@ void palette::finalize() {\n\
 		auto assignment = QString("{ %1, %2, %3, %4 }").arg(color.red).arg(color.green).arg(color.blue).arg(color.alpha);
 		source_->stream() << "\tcompute(" << index << ", " << fallbackIndex << ", " << assignment << ");\n";
 		checksumString.append('&' + name + ':' + assignment);
+
+		auto isCopy = !variable.value.copyOf().isEmpty();
+		auto colorString = paletteColorValue(color);
+		auto fallbackName = QString();
+		if (fallbackIndex > 0) {
+			auto fallbackVariable = module_.findVariableInModule(names[fallbackIndex - 1], module_);
+			if (fallbackVariable && fallbackVariable->value.type().tag == structure::TypeTag::Color) {
+				fallbackName = fallbackVariable->name.back();
+			}
+		}
+		auto value = isCopy ? fallbackName : '#' + colorString;
+		if (value.isEmpty()) {
+			return false;
+		}
+
+		dataRows.append("\tresult.push_back({ qstr(\"" + name + "\"), qstr(\"" + value + "\"), qstr(\"" + (isCopy ? QString() : fallbackName) + "\"), qstr(" + stringToEncodedString(variable.description.toStdString()) + ") });\n");
 		return true;
 	});
+	if (!result) {
+		return false;
+	}
 	auto count = indexInPalette;
 	auto checksum = hashCrc32(checksumString.constData(), checksumString.size());
 
@@ -854,23 +900,25 @@ bool palette::load(const QByteArray &cache) {\n\
 	return true;\n\
 }\n\
 \n\
-bool palette::setColor(QLatin1String name, uchar r, uchar g, uchar b, uchar a) {\n\
-	auto index = getPaletteIndex(name);\n\
-	if (index >= 0) {\n\
-		setData(index, { r, g, b, a });\n\
-		return true;\n\
-	}\n\
-	return false;\n\
+palette::SetResult palette::setColor(QLatin1String name, uchar r, uchar g, uchar b, uchar a) {\n\
+	auto nameIndex = getPaletteIndex(name);\n\
+	if (nameIndex < 0) return SetResult::KeyNotFound;\n\
+	auto duplicate = (_status[nameIndex] != Status::Initial);\n\
+\n\
+	setData(nameIndex, { r, g, b, a });\n\
+	return duplicate ? SetResult::Duplicate : SetResult::Ok;\n\
 }\n\
 \n\
-bool palette::setColor(QLatin1String name, QLatin1String from) {\n\
+palette::SetResult palette::setColor(QLatin1String name, QLatin1String from) {\n\
 	auto nameIndex = getPaletteIndex(name);\n\
+	if (nameIndex < 0) return SetResult::KeyNotFound;\n\
+	auto duplicate = (_status[nameIndex] != Status::Initial);\n\
+\n\
 	auto fromIndex = getPaletteIndex(from);\n\
-	if (nameIndex >= 0 && fromIndex >= 0 && _status[fromIndex] == Status::Loaded) {\n\
-		setData(nameIndex, *data(fromIndex));\n\
-		return true;\n\
-	}\n\
-	return false;\n\
+	if (fromIndex < 0 || _status[fromIndex] != Status::Loaded) return SetResult::ValueNotFound;\n\
+\n\
+	setData(nameIndex, *data(fromIndex));\n\
+	return duplicate ? SetResult::Duplicate : SetResult::Ok;\n\
 }\n\
 \n\
 namespace main_palette {\n\
@@ -887,11 +935,11 @@ bool load(const QByteArray &cache) {\n\
 	return false;\n\
 }\n\
 \n\
-bool setColor(QLatin1String name, uchar r, uchar g, uchar b, uchar a) {\n\
+palette::SetResult setColor(QLatin1String name, uchar r, uchar g, uchar b, uchar a) {\n\
 	return _palette.setColor(name, r, g, b, a);\n\
 }\n\
 \n\
-bool setColor(QLatin1String name, QLatin1String from) {\n\
+palette::SetResult setColor(QLatin1String name, QLatin1String from) {\n\
 	return _palette.setColor(name, from);\n\
 }\n\
 \n\
@@ -909,6 +957,14 @@ int indexOfColor(color c) {\n\
 	return _palette.indexOfColor(c);\n\
 }\n\
 \n\
+QList<row> data() {\n\
+	auto result = QList<row>();\n\
+	result.reserve(" << count << ");\n\
+\n\
+" << dataRows << "\n\
+	return result;\n\
+}\n\
+\n\
 } // namespace main_palette\n\
 \n";
 
@@ -1208,91 +1264,5 @@ bool Generator::collectUniqueValues() {
 	return module_.enumVariables(collector);
 }
 
-bool Generator::writeSampleTheme(const QString &filepath) {
-	QByteArray content;
-	QTextStream stream(&content);
-
-	stream << "\
-//\n\
-// This is a sample Telegram Desktop theme file.\n\
-// It was generated from the 'colors.palette' style file.\n\
-//\n\
-// To create a theme with a background image included you should\n\
-// put two files in a .zip archive:\n\
-//\n\
-// First one is the color scheme like the one you're viewing\n\
-// right now, this file should be named 'colors.tdesktop-theme'.\n\
-//\n\
-// Second one should be the background image and it can be named\n\
-// 'background.jpg', 'background.png', 'tiled.jpg' or 'tiled.png'.\n\
-// You should name it 'background' (if you'd like it not to be tiled),\n\
-// or it can be named 'tiled' (if you'd like it to be tiled).\n\
-//\n\
-// After that you need to change the extension of your .zip archive\n\
-// to 'tdesktop-theme', so you'll have:\n\
-//\n\
-// mytheme.tdesktop-theme\n\
-// |-colors.tdesktop-theme\n\
-// |-background.jpg (or tiled.jpg, background.png, tiled.png)\n\
-//\n\n";
-
-	QList<structure::FullName> names;
-	module_.enumVariables([this, &names](const Variable &variable) -> bool {
-		names.push_back(variable.name);
-		return true;
-	});
-	bool result = module_.enumVariables([this, &names, &stream](const Variable &variable) -> bool {
-		auto name = variable.name.back();
-		if (variable.value.type().tag != structure::TypeTag::Color) {
-			return false;
-		}
-		auto color = variable.value.Color();
-		//color.red = uchar(rand() % 256);
-		//color.green = uchar(rand() % 256);
-		//color.blue = uchar(rand() % 256);
-		//auto fallbackIndex = -1;
-		auto fallbackIndex = paletteIndices_.value(colorFallbackName(variable.value), -1);
-		auto colorString = paletteColorValue(color);
-		if (fallbackIndex >= 0) {
-			auto fallbackVariable = module_.findVariableInModule(names[fallbackIndex - 1], module_);
-			if (!fallbackVariable || fallbackVariable->value.type().tag != structure::TypeTag::Color) {
-				return false;
-			}
-			auto fallbackName = fallbackVariable->name.back();
-			auto fallbackColor = fallbackVariable->value.Color();
-			if (colorString == paletteColorValue(fallbackColor)) {
-				stream << name << ": " << fallbackName << ";\n";
-			} else {
-				stream << name << ": #" << colorString << "; // " << fallbackName << ";\n";
-			}
-		} else {
-			stream << name << ": #" << colorString << ";\n";
-		}
-		return true;
-	});
-	if (!result) {
-		return result;
-	}
-
-	stream.flush();
-
-	QFile file(filepath);
-	if (file.open(QIODevice::ReadOnly)) {
-		if (file.readAll() == content) {
-			file.close();
-			return true;
-		}
-		file.close();
-	}
-
-	if (!file.open(QIODevice::WriteOnly)) {
-		return false;
-	}
-	if (file.write(content) != content.size()) {
-		return false;
-	}
-	return true;
-}
-
 } // namespace style
 } // namespace codegen

Telegram/SourceFiles/codegen/style/generator.h

@@ -40,7 +40,6 @@ public:
 
 	bool writeHeader();
 	bool writeSource();
-	bool writeSampleTheme(const QString &filepath);
 
 private:
 	QString typeToString(structure::Type type) const;

Telegram/SourceFiles/codegen/style/parsed_file.cpp

@@ -261,6 +261,7 @@ structure::Variable ParsedFile::readVariable(const QString &name) {
 		}
 		if (value.type().tag != structure::TypeTag::Struct || !value.copyOf().empty()) {
 			assertNextToken(BasicType::Semicolon);
+			result.description = file_.getCurrentLineComment();
 		}
 	}
 	return result;

Telegram/SourceFiles/codegen/style/processor.cpp

@@ -81,10 +81,6 @@ bool Processor::write(const structure::Module &module) const {
 	if (!generator.writeSource()) {
 		return false;
 	}
-	auto themePath = srcFile.absoluteDir().absolutePath() + "/default.tdesktop-theme";
-	if (options_.isPalette && !generator.writeSampleTheme(themePath)) {
-		return false;
-	}
 	return true;
 }
 

Telegram/SourceFiles/codegen/style/structure_types.h

@@ -198,6 +198,7 @@ private:
 struct Variable {
 	FullName name;
 	Value value;
+	QString description;
 
 	explicit operator bool() const {
 		return !name.isEmpty();

Telegram/SourceFiles/core/utils.cpp

@@ -940,6 +940,7 @@ QStringList MimeType::globPatterns() const {
 	switch (_type) {
 	case Known::WebP: return QStringList(qsl("*.webp"));
 	case Known::TDesktopTheme: return QStringList(qsl("*.tdesktop-theme"));
+	case Known::TDesktopPalette: return QStringList(qsl("*.tdesktop-palette"));
 	default: break;
 	}
 	return _typeStruct.globPatterns();
@@ -948,6 +949,7 @@ QString MimeType::filterString() const {
 	switch (_type) {
 	case Known::WebP: return qsl("WebP image (*.webp)");
 	case Known::TDesktopTheme: return qsl("Theme files (*.tdesktop-theme)");
+	case Known::TDesktopPalette: return qsl("Palette files (*.tdesktop-palette)");
 	default: break;
 	}
 	return _typeStruct.filterString();
@@ -956,6 +958,7 @@ QString MimeType::name() const {
 	switch (_type) {
 	case Known::WebP: return qsl("image/webp");
 	case Known::TDesktopTheme: return qsl("application/x-tdesktop-theme");
+	case Known::TDesktopPalette: return qsl("application/x-tdesktop-palette");
 	default: break;
 	}
 	return _typeStruct.name();
@@ -966,17 +969,22 @@ MimeType mimeTypeForName(const QString &mime) {
 		return MimeType(MimeType::Known::WebP);
 	} else if (mime == qsl("application/x-tdesktop-theme")) {
 		return MimeType(MimeType::Known::TDesktopTheme);
+	} else if (mime == qsl("application/x-tdesktop-palette")) {
+		return MimeType(MimeType::Known::TDesktopPalette);
 	}
 	return MimeType(QMimeDatabase().mimeTypeForName(mime));
 }
 
 MimeType mimeTypeForFile(const QFileInfo &file) {
 	QString path = file.absoluteFilePath();
-	if (path.endsWith(qsl(".webp"), Qt::CaseInsensitive)) {
+	if (path.endsWith(qstr(".webp"), Qt::CaseInsensitive)) {
 		return MimeType(MimeType::Known::WebP);
-	} else if (path.endsWith(qsl(".tdesktop-theme"), Qt::CaseInsensitive)) {
+	} else if (path.endsWith(qstr(".tdesktop-theme"), Qt::CaseInsensitive)) {
 		return MimeType(MimeType::Known::TDesktopTheme);
+	} else if (path.endsWith(qstr(".tdesktop-palette"), Qt::CaseInsensitive)) {
+		return MimeType(MimeType::Known::TDesktopPalette);
 	}
+
 	{
 		QFile f(path);
 		if (f.open(QIODevice::ReadOnly)) {

Telegram/SourceFiles/core/utils.h

@@ -432,6 +432,7 @@ public:
 	enum class Known {
 		Unknown,
 		TDesktopTheme,
+		TDesktopPalette,
 		WebP,
 	};
 

Telegram/SourceFiles/core/version.h

@@ -22,7 +22,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 
 #include "core/utils.h"
 
-#define BETA_VERSION_MACRO (0ULL)
+#define BETA_VERSION_MACRO (1000006001ULL)
 
 constexpr int AppVersion = 1000006;
 constexpr str_const AppVersionStr = "1.0.6";

Telegram/SourceFiles/dialogswidget.cpp

@@ -42,7 +42,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "apiwrap.h"
 #include "ui/widgets/dropdown_menu.h"
 #include "ui/widgets/input_fields.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 #include "autoupdater.h"
 #include "observer_peer.h"
 

Telegram/SourceFiles/historywidget.cpp

@@ -56,7 +56,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "localstorage.h"
 #include "apiwrap.h"
 #include "window/top_bar_widget.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 #include "observer_peer.h"
 #include "core/qthelp_regex.h"
 #include "ui/widgets/popup_menu.h"
@@ -5802,10 +5802,8 @@ void HistoryWidget::botCallbackDone(BotCallbackInfo info, const MTPmessages_BotC
 		if (answerData.has_message()) {
 			if (answerData.is_alert()) {
 				Ui::show(Box<InformBox>(qs(answerData.vmessage)));
-			} else if (App::wnd()) {
-				Ui::Toast::Config toast;
-				toast.text = qs(answerData.vmessage);
-				Ui::Toast::Show(App::wnd(), toast);
+			} else {
+				Ui::Toast::Show(qs(answerData.vmessage));
 			}
 		} else if (answerData.has_url()) {
 			auto url = qs(answerData.vurl);

Telegram/SourceFiles/layerwidget.h

@@ -204,3 +204,9 @@ private:
 	mutable QSize _cachedSize;
 
 };
+
+template <typename BoxType, typename ...Args>
+inline object_ptr<BoxType> Box(Args&&... args) {
+	auto parent = static_cast<QWidget*>(nullptr);
+	return object_ptr<BoxType>(parent, std_::forward<Args>(args)...);
+}

Telegram/SourceFiles/localstorage.cpp

@@ -26,7 +26,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "serialize/serialize_document.h"
 #include "serialize/serialize_common.h"
 #include "data/data_drafts.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 #include "observer_peer.h"
 #include "mainwidget.h"
 #include "mainwindow.h"
@@ -601,6 +601,7 @@ bool _backgroundWasRead = false;
 bool _backgroundCanWrite = true;
 
 FileKey _themeKey = 0;
+QString _themePaletteAbsolutePath;
 
 bool _readingUserSettings = false;
 FileKey _userSettingsKey = 0;
@@ -3717,6 +3718,9 @@ bool readThemeUsingKey(FileKey key) {
 	if (theme.stream.status() != QDataStream::Ok) {
 		return false;
 	}
+
+	_themePaletteAbsolutePath = Window::Theme::IsPaletteTestingPath(pathAbsolute) ? pathAbsolute : QString();
+
 	QFile file(pathRelative);
 	if (pathRelative.isEmpty() || !file.exists()) {
 		file.setFileName(pathAbsolute);
@@ -3748,6 +3752,7 @@ bool readThemeUsingKey(FileKey key) {
 
 void writeTheme(const QString &pathRelative, const QString &pathAbsolute, const QByteArray &content, const Window::Theme::Cached &cache) {
 	if (content.isEmpty()) {
+		_themePaletteAbsolutePath = QString();
 		if (_themeKey) {
 			clearKey(_themeKey);
 			_themeKey = 0;
@@ -3755,6 +3760,8 @@ void writeTheme(const QString &pathRelative, const QString &pathAbsolute, const
 		}
 		return;
 	}
+
+	_themePaletteAbsolutePath = Window::Theme::IsPaletteTestingPath(pathAbsolute) ? pathAbsolute : QString();
 	if (!_themeKey) {
 		_themeKey = genKey();
 		writeSettings();
@@ -3787,6 +3794,29 @@ bool hasTheme() {
 	return (_themeKey != 0);
 }
 
+QString themePaletteAbsolutePath() {
+	return _themePaletteAbsolutePath;
+}
+
+bool copyThemeColorsToPalette(const QString &path) {
+	if (!_themeKey) {
+		return false;
+	}
+
+	FileReadDescriptor theme;
+	if (!readEncryptedFile(theme, _themeKey, FileOption::Safe, _settingsKey)) {
+		return false;
+	}
+
+	QByteArray themeContent;
+	theme.stream >> themeContent;
+	if (theme.stream.status() != QDataStream::Ok) {
+		return false;
+	}
+
+	return Window::Theme::CopyColorsToPalette(path, themeContent);
+}
+
 uint32 _peerSize(PeerData *peer) {
 	uint32 result = sizeof(quint64) + sizeof(quint64) + Serialize::storageImageLocationSize();
 	if (peer->isUser()) {

Telegram/SourceFiles/localstorage.h

@@ -153,6 +153,8 @@ bool readBackground();
 void writeTheme(const QString &pathRelative, const QString &pathAbsolute, const QByteArray &content, const Window::Theme::Cached &cache);
 void clearTheme();
 bool hasTheme();
+QString themePaletteAbsolutePath();
+bool copyThemeColorsToPalette(const QString &file);
 
 void writeRecentHashtagsAndBots();
 void readRecentHashtagsAndBots();

Telegram/SourceFiles/mainwidget.cpp

@@ -57,7 +57,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "media/player/media_player_instance.h"
 #include "core/qthelp_regex.h"
 #include "core/qthelp_url.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 #include "window/player_wrap_widget.h"
 #include "styles/style_boxes.h"
 

Telegram/SourceFiles/mainwindow.cpp

@@ -47,9 +47,10 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "settings/settings_widget.h"
 #include "platform/platform_notifications_manager.h"
 #include "window/notifications_manager.h"
-#include "window/window_theme.h"
-#include "window/window_theme_warning.h"
+#include "window/themes/window_theme.h"
+#include "window/themes/window_theme_warning.h"
 #include "window/window_main_menu.h"
+#include "core/task_queue.h"
 
 ConnectingWidget::ConnectingWidget(QWidget *parent, const QString &text, const QString &reconnect) : TWidget(parent)
 , _reconnect(this, QString()) {
@@ -379,14 +380,18 @@ void MainWindow::setupMain(const MTPUser *self) {
 }
 
 void MainWindow::showSettings() {
-	if (_passcode) return;
-
 	if (isHidden()) showFromTray();
 
+	showSpecialLayer(Box<Settings::Widget>());
+}
+
+void MainWindow::showSpecialLayer(object_ptr<LayerWidget> layer) {
+	if (_passcode) return;
+
 	if (!_layerBg) {
 		_layerBg.create(bodyWidget());
 	}
-	_layerBg->showSpecialLayer(Box<Settings::Widget>());
+	_layerBg->showSpecialLayer(std_::move(layer));
 }
 
 void MainWindow::showMainMenu() {
@@ -527,17 +532,37 @@ void MainWindow::hideConnecting() {
 
 void MainWindow::themeUpdated(const Window::Theme::BackgroundUpdate &data) {
 	using Type = Window::Theme::BackgroundUpdate::Type;
+
+	// We delay animating theme warning because we want all other
+	// subscribers to receive paltte changed notification before any
+	// animations (that include pixmap caches with old palette values).
 	if (data.type == Type::TestingTheme) {
 		if (!_testingThemeWarning) {
 			_testingThemeWarning.create(bodyWidget());
+			_testingThemeWarning->hide();
 			_testingThemeWarning->setGeometry(rect());
 			_testingThemeWarning->setHiddenCallback([this] { _testingThemeWarning.destroyDelayed(); });
 		}
-		_testingThemeWarning->showAnimated();
+
+		base::TaskQueue::Main().Put(base::lambda_guarded(this, [this] {
+			if (_testingThemeWarning) {
+				_testingThemeWarning->showAnimated();
+			}
+		}));
 	} else if (data.type == Type::RevertingTheme || data.type == Type::ApplyingTheme) {
-		_testingThemeWarning->hideAnimated();
-		_testingThemeWarning = nullptr;
-		setInnerFocus();
+		if (_testingThemeWarning) {
+			if (_testingThemeWarning->isHidden()) {
+				_testingThemeWarning.destroy();
+			} else {
+				base::TaskQueue::Main().Put(base::lambda_guarded(this, [this] {
+					if (_testingThemeWarning) {
+						_testingThemeWarning->hideAnimated();
+						_testingThemeWarning = nullptr;
+					}
+					setInnerFocus();
+				}));
+			}
+		}
 	}
 }
 
@@ -834,12 +859,9 @@ void MainWindow::closeEvent(QCloseEvent *e) {
 	}
 }
 
-void MainWindow::resizeEvent(QResizeEvent *e) {
-	Platform::MainWindow::resizeEvent(e);
-	updateControlsGeometry();
-}
-
 void MainWindow::updateControlsGeometry() {
+	Platform::MainWindow::updateControlsGeometry();
+
 	auto body = bodyWidget()->rect();
 	if (_passcode) _passcode->setGeometry(body);
 	if (_main) _main->setGeometry(body);

Telegram/SourceFiles/mainwindow.h

@@ -145,6 +145,8 @@ public:
 	void showMainMenu();
 	void updateTrayMenu(bool force = false) override;
 
+	void showSpecialLayer(object_ptr<LayerWidget> layer);
+
 	void ui_showBox(object_ptr<BoxContent> box, ShowLayerOptions options);
 	void ui_hideSettingsAndLayer(ShowLayerOptions options);
 	bool ui_isLayerShown();
@@ -156,12 +158,13 @@ public:
 protected:
 	bool eventFilter(QObject *o, QEvent *e) override;
 	void closeEvent(QCloseEvent *e) override;
-	void resizeEvent(QResizeEvent *e) override;
 
 	void initHook() override;
 	void updateIsActiveHook() override;
 	void clearWidgetsHook() override;
 
+	void updateControlsGeometry() override;
+
 public slots:
 	void checkAutoLock();
 
@@ -205,8 +208,6 @@ private:
 
 	void themeUpdated(const Window::Theme::BackgroundUpdate &data);
 
-	void updateControlsGeometry();
-
 	QPixmap grabInner();
 
 	void placeSmallCounter(QImage &img, int size, int count, style::color bg, const QPoint &shift, style::color color) override;

Telegram/SourceFiles/media/view/mediaview.style

@@ -111,8 +111,6 @@ mediaviewFileIconSize: 80px;
 
 mediaviewFileLink: defaultLinkButton;
 
-mediaviewTransparentSize: 4px;
-
 mediaviewMenu: Menu(defaultMenu) {
 	itemBg: mediaviewMenuBg;
 	itemBgOver: mediaviewMenuBgOver;

Telegram/SourceFiles/mediaview.cpp

@@ -34,7 +34,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "styles/style_history.h"
 #include "media/media_audio.h"
 #include "history/history_media_types.h"
-#include "window/window_theme_preview.h"
+#include "window/themes/window_theme_preview.h"
 #include "core/task_queue.h"
 #include "observer_peer.h"
 
@@ -69,6 +69,7 @@ bool typeHasMediaOverview(MediaOverviewType type) {
 } // namespace
 
 MediaView::MediaView(QWidget*) : TWidget(nullptr)
+, _transparentBrush(style::transparentPlaceholderBrush())
 , _animStarted(getms())
 , _docDownload(this, lang(lng_media_download), st::mediaviewFileLink)
 , _docSaveAs(this, lang(lng_mediaview_save_as), st::mediaviewFileLink)
@@ -96,8 +97,6 @@ MediaView::MediaView(QWidget*) : TWidget(nullptr)
 		mediaOverviewUpdated(update);
 	}));
 
-	generateTransparentBrush();
-
 	setWindowFlags(Qt::FramelessWindowHint | Qt::BypassWindowManagerHint | Qt::Tool | Qt::NoDropShadowWindowHint);
 	moveToScreen();
 	setAttribute(Qt::WA_NoSystemBackground, true);
@@ -1186,6 +1185,7 @@ void MediaView::displayPhoto(PhotoData *photo, HistoryItem *item) {
 }
 
 void MediaView::destroyThemePreview() {
+	_themePreviewId = 0;
 	_themePreviewShown = false;
 	_themePreview.reset();
 	_themeApply.destroy();
@@ -2767,19 +2767,6 @@ void MediaView::loadBack() {
 	}
 }
 
-void MediaView::generateTransparentBrush() {
-	auto size = st::mediaviewTransparentSize * cIntRetinaFactor();
-	auto transparent = QImage(2 * size, 2 * size, QImage::Format_ARGB32_Premultiplied);
-	transparent.fill(st::mediaviewTransparentBg->c);
-	{
-		Painter p(&transparent);
-		p.fillRect(rtlrect(0, size, size, size, 2 * size), st::mediaviewTransparentFg);
-		p.fillRect(rtlrect(size, 0, size, size, 2 * size), st::mediaviewTransparentFg);
-	}
-	transparent.setDevicePixelRatio(cRetinaFactor());
-	_transparentBrush = QBrush(transparent);
-}
-
 MediaView::LastChatPhoto MediaView::computeLastOverviewChatPhoto() {
 	LastChatPhoto emptyResult = { nullptr, nullptr };
 	auto lastPhotoInOverview = [&emptyResult](auto history, auto list) -> LastChatPhoto {

Telegram/SourceFiles/mediaview.h

@@ -166,8 +166,6 @@ private:
 	void findCurrent();
 	void loadBack();
 
-	void generateTransparentBrush();
-
 	void updateCursor();
 	void setZoomLevel(int newZoom);
 

Telegram/SourceFiles/overviewwidget.cpp

@@ -33,7 +33,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "ui/widgets/buttons.h"
 #include "ui/widgets/input_fields.h"
 #include "window/top_bar_widget.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 #include "lang.h"
 #include "mainwindow.h"
 #include "mainwidget.h"

Telegram/SourceFiles/platform/win/main_window_win.cpp

@@ -30,7 +30,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "lang.h"
 #include "localstorage.h"
 #include "ui/widgets/popup_menu.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 
 #include <qpa/qplatformnativeinterface.h>
 

Telegram/SourceFiles/profile/profile_block_invite_link.cpp

@@ -110,9 +110,7 @@ void InviteLinkWidget::refreshLink() {
 			}
 
 			QApplication::clipboard()->setText(link);
-			Ui::Toast::Config toast;
-			toast.text = lang(lng_group_invite_copied);
-			Ui::Toast::Show(App::wnd(), toast);
+			Ui::Toast::Show(lang(lng_group_invite_copied));
 			return false;
 		});
 	}

Telegram/SourceFiles/settings/settings_advanced_widget.cpp

@@ -31,7 +31,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "ui/widgets/buttons.h"
 #include "ui/effects/widget_slide_wrap.h"
 #include "localstorage.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 
 namespace Settings {
 

Telegram/SourceFiles/settings/settings_background_widget.cpp

@@ -30,7 +30,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "ui/widgets/buttons.h"
 #include "localstorage.h"
 #include "mainwindow.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 
 namespace Settings {
 
@@ -240,7 +240,7 @@ void BackgroundWidget::needBackgroundUpdate(bool tile) {
 
 void BackgroundWidget::onChooseFromFile() {
 	auto imgExtensions = cImgExtensions();
-	auto filters = QStringList(qsl("Theme files (*.tdesktop-theme *") + imgExtensions.join(qsl(" *")) + qsl(")"));
+	auto filters = QStringList(qsl("Theme files (*.tdesktop-theme *.tdesktop-palette *") + imgExtensions.join(qsl(" *")) + qsl(")"));
 	filters.push_back(filedialogAllFilesFilter());
 
 	_chooseFromFileQueryId = FileDialog::queryReadFile(lang(lng_choose_image), filters.join(qsl(";;")));
@@ -261,7 +261,8 @@ void BackgroundWidget::notifyFileQueryUpdated(const FileDialog::QueryUpdate &upd
 	}
 
 	auto filePath = update.filePaths.front();
-	if (filePath.endsWith(qstr(".tdesktop-theme"), Qt::CaseInsensitive)) {
+	if (filePath.endsWith(qstr(".tdesktop-theme"), Qt::CaseInsensitive)
+		|| filePath.endsWith(qstr(".tdesktop-palette"), Qt::CaseInsensitive)) {
 		Window::Theme::Apply(filePath);
 		return;
 	}

Telegram/SourceFiles/settings/settings_fixed_bar.cpp

@@ -24,7 +24,6 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "styles/style_settings.h"
 #include "styles/style_boxes.h"
 #include "mainwindow.h"
-#include "lang.h"
 
 namespace Settings {
 
@@ -32,6 +31,11 @@ FixedBar::FixedBar(QWidget *parent) : TWidget(parent) {
 	setAttribute(Qt::WA_OpaquePaintEvent);
 }
 
+void FixedBar::setText(const QString &text) {
+	_text = text;
+	update();
+}
+
 int FixedBar::resizeGetHeight(int newWidth) {
 	return st::settingsFixedBarHeight - st::boxRadius;
 }
@@ -43,7 +47,7 @@ void FixedBar::paintEvent(QPaintEvent *e) {
 
 	p.setFont(st::settingsFixedBarFont);
 	p.setPen(st::windowFg);
-	p.drawTextLeft(st::settingsFixedBarTextPosition.x(), st::settingsFixedBarTextPosition.y() - st::boxRadius, width(), lang(lng_menu_settings));
+	p.drawTextLeft(st::settingsFixedBarTextPosition.x(), st::settingsFixedBarTextPosition.y() - st::boxRadius, width(), _text);
 }
 
 } // namespace Settings

Telegram/SourceFiles/settings/settings_fixed_bar.h

@@ -30,11 +30,16 @@ class FixedBar : public TWidget {
 public:
 	FixedBar(QWidget *parent);
 
+	void setText(const QString &text);
+
 protected:
 	void paintEvent(QPaintEvent *e) override;
 
 	int resizeGetHeight(int newWidth) override;
 
+private:
+	QString _text;
+
 };
 
 } // namespace Settings

Telegram/SourceFiles/settings/settings_general_widget.cpp

@@ -189,21 +189,21 @@ void GeneralWidget::refreshControls() {
 
 	if (cPlatform() == dbipWindows || cSupportTray()) {
 		addChildRow(_enableTrayIcon, marginSmall, lang(lng_settings_workmode_tray), SLOT(onEnableTrayIcon()), (cWorkMode() == dbiwmTrayOnly || cWorkMode() == dbiwmWindowAndTray));
-#ifdef Q_OS_WIN
-		addChildRow(_enableTaskbarIcon, marginLarge, lang(lng_settings_workmode_window), SLOT(onEnableTaskbarIcon()), (cWorkMode() == dbiwmWindowOnly || cWorkMode() == dbiwmWindowAndTray));
+		if (cPlatform() == dbipWindows) {
+			addChildRow(_enableTaskbarIcon, marginLarge, lang(lng_settings_workmode_window), SLOT(onEnableTaskbarIcon()), (cWorkMode() == dbiwmWindowOnly || cWorkMode() == dbiwmWindowAndTray));
 
 #ifndef OS_WIN_STORE
-		addChildRow(_autoStart, marginSmall, lang(lng_settings_auto_start), SLOT(onAutoStart()), cAutoStart());
-		addChildRow(_startMinimized, marginLarge, slidedPadding, lang(lng_settings_start_min), SLOT(onStartMinimized()), (cStartMinimized() && !Global::LocalPasscode()));
-		subscribe(Global::RefLocalPasscodeChanged(), [this] {
-			_startMinimized->entity()->setChecked(cStartMinimized() && !Global::LocalPasscode());
-		});
-		if (!cAutoStart()) {
-			_startMinimized->hideFast();
-		}
-		addChildRow(_addInSendTo, marginSmall, lang(lng_settings_add_sendto), SLOT(onAddInSendTo()), cSendToMenu());
+			addChildRow(_autoStart, marginSmall, lang(lng_settings_auto_start), SLOT(onAutoStart()), cAutoStart());
+			addChildRow(_startMinimized, marginLarge, slidedPadding, lang(lng_settings_start_min), SLOT(onStartMinimized()), (cStartMinimized() && !Global::LocalPasscode()));
+			subscribe(Global::RefLocalPasscodeChanged(), [this] {
+				_startMinimized->entity()->setChecked(cStartMinimized() && !Global::LocalPasscode());
+			});
+			if (!cAutoStart()) {
+				_startMinimized->hideFast();
+			}
+			addChildRow(_addInSendTo, marginSmall, lang(lng_settings_add_sendto), SLOT(onAddInSendTo()), cSendToMenu());
 #endif // OS_WIN_STORE
-#endif // Q_OS_WIN
+		}
 	}
 }
 
@@ -297,7 +297,7 @@ void GeneralWidget::updateWorkmode() {
 	Local::writeSettings();
 }
 
-#if defined Q_OS_WIN && !defined OS_WIN_STORE
+#if !defined OS_WIN_STORE
 void GeneralWidget::onAutoStart() {
 	cSetAutoStart(_autoStart->checked());
 	if (cAutoStart()) {
@@ -335,6 +335,6 @@ void GeneralWidget::onAddInSendTo() {
 	psSendToMenu(_addInSendTo->checked());
 	Local::writeSettings();
 }
-#endif // Q_OS_WIN && !OS_WIN_STORE
+#endif // !OS_WIN_STORE
 
 } // namespace Settings

Telegram/SourceFiles/settings/settings_general_widget.h

@@ -94,11 +94,11 @@ private slots:
 	void onEnableTrayIcon();
 	void onEnableTaskbarIcon();
 
-#if defined Q_OS_WIN && !defined OS_WIN_STORE
+#ifndef OS_WIN_STORE
 	void onAutoStart();
 	void onStartMinimized();
 	void onAddInSendTo();
-#endif // Q_OS_WIN && !OS_WIN_STORE
+#endif // !OS_WIN_STORE
 
 	void onRestart();
 

Telegram/SourceFiles/settings/settings_inner_widget.cpp

@@ -35,7 +35,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 
 namespace Settings {
 
-InnerWidget::InnerWidget(QWidget *parent) : TWidget(parent)
+InnerWidget::InnerWidget(QWidget *parent) : LayerInner(parent)
 , _self(App::self()) {
 	refreshBlocks();
 	subscribe(Global::RefSelfChanged(), [this]() { selfUpdated(); });

Telegram/SourceFiles/settings/settings_inner_widget.h

@@ -20,19 +20,21 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 */
 #pragma once
 
+#include "settings/settings_layer.h"
+
 namespace Settings {
 
 class CoverWidget;
 class BlockWidget;
 
-class InnerWidget : public TWidget, private base::Subscriber {
+class InnerWidget : public LayerInner, private base::Subscriber {
 	Q_OBJECT
 
 public:
 	InnerWidget(QWidget *parent);
 
 	// Count new height for width=newWidth and resize to it.
-	void resizeToWidth(int newWidth, int contentLeft) {
+	void resizeToWidth(int newWidth, int contentLeft) override {
 		_contentLeft = contentLeft;
 		return TWidget::resizeToWidth(newWidth);
 	}

Telegram/SourceFiles/settings/settings_layer.cpp

@@ -0,0 +1,134 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop version of Telegram messaging app, see https://telegram.org
+
+Telegram Desktop is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+It is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+In addition, as a special exception, the copyright holders give permission
+to link the code of portions of this program with the OpenSSL library.
+
+Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
+Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
+*/
+#include "stdafx.h"
+#include "settings/settings_layer.h"
+
+#include "settings/settings_inner_widget.h"
+#include "settings/settings_fixed_bar.h"
+#include "styles/style_settings.h"
+#include "styles/style_window.h"
+#include "styles/style_boxes.h"
+#include "ui/effects/widget_fade_wrap.h"
+#include "ui/widgets/scroll_area.h"
+#include "ui/widgets/buttons.h"
+#include "mainwindow.h"
+#include "mainwidget.h"
+#include "localstorage.h"
+#include "boxes/confirmbox.h"
+#include "application.h"
+#include "ui/filedialog.h"
+#include "window/themes/window_theme.h"
+
+namespace Settings {
+
+Layer::Layer()
+: _scroll(this, st::settingsScroll)
+, _fixedBar(this)
+, _fixedBarClose(this, st::settingsFixedBarClose)
+, _fixedBarShadow(this, object_ptr<BoxLayerTitleShadow>(this)) {
+	_fixedBar->moveToLeft(0, st::boxRadius);
+	_fixedBarClose->moveToRight(0, 0);
+	_fixedBarShadow->entity()->resize(width(), st::lineWidth);
+	_fixedBarShadow->moveToLeft(0, _fixedBar->y() + _fixedBar->height());
+	_fixedBarShadow->hideFast();
+	_scroll->moveToLeft(0, st::settingsFixedBarHeight);
+
+	connect(_scroll, SIGNAL(scrolled()), this, SLOT(onScroll()));
+}
+
+void Layer::setCloseClickHandler(base::lambda<void()> &&callback) {
+	_fixedBarClose->setClickedCallback(std_::move(callback));
+}
+
+void Layer::onScroll() {
+	if (_scroll->scrollTop() > 0) {
+		_fixedBarShadow->showAnimated();
+	} else {
+		_fixedBarShadow->hideAnimated();
+	}
+}
+
+void Layer::resizeToWidth(int newWidth, int newContentLeft) {
+	// Widget height depends on InnerWidget height, so we
+	// resize it here, not in the resizeEvent() handler.
+	_inner->resizeToWidth(newWidth, newContentLeft);
+
+	resizeUsingInnerHeight(newWidth, _inner->height());
+}
+
+void Layer::onInnerHeightUpdated() {
+	resizeUsingInnerHeight(width(), _inner->height());
+}
+
+void Layer::doSetInnerWidget(object_ptr<LayerInner> widget) {
+	_inner = _scroll->setOwnedWidget(std_::move(widget));
+	connect(_inner, SIGNAL(heightUpdated()), this, SLOT(onInnerHeightUpdated()));
+}
+
+void Layer::paintEvent(QPaintEvent *e) {
+	Painter p(this);
+	auto clip = e->rect();
+	if (_roundedCorners) {
+		auto paintTopRounded = clip.intersects(QRect(0, 0, width(), st::boxRadius));
+		auto paintBottomRounded = clip.intersects(QRect(0, height() - st::boxRadius, width(), st::boxRadius));
+		if (paintTopRounded || paintBottomRounded) {
+			auto parts = qFlags(App::RectPart::None);
+			if (paintTopRounded) parts |= App::RectPart::TopFull;
+			if (paintBottomRounded) parts |= App::RectPart::BottomFull;
+			App::roundRect(p, rect(), st::boxBg, BoxCorners, nullptr, parts);
+		}
+		auto other = clip.intersected(QRect(0, st::boxRadius, width(), height() - 2 * st::boxRadius));
+		if (!other.isEmpty()) {
+			p.fillRect(other, st::boxBg);
+		}
+	} else {
+		p.fillRect(e->rect(), st::boxBg);
+	}
+}
+
+void Layer::resizeEvent(QResizeEvent *e) {
+	LayerWidget::resizeEvent(e);
+	if (!width() || !height()) {
+		return;
+	}
+
+	_fixedBar->resizeToWidth(width());
+	_fixedBar->moveToLeft(0, st::boxRadius);
+	_fixedBarClose->moveToRight(0, 0);
+	auto shadowTop = _fixedBar->y() + _fixedBar->height();
+	_fixedBarShadow->entity()->resize(width(), st::lineWidth);
+	_fixedBarShadow->moveToLeft(0, shadowTop);
+
+	auto scrollSize = QSize(width(), height() - shadowTop - (_roundedCorners ? st::boxRadius : 0));
+	if (_scroll->size() != scrollSize) {
+		_scroll->resize(scrollSize);
+	}
+	if (!_scroll->isHidden()) {
+		auto scrollTop = _scroll->scrollTop();
+		_inner->setVisibleTopBottom(scrollTop, scrollTop + _scroll->height());
+	}
+}
+
+void Layer::setTitle(const QString &title) {
+	_fixedBar->setText(title);
+}
+
+} // namespace Settings

Telegram/SourceFiles/settings/settings_layer.h

@@ -0,0 +1,94 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop version of Telegram messaging app, see https://telegram.org
+
+Telegram Desktop is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+It is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+In addition, as a special exception, the copyright holders give permission
+to link the code of portions of this program with the OpenSSL library.
+
+Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
+Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
+*/
+#pragma once
+
+#include "layerwidget.h"
+
+class BoxLayerTitleShadow;
+
+namespace Ui {
+class ScrollArea;
+class IconButton;
+template <typename Widget>
+class WidgetFadeWrap;
+} // namespace Ui
+
+namespace Settings {
+
+class FixedBar;
+class LayerInner : public TWidget {
+public:
+	LayerInner(QWidget *parent) : TWidget(parent) {
+	}
+
+	virtual void resizeToWidth(int newWidth, int contentLeft) {
+		TWidget::resizeToWidth(newWidth);
+	}
+
+};
+
+class Layer : public LayerWidget {
+	Q_OBJECT
+
+public:
+	Layer();
+
+	void setCloseClickHandler(base::lambda<void()> &&callback);
+	void resizeToWidth(int newWidth, int newContentLeft);
+
+protected:
+	void paintEvent(QPaintEvent *e) override;
+	void resizeEvent(QResizeEvent *e) override;
+
+	template <typename Widget>
+	QPointer<Widget> setInnerWidget(object_ptr<Widget> widget) {
+		auto result = QPointer<Widget>(widget);
+		doSetInnerWidget(std_::move(widget));
+		return result;
+	}
+
+	void setTitle(const QString &title);
+	void setRoundedCorners(bool roundedCorners) {
+		_roundedCorners = roundedCorners;
+	}
+
+private slots:
+	void onInnerHeightUpdated();
+	void onScroll();
+
+private:
+	void doSetInnerWidget(object_ptr<LayerInner> widget);
+
+	virtual void resizeUsingInnerHeight(int newWidth, int innerHeight) {
+		resize(newWidth, height());
+	}
+
+	object_ptr<Ui::ScrollArea> _scroll;
+	QPointer<LayerInner> _inner;
+	object_ptr<FixedBar> _fixedBar;
+	object_ptr<Ui::IconButton> _fixedBarClose;
+	object_ptr<Ui::WidgetFadeWrap<BoxLayerTitleShadow>> _fixedBarShadow;
+
+	bool _roundedCorners = false;
+
+};
+
+} // namespace Settings

Telegram/SourceFiles/settings/settings_widget.cpp

@@ -33,7 +33,11 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "mainwidget.h"
 #include "localstorage.h"
 #include "boxes/confirmbox.h"
+#include "lang.h"
 #include "application.h"
+#include "ui/filedialog.h"
+#include "window/themes/window_theme.h"
+#include "window/themes/window_theme_editor.h"
 
 namespace Settings {
 namespace {
@@ -88,6 +92,23 @@ void fillCodes() {
 			main->getDifference();
 		}
 	});
+	Codes.insert(qsl("loadcolors"), []() {
+		FileDialog::askOpenPath("Open palette file", "Palette (*.tdesktop-palette)", [](const FileDialog::OpenResult &result) {
+			if (!result.paths.isEmpty()) {
+				Window::Theme::Apply(result.paths.front());
+			}
+		});
+	});
+	Codes.insert(qsl("edittheme"), []() {
+		auto palettePath = Local::themePaletteAbsolutePath();
+		if (palettePath.isEmpty()) {
+			FileDialog::askWritePath(lang(lng_theme_editor_save_palette), "Palette (*.tdesktop-palette)", "colors.tdesktop-palette", [](const QString &path) {
+				Window::Theme::Editor::StartFromCurrentTheme(path);
+			});
+		} else {
+			Window::Theme::Editor::Start(palettePath);
+		}
+	});
 }
 
 void codesFeedString(const QString &text) {
@@ -123,42 +144,28 @@ void codesFeedString(const QString &text) {
 
 } // namespace
 
-Widget::Widget(QWidget *parent) : LayerWidget(parent)
-, _scroll(this, st::settingsScroll)
-, _fixedBar(this)
-, _fixedBarClose(this, st::settingsFixedBarClose)
-, _fixedBarShadow(this, object_ptr<BoxLayerTitleShadow>(this)) {
-	_inner = _scroll->setOwnedWidget(object_ptr<InnerWidget>(this));
-
-	_fixedBar->moveToLeft(0, st::boxRadius);
-	_fixedBarClose->moveToRight(0, 0);
-	_fixedBarShadow->entity()->resize(width(), st::lineWidth);
-	_fixedBarShadow->moveToLeft(0, _fixedBar->y() + _fixedBar->height());
-	_fixedBarShadow->hideFast();
-	_scroll->moveToLeft(0, st::settingsFixedBarHeight);
-
-	connect(_scroll, SIGNAL(scrolled()), this, SLOT(onScroll()));
-
-	_fixedBarClose->setClickedCallback([]() {
+Widget::Widget(QWidget *parent) {
+	setTitle(lang(lng_menu_settings));
+	_inner = setInnerWidget(object_ptr<InnerWidget>(this));
+	setCloseClickHandler([]() {
 		Ui::hideSettingsAndLayer();
 	});
-
-	connect(_inner, SIGNAL(heightUpdated()), this, SLOT(onInnerHeightUpdated()));
 }
 
-void Widget::onScroll() {
-	if (_scroll->scrollTop() > 0) {
-		_fixedBarShadow->showAnimated();
-	} else {
-		_fixedBarShadow->hideAnimated();
-	}
+void Widget::showFinished() {
+	_inner->showFinished();
+}
+
+void Widget::keyPressEvent(QKeyEvent *e) {
+	codesFeedString(e->text());
+	return LayerWidget::keyPressEvent(e);
 }
 
 void Widget::parentResized() {
 	auto parentSize = parentWidget()->size();
-	int windowWidth = parentSize.width();
-	int newWidth = st::settingsMaxWidth;
-	int newContentLeft = st::settingsMaxPadding;
+	auto windowWidth = parentSize.width();
+	auto newWidth = st::settingsMaxWidth;
+	auto newContentLeft = st::settingsMaxPadding;
 	if (windowWidth <= st::settingsMaxWidth) {
 		newWidth = windowWidth;
 		newContentLeft = st::settingsMinPadding;
@@ -176,92 +183,27 @@ void Widget::parentResized() {
 			newContentLeft += ((newWidth - st::windowMinWidth) * (st::settingsMaxPadding - st::settingsMinPadding)) / (st::settingsMaxWidth - st::windowMinWidth);
 		}
 	}
-
-	// Widget height depends on InnerWidget height, so we
-	// resize it here, not in the resizeEvent() handler.
-	_inner->resizeToWidth(newWidth, newContentLeft);
-
-	resizeUsingInnerHeight(newWidth, newContentLeft);
+	resizeToWidth(newWidth, newContentLeft);
 }
 
-void Widget::onInnerHeightUpdated() {
-	resizeUsingInnerHeight(width(), _contentLeft);
-}
-
-void Widget::resizeUsingInnerHeight(int newWidth, int newContentLeft) {
+void Widget::resizeUsingInnerHeight(int newWidth, int innerHeight) {
 	if (!App::wnd()) return;
 
 	auto parentSize = parentWidget()->size();
-	int windowWidth = parentSize.width();
-	int windowHeight = parentSize.height();
-	int maxHeight = st::settingsFixedBarHeight + _inner->height();
-	int newHeight = maxHeight + st::boxRadius;
+	auto windowWidth = parentSize.width();
+	auto windowHeight = parentSize.height();
+	auto maxHeight = st::settingsFixedBarHeight + innerHeight;
+	auto newHeight = maxHeight + st::boxRadius;
 	if (newHeight > windowHeight || newWidth >= windowWidth) {
 		newHeight = windowHeight;
 	}
 
-	if (_contentLeft != newContentLeft) {
-		_contentLeft = newContentLeft;
-	}
-
-	_roundedCorners = (newHeight < windowHeight);
-	setAttribute(Qt::WA_OpaquePaintEvent, !_roundedCorners);
+	auto roundedCorners = newHeight < windowHeight;
+	setRoundedCorners(roundedCorners);
+	setAttribute(Qt::WA_OpaquePaintEvent, !roundedCorners);
 
 	setGeometry((windowWidth - newWidth) / 2, (windowHeight - newHeight) / 2, newWidth, newHeight);
 	update();
 }
 
-void Widget::showFinished() {
-	_inner->showFinished();
-}
-
-void Widget::paintEvent(QPaintEvent *e) {
-	Painter p(this);
-	auto clip = e->rect();
-	if (_roundedCorners) {
-		auto paintTopRounded = clip.intersects(QRect(0, 0, width(), st::boxRadius));
-		auto paintBottomRounded = clip.intersects(QRect(0, height() - st::boxRadius, width(), st::boxRadius));
-		if (paintTopRounded || paintBottomRounded) {
-			auto parts = qFlags(App::RectPart::None);
-			if (paintTopRounded) parts |= App::RectPart::TopFull;
-			if (paintBottomRounded) parts |= App::RectPart::BottomFull;
-			App::roundRect(p, rect(), st::boxBg, BoxCorners, nullptr, parts);
-		}
-		auto other = clip.intersected(QRect(0, st::boxRadius, width(), height() - 2 * st::boxRadius));
-		if (!other.isEmpty()) {
-			p.fillRect(other, st::boxBg);
-		}
-	} else {
-		p.fillRect(e->rect(), st::boxBg);
-	}
-}
-
-void Widget::resizeEvent(QResizeEvent *e) {
-	LayerWidget::resizeEvent(e);
-	if (!width() || !height()) {
-		return;
-	}
-
-	_fixedBar->resizeToWidth(width());
-	_fixedBar->moveToLeft(0, st::boxRadius);
-	_fixedBarClose->moveToRight(0, 0);
-	auto shadowTop = _fixedBar->y() + _fixedBar->height();
-	_fixedBarShadow->entity()->resize(width(), st::lineWidth);
-	_fixedBarShadow->moveToLeft(0, shadowTop);
-
-	auto scrollSize = QSize(width(), height() - shadowTop - (_roundedCorners ? st::boxRadius : 0));
-	if (_scroll->size() != scrollSize) {
-		_scroll->resize(scrollSize);
-	}
-	if (!_scroll->isHidden()) {
-		auto scrollTop = _scroll->scrollTop();
-		_inner->setVisibleTopBottom(scrollTop, scrollTop + _scroll->height());
-	}
-}
-
-void Widget::keyPressEvent(QKeyEvent *e) {
-	codesFeedString(e->text());
-	return LayerWidget::keyPressEvent(e);
-}
-
 } // namespace Settings

Telegram/SourceFiles/settings/settings_widget.h

@@ -20,51 +20,30 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 */
 #pragma once
 
-#include "layerwidget.h"
-
-class BoxLayerTitleShadow;
-
-namespace Ui {
-class ScrollArea;
-class IconButton;
-template <typename Widget>
-class WidgetFadeWrap;
-} // namespace Ui
+#include "settings/settings_layer.h"
 
 namespace Settings {
 
 class InnerWidget;
-class FixedBar;
 
-class Widget : public LayerWidget {
+class Widget : public Layer {
 	Q_OBJECT
 
 public:
-	Widget(QWidget *parent);
+	Widget(QWidget*);
 
-	void parentResized() override;
 	void showFinished() override;
+	void parentResized() override;
 
 protected:
-	void paintEvent(QPaintEvent *e) override;
-	void resizeEvent(QResizeEvent *e) override;
 	void keyPressEvent(QKeyEvent *e) override;
 
-private slots:
-	void onInnerHeightUpdated();
-	void onScroll();
-
 private:
-	void resizeUsingInnerHeight(int newWidth, int newContentLeft);
+	void resizeUsingInnerHeight(int newWidth, int innerHeight) override;
 
-	object_ptr<Ui::ScrollArea> _scroll;
 	QPointer<InnerWidget> _inner;
-	object_ptr<FixedBar> _fixedBar;
-	object_ptr<Ui::IconButton> _fixedBarClose;
-	object_ptr<Ui::WidgetFadeWrap<BoxLayerTitleShadow>> _fixedBarShadow;
 
 	int _contentLeft = 0;
-	bool _roundedCorners = false;
 
 };
 

Telegram/SourceFiles/stickers/stickers.cpp

@@ -86,7 +86,7 @@ void applyArchivedResult(const MTPDmessages_stickerSetInstallResultArchive &d) {
 	toast.text = lang(lng_stickers_packs_archived);
 	toast.maxWidth = st::stickersToastMaxWidth;
 	toast.padding = st::stickersToastPadding;
-	Ui::Toast::Show(App::wnd(), toast);
+	Ui::Toast::Show(toast);
 //	Ui::show(Box<StickersBox>(archived), KeepOtherLayers);
 
 	emit App::main()->stickersUpdated();

Telegram/SourceFiles/structs.cpp

@@ -35,7 +35,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "localstorage.h"
 #include "history/history_media_types.h"
 #include "styles/style_history.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 
 namespace {
 

Telegram/SourceFiles/structs.h

@@ -1169,7 +1169,7 @@ public:
 		return (type == AnimatedDocument) && !mime.compare(qstr("video/mp4"), Qt::CaseInsensitive);
 	}
 	bool isTheme() const {
-		return name.endsWith(qstr(".tdesktop-theme"), Qt::CaseInsensitive);
+		return name.endsWith(qstr(".tdesktop-theme"), Qt::CaseInsensitive) || name.endsWith(qstr(".tdesktop-palette"), Qt::CaseInsensitive);
 	}
 	bool isMusic() const {
 		if (auto s = song()) {

Telegram/SourceFiles/ui/filedialog.cpp

@@ -25,6 +25,8 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "localstorage.h"
 #include "platform/platform_file_dialog.h"
 
+#include "core/task_queue.h"
+
 void filedialogInit() {
 	if (cDialogLastPath().isEmpty()) {
 #ifdef Q_OS_WIN
@@ -384,4 +386,67 @@ base::Observable<QueryUpdate> &QueryDone() {
 	return QueryDoneObservable;
 }
 
+void askOpenPath(const QString &caption, const QString &filter, base::lambda<void(const OpenResult &result)> &&callback, base::lambda<void()> &&failed) {
+	base::TaskQueue::Main().Put([caption, filter, callback = std_::move(callback), failed = std_::move(failed)] {
+		auto file = QString();
+		auto remoteContent = QByteArray();
+		if (filedialogGetOpenFile(file, remoteContent, caption, filter) && (!file.isEmpty() || !remoteContent.isEmpty())) {
+			if (callback) {
+				auto result = OpenResult();
+				if (!file.isEmpty()) {
+					result.paths.push_back(file);
+				}
+				result.remoteContent = remoteContent;
+				callback(result);
+			}
+		} else if (failed) {
+			failed();
+		}
+	});
+}
+
+void askOpenPaths(const QString &caption, const QString &filter, base::lambda<void(const OpenResult &result)> &&callback, base::lambda<void()> &&failed) {
+	base::TaskQueue::Main().Put([caption, filter, callback = std_::move(callback), failed = std_::move(failed)] {
+		auto files = QStringList();
+		auto remoteContent = QByteArray();
+		if (filedialogGetOpenFiles(files, remoteContent, caption, filter) && (!files.isEmpty() || !remoteContent.isEmpty())) {
+			if (callback) {
+				auto result = OpenResult();
+				result.paths = files;
+				result.remoteContent = remoteContent;
+				callback(result);
+			}
+		} else if (failed) {
+			failed();
+		}
+	});
+
+}
+
+void askWritePath(const QString &caption, const QString &filter, const QString &initialPath, base::lambda<void(const QString &result)> &&callback, base::lambda<void()> &&failed) {
+	base::TaskQueue::Main().Put([caption, filter, initialPath, callback = std_::move(callback), failed = std_::move(failed)] {
+		auto file = QString();
+		if (filedialogGetSaveFile(file, caption, filter, initialPath)) {
+			if (callback) {
+				callback(file);
+			}
+		} else if (failed) {
+			failed();
+		}
+	});
+}
+
+void askFolder(const QString &caption, base::lambda<void(const QString &result)> &&callback, base::lambda<void()> &&failed) {
+	base::TaskQueue::Main().Put([caption, callback = std_::move(callback), failed = std_::move(failed)] {
+		auto folder = QString();
+		if (filedialogGetDir(folder, caption) && !folder.isEmpty()) {
+			if (callback) {
+				callback(folder);
+			}
+		} else if (failed) {
+			failed();
+		}
+	});
+}
+
 } // namespace FileDialog

Telegram/SourceFiles/ui/filedialog.h

@@ -65,4 +65,13 @@ bool processQuery();
 
 base::Observable<QueryUpdate> &QueryDone();
 
+struct OpenResult {
+	QStringList paths;
+	QByteArray remoteContent;
+};
+void askOpenPath(const QString &caption, const QString &filter, base::lambda<void(const OpenResult &result)> &&callback, base::lambda<void()> &&failed = base::lambda<void()>());
+void askOpenPaths(const QString &caption, const QString &filter, base::lambda<void(const OpenResult &result)> &&callback, base::lambda<void()> &&failed = base::lambda<void()>());
+void askWritePath(const QString &caption, const QString &filter, const QString &initialPath, base::lambda<void(const QString &result)> &&callback, base::lambda<void()> &&failed = base::lambda<void()>());
+void askFolder(const QString &caption, base::lambda<void(const QString &result)> &&callback, base::lambda<void()> &&failed = base::lambda<void()>());
+
 } // namespace FileDialog

Telegram/SourceFiles/ui/style/style_core.cpp

@@ -115,6 +115,20 @@ void colorizeImage(const QImage &src, QColor c, QImage *outResult, QRect srcRect
 	outResult->setDevicePixelRatio(src.devicePixelRatio());
 }
 
+QBrush transparentPlaceholderBrush() {
+	auto size = st::transparentPlaceholderSize * cIntRetinaFactor();
+	auto transparent = QImage(2 * size, 2 * size, QImage::Format_ARGB32_Premultiplied);
+	transparent.fill(st::mediaviewTransparentBg->c);
+	{
+		Painter p(&transparent);
+		p.fillRect(rtlrect(0, size, size, size, 2 * size), st::mediaviewTransparentFg);
+		p.fillRect(rtlrect(size, 0, size, size, 2 * size), st::mediaviewTransparentFg);
+	}
+	transparent.setDevicePixelRatio(cRetinaFactor());
+	return QBrush(transparent);
+
+}
+
 namespace internal {
 
 QImage createCircleMask(int size, QColor bg, QColor fg) {

Telegram/SourceFiles/ui/style/style_core.h

@@ -78,6 +78,8 @@ inline QImage colorizeImage(const QImage &src, const color &c, QRect srcRect = Q
 	return colorizeImage(src, c->c, srcRect);
 }
 
+QBrush transparentPlaceholderBrush();
+
 namespace internal {
 
 QImage createCircleMask(int size, QColor bg, QColor fg);

Telegram/SourceFiles/ui/toast/toast.cpp

@@ -23,6 +23,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 
 #include "ui/toast/toast_manager.h"
 #include "ui/toast/toast_widget.h"
+#include "mainwindow.h"
 
 namespace Ui {
 namespace Toast {
@@ -40,6 +41,18 @@ void Show(QWidget *parent, const Config &config) {
 	}
 }
 
+void Show(const Config &config) {
+	if (auto window = App::wnd()) {
+		Show(window->bodyWidget(), config);
+	}
+}
+
+void Show(const QString &text) {
+	Config toast;
+	toast.text = text;
+	Show(toast);
+}
+
 void Instance::opacityAnimationCallback() {
 	_widget->setShownLevel(_a_opacity.current(_hiding ? 0. : 1.));
 	_widget->update();

Telegram/SourceFiles/ui/toast/toast.h

@@ -36,6 +36,8 @@ struct Config {
 	QMargins padding;
 };
 void Show(QWidget *parent, const Config &config);
+void Show(const Config &config);
+void Show(const QString &text);
 
 class Instance {
 	struct Private {

Telegram/SourceFiles/ui/toast/toast_manager.cpp

@@ -40,6 +40,10 @@ Manager::Manager(QWidget *parent) : QObject(parent) {
 }
 
 Manager *Manager::instance(QWidget *parent) {
+	if (!parent) {
+		return nullptr;
+	}
+
 	_managers.createIfNull();
 	auto i = _managers->constFind(parent);
 	if (i == _managers->cend()) {

Telegram/SourceFiles/ui/widgets/buttons.cpp

@@ -632,14 +632,19 @@ CrossButton::CrossButton(QWidget *parent, const style::CrossButton &st) : Ripple
 	hide();
 }
 
-void CrossButton::hideAnimated() {
-	startAnimation(false);
-}
-
 void CrossButton::showAnimated() {
 	startAnimation(true);
 }
 
+void CrossButton::showFast() {
+	showAnimated();
+	_a_show.finish();
+}
+
+void CrossButton::hideAnimated() {
+	startAnimation(false);
+}
+
 void CrossButton::hideFast() {
 	hideAnimated();
 	_a_show.finish();

Telegram/SourceFiles/ui/widgets/buttons.h

@@ -213,6 +213,7 @@ public:
 	CrossButton(QWidget *parent, const style::CrossButton &st);
 
 	void showAnimated();
+	void showFast();
 	void hideAnimated();
 	void hideFast();
 

Telegram/SourceFiles/ui/widgets/input_fields.cpp

@@ -24,7 +24,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "ui/widgets/popup_menu.h"
 #include "mainwindow.h"
 #include "ui/countryinput.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 #include "lang.h"
 #include "numbers.h"
 

Telegram/SourceFiles/ui/widgets/widgets.style

@@ -586,7 +586,7 @@ attentionLeftOutlineButton: OutlineButton(defaultLeftOutlineButton) {
 	textBgOver: attentionButtonBgOver;
 
 	textFg: attentionButtonFg;
-	textFgOver: attentionButtonFg;
+	textFgOver: attentionButtonFgOver;
 
 	ripple: RippleAnimation(defaultRippleAnimation) {
 		color: attentionButtonBgRipple;

Telegram/SourceFiles/window/main_window.cpp

@@ -24,7 +24,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "localstorage.h"
 #include "styles/style_window.h"
 #include "platform/platform_window_title.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 #include "mediaview.h"
 #include "mainwindow.h"
 
@@ -248,11 +248,16 @@ void MainWindow::resizeEvent(QResizeEvent *e) {
 
 void MainWindow::updateControlsGeometry() {
 	auto bodyTop = 0;
+	auto bodyWidth = width();
 	if (_title && !_title->isHidden()) {
 		_title->setGeometry(0, bodyTop, width(), _title->height());
 		bodyTop += _title->height();
 	}
-	_body->setGeometry(0, bodyTop, width(), height() - bodyTop);
+	if (_rightColumn) {
+		bodyWidth -= _rightColumn->width();
+		_rightColumn->setGeometry(bodyWidth, bodyTop, width() - bodyWidth, height() - bodyTop);
+	}
+	_body->setGeometry(0, bodyTop, bodyWidth, height() - bodyTop);
 }
 
 void MainWindow::updateUnreadCounter() {
@@ -276,7 +281,7 @@ void MainWindow::savePosition(Qt::WindowState state) {
 		auto r = geometry();
 		curPos.x = r.x();
 		curPos.y = r.y();
-		curPos.w = r.width();
+		curPos.w = r.width() - (_rightColumn ? _rightColumn->width() : 0);
 		curPos.h = r.height();
 		curPos.maximized = 0;
 	}
@@ -317,6 +322,35 @@ bool MainWindow::minimizeToTray() {
 	return true;
 }
 
+void MainWindow::showRightColumn(object_ptr<TWidget> widget) {
+	auto wasWidth = width();
+	auto wasRightWidth = _rightColumn ? _rightColumn->width() : 0;
+	_rightColumn = std_::move(widget);
+	if (_rightColumn) {
+		_rightColumn->setParent(this);
+		_rightColumn->show();
+		_rightColumn->setFocus();
+	} else if (App::wnd()) {
+		App::wnd()->setInnerFocus();
+	}
+	auto nowRightWidth = _rightColumn ? _rightColumn->width() : 0;
+	setMinimumWidth(st::windowMinWidth + nowRightWidth);
+	auto nowWidth = width();
+
+	if (!isMaximized()) {
+		auto desktop = QDesktopWidget().availableGeometry(this);
+		auto newWidth = qMin(wasWidth + nowRightWidth - wasRightWidth, desktop.width());
+		auto newLeft = qMin(x(), desktop.x() + desktop.width() - newWidth);
+		if (x() != newLeft || width() != newWidth) {
+			setGeometry(newLeft, y(), newWidth, height());
+		} else {
+			updateControlsGeometry();
+		}
+	} else {
+		updateControlsGeometry();
+	}
+}
+
 void MainWindow::documentUpdated(DocumentData *doc) {
 	if (!_mediaView || _mediaView->isHidden()) return;
 	_mediaView->documentUpdated(doc);

Telegram/SourceFiles/window/main_window.h

@@ -68,6 +68,8 @@ public:
 
 	QWidget *filedialogParent();
 
+	void showRightColumn(object_ptr<TWidget> widget);
+
 	virtual void updateTrayMenu(bool force = false) {
 	}
 
@@ -125,6 +127,8 @@ protected:
 	virtual void showTrayTooltip() {
 	}
 
+	virtual void updateControlsGeometry();
+
 	// This one is overriden in Windows for historical reasons.
 	virtual int32 screenNameChecksum(const QString &name) const;
 
@@ -143,7 +147,6 @@ private slots:
 
 private:
 	void updatePalette();
-	void updateControlsGeometry();
 	void updateUnreadCounter();
 	void initSize();
 
@@ -154,6 +157,7 @@ private:
 
 	object_ptr<TitleWidget> _title = { nullptr };
 	object_ptr<TWidget> _body;
+	object_ptr<TWidget> _rightColumn = { nullptr };
 
 	QString _titleText;
 

Telegram/SourceFiles/window/notifications_manager_default.cpp

@@ -28,7 +28,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "ui/widgets/buttons.h"
 #include "ui/widgets/input_fields.h"
 #include "dialogs/dialogs_layout.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 #include "styles/style_dialogs.h"
 #include "styles/style_boxes.h"
 #include "styles/style_window.h"

Telegram/SourceFiles/window/themes/window_theme.cpp

@@ -19,7 +19,7 @@ Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
 Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 */
 #include "stdafx.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 
 #include "mainwidget.h"
 #include "localstorage.h"
@@ -27,6 +27,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "core/zlib_help.h"
 #include "styles/style_widgets.h"
 #include "styles/style_history.h"
+#include "boxes/backgroundbox.h"
 
 namespace Window {
 namespace Theme {
@@ -51,6 +52,13 @@ struct Data {
 };
 NeverFreedPointer<Data> instance;
 
+inline bool AreTestingTheme() {
+	if (instance) {
+		return !instance->applying.paletteForRevert.isEmpty();
+	}
+	return false;
+};
+
 QByteArray readThemeContent(const QString &path) {
 	QFile file(path);
 	if (!file.exists()) {
@@ -63,7 +71,7 @@ QByteArray readThemeContent(const QString &path) {
 		return QByteArray();
 	}
 	if (!file.open(QIODevice::ReadOnly)) {
-		LOG(("Theme Warning: could not open theme file: %1").arg(path));
+		LOG(("Theme Error: could not open theme file: %1").arg(path));
 		return QByteArray();
 	}
 
@@ -102,7 +110,7 @@ bool readNameAndValue(const char *&from, const char *end, QLatin1String *outName
 		return false;
 	}
 	if (*from != ':') {
-		LOG(("Theme Error: Expected ':' between each name and value in the color scheme."));
+		LOG(("Theme Error: Expected ':' between each name and value in the color scheme (while reading key '%1')").arg(*outName));
 		return false;
 	}
 	if (!skipWhitespaces(++from, end)) {
@@ -113,7 +121,7 @@ bool readNameAndValue(const char *&from, const char *end, QLatin1String *outName
 	if (*from == '#') ++from;
 
 	if (readName(from, end).size() == 0) {
-		LOG(("Theme Error: Expected a color value in #rrggbb or #rrggbbaa format in the color scheme."));
+		LOG(("Theme Error: Expected a color value in #rrggbb or #rrggbbaa format in the color scheme (while reading key '%1')").arg(*outName));
 		return false;
 	}
 	*outValue = QLatin1String(valueStart, from - valueStart);
@@ -123,7 +131,7 @@ bool readNameAndValue(const char *&from, const char *end, QLatin1String *outName
 		return false;
 	}
 	if (*from != ';') {
-		LOG(("Theme Error: Expected ';' after each value in the color scheme."));
+		LOG(("Theme Error: Expected ';' after each value in the color scheme (while reading key '%1')").arg(*outName));
 		return false;
 	}
 	++from;
@@ -136,7 +144,7 @@ enum class SetResult {
 	NotFound,
 };
 SetResult setColorSchemeValue(QLatin1String name, QLatin1String value, Instance *out) {
-	auto found = false;
+	auto result = style::palette::SetResult::Ok;
 	auto size = value.size();
 	auto data = value.data();
 	if (data[0] == '#' && (size == 7 || size == 9)) {
@@ -146,41 +154,39 @@ SetResult setColorSchemeValue(QLatin1String name, QLatin1String value, Instance
 		auto b = readHexUchar(data[5], data[6], error);
 		auto a = (size == 9) ? readHexUchar(data[7], data[8], error) : uchar(255);
 		if (error) {
-			LOG(("Theme Error: Expected a color value in #rrggbb or #rrggbbaa format in the color scheme (while applying '%1: %2')").arg(QLatin1String(name)).arg(QLatin1String(value)));
-			return SetResult::Bad;
+			LOG(("Theme Warning: Skipping value '%1: %2' (expected a color value in #rrggbb or #rrggbbaa or a previously defined key in the color scheme)").arg(name).arg(value));
+			return SetResult::Ok;
 		} else if (out) {
-			found = out->palette.setColor(name, r, g, b, a);
+			result = out->palette.setColor(name, r, g, b, a);
 		} else {
-			found = style::main_palette::setColor(name, r, g, b, a);
+			result = style::main_palette::setColor(name, r, g, b, a);
 		}
 	} else {
 		if (out) {
-			found = out->palette.setColor(name, value);
+			result = out->palette.setColor(name, value);
 		} else {
-			found = style::main_palette::setColor(name, value);
+			result = style::main_palette::setColor(name, value);
 		}
 	}
-	return found ? SetResult::Ok : SetResult::NotFound;
+	if (result == style::palette::SetResult::Ok) {
+		return SetResult::Ok;
+	} else if (result == style::palette::SetResult::KeyNotFound) {
+		return SetResult::NotFound;
+	} else if (result == style::palette::SetResult::ValueNotFound) {
+		LOG(("Theme Warning: Skipping value '%1: %2' (expected a color value in #rrggbb or #rrggbbaa or a previously defined key in the color scheme)").arg(name).arg(value));
+		return SetResult::Ok;
+	} else if (result == style::palette::SetResult::Duplicate) {
+		LOG(("Theme Warning: Color value appears more than once in the color scheme (while applying '%1: %2')").arg(name).arg(value));
+		return SetResult::Ok;
+	} else {
+		LOG(("Theme Error: Unexpected internal error."));
+	}
+	return SetResult::Bad;
 }
 
-bool loadColorScheme(const QByteArray &content, Instance *out = nullptr) {
-	if (content.size() > kThemeSchemeSizeLimit) {
-		LOG(("Theme Error: color scheme file too large (should be less than 1 MB, got %2)").arg(content.size()));
-		return false;
-	}
-
-	QMap<QLatin1String, QLatin1String> unsupported;
-	auto data = base::parse::stripComments(content);
-	auto from = data.constData(), end = from + data.size();
-	while (from != end) {
-		QLatin1String name(""), value("");
-		if (!readNameAndValue(from, end, &name, &value)) {
-			return false;
-		}
-		if (name.size() == 0) { // End of content reached.
-			return true;
-		}
-
+bool loadColorScheme(const QByteArray &content, Instance *out) {
+	auto unsupported = QMap<QLatin1String, QLatin1String>();
+	return ReadPaletteValues(content, [&unsupported, out](QLatin1String name, QLatin1String value) {
 		// Find the named value in the already read unsupported list.
 		value = unsupported.value(value, value);
 
@@ -188,11 +194,10 @@ bool loadColorScheme(const QByteArray &content, Instance *out = nullptr) {
 		if (result == SetResult::Bad) {
 			return false;
 		} else if (result == SetResult::NotFound) {
-			LOG(("Theme Warning: unexpected name or value in the color scheme (while applying '%1: %2')").arg(name).arg(value));
 			unsupported.insert(name, value);
 		}
-	}
-	return true;
+		return true;
+	});
 }
 
 void applyBackground(QImage &&background, bool tiled, Instance *out) {
@@ -276,8 +281,12 @@ bool loadTheme(const QByteArray &content, Cached &cache, Instance *out = nullptr
 	file.getGlobalInfo(&globalInfo);
 	if (file.error() == UNZ_OK) {
 		auto schemeContent = file.readFileContent("colors.tdesktop-theme", zlib::kCaseInsensitive, kThemeSchemeSizeLimit);
+		if (file.error() == UNZ_END_OF_LIST_OF_FILE) {
+			file.clearError();
+			schemeContent = file.readFileContent("colors.tdesktop-palette", zlib::kCaseInsensitive, kThemeSchemeSizeLimit);
+		}
 		if (file.error() != UNZ_OK) {
-			LOG(("Theme Error: could not read 'colors.tdesktop-theme' in the theme file."));
+			LOG(("Theme Error: could not read 'colors.tdesktop-theme' or 'colors.tdesktop-palette' in the theme file."));
 			return false;
 		}
 		if (!loadColorScheme(schemeContent, out)) {
@@ -330,13 +339,13 @@ QImage prepareBackgroundImage(QImage &&image) {
 	return std_::move(image);
 }
 
-void initColor(style::color color, float64 hue, float64 saturation) {
+void adjustColor(style::color color, float64 hue, float64 saturation) {
 	auto original = color->c;
 	original.setHslF(hue, saturation, original.lightnessF(), original.alphaF());
 	color.set(original.red(), original.green(), original.blue(), original.alpha());
 }
 
-void initColorsFromBackground(const QImage &img) {
+void adjustColorsUsingBackground(const QImage &img) {
 	t_assert(img.format() == QImage::Format_ARGB32_Premultiplied);
 
 	uint64 components[3] = { 0 };
@@ -361,12 +370,12 @@ void initColorsFromBackground(const QImage &img) {
 	auto bgColor = QColor(components[0], components[1], components[2]);
 	auto hue = bgColor.hslHueF();
 	auto saturation = bgColor.hslSaturationF();
-	initColor(st::msgServiceBg, hue, saturation);
-	initColor(st::msgServiceBgSelected, hue, saturation);
-	initColor(st::historyScroll.bg, hue, saturation);
-	initColor(st::historyScroll.bgOver, hue, saturation);
-	initColor(st::historyScroll.barBg, hue, saturation);
-	initColor(st::historyScroll.barBgOver, hue, saturation);
+	adjustColor(st::msgServiceBg, hue, saturation);
+	adjustColor(st::msgServiceBgSelected, hue, saturation);
+	adjustColor(st::historyScroll.bg, hue, saturation);
+	adjustColor(st::historyScroll.bgOver, hue, saturation);
+	adjustColor(st::historyScroll.barBg, hue, saturation);
+	adjustColor(st::historyScroll.barBgOver, hue, saturation);
 }
 
 } // namespace
@@ -392,7 +401,9 @@ void ChatBackground::setImage(int32 id, QImage &&image) {
 	if (_id == kThemeBackground) {
 		_tile = _themeTile;
 		setPreparedImage(QImage(_themeImage));
-	} else if (_id == internal::kTestingThemeBackground || _id == internal::kTestingDefaultBackground) {
+	} else if (_id == internal::kTestingThemeBackground
+		|| _id == internal::kTestingDefaultBackground
+		|| _id == internal::kTestingEditorBackground) {
 		if (_id == internal::kTestingDefaultBackground || image.isNull()) {
 			image.load(qsl(":/gui/art/bg.jpg"));
 			_id = internal::kTestingDefaultBackground;
@@ -420,14 +431,35 @@ void ChatBackground::setImage(int32 id, QImage &&image) {
 void ChatBackground::setPreparedImage(QImage &&image) {
 	image = std_::move(image).convertToFormat(QImage::Format_ARGB32_Premultiplied);
 	image.setDevicePixelRatio(cRetinaFactor());
-	if (_id != kThemeBackground && _id != internal::kTestingThemeBackground) {
-		auto colorsFromSomeTheme = Local::hasTheme();
-		if (instance && !instance->applying.paletteForRevert.isEmpty()) {
-			colorsFromSomeTheme = !instance->applying.path.isEmpty();
-		}
-		if (colorsFromSomeTheme || (_id != kDefaultBackground && _id != internal::kTestingDefaultBackground)) {
-			initColorsFromBackground(image);
+
+	auto adjustColors = [this] {
+		auto someCustomThemeApplied = [] {
+			if (AreTestingTheme()) {
+				return !instance->applying.path.isEmpty();
+			}
+			return Local::hasTheme();
+		};
+		auto usingThemeBackground = [this] {
+			return (_id == kThemeBackground || _id == internal::kTestingThemeBackground);
+		};
+		auto usingDefaultBackground = [this] {
+			return (_id == kDefaultBackground || _id == internal::kTestingDefaultBackground);
+		};
+		auto testingPalette = [] {
+			if (AreTestingTheme()) {
+				return IsPaletteTestingPath(instance->applying.path);
+			}
+			return !Local::themePaletteAbsolutePath().isEmpty();
+		};
+
+		if (someCustomThemeApplied()) {
+			return !usingThemeBackground() && !testingPalette();
 		}
+		return !usingDefaultBackground();
+	};
+
+	if (adjustColors()) {
+		adjustColorsUsingBackground(image);
 	}
 
 	auto width = image.width();
@@ -522,7 +554,13 @@ void ChatBackground::saveForRevert() {
 
 void ChatBackground::setTestingTheme(Instance &&theme) {
 	style::main_palette::apply(theme.palette);
-	if (!theme.background.isNull() || _id == kThemeBackground) {
+	if (AreTestingTheme() && IsPaletteTestingPath(instance->applying.path)) {
+		// Grab current background image if it is not already custom
+		if (_id != kCustomBackground) {
+			saveForRevert();
+			setImage(internal::kTestingEditorBackground, std_::move(_pixmap).toImage());
+		}
+	} else if (!theme.background.isNull() || _id == kThemeBackground) {
 		saveForRevert();
 		setImage(internal::kTestingThemeBackground, std_::move(theme.background));
 		setTile(theme.tiled);
@@ -547,7 +585,12 @@ void ChatBackground::setTestingDefaultTheme() {
 }
 
 void ChatBackground::keepApplied() {
-	if (_id == internal::kTestingThemeBackground) {
+	if (_id == internal::kTestingEditorBackground) {
+		_id = kCustomBackground;
+		_themeImage = QImage();
+		_themeTile = false;
+		writeNewBackgroundSettings();
+	} else if (_id == internal::kTestingThemeBackground) {
 		_id = kThemeBackground;
 		_themeImage = _pixmap.toImage();
 		_themeTile = _tile;
@@ -565,11 +608,13 @@ void ChatBackground::writeNewBackgroundSettings() {
 	if (_tile != _tileForRevert) {
 		Local::writeUserSettings();
 	}
-	Local::writeBackground(_id, QImage());
+	Local::writeBackground(_id, (_id == kThemeBackground || _id == kDefaultBackground) ? QImage() : _pixmap.toImage());
 }
 
 void ChatBackground::revert() {
-	if (_id == internal::kTestingThemeBackground || _id == internal::kTestingDefaultBackground) {
+	if (_id == internal::kTestingThemeBackground
+		|| _id == internal::kTestingDefaultBackground
+		|| _id == internal::kTestingEditorBackground) {
 		setTile(_tileForRevert);
 		setImage(_idForRevert, std_::move(_imageForRevert));
 	} else {
@@ -639,6 +684,27 @@ void ApplyDefault() {
 	Background()->setTestingDefaultTheme();
 }
 
+bool ApplyEditedPalette(const QString &path, const QByteArray &content) {
+	Instance out;
+	if (!loadColorScheme(content, &out)) {
+		return false;
+	}
+	out.cached.colors = out.palette.save();
+	out.cached.paletteChecksum = style::palette::Checksum();
+	out.cached.contentChecksum = hashCrc32(content.constData(), content.size());
+
+	instance.createIfNull();
+	instance->applying.path = path;
+	instance->applying.content = content;
+	instance->applying.cached = out.cached;
+	if (instance->applying.paletteForRevert.isEmpty()) {
+		instance->applying.paletteForRevert = style::main_palette::save();
+	}
+	Background()->setTestingTheme(std_::move(out));
+	KeepApplied();
+	return true;
+}
+
 void KeepApplied() {
 	if (!instance) {
 		return;
@@ -669,6 +735,13 @@ bool LoadFromFile(const QString &path, Instance *out, QByteArray *outContent) {
 	return loadTheme(*outContent,  out->cached, out);
 }
 
+bool IsPaletteTestingPath(const QString &path) {
+	if (path.endsWith(qstr(".tdesktop-palette"), Qt::CaseInsensitive)) {
+		return QFileInfo(path).exists();
+	}
+	return false;
+}
+
 void ComputeBackgroundRects(QRect wholeFill, QSize imageSize, QRect &to, QRect &from) {
 	if (uint64(imageSize.width()) * wholeFill.height() > uint64(imageSize.height()) * wholeFill.width()) {
 		float64 pxsize = wholeFill.height() / float64(imageSize.height());
@@ -693,5 +766,61 @@ void ComputeBackgroundRects(QRect wholeFill, QSize imageSize, QRect &to, QRect &
 	}
 }
 
+bool CopyColorsToPalette(const QString &path, const QByteArray &themeContent) {
+	auto paletteContent = themeContent;
+
+	zlib::FileToRead file(themeContent);
+
+	unz_global_info globalInfo = { 0 };
+	file.getGlobalInfo(&globalInfo);
+	if (file.error() == UNZ_OK) {
+		paletteContent = file.readFileContent("colors.tdesktop-theme", zlib::kCaseInsensitive, kThemeSchemeSizeLimit);
+		if (file.error() == UNZ_END_OF_LIST_OF_FILE) {
+			file.clearError();
+			paletteContent = file.readFileContent("colors.tdesktop-palette", zlib::kCaseInsensitive, kThemeSchemeSizeLimit);
+		}
+		if (file.error() != UNZ_OK) {
+			LOG(("Theme Error: could not read 'colors.tdesktop-theme' or 'colors.tdesktop-palette' in the theme file, while copying to '%1'.").arg(path));
+			return false;
+		}
+	}
+
+	QFile f(path);
+	if (!f.open(QIODevice::WriteOnly)) {
+		LOG(("Theme Error: could not open file for write '%1'").arg(path));
+		return false;
+	}
+
+	if (f.write(paletteContent) != paletteContent.size()) {
+		LOG(("Theme Error: could not write palette to '%1'").arg(path));
+		return false;
+	}
+	return true;
+}
+
+bool ReadPaletteValues(const QByteArray &content, base::lambda<bool(QLatin1String name, QLatin1String value)> &&callback) {
+	if (content.size() > kThemeSchemeSizeLimit) {
+		LOG(("Theme Error: color scheme file too large (should be less than 1 MB, got %2)").arg(content.size()));
+		return false;
+	}
+
+	auto data = base::parse::stripComments(content);
+	auto from = data.constData(), end = from + data.size();
+	while (from != end) {
+		auto name = QLatin1String("");
+		auto value = QLatin1String("");
+		if (!readNameAndValue(from, end, &name, &value)) {
+			return false;
+		}
+		if (name.size() == 0) { // End of content reached.
+			return true;
+		}
+		if (!callback(name, value)) {
+			return false;
+		}
+	}
+	return true;
+}
+
 } // namespace Theme
 } // namespace Window

Telegram/SourceFiles/window/themes/window_theme.h

@@ -27,6 +27,7 @@ namespace internal {
 constexpr int32 kUninitializedBackground = -999;
 constexpr int32 kTestingThemeBackground = -666;
 constexpr int32 kTestingDefaultBackground = -665;
+constexpr int32 kTestingEditorBackground = -664;
 
 } // namespace internal
 
@@ -62,10 +63,12 @@ struct Preview {
 bool Apply(const QString &filepath);
 bool Apply(std_::unique_ptr<Preview> preview);
 void ApplyDefault();
+bool ApplyEditedPalette(const QString &path, const QByteArray &content);
 void KeepApplied();
 void Revert();
 
 bool LoadFromFile(const QString &file, Instance *out, QByteArray *outContent);
+bool IsPaletteTestingPath(const QString &path);
 
 struct BackgroundUpdate {
 	enum class Type {
@@ -136,5 +139,9 @@ ChatBackground *Background();
 
 void ComputeBackgroundRects(QRect wholeFill, QSize imageSize, QRect &to, QRect &from);
 
+bool CopyColorsToPalette(const QString &path, const QByteArray &themeContent);
+
+bool ReadPaletteValues(const QByteArray &content, base::lambda<bool(QLatin1String name, QLatin1String value)> &&callback);
+
 } // namespace Theme
 } // namespace Window

Telegram/SourceFiles/window/themes/window_theme_editor.cpp

@@ -0,0 +1,817 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop version of Telegram messaging app, see https://telegram.org
+
+Telegram Desktop is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+It is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+In addition, as a special exception, the copyright holders give permission
+to link the code of portions of this program with the OpenSSL library.
+
+Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
+Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
+*/
+#include "stdafx.h"
+#include "window/themes/window_theme_editor.h"
+
+#include "window/themes/window_theme.h"
+#include "window/themes/window_theme_editor_block.h"
+#include "mainwindow.h"
+#include "localstorage.h"
+#include "boxes/confirmbox.h"
+#include "styles/style_window.h"
+#include "styles/style_settings.h"
+#include "styles/style_dialogs.h"
+#include "styles/style_boxes.h"
+#include "ui/widgets/scroll_area.h"
+#include "ui/widgets/shadow.h"
+#include "ui/widgets/buttons.h"
+#include "ui/widgets/checkbox.h"
+#include "ui/widgets/multi_select.h"
+#include "core/parse_helper.h"
+#include "core/task_queue.h"
+#include "core/zlib_help.h"
+#include "ui/toast/toast.h"
+#include "ui/filedialog.h"
+#include "boxes/editcolorbox.h"
+#include "lang.h"
+
+namespace Window {
+namespace Theme {
+namespace {
+
+struct ReadColorResult {
+	ReadColorResult(QColor color, bool error = false) : color(color), error(error) {
+	}
+	QColor color;
+	bool error = false;
+};
+
+ReadColorResult colorError(const QString &name) {
+	return { QColor(), true };
+}
+
+ReadColorResult readColor(const QString &name, const char *data, int size) {
+	if (size != 6 && size != 8) {
+		return colorError(name);
+	}
+	auto readHex = [](char ch) {
+		if (ch >= '0' && ch <= '9') {
+			return (ch - '0');
+		} else if (ch >= 'a' && ch <= 'f') {
+			return (ch - 'a' + 10);
+		} else if (ch >= 'A' && ch <= 'F') {
+			return (ch - 'A' + 10);
+		}
+		return -1;
+	};
+	auto readValue = [readHex](const char *data) {
+		auto high = readHex(data[0]);
+		auto low = readHex(data[1]);
+		return (high >= 0 && low >= 0) ? (high * 0x10 + low) : -1;
+	};
+	auto r = readValue(data);
+	auto g = readValue(data + 2);
+	auto b = readValue(data + 4);
+	auto a = (size == 8) ? readValue(data + 6) : 255;
+	if (r < 0 || g < 0 || b < 0 || a < 0) {
+		return colorError(name);
+	}
+	return { QColor(r, g, b, a) };
+}
+
+bool skipComment(const char *&data, const char *end) {
+	if (data == end) return false;
+	if (*data == '/' && data + 1 != end) {
+		if (*(data + 1) == '/') {
+			data += 2;
+			while (data != end && *data != '\n') {
+				++data;
+			}
+			return true;
+		} else if (*(data + 1) == '*') {
+			data += 2;
+			while (true) {
+				while (data != end && *data != '*') {
+					++data;
+				}
+				if (data != end) ++data;
+				if (data == end || *data == '/') {
+					break;
+				}
+			}
+			return true;
+		}
+	}
+	return false;
+}
+
+void skipWhitespacesAndComments(const char *&data, const char *end) {
+	while (data != end) {
+		if (!base::parse::skipWhitespaces(data, end)) return;
+		if (!skipComment(data, end)) return;
+	}
+}
+
+QLatin1String readValue(const char *&data, const char *end) {
+	auto start = data;
+	if (data != end && *data == '#') {
+		++data;
+	}
+	base::parse::readName(data, end);
+	return QLatin1String(start, data - start);
+}
+
+bool isValidColorValue(QLatin1String value) {
+	auto isValidHexChar = [](char ch) {
+		return (ch >= '0' && ch <= '9') || (ch >= 'A' && ch <= 'F') || (ch >= 'a' && ch <= 'f');
+	};
+	auto data = value.data();
+	auto size = value.size();
+	if ((size != 7 && size != 9) || data[0] != '#') {
+		return false;
+	}
+	for (auto i = 1; i != size; ++i) {
+		if (!isValidHexChar(data[i])) {
+			return false;
+		}
+	}
+	return true;
+}
+
+QByteArray replaceValueInContent(const QByteArray &content, const QByteArray &name, const QByteArray &value) {
+	auto validNames = OrderedSet<QLatin1String>();
+	auto start = content.constBegin(), data = start, end = data + content.size();
+	auto lastValidValueStart = end, lastValidValueEnd = end;
+	while (data != end) {
+		skipWhitespacesAndComments(data, end);
+		if (data == end) break;
+
+		auto foundName = base::parse::readName(data, end);
+		skipWhitespacesAndComments(data, end);
+		if (data == end || *data != ':') {
+			return "error";
+		}
+		++data;
+		skipWhitespacesAndComments(data, end);
+		auto valueStart = data;
+		auto value = readValue(data, end);
+		auto valueEnd = data;
+		if (value.size() == 0) {
+			return "error";
+		}
+		auto validValue = validNames.contains(value) || isValidColorValue(value);
+		if (validValue) {
+			validNames.insert(foundName);
+			if (foundName == name) {
+				lastValidValueStart = valueStart;
+				lastValidValueEnd = valueEnd;
+			}
+		}
+		skipWhitespacesAndComments(data, end);
+		if (data == end || *data != ';') {
+			return "error";
+		}
+		++data;
+	}
+	if (lastValidValueStart != end) {
+		auto result = QByteArray();
+		result.reserve((lastValidValueStart - start) + value.size() + (end - lastValidValueEnd));
+		result.append(start, lastValidValueStart - start);
+		result.append(value);
+		if (end - lastValidValueEnd > 0) result.append(lastValidValueEnd, end - lastValidValueEnd);
+		return result;
+	}
+	return QByteArray();
+}
+
+QString bytesToUtf8(QLatin1String bytes) {
+	return QString::fromUtf8(bytes.data(), bytes.size());
+}
+
+} // namespace
+
+class Editor::Inner : public TWidget, private base::Subscriber {
+public:
+	Inner(QWidget *parent, const QString &path);
+
+	void setErrorCallback(base::lambda<void()> &&callback) {
+		_errorCallback = std_::move(callback);
+	}
+	void setFocusCallback(base::lambda<void()> &&callback) {
+		_focusCallback = std_::move(callback);
+	}
+	void setScrollCallback(base::lambda<void(int top, int bottom)> &&callback) {
+		_scrollCallback = std_::move(callback);
+	}
+
+	void prepare();
+
+	base::lambda<void()> exportCallback();
+
+	void filterRows(const QString &query);
+	void chooseRow();
+
+	void selectSkip(int direction);
+	void selectSkipPage(int delta, int direction);
+
+	~Inner() {
+		if (_context.box) _context.box->closeBox();
+	}
+
+protected:
+	void paintEvent(QPaintEvent *e) override;
+	int resizeGetHeight(int newWidth) override;
+
+private:
+	bool readData();
+	bool readExistingRows();
+	bool feedExistingRow(const QString &name, QLatin1String value);
+
+	void error() {
+		if (_errorCallback) {
+			_errorCallback();
+		}
+	}
+	void applyEditing(const QString &name, const QString &copyOf, QColor value);
+
+	EditorBlock::Context _context;
+
+	QString _path;
+	QByteArray _paletteContent;
+	base::lambda<void()> _errorCallback;
+	base::lambda<void()> _focusCallback;
+	base::lambda<void(int top, int bottom)> _scrollCallback;
+
+	object_ptr<EditorBlock> _existingRows;
+	object_ptr<EditorBlock> _newRows;
+
+	bool _applyingUpdate = false;
+
+};
+
+class ThemeExportBox : public BoxContent {
+public:
+	ThemeExportBox(QWidget*, const QByteArray &paletteContent, const QImage &background, const QByteArray &backgroundContent, bool tileBackground);
+
+protected:
+	void prepare() override;
+
+	void paintEvent(QPaintEvent *e) override;
+	void resizeEvent(QResizeEvent *e) override;
+
+private:
+	void updateThumbnail();
+	void chooseBackgroundFromFile();
+	void exportTheme();
+
+	QByteArray _paletteContent;
+
+	QImage _background;
+	QByteArray _backgroundContent;
+	bool _isPng = false;
+	QString _imageText;
+	QPixmap _thumbnail;
+
+	object_ptr<Ui::LinkButton> _chooseFromFile;
+	object_ptr<Ui::Checkbox> _tileBackground;
+
+};
+
+Editor::Inner::Inner(QWidget *parent, const QString &path) : TWidget(parent)
+, _path(path)
+, _existingRows(this, EditorBlock::Type::Existing, &_context)
+, _newRows(this, EditorBlock::Type::New, &_context) {
+	resize(st::windowMinWidth, st::windowMinHeight);
+	subscribe(_context.resized, [this] {
+		resizeToWidth(width());
+	});
+	subscribe(_context.pending, [this](const EditorBlock::Context::EditionData &data) {
+		applyEditing(data.name, data.copyOf, data.value);
+	});
+	subscribe(_context.updated, [this] {
+		if (_context.name.isEmpty() && _focusCallback) {
+			_focusCallback();
+		}
+	});
+	subscribe(_context.scroll, [this](const EditorBlock::Context::ScrollData &data) {
+		if (_scrollCallback) {
+			auto top = (data.type == EditorBlock::Type::Existing ? _existingRows : _newRows)->y();
+			top += data.position;
+			_scrollCallback(top, top + data.height);
+		}
+	});
+	subscribe(Background(), [this](const BackgroundUpdate &update) {
+		if (_applyingUpdate) return;
+
+		if (update.type == BackgroundUpdate::Type::TestingTheme) {
+			Revert();
+			App::CallDelayed(st::slideDuration, this, [] {
+				Ui::show(Box<InformBox>(lang(lng_theme_editor_cant_change_theme)));
+			});
+		}
+	});
+}
+
+void Editor::Inner::prepare() {
+	if (!readData()) {
+		error();
+	}
+}
+
+base::lambda<void()> Editor::Inner::exportCallback() {
+	return App::LambdaDelayed(st::defaultRippleAnimation.hideDuration, this, [this] {
+		auto background = Background()->pixmap().toImage();
+		auto backgroundContent = QByteArray();
+		auto tiled = Background()->tile();
+		{
+			QBuffer buffer(&backgroundContent);
+			background.save(&buffer, "JPG", 87);
+		}
+		Ui::show(Box<ThemeExportBox>(_paletteContent, background, backgroundContent, tiled));
+	});
+}
+
+void Editor::Inner::filterRows(const QString &query) {
+	_existingRows->filterRows(query);
+	_newRows->filterRows(query);
+}
+
+void Editor::Inner::chooseRow() {
+	if (!_existingRows->hasSelected() && !_newRows->hasSelected()) {
+		selectSkip(1);
+	}
+	if (_existingRows->hasSelected()) {
+		_existingRows->chooseRow();
+	} else if (_newRows->hasSelected()) {
+		_newRows->chooseRow();
+	}
+}
+
+// Block::selectSkip(-1) removes the selection if it can't select anything
+// Block::selectSkip(1) leaves the selection if it can't select anything
+void Editor::Inner::selectSkip(int direction) {
+	if (direction > 0) {
+		if (_newRows->hasSelected()) {
+			_existingRows->clearSelected();
+			_newRows->selectSkip(direction);
+		} else if (_existingRows->hasSelected()) {
+			if (!_existingRows->selectSkip(direction)) {
+				if (_newRows->selectSkip(direction)) {
+					_existingRows->clearSelected();
+				}
+			}
+		} else {
+			if (!_existingRows->selectSkip(direction)) {
+				_newRows->selectSkip(direction);
+			}
+		}
+	} else {
+		if (_existingRows->hasSelected()) {
+			_newRows->clearSelected();
+			_existingRows->selectSkip(direction);
+		} else if (_newRows->hasSelected()) {
+			if (!_newRows->selectSkip(direction)) {
+				_existingRows->selectSkip(direction);
+			}
+		}
+	}
+}
+
+void Editor::Inner::selectSkipPage(int delta, int direction) {
+	auto defaultRowHeight = st::themeEditorMargin.top()
+		+ st::themeEditorSampleSize.height()
+		+ st::themeEditorDescriptionSkip
+		+ st::defaultTextStyle.font->height
+		+ st::themeEditorMargin.bottom();
+	for (auto i = 0, count = ceilclamp(delta, defaultRowHeight, 1, delta); i != count; ++i) {
+		selectSkip(direction);
+	}
+}
+
+void Editor::Inner::paintEvent(QPaintEvent *e) {
+	Painter p(this);
+
+	p.setFont(st::settingsFixedBarFont);
+	p.setPen(st::windowFg);
+	if (!_newRows->isHidden()) {
+		p.drawTextLeft(st::themeEditorMargin.left(), _existingRows->y() + _existingRows->height() + st::settingsFixedBarTextPosition.y(), width(), lang(lng_theme_editor_new_keys));
+	}
+}
+
+int Editor::Inner::resizeGetHeight(int newWidth) {
+	auto rowsWidth = newWidth;
+	_existingRows->resizeToWidth(rowsWidth);
+	_newRows->resizeToWidth(rowsWidth);
+
+	_existingRows->moveToLeft(0, 0);
+	_newRows->moveToLeft(0, _existingRows->height() + st::settingsFixedBarHeight);
+
+	auto lowest = (_newRows->isHidden() ? _existingRows : _newRows).data();
+
+	return lowest->y() + lowest->height();
+}
+
+bool Editor::Inner::readData() {
+	if (!readExistingRows()) {
+		return false;
+	}
+
+	auto rows = style::main_palette::data();
+	for_const (auto &row, rows) {
+		auto name = bytesToUtf8(row.name);
+		auto description = bytesToUtf8(row.description);
+		if (!_existingRows->feedDescription(name, description)) {
+			if (row.value.data()[0] == '#') {
+				auto result = readColor(name, row.value.data() + 1, row.value.size() - 1);
+				t_assert(!result.error);
+				_newRows->feed(name, result.color);
+				//if (!_newRows->feedFallbackName(name, str_const_toString(row.fallback))) {
+				//	t_assert(!"Row for fallback not found");
+				//}
+			} else {
+				auto copyOf = bytesToUtf8(row.value);
+				if (auto result = _existingRows->find(copyOf)) {
+					_newRows->feed(name, *result, copyOf);
+				} else if (!_newRows->feedCopy(name, copyOf)) {
+					t_assert(!"Copy of unknown value in the default palette");
+				}
+				t_assert(row.fallback.size() == 0);
+			}
+			if (!_newRows->feedDescription(name, description)) {
+				t_assert(!"Row for description not found");
+			}
+		}
+	}
+	return true;
+}
+
+bool Editor::Inner::readExistingRows() {
+	QFile f(_path);
+	if (!f.open(QIODevice::ReadOnly)) {
+		LOG(("Theme Error: could not open color palette file '%1'").arg(_path));
+		return false;
+	}
+
+	_paletteContent = f.readAll();
+	if (f.error() != QFileDevice::NoError) {
+		LOG(("Theme Error: could not read content from palette file '%1'").arg(_path));
+		return false;
+	}
+	f.close();
+
+	return ReadPaletteValues(_paletteContent, [this](QLatin1String name, QLatin1String value) {
+		return feedExistingRow(name, value);
+	});
+}
+
+bool Editor::Inner::feedExistingRow(const QString &name, QLatin1String value) {
+	auto data = value.data();
+	auto size = value.size();
+	if (data[0] != '#') {
+		return _existingRows->feedCopy(name, QString(value));
+	}
+	auto result = readColor(name, data + 1, size - 1);
+	if (result.error) {
+		LOG(("Theme Warning: Skipping value '%1: %2' (expected a color value in #rrggbb or #rrggbbaa or a previously defined key in the color scheme)").arg(name).arg(value));
+	} else {
+		_existingRows->feed(name, result.color);
+	}
+	return true;
+}
+
+QString colorString(QColor color) {
+	auto result = QString();
+	result.reserve(9);
+	result.append('#');
+	auto addHex = [&result](int code) {
+		if (code >= 0 && code < 10) {
+			result.append('0' + code);
+		} else if (code >= 10 && code < 16) {
+			result.append('a' + (code - 10));
+		}
+	};
+	auto addValue = [addHex](int code) {
+		addHex(code / 16);
+		addHex(code % 16);
+	};
+	addValue(color.red());
+	addValue(color.green());
+	addValue(color.blue());
+	if (color.alpha() != 255) {
+		addValue(color.alpha());
+	}
+	return result;
+}
+
+void Editor::Inner::applyEditing(const QString &name, const QString &copyOf, QColor value) {
+	auto plainName = name.toLatin1();
+	auto plainValue = (copyOf.isEmpty() ? colorString(value) : copyOf).toLatin1();
+	auto newContent = replaceValueInContent(_paletteContent, plainName, plainValue);
+	if (newContent == "error") {
+		LOG(("Theme Error: could not replace '%1: %2' in content").arg(name).arg(copyOf.isEmpty() ? colorString(value) : copyOf));
+		error();
+		return;
+	}
+	if (newContent.isEmpty()) {
+		auto newline = (_paletteContent.indexOf("\r\n") >= 0 ? "\r\n" : "\n");
+		auto addedline = (_paletteContent.endsWith('\n') ? "" : newline);
+		newContent = _paletteContent + addedline + plainName + ": " + plainValue + ";" + newline;
+	}
+	QFile f(_path);
+	if (!f.open(QIODevice::WriteOnly)) {
+		LOG(("Theme Error: could not open '%1' for writing a palette update.").arg(_path));
+		error();
+		return;
+	}
+	if (f.write(newContent) != newContent.size()) {
+		LOG(("Theme Error: could not write all content to '%1' while writing a palette update.").arg(_path));
+		error();
+		return;
+	}
+	f.close();
+
+	_applyingUpdate = true;
+	if (!ApplyEditedPalette(_path, newContent)) {
+		LOG(("Theme Error: could not apply newly composed content :("));
+		error();
+		return;
+	}
+	_applyingUpdate = false;
+
+	_paletteContent = newContent;
+}
+
+void writeDefaultPalette(const QString &path) {
+	QFile f(path);
+	if (!f.open(QIODevice::WriteOnly)) {
+		LOG(("Theme Error: could not open '%1' for writing.").arg(path));
+		return;
+	}
+
+	QTextStream stream(&f);
+	stream.setCodec("UTF-8");
+
+	auto rows = style::main_palette::data();
+	for_const (auto &row, rows) {
+		stream << bytesToUtf8(row.name) << ": " << bytesToUtf8(row.value) << "; // " << bytesToUtf8(row.description).replace('\n', ' ').replace('\r', ' ') << "\n";
+	}
+}
+
+ThemeExportBox::ThemeExportBox(QWidget*, const QByteArray &paletteContent, const QImage &background, const QByteArray &backgroundContent, bool tileBackground) : BoxContent()
+, _paletteContent(paletteContent)
+, _background(background)
+, _backgroundContent(backgroundContent)
+, _chooseFromFile(this, lang(lng_settings_bg_from_file), st::boxLinkButton)
+, _tileBackground(this, lang(lng_settings_bg_tile), tileBackground, st::defaultBoxCheckbox) {
+	_imageText = lng_theme_editor_saved_to_jpg(lt_size, formatSizeText(_backgroundContent.size()));
+	_chooseFromFile->setClickedCallback([this] { chooseBackgroundFromFile(); });
+}
+
+void ThemeExportBox::prepare() {
+	setTitle(lang(lng_theme_editor_background_image));
+
+	addButton(lang(lng_theme_editor_export), [this] { exportTheme(); });
+	addButton(lang(lng_cancel), [this] { closeBox(); });
+
+	auto height = st::settingsSmallSkip + st::settingsBackgroundSize + st::settingsSmallSkip + _tileBackground->height();
+
+	setDimensions(st::boxWideWidth, height);
+
+	updateThumbnail();
+}
+
+void ThemeExportBox::paintEvent(QPaintEvent *e) {
+	BoxContent::paintEvent(e);
+
+	Painter p(this);
+
+	auto linkLeft = st::boxPadding.left() + st::settingsBackgroundSize + st::settingsSmallSkip;
+
+	p.setPen(st::boxTextFg);
+	p.setFont(st::boxTextFont);
+	p.drawTextLeft(linkLeft, st::settingsSmallSkip, width(), _imageText);
+
+	p.drawPixmapLeft(st::boxPadding.left(), st::settingsSmallSkip, width(), _thumbnail);
+}
+
+void ThemeExportBox::resizeEvent(QResizeEvent *e) {
+	auto linkLeft = st::boxPadding.left() + st::settingsBackgroundSize + st::settingsSmallSkip;
+	_chooseFromFile->moveToLeft(linkLeft, st::settingsSmallSkip + st::boxTextFont->height + st::settingsSmallSkip);
+	_tileBackground->moveToLeft(st::boxPadding.left(), st::settingsSmallSkip + st::settingsBackgroundSize + 2 * st::settingsSmallSkip);
+}
+
+void ThemeExportBox::updateThumbnail() {
+	int32 size = st::settingsBackgroundSize * cIntRetinaFactor();
+	QImage back(size, size, QImage::Format_ARGB32_Premultiplied);
+	back.setDevicePixelRatio(cRetinaFactor());
+	{
+		Painter p(&back);
+		PainterHighQualityEnabler hq(p);
+
+		auto &pix = _background;
+		int sx = (pix.width() > pix.height()) ? ((pix.width() - pix.height()) / 2) : 0;
+		int sy = (pix.height() > pix.width()) ? ((pix.height() - pix.width()) / 2) : 0;
+		int s = (pix.width() > pix.height()) ? pix.height() : pix.width();
+		p.drawImage(QRect(0, 0, st::settingsBackgroundSize, st::settingsBackgroundSize), pix, QRect(sx, sy, s, s));
+	}
+	Images::prepareRound(back, ImageRoundRadius::Small);
+	_thumbnail = App::pixmapFromImageInPlace(std_::move(back));
+	_thumbnail.setDevicePixelRatio(cRetinaFactor());
+	update();
+}
+
+void ThemeExportBox::chooseBackgroundFromFile() {
+	FileDialog::askOpenPath(lang(lng_theme_editor_choose_image), "Image files (*.jpeg *.jpg *.png)", base::lambda_guarded(this, [this](const FileDialog::OpenResult &result) {
+		auto content = result.remoteContent;
+		if (!result.paths.isEmpty()) {
+			QFile f(result.paths.front());
+			if (f.open(QIODevice::ReadOnly)) {
+				content = f.readAll();
+				f.close();
+			}
+		}
+		if (!content.isEmpty()) {
+			auto format = QByteArray();
+			auto image = App::readImage(content, &format);
+			if (!image.isNull() && (format == "jpeg" || format == "jpg" || format == "png")) {
+				_background = image;
+				_backgroundContent = content;
+				_isPng = (format == "png");
+				_imageText = (_isPng ? lng_theme_editor_read_from_png : lng_theme_editor_read_from_jpg)(lt_size, formatSizeText(_backgroundContent.size()));
+				_tileBackground->setChecked(false);
+				updateThumbnail();
+			}
+		}
+	}));
+}
+
+void ThemeExportBox::exportTheme() {
+	App::CallDelayed(st::defaultRippleAnimation.hideDuration, this, [this] {
+		auto caption = lang(lng_theme_editor_choose_name);
+		auto filter = "Themes (*.tdesktop-theme)";
+		auto name = "awesome.tdesktop-theme";
+		FileDialog::askWritePath(caption, filter, name, base::lambda_guarded(this, [this](const QString &path) {
+			zlib::FileToWrite zip;
+
+			zip_fileinfo zfi = { { 0, 0, 0, 0, 0, 0 }, 0, 0, 0 };
+			auto background = std::string(_tileBackground->checked() ? "tiled" : "background") + (_isPng ? ".png" : ".jpg");
+			zip.openNewFile(background.c_str(), &zfi, nullptr, 0, nullptr, 0, nullptr, Z_DEFLATED, Z_DEFAULT_COMPRESSION);
+			zip.writeInFile(_backgroundContent.constData(), _backgroundContent.size());
+			zip.closeFile();
+			auto scheme = "colors.tdesktop-theme";
+			zip.openNewFile(scheme, &zfi, nullptr, 0, nullptr, 0, nullptr, Z_DEFLATED, Z_DEFAULT_COMPRESSION);
+			zip.writeInFile(_paletteContent.constData(), _paletteContent.size());
+			zip.closeFile();
+			zip.close();
+
+			if (zip.error() != ZIP_OK) {
+				LOG(("Theme Error: could not export zip-ed theme, status: %1").arg(zip.error()));
+				Ui::show(Box<InformBox>(lang(lng_theme_editor_error)));
+				return;
+			}
+			auto result = zip.result();
+
+			QFile f(path);
+			if (!f.open(QIODevice::WriteOnly)) {
+				LOG(("Theme Error: could not open zip-ed theme file '%1' for writing").arg(path));
+				Ui::show(Box<InformBox>(lang(lng_theme_editor_error)));
+				return;
+			}
+			if (f.write(result) != result.size()) {
+				LOG(("Theme Error: could not write zip-ed theme to file '%1'").arg(path));
+				Ui::show(Box<InformBox>(lang(lng_theme_editor_error)));
+				return;
+			}
+			Ui::hideLayer();
+			Ui::Toast::Show(lang(lng_theme_editor_done));
+		}));
+	});
+}
+
+Editor::Editor(QWidget*, const QString &path)
+: _scroll(this, st::settingsScroll)
+, _close(this, st::contactsMultiSelect.fieldCancel)
+, _select(this, st::contactsMultiSelect, lang(lng_country_ph))
+, _leftShadow(this)
+, _topShadow(this)
+, _export(this, lang(lng_theme_editor_export_button).toUpper(), st::dialogsUpdateButton) {
+	_inner = _scroll->setOwnedWidget(object_ptr<Inner>(this, path));
+
+	_export->setClickedCallback(_inner->exportCallback());
+
+	_inner->setErrorCallback([this] {
+		Ui::show(Box<InformBox>(lang(lng_theme_editor_error)));
+
+		// This could be from inner->_context observable notification.
+		// We should not destroy it while iterating in subscribers.
+		base::TaskQueue::Main().Put(base::lambda_guarded(this, [this] { closeEditor(); }));
+	});
+	_inner->setFocusCallback([this] {
+		App::CallDelayed(2 * st::boxDuration, this, [this] { _select->setInnerFocus(); });
+	});
+	_inner->setScrollCallback([this](int top, int bottom) {
+		_scroll->scrollToY(top, bottom);
+	});
+	_close->setClickedCallback([this] { closeEditor(); });
+	_close->showFast();
+
+	_select->resizeToWidth(st::windowMinWidth);
+	_select->setQueryChangedCallback([this](const QString &query) { _inner->filterRows(query); _scroll->scrollToY(0); });
+	_select->setSubmittedCallback([this](bool) { _inner->chooseRow(); });
+
+	_inner->prepare();
+	resizeToWidth(st::windowMinWidth);
+}
+
+void Editor::StartFromCurrentTheme(const QString &path) {
+	if (!Local::copyThemeColorsToPalette(path)) {
+		writeDefaultPalette(path);
+	}
+	if (!Apply(path)) {
+		Ui::show(Box<InformBox>(lang(lng_theme_editor_error)));
+		return;
+	}
+	KeepApplied();
+	Start(path);
+}
+
+void Editor::resizeEvent(QResizeEvent *e) {
+	_export->resizeToWidth(width());
+	_close->moveToRight(0, 0);
+
+	_select->resizeToWidth(width());
+	_select->moveToLeft(0, _close->height());
+
+	auto shadowTop = _select->y() + _select->height();
+
+	_topShadow->resize(width() - st::lineWidth, st::lineWidth);
+	_topShadow->moveToLeft(st::lineWidth, shadowTop);
+	_leftShadow->resize(st::lineWidth, height());
+	_leftShadow->moveToLeft(0, 0);
+	auto scrollSize = QSize(width(), height() - shadowTop - _export->height());
+	if (_scroll->size() != scrollSize) {
+		_scroll->resize(scrollSize);
+	}
+	_inner->resizeToWidth(width());
+	_scroll->moveToLeft(0, shadowTop);
+	if (!_scroll->isHidden()) {
+		auto scrollTop = _scroll->scrollTop();
+		_inner->setVisibleTopBottom(scrollTop, scrollTop + _scroll->height());
+	}
+	_export->moveToLeft(0, _scroll->y() + _scroll->height());
+}
+
+void Editor::keyPressEvent(QKeyEvent *e) {
+	if (e->key() == Qt::Key_Escape) {
+		if (!_select->getQuery().isEmpty()) {
+			_select->clearQuery();
+		} else if (auto window = App::wnd()) {
+			window->setInnerFocus();
+		}
+	} else if (e->key() == Qt::Key_Down) {
+		_inner->selectSkip(1);
+	} else if (e->key() == Qt::Key_Up) {
+		_inner->selectSkip(-1);
+	} else if (e->key() == Qt::Key_PageDown) {
+		_inner->selectSkipPage(_scroll->height(), 1);
+	} else if (e->key() == Qt::Key_PageUp) {
+		_inner->selectSkipPage(_scroll->height(), -1);
+	}
+}
+
+void Editor::focusInEvent(QFocusEvent *e) {
+	_select->setInnerFocus();
+}
+
+void Editor::paintEvent(QPaintEvent *e) {
+	Painter p(this);
+
+	p.fillRect(e->rect(), st::dialogsBg);
+
+	p.setFont(st::settingsFixedBarFont);
+	p.setPen(st::windowFg);
+	p.drawTextLeft(st::themeEditorMargin.left(), st::themeEditorMargin.top(), width(), lang(lng_theme_editor_title));
+}
+
+void Editor::Start(const QString &path) {
+	if (auto window = App::wnd()) {
+		window->showRightColumn(Box<Editor>(path));
+	}
+}
+
+void Editor::closeEditor() {
+	if (auto window = App::wnd()) {
+		window->showRightColumn(nullptr);
+	}
+}
+
+} // namespace Theme
+} // namespace Window

Telegram/SourceFiles/window/themes/window_theme_editor.h

@@ -0,0 +1,66 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop version of Telegram messaging app, see https://telegram.org
+
+Telegram Desktop is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+It is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+In addition, as a special exception, the copyright holders give permission
+to link the code of portions of this program with the OpenSSL library.
+
+Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
+Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
+*/
+#pragma once
+
+class BoxLayerTitleShadow;
+
+namespace Ui {
+class FlatButton;
+class ScrollArea;
+class CrossButton;
+class MultiSelect;
+} // namespace Ui
+
+namespace Window {
+namespace Theme {
+
+class Editor : public TWidget {
+	Q_OBJECT
+
+public:
+	Editor(QWidget*, const QString &path);
+
+	static void StartFromCurrentTheme(const QString &path);
+	static void Start(const QString &path);
+
+protected:
+	void paintEvent(QPaintEvent *e) override;
+	void resizeEvent(QResizeEvent *e) override;
+	void keyPressEvent(QKeyEvent *e) override;
+
+	void focusInEvent(QFocusEvent *e) override;
+
+private:
+	void closeEditor();
+
+	object_ptr<Ui::ScrollArea> _scroll;
+	class Inner;
+	QPointer<Inner> _inner;
+	object_ptr<Ui::CrossButton> _close;
+	object_ptr<Ui::MultiSelect> _select;
+	object_ptr<BoxLayerTitleShadow> _leftShadow;
+	object_ptr<BoxLayerTitleShadow> _topShadow;
+	object_ptr<Ui::FlatButton> _export;
+
+};
+
+} // namespace Theme
+} // namespace Window

Telegram/SourceFiles/window/themes/window_theme_editor_block.cpp

@@ -0,0 +1,778 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop version of Telegram messaging app, see https://telegram.org
+
+Telegram Desktop is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+It is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+In addition, as a special exception, the copyright holders give permission
+to link the code of portions of this program with the OpenSSL library.
+
+Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
+Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
+*/
+#include "stdafx.h"
+#include "window/themes/window_theme_editor_block.h"
+
+#include "styles/style_window.h"
+#include "ui/effects/ripple_animation.h"
+#include "boxes/editcolorbox.h"
+#include "lang.h"
+
+namespace Window {
+namespace Theme {
+namespace {
+
+auto SearchSplitter = QRegularExpression(qsl("[\\@\\s\\-\\+\\(\\)\\[\\]\\{\\}\\<\\>\\,\\.\\:\\!\\_\\;\\\"\\'\\x0\\#]"));
+
+} // namespace
+
+class EditorBlock::Row {
+public:
+	Row(const QString &name, const QString &copyOf, QColor value);
+
+	QString name() const {
+		return _name;
+	}
+
+	void setCopyOf(const QString &copyOf) {
+		_copyOf = copyOf;
+		fillSearchIndex();
+	}
+	QString copyOf() const {
+		return _copyOf;
+	}
+
+	void setValue(QColor value);
+	const QColor &value() const {
+		return _value;
+	}
+
+	QString description() const {
+		return _description.originalText();
+	}
+	const Text &descriptionText() const {
+		return _description;
+	}
+	void setDescription(const QString &description) {
+		_description.setText(st::defaultTextStyle, description);
+		fillSearchIndex();
+	}
+
+	const OrderedSet<QString> &searchWords() const {
+		return _searchWords;
+	}
+	bool searchWordsContain(const QString &needle) const {
+		for_const (auto &word, _searchWords) {
+			if (word.startsWith(needle)) {
+				return true;
+			}
+		}
+		return false;
+	}
+
+	const OrderedSet<QChar> &searchStartChars() const {
+		return _searchStartChars;
+	}
+
+	void setTop(int top) {
+		_top = top;
+	}
+	int top() const {
+		return _top;
+	}
+
+	void setHeight(int height) {
+		_height = height;
+	}
+	int height() const {
+		return _height;
+	}
+
+	Ui::RippleAnimation *ripple() const {
+		return _ripple.get();
+	}
+	Ui::RippleAnimation *setRipple(std_::unique_ptr<Ui::RippleAnimation> ripple) const {
+		_ripple = std_::move(ripple);
+		return _ripple.get();
+	}
+	void resetRipple() const {
+		_ripple = nullptr;
+	}
+
+private:
+	void fillValueString();
+	void fillSearchIndex();
+
+	QString _name;
+	QString _copyOf;
+	QColor _value;
+	QString _valueString;
+	Text _description = { st::windowMinWidth / 2 };
+
+	OrderedSet<QString> _searchWords;
+	OrderedSet<QChar> _searchStartChars;
+
+	int _top = 0;
+	int _height = 0;
+
+	mutable std_::unique_ptr<Ui::RippleAnimation> _ripple;
+
+};
+
+EditorBlock::Row::Row(const QString &name, const QString &copyOf, QColor value)
+: _name(name)
+, _copyOf(copyOf) {
+	setValue(value);
+}
+
+void EditorBlock::Row::setValue(QColor value) {
+	_value = value;
+	fillValueString();
+	fillSearchIndex();
+}
+
+void EditorBlock::Row::fillValueString() {
+	auto addHex = [this](int code) {
+		if (code >= 0 && code < 10) {
+			_valueString.append('0' + code);
+		} else if (code >= 10 && code < 16) {
+			_valueString.append('a' + (code - 10));
+		}
+	};
+	auto addCode = [this, addHex](int code) {
+		addHex(code / 16);
+		addHex(code % 16);
+	};
+	_valueString.resize(0);
+	_valueString.reserve(9);
+	_valueString.append('#');
+	addCode(_value.red());
+	addCode(_value.green());
+	addCode(_value.blue());
+	if (_value.alpha() != 255) {
+		addCode(_value.alpha());
+	}
+}
+
+void EditorBlock::Row::fillSearchIndex() {
+	_searchWords.clear();
+	_searchStartChars.clear();
+	auto toIndex = _name + ' ' + _copyOf + ' ' + textAccentFold(_description.originalText()) + ' ' + _valueString;
+	auto words = toIndex.toLower().split(SearchSplitter, QString::SkipEmptyParts);
+	for_const (auto &word, words) {
+		_searchWords.insert(word);
+		_searchStartChars.insert(word[0]);
+	}
+}
+
+EditorBlock::EditorBlock(QWidget *parent, Type type, Context *context) : TWidget(parent)
+, _type(type)
+, _context(context)
+, _transparent(style::transparentPlaceholderBrush()) {
+	setMouseTracking(true);
+	subscribe(_context->updated, [this] {
+		if (_mouseSelection) {
+			_lastGlobalPos = QCursor::pos();
+			updateSelected(mapFromGlobal(_lastGlobalPos));
+		}
+		update();
+	});
+	if (_type == Type::Existing) {
+		subscribe(_context->appended, [this](const Context::AppendData &added) {
+			auto name = added.name;
+			auto value = added.value;
+			feed(name, value);
+			feedDescription(name, added.description);
+
+			auto row = findRow(name);
+			t_assert(row != nullptr);
+			auto possibleCopyOf = added.possibleCopyOf;
+			auto copyOf = checkCopyOf(findRowIndex(row), possibleCopyOf) ? possibleCopyOf : QString();
+			removeFromSearch(*row);
+			row->setCopyOf(copyOf);
+			addToSearch(*row);
+
+			_context->changed.notify({ QStringList(name), value }, true);
+			_context->resized.notify();
+			_context->pending.notify({ name, copyOf, value }, true);
+		});
+	} else {
+		subscribe(_context->changed, [this](const Context::ChangeData &data) {
+			checkCopiesChanged(0, data.names, data.value);
+		});
+	}
+}
+
+void EditorBlock::feed(const QString &name, QColor value, const QString &copyOfExisting) {
+	if (findRow(name)) {
+		// Remove the existing row and mark all its copies as unique keys.
+		LOG(("Theme Warning: Color value '%1' appears more than once in the color scheme.").arg(name));
+		removeRow(name);
+	}
+	addRow(name, copyOfExisting, value);
+}
+
+bool EditorBlock::feedCopy(const QString &name, const QString &copyOf) {
+	if (auto row = findRow(copyOf)) {
+		if (findRow(name)) {
+			// Remove the existing row and mark all its copies as unique keys.
+			LOG(("Theme Warning: Color value '%1' appears more than once in the color scheme.").arg(name));
+			removeRow(name);
+
+			// row was invalidated by removeRow() call.
+			row = findRow(copyOf);
+		}
+		addRow(name, copyOf, row->value());
+	} else {
+		LOG(("Theme Warning: Skipping value '%1: %2' (expected a color value in #rrggbb or #rrggbbaa or a previously defined key in the color scheme)").arg(name).arg(copyOf));
+	}
+	return true;
+}
+
+void EditorBlock::removeRow(const QString &name, bool removeCopyReferences) {
+	auto it = _indices.find(name);
+	t_assert(it != _indices.cend());
+
+	auto index = it.value();
+	for (auto i = index + 1, count = _data.size(); i != count; ++i) {
+		auto &row = _data[i];
+		removeFromSearch(row);
+		_indices[row.name()] = i - 1;
+		if (removeCopyReferences && row.copyOf() == name) {
+			row.setCopyOf(QString());
+		}
+	}
+	_data.erase(_data.begin() + index);
+	_indices.erase(it);
+	for (auto i = index, count = _data.size(); i != count; ++i) {
+		addToSearch(_data[i]);
+	}
+}
+
+void EditorBlock::addToSearch(const Row &row) {
+	auto query = _searchQuery;
+	if (!query.isEmpty()) resetSearch();
+
+	auto index = findRowIndex(&row);
+	for_const (auto ch, row.searchStartChars()) {
+		_searchIndex[ch].insert(index);
+	}
+
+	if (!query.isEmpty()) searchByQuery(query);
+}
+
+void EditorBlock::removeFromSearch(const Row &row) {
+	auto query = _searchQuery;
+	if (!query.isEmpty()) resetSearch();
+
+	auto index = findRowIndex(&row);
+	for_const (auto ch, row.searchStartChars()) {
+		auto it = _searchIndex.find(ch);
+		if (it != _searchIndex.cend()) {
+			it->remove(index);
+			if (it->isEmpty()) {
+				_searchIndex.erase(it);
+			}
+		}
+	}
+
+	if (!query.isEmpty()) searchByQuery(query);
+}
+
+void EditorBlock::filterRows(const QString &query) {
+	searchByQuery(query);
+}
+
+void EditorBlock::chooseRow() {
+	if (_selected < 0) {
+		return;
+	}
+	activateRow(rowAtIndex(_selected));
+}
+
+void EditorBlock::activateRow(const Row &row) {
+	if (_context->box) {
+		if (_type == Type::Existing) {
+			_context->possibleCopyOf = row.name();
+			_context->box->showColor(row.value());
+		}
+	} else {
+		_editing = findRowIndex(&row);
+		if (auto box = Ui::show(Box<EditColorBox>(row.name(), row.value()))) {
+			box->setSaveCallback(base::lambda_guarded(this, [this](QColor value) {
+				saveEditing(value);
+			}));
+			box->setCancelCallback(base::lambda_guarded(this, [this] {
+				cancelEditing();
+			}));
+			_context->box = box;
+			_context->name = row.name();
+			_context->updated.notify();
+		}
+	}
+}
+
+bool EditorBlock::selectSkip(int direction) {
+	_mouseSelection = false;
+
+	auto maxSelected = (isSearch() ? _searchResults.size() : _data.size()) - 1;
+	auto newSelected = _selected + direction;
+	if (newSelected < -1 || newSelected > maxSelected) {
+		newSelected = maxSelected;
+	}
+	if (auto changed = (newSelected != _selected)) {
+		setSelected(newSelected);
+		scrollToSelected();
+		return (newSelected >= 0);
+	}
+	return false;
+}
+
+void EditorBlock::scrollToSelected() {
+	if (_selected >= 0) {
+		Context::ScrollData update;
+		update.type = _type;
+		update.position = rowAtIndex(_selected).top();
+		update.height = rowAtIndex(_selected).height();
+		_context->scroll.notify(update, true);
+	}
+}
+
+void EditorBlock::searchByQuery(QString query) {
+	auto searchWords = QStringList();
+	if (!query.isEmpty()) {
+		searchWords = textAccentFold(query.trimmed().toLower()).split(SearchSplitter, QString::SkipEmptyParts);
+		query = searchWords.join(' ');
+	}
+	if (_searchQuery != query) {
+		setSelected(-1);
+		setPressed(-1);
+
+		_searchQuery = query;
+		_searchResults.clear();
+
+		auto toFilter = OrderedSet<int>();
+		for_const (auto &word, searchWords) {
+			if (word.isEmpty()) continue;
+
+			auto testToFilter = _searchIndex.value(word[0]);
+			if (testToFilter.isEmpty()) {
+				toFilter.clear();
+				break;
+			} else if (toFilter.isEmpty() || testToFilter.size() < toFilter.size()) {
+				toFilter = testToFilter;
+			}
+		}
+		if (!toFilter.isEmpty()) {
+			auto allWordsFound = [&searchWords](const Row &row) {
+				for_const (auto &word, searchWords) {
+					if (!row.searchWordsContain(word)) {
+						return false;
+					}
+				}
+				return true;
+			};
+			for_const (auto index, toFilter) {
+				if (allWordsFound(_data[index])) {
+					_searchResults.push_back(index);
+				}
+			}
+		}
+
+		_context->resized.notify(true);
+	}
+}
+
+const QColor *EditorBlock::find(const QString &name) {
+	if (auto row = findRow(name)) {
+		return &row->value();
+	}
+	return nullptr;
+}
+
+bool EditorBlock::feedDescription(const QString &name, const QString &description) {
+	if (auto row = findRow(name)) {
+		removeFromSearch(*row);
+		row->setDescription(description);
+		addToSearch(*row);
+		return true;
+	}
+	return false;
+}
+
+template <typename Callback>
+void EditorBlock::enumerateRows(Callback callback) {
+	if (isSearch()) {
+		for_const (auto index, _searchResults) {
+			if (!callback(_data[index])) {
+				break;
+			}
+		}
+	} else {
+		for_const (auto &row, _data) {
+			if (!callback(row)) {
+				break;
+			}
+		}
+	}
+}
+
+template <typename Callback>
+void EditorBlock::enumerateRows(Callback callback) const {
+	if (isSearch()) {
+		for_const (auto index, _searchResults) {
+			if (!callback(_data[index])) {
+				break;
+			}
+		}
+	} else {
+		for_const (auto &row, _data) {
+			if (!callback(row)) {
+				break;
+			}
+		}
+	}
+}
+
+template <typename Callback>
+void EditorBlock::enumerateRowsFrom(int top, Callback callback) {
+	auto started = false;
+	auto index = 0;
+	enumerateRows([top, callback, &started, &index](Row &row) {
+		if (!started) {
+			if (row.top() + row.height() <= top) {
+				++index;
+				return true;
+			}
+			started = true;
+		}
+		return callback(index++, row);
+	});
+}
+
+template <typename Callback>
+void EditorBlock::enumerateRowsFrom(int top, Callback callback) const {
+	auto started = false;
+	enumerateRows([top, callback, &started](const Row &row) {
+		if (!started) {
+			if (row.top() + row.height() <= top) {
+				return true;
+			}
+			started = true;
+		}
+		return callback(row);
+	});
+}
+
+int EditorBlock::resizeGetHeight(int newWidth) {
+	auto result = 0;
+	auto descriptionWidth = newWidth - st::themeEditorMargin.left() - st::themeEditorMargin.right();
+	enumerateRows([this, &result, descriptionWidth](Row &row) {
+		row.setTop(result);
+
+		auto height = row.height();
+		if (!height) {
+			height = st::themeEditorMargin.top() + st::themeEditorSampleSize.height();
+			if (!row.descriptionText().isEmpty()) {
+				height += st::themeEditorDescriptionSkip + row.descriptionText().countHeight(descriptionWidth);
+			}
+			height += st::themeEditorMargin.bottom();
+			row.setHeight(height);
+		}
+		result += row.height();
+		return true;
+	});
+
+	if (_type == Type::New) {
+		setHidden(!result);
+	}
+	if (_type == Type::Existing && !result && !isSearch()) {
+		return st::noContactsHeight;
+	}
+	return result;
+}
+
+void EditorBlock::mousePressEvent(QMouseEvent *e) {
+	updateSelected(e->pos());
+	setPressed(_selected);
+}
+
+void EditorBlock::mouseReleaseEvent(QMouseEvent *e) {
+	auto pressed = _pressed;
+	setPressed(-1);
+	if (pressed == _selected) {
+		if (_context->box) {
+			chooseRow();
+		} else if (_selected >= 0) {
+			App::CallDelayed(st::defaultRippleAnimation.hideDuration, this, [this, index = findRowIndex(&rowAtIndex(_selected))] {
+				if (index >= 0 && index < _data.size()) {
+					activateRow(_data[index]);
+				}
+			});
+		}
+	}
+}
+
+void EditorBlock::saveEditing(QColor value) {
+	if (_editing < 0) {
+		return;
+	}
+	auto &row = _data[_editing];
+	auto name = row.name();
+	if (_type == Type::New) {
+		auto removing = base::take(_editing, -1);
+		setSelected(-1);
+		setPressed(-1);
+
+		auto possibleCopyOf = _context->possibleCopyOf.isEmpty() ? row.copyOf() : _context->possibleCopyOf;
+		auto color = value;
+		auto description = row.description();
+
+		removeRow(name, false);
+
+		_context->appended.notify({ name, possibleCopyOf, color, description }, true);
+	} else if (_type == Type::Existing) {
+		removeFromSearch(row);
+
+		auto valueChanged = (row.value() != value);
+		if (valueChanged) {
+			row.setValue(value);
+		}
+
+		auto possibleCopyOf = _context->possibleCopyOf.isEmpty() ? row.copyOf() : _context->possibleCopyOf;
+		auto copyOf = checkCopyOf(_editing, possibleCopyOf) ? possibleCopyOf : QString();
+		auto copyOfChanged = (row.copyOf() != copyOf);
+		if (copyOfChanged) {
+			row.setCopyOf(copyOf);
+		}
+
+		addToSearch(row);
+
+		if (valueChanged || copyOfChanged) {
+			checkCopiesChanged(_editing + 1, QStringList(name), value);
+			_context->pending.notify({ name, copyOf, value }, true);
+		}
+	}
+	cancelEditing();
+}
+
+void EditorBlock::checkCopiesChanged(int startIndex, QStringList names, QColor value) {
+	for (auto i = startIndex, count = _data.size(); i != count; ++i) {
+		auto &checkIfIsCopy = _data[i];
+		if (names.contains(checkIfIsCopy.copyOf())) {
+			removeFromSearch(checkIfIsCopy);
+			checkIfIsCopy.setValue(value);
+			names.push_back(checkIfIsCopy.name());
+			addToSearch(checkIfIsCopy);
+		}
+	}
+	if (_type == Type::Existing) {
+		_context->changed.notify({ names, value }, true);
+	}
+}
+
+void EditorBlock::cancelEditing() {
+	if (_editing >= 0) {
+		updateRow(_data[_editing]);
+	}
+	_editing = -1;
+	if (auto box = base::take(_context->box)) {
+		box->closeBox();
+	}
+	_context->possibleCopyOf = QString();
+	if (!_context->name.isEmpty()) {
+		_context->name = QString();
+		_context->updated.notify();
+	}
+}
+
+bool EditorBlock::checkCopyOf(int index, const QString &possibleCopyOf) {
+	auto copyOfIndex = findRowIndex(possibleCopyOf);
+	return (copyOfIndex >= 0
+		&& index > copyOfIndex
+		&& _data[copyOfIndex].value().toRgb() == _data[index].value().toRgb());
+}
+
+void EditorBlock::mouseMoveEvent(QMouseEvent *e) {
+	if (_lastGlobalPos != e->globalPos() || _mouseSelection) {
+		_lastGlobalPos = e->globalPos();
+		updateSelected(e->pos());
+	}
+}
+
+void EditorBlock::updateSelected(QPoint localPosition) {
+	_mouseSelection = true;
+	auto top = localPosition.y();
+	auto underMouseIndex = -1;
+	enumerateRowsFrom(top, [&underMouseIndex, top](int index, const Row &row) {
+		if (row.top() <= top) {
+			underMouseIndex = index;
+		}
+		return false;
+	});
+	setSelected(underMouseIndex);
+}
+
+void EditorBlock::leaveEvent(QEvent *e) {
+	_mouseSelection = false;
+	setSelected(-1);
+}
+
+void EditorBlock::paintEvent(QPaintEvent *e) {
+	Painter p(this);
+
+	auto clip = e->rect();
+	if (_data.isEmpty()) {
+		p.fillRect(clip, st::dialogsBg);
+		p.setFont(st::noContactsFont);
+		p.setPen(st::noContactsColor);
+		p.drawText(QRect(0, 0, width(), st::noContactsHeight), lang(lng_theme_editor_no_keys));
+	}
+
+	auto ms = getms();
+	auto cliptop = clip.y();
+	auto clipbottom = cliptop + clip.height();
+	enumerateRowsFrom(cliptop, [this, &p, clipbottom, ms](int index, const Row &row) {
+		if (row.top() >= clipbottom) {
+			return false;
+		}
+		paintRow(p, index, row, ms);
+		return true;
+	});
+}
+
+void EditorBlock::paintRow(Painter &p, int index, const Row &row, TimeMs ms) {
+	auto rowTop = row.top() + st::themeEditorMargin.top();
+
+	auto rect = QRect(0, row.top(), width(), row.height());
+	auto selected = (_pressed >= 0) ? (index == _pressed) : (index == _selected);
+	auto active = (findRowIndex(&row) == _editing);
+	p.fillRect(rect, active ? st::dialogsBgActive : selected ? st::dialogsBgOver : st::dialogsBg);
+	if (auto ripple = row.ripple()) {
+		ripple->paint(p, 0, row.top(), width(), ms, &(active ? st::activeButtonBgRipple : st::windowBgRipple)->c);
+		if (ripple->empty()) {
+			row.resetRipple();
+		}
+	}
+
+	auto sample = QRect(width() - st::themeEditorMargin.right() - st::themeEditorSampleSize.width(), rowTop, st::themeEditorSampleSize.width(), st::themeEditorSampleSize.height());
+	Ui::Shadow::paint(p, sample, width(), st::defaultRoundShadow);
+	if (row.value().alpha() != 255) {
+		p.fillRect(myrtlrect(sample), _transparent);
+	}
+	p.fillRect(myrtlrect(sample), row.value());
+
+	auto rowWidth = width() - st::themeEditorMargin.left() - st::themeEditorMargin.right();
+	auto nameWidth = rowWidth - st::themeEditorSampleSize.width() - st::themeEditorDescriptionSkip;
+
+	p.setFont(st::themeEditorNameFont);
+	p.setPen(active ? st::dialogsNameFgActive : selected ? st::dialogsNameFgOver : st::dialogsNameFg);
+	p.drawTextLeft(st::themeEditorMargin.left(), rowTop, width(), st::themeEditorNameFont->elided(row.name(), nameWidth));
+
+	if (!row.copyOf().isEmpty()) {
+		auto copyTop = rowTop + st::themeEditorNameFont->height;
+		p.setFont(st::themeEditorCopyNameFont);
+		p.drawTextLeft(st::themeEditorMargin.left(), copyTop, width(), st::themeEditorCopyNameFont->elided("= " + row.copyOf(), nameWidth));
+	}
+
+	if (!row.descriptionText().isEmpty()) {
+		auto descriptionTop = rowTop + st::themeEditorSampleSize.height() + st::themeEditorDescriptionSkip;
+		p.setPen(active ? st::dialogsTextFgActive : selected ? st::dialogsTextFgOver : st::dialogsTextFg);
+		row.descriptionText().drawLeft(p, st::themeEditorMargin.left(), descriptionTop, rowWidth, width());
+	}
+
+	if (isEditing() && !active && (_type == Type::New || (_editing >= 0 && findRowIndex(&row) >= _editing))) {
+		p.fillRect(rect, st::layerBg);
+	}
+}
+
+void EditorBlock::setSelected(int selected) {
+	if (isEditing()) {
+		if (_type == Type::New) {
+			selected = -1;
+		} else if (_editing >= 0 && selected >= 0 && findRowIndex(&rowAtIndex(selected)) >= _editing) {
+			selected = -1;
+		}
+	}
+	if (_selected != selected) {
+		if (_selected >= 0) updateRow(rowAtIndex(_selected));
+		_selected = selected;
+		if (_selected >= 0) updateRow(rowAtIndex(_selected));
+		setCursor((_selected >= 0) ? style::cur_pointer : style::cur_default);
+	}
+}
+
+void EditorBlock::setPressed(int pressed) {
+	if (_pressed != pressed) {
+		if (_pressed >= 0) {
+			updateRow(rowAtIndex(_pressed));
+			stopLastRipple(_pressed);
+		}
+		_pressed = pressed;
+		if (_pressed >= 0) {
+			addRowRipple(_pressed);
+			updateRow(rowAtIndex(_pressed));
+		}
+	}
+}
+
+void EditorBlock::addRowRipple(int index) {
+	auto &row = rowAtIndex(index);
+	auto ripple = row.ripple();
+	if (!ripple) {
+		auto mask = Ui::RippleAnimation::rectMask(QSize(width(), row.height()));
+		ripple = row.setRipple(std_::make_unique<Ui::RippleAnimation>(st::defaultRippleAnimation, std_::move(mask), [this, index] {
+			updateRow(rowAtIndex(index));
+		}));
+	}
+	auto origin = mapFromGlobal(QCursor::pos()) - QPoint(0, row.top());
+	ripple->add(origin);
+}
+
+void EditorBlock::stopLastRipple(int index) {
+	auto &row = rowAtIndex(index);
+	if (row.ripple()) {
+		row.ripple()->lastStop();
+	}
+}
+
+void EditorBlock::updateRow(const Row &row) {
+	update(0, row.top(), width(), row.height());
+}
+
+void EditorBlock::addRow(const QString &name, const QString &copyOf, QColor value) {
+	_data.push_back({ name, copyOf, value });
+	_indices.insert(name, _data.size() - 1);
+	addToSearch(_data.back());
+}
+
+EditorBlock::Row &EditorBlock::rowAtIndex(int index) {
+	if (isSearch()) {
+		return _data[_searchResults[index]];
+	}
+	return _data[index];
+}
+
+int EditorBlock::findRowIndex(const QString &name) const {
+	return _indices.value(name, -1);;
+}
+
+EditorBlock::Row *EditorBlock::findRow(const QString &name) {
+	auto index = findRowIndex(name);
+	return (index >= 0) ? &_data[index] : nullptr;
+}
+
+int EditorBlock::findRowIndex(const Row *row) {
+	return row ? (row - &_data[0]) : -1;
+}
+
+} // namespace Theme
+} // namespace Window

Telegram/SourceFiles/window/themes/window_theme_editor_block.h

@@ -0,0 +1,171 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop version of Telegram messaging app, see https://telegram.org
+
+Telegram Desktop is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+It is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+In addition, as a special exception, the copyright holders give permission
+to link the code of portions of this program with the OpenSSL library.
+
+Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
+Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
+*/
+#pragma once
+
+class EditColorBox;
+
+namespace Window {
+namespace Theme {
+
+class EditorBlock : public TWidget, private base::Subscriber {
+public:
+	enum class Type {
+		Existing,
+		New,
+	};
+	struct Context {
+		QPointer<EditColorBox> box;
+		QString name;
+		QString possibleCopyOf;
+
+		base::Observable<void> updated;
+		base::Observable<void> resized;
+
+		struct AppendData {
+			QString name;
+			QString possibleCopyOf;
+			QColor value;
+			QString description;
+		};
+		base::Observable<AppendData> appended;
+
+		struct ChangeData {
+			QStringList names;
+			QColor value;
+		};
+		base::Observable<ChangeData> changed;
+
+		struct EditionData {
+			QString name;
+			QString copyOf;
+			QColor value;
+		};
+		base::Observable<EditionData> pending;
+
+		struct ScrollData {
+			Type type;
+			int position;
+			int height;
+		};
+		base::Observable<ScrollData> scroll;
+	};
+	EditorBlock(QWidget *parent, Type type, Context *context);
+
+	void filterRows(const QString &query);
+	void chooseRow();
+	bool hasSelected() const {
+		return (_selected >= 0);
+	}
+	void clearSelected() {
+		setSelected(-1);
+	}
+	bool selectSkip(int direction);
+
+	void feed(const QString &name, QColor value, const QString &copyOfExisting = QString());
+	bool feedCopy(const QString &name, const QString &copyOf);
+	const QColor *find(const QString &name);
+
+	bool feedDescription(const QString &name, const QString &description);
+
+protected:
+	void paintEvent(QPaintEvent *e) override;
+	int resizeGetHeight(int newWidth) override;
+
+	void mousePressEvent(QMouseEvent *e) override;
+	void mouseReleaseEvent(QMouseEvent *e) override;
+	void mouseMoveEvent(QMouseEvent *e) override;
+	void leaveEvent(QEvent *e) override;
+
+private:
+	class Row;
+
+	void addRow(const QString &name, const QString &copyOf, QColor value);
+	void removeRow(const QString &name, bool removeCopyReferences = true);
+
+	void addToSearch(const Row &row);
+	void removeFromSearch(const Row &row);
+
+	template <typename Callback>
+	void enumerateRows(Callback callback);
+
+	template <typename Callback>
+	void enumerateRows(Callback callback) const;
+
+	template <typename Callback>
+	void enumerateRowsFrom(int top, Callback callback);
+
+	template <typename Callback>
+	void enumerateRowsFrom(int top, Callback callback) const;
+
+	Row &rowAtIndex(int index);
+	int findRowIndex(const QString &name) const;
+	Row *findRow(const QString &name);
+	int findRowIndex(const Row *row);
+	void updateRow(const Row &row);
+	void paintRow(Painter &p, int index, const Row &row, TimeMs ms);
+
+	void updateSelected(QPoint localPosition);
+	void setSelected(int selected);
+	void setPressed(int pressed);
+	void addRowRipple(int index);
+	void stopLastRipple(int index);
+	void scrollToSelected();
+
+	bool isEditing() const {
+		return !_context->name.isEmpty();
+	}
+	void saveEditing(QColor value);
+	void cancelEditing();
+	bool checkCopyOf(int index, const QString &possibleCopyOf);
+	void checkCopiesChanged(int startIndex, QStringList names, QColor value);
+	void activateRow(const Row &row);
+
+	bool isSearch() const {
+		return !_searchQuery.isEmpty();
+	}
+	void searchByQuery(QString query);
+	void resetSearch() {
+		searchByQuery(QString());
+	}
+
+	Type _type = Type::Existing;
+	Context *_context = nullptr;
+
+	std_::vector_of_moveable<Row> _data;
+	QMap<QString, int> _indices;
+
+	QString _searchQuery;
+	QVector<int> _searchResults;
+	QMap<QChar, OrderedSet<int>> _searchIndex;
+
+	int _selected = -1;
+	int _pressed = -1;
+	int _editing = -1;
+
+	QPoint _lastGlobalPos;
+	bool _mouseSelection = false;
+
+	QBrush _transparent;
+
+};
+
+} // namespace Theme
+} // namespace Window

Telegram/SourceFiles/window/themes/window_theme_preview.cpp

@@ -19,9 +19,9 @@ Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
 Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 */
 #include "stdafx.h"
-#include "window/window_theme_preview.h"
+#include "window/themes/window_theme_preview.h"
 
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 #include "lang.h"
 #include "platform/platform_window_title.h"
 #include "styles/style_widgets.h"

Telegram/SourceFiles/window/themes/window_theme_preview.h

@@ -20,7 +20,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 */
 #pragma once
 
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 
 namespace Window {
 namespace Theme {

Telegram/SourceFiles/window/themes/window_theme_warning.cpp

@@ -19,12 +19,12 @@ Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
 Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 */
 #include "stdafx.h"
-#include "window/window_theme_warning.h"
+#include "window/themes/window_theme_warning.h"
 
 #include "styles/style_boxes.h"
 #include "ui/widgets/buttons.h"
 #include "ui/widgets/shadow.h"
-#include "window/window_theme.h"
+#include "window/themes/window_theme.h"
 #include "lang.h"
 
 namespace Window {

Telegram/SourceFiles/window/window.style

@@ -267,6 +267,12 @@ topBarInfoButton: PeerAvatarButton {
 }
 topBarSlideDuration: 200;
 
+themeEditorSampleSize: size(90px, 51px);
+themeEditorMargin: margins(17px, 10px, 17px, 10px);
+themeEditorDescriptionSkip: 10px;
+themeEditorNameFont: font(15px semibold);
+themeEditorCopyNameFont: font(fsize semibold);
+
 // Mac specific
 
 macAccessoryWidth: 450.;

Telegram/build/set_version.bat

@@ -104,7 +104,7 @@ call :repl "Replace=("FileVersion",) (\s*)"\d+.\d+.\d+.\d+"/
 call :repl "Replace=("ProductVersion",) (\s*)"\d+.\d+.\d+.\d+"/$1$2 "%VersionMajor%.%VersionMinor%.%VersionPatch%.%VersionBeta%"" "Filename=%ResourcePath%" || goto :error
 
 echo Patching appxmanifest.xml...
-set "ResourcePath=%FullScriptPath%..\Resources\uwp\appxmanifest.xml"
+set "ResourcePath=%FullScriptPath%..\Resources\uwp\AppX\AppxManifest.xml"
 call :repl "Replace= (Version=)"\d+.\d+.\d+.\d+"/ $1"%VersionMajor%.%VersionMinor%.%VersionPatch%.%VersionBeta%"" "Filename=%ResourcePath%" || goto :error
 
 exit /b

Telegram/build/set_version.sh

@@ -120,3 +120,6 @@ repl "\(PRODUCTVERSION\) \([ ]*\)[0-9][0-9]*,[0-9][0-9]*,[0-9][0-9]*,[0-9][0-9]*
 repl "\(\"FileVersion\",\) \([ ]*\)\"[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\"" "\1\2 \"$VersionMajor.$VersionMinor.$VersionPatch.$VersionBeta\"" "$ResourcePath"
 repl "\(\"ProductVersion\",\) \([ ]*\)\"[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\"" "\1\2 \"$VersionMajor.$VersionMinor.$VersionPatch.$VersionBeta\"" "$ResourcePath"
 
+echo "Patching appxmanifest.xml..."
+ResourcePath="$FullScriptPath/../Resources/uwp/AppX/AppxManifest.xml"
+repl " \(Version=\)\"[0-9][0-9]*.[0-9][0-9]*.[0-9][0-9]*.[0-9][0-9]*\"" " \1\"$VersionMajor.$VersionMinor.$VersionPatch.$VersionBeta\"" "$ResourcePath"

Telegram/build/version

@@ -3,4 +3,4 @@ AppVersionStrMajor 1.0
 AppVersionStrSmall 1.0.6
 AppVersionStr      1.0.6
 AlphaChannel       0
-BetaVersion        0
+BetaVersion        1000006001

Telegram/create.bat

@@ -4,10 +4,7 @@ set "FullScriptPath=%~dp0"
 set "FullExecPath=%cd%"
 
 set "Command=%1"
-if "%Command%" == "module" (
-  call :write_module %2
-  exit /b %errorlevel%
-) else if "%Command%" == "header" (
+if "%Command%" == "header" (
   call :write_header %2
   exit /b %errorlevel%
 ) else if "%Command%" == "source" (
@@ -15,11 +12,8 @@ if "%Command%" == "module" (
   exit /b %errorlevel%
 )
 
-cd gyp
-call refresh.bat
-cd ..
-
-exit /b
+call :write_module %Command%
+exit /b %errorlevel%
 
 :write_module
 (
@@ -30,8 +24,8 @@ exit /b
     exit /b 1
   )
   echo Generating module !CommandPathUnix!..
-  call prepare.bat header !CommandPathUnix!
-  call prepare.bat source !CommandPathUnix!
+  call create.bat header !CommandPathUnix!
+  call create.bat source !CommandPathUnix!
   exit /b
 )
 

Telegram/gyp/Telegram.gyp

@@ -173,6 +173,8 @@
       '<(src_loc)/boxes/contactsbox.h',
       '<(src_loc)/boxes/downloadpathbox.cpp',
       '<(src_loc)/boxes/downloadpathbox.h',
+      '<(src_loc)/boxes/editcolorbox.cpp',
+      '<(src_loc)/boxes/editcolorbox.h',
       '<(src_loc)/boxes/emojibox.cpp',
       '<(src_loc)/boxes/emojibox.h',
       '<(src_loc)/boxes/languagebox.cpp',
@@ -457,6 +459,8 @@
       '<(src_loc)/settings/settings_info_widget.h',
       '<(src_loc)/settings/settings_inner_widget.cpp',
       '<(src_loc)/settings/settings_inner_widget.h',
+      '<(src_loc)/settings/settings_layer.cpp',
+      '<(src_loc)/settings/settings_layer.h',
       '<(src_loc)/settings/settings_notifications_widget.cpp',
       '<(src_loc)/settings/settings_notifications_widget.h',
       '<(src_loc)/settings/settings_privacy_widget.cpp',
@@ -574,12 +578,16 @@
       '<(src_loc)/window/top_bar_widget.h',
       '<(src_loc)/window/window_main_menu.cpp',
       '<(src_loc)/window/window_main_menu.h',
-      '<(src_loc)/window/window_theme.cpp',
-      '<(src_loc)/window/window_theme.h',
-      '<(src_loc)/window/window_theme_preview.cpp',
-      '<(src_loc)/window/window_theme_preview.h',
-      '<(src_loc)/window/window_theme_warning.cpp',
-      '<(src_loc)/window/window_theme_warning.h',
+      '<(src_loc)/window/themes/window_theme.cpp',
+      '<(src_loc)/window/themes/window_theme.h',
+      '<(src_loc)/window/themes/window_theme_editor.cpp',
+      '<(src_loc)/window/themes/window_theme_editor.h',
+      '<(src_loc)/window/themes/window_theme_editor_block.cpp',
+      '<(src_loc)/window/themes/window_theme_editor_block.h',
+      '<(src_loc)/window/themes/window_theme_preview.cpp',
+      '<(src_loc)/window/themes/window_theme_preview.h',
+      '<(src_loc)/window/themes/window_theme_warning.cpp',
+      '<(src_loc)/window/themes/window_theme_warning.h',
       '<(src_loc)/window/window_title.h',
 
       '<(sp_media_key_tap_loc)/SPMediaKeyTap.m',