Added initial implementation of layer for userpic emoji builder.

Telegram/SourceFiles/info/userpic/info_userpic_builder.style

@@ -9,3 +9,5 @@ using "ui/basic.style";
 
 userpicBuilderEmojiAccentColorSize: 30px;
 userpicBuilderEmojiBubblePadding: margins(5px, 5px, 5px, 5px);
+
+userpicBuilderEmojiLayerMinHeight: 496px;

Telegram/SourceFiles/info/userpic/info_userpic_emoji_builder_layer.cpp

@@ -0,0 +1,51 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#include "info/userpic/info_userpic_emoji_builder_layer.h"
+
+#include "styles/style_info.h"
+#include "styles/style_info_userpic_builder.h"
+#include "styles/style_layers.h"
+
+namespace UserpicBuilder {
+
+LayerWidget::LayerWidget()
+: _corners(Ui::PrepareCornerPixmaps(st::boxRadius, st::boxDividerBg)) {
+}
+
+void LayerWidget::setContent(not_null<Ui::RpWidget*> content) {
+	_content = content;
+}
+
+void LayerWidget::parentResized() {
+	Expects(_content != nullptr);
+	const auto parentSize = parentWidget()->size();
+	const auto currentHeight = resizeGetHeight(0);
+	const auto currentWidth = _content->width();
+	resizeToWidth(currentWidth);
+	moveToLeft(
+		(parentSize.width() - currentWidth) / 2,
+		(parentSize.height() - currentHeight) / 2);
+}
+
+bool LayerWidget::closeByOutsideClick() const {
+	return false;
+}
+
+int LayerWidget::resizeGetHeight(int newWidth) {
+	Expects(_content != nullptr);
+	_content->resizeToWidth(st::infoDesiredWidth);
+	return st::userpicBuilderEmojiLayerMinHeight;
+}
+
+void LayerWidget::paintEvent(QPaintEvent *e) {
+	auto p = QPainter(this);
+
+	Ui::FillRoundRect(p, rect(), st::boxDividerBg, _corners);
+}
+
+} // namespace UserpicBuilder

Telegram/SourceFiles/info/userpic/info_userpic_emoji_builder_layer.h

@@ -0,0 +1,39 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+#include "ui/layers/layer_widget.h"
+
+#include "ui/cached_round_corners.h"
+
+namespace Ui {
+class RpWidget;
+} // namespace Ui
+
+namespace UserpicBuilder {
+
+class LayerWidget : public Ui::LayerWidget {
+public:
+	LayerWidget();
+
+	void setContent(not_null<Ui::RpWidget*> content);
+
+	void parentResized() override;
+	bool closeByOutsideClick() const override;
+
+protected:
+	int resizeGetHeight(int newWidth) override;
+	void paintEvent(QPaintEvent *e) override;
+
+private:
+	const Ui::CornersPixmaps _corners;
+	Ui::RpWidget *_content;
+
+};
+
+} // namespace UserpicBuilder

Telegram/cmake/td_ui.cmake

@@ -99,6 +99,8 @@ PRIVATE
     info/userpic/info_userpic_bubble_wrap.h
     info/userpic/info_userpic_colors_palette_chooser.cpp
     info/userpic/info_userpic_colors_palette_chooser.h
+    info/userpic/info_userpic_emoji_builder_layer.cpp
+    info/userpic/info_userpic_emoji_builder_layer.h
 
     layout/abstract_layout_item.cpp
     layout/abstract_layout_item.h