Allow delete / forward selected in shared media.

Also use PeerListBox with a chats list with global search controller
instead of HistoryHider for forward / share contact.

Telegram/SourceFiles/boxes/peer_list_box.cpp

@@ -100,6 +100,7 @@ void PeerListBox::prepare() {
 	setDimensions(st::boxWideWidth, st::boxMaxListHeight);
 	if (_select) {
 		_select->finishAnimating();
+		myEnsureResized(_select);
 		_scrollBottomFixed = true;
 		onScrollToY(0);
 	}

Telegram/SourceFiles/info/info.style

@@ -80,12 +80,31 @@ infoTopBarTitle: FlatLabel(defaultFlatLabel) {
 		linkFontOver: font(14px semibold);
 	}
 }
+infoTopBarClose: IconButton(infoTopBarBack) {
+	icon: icon {{ "info_close", boxTitleCloseFg }};
+	iconOver: icon {{ "info_close", boxTitleCloseFgOver }};
+}
+infoTopBarForward: IconButton(infoTopBarBack) {
+	width: 46px;
+	icon: icon {{ "info_media_forward", boxTitleCloseFg }};
+	iconOver: icon {{ "info_media_forward", boxTitleCloseFgOver }};
+	iconPosition: point(6px, -1px);
+	rippleAreaPosition: point(1px, 6px);
+}
+infoTopBarDelete: IconButton(infoTopBarForward) {
+	icon: icon {{ "info_media_delete", boxTitleCloseFg }};
+	iconOver: icon {{ "info_media_delete", boxTitleCloseFgOver }};
+}
 infoTopBar: InfoTopBar {
 	height: infoTopBarHeight;
 	back: infoTopBarBack;
 	title: infoTopBarTitle;
 	titlePosition: point(23px, 18px);
 	bg: windowBg;
+	mediaCancel: infoTopBarClose;
+	mediaActionsSkip: 4px;
+	mediaForward: infoTopBarForward;
+	mediaDelete: infoTopBarDelete;
 }
 
 infoLayerTopBarHeight: boxLayerTitleHeight;
@@ -107,12 +126,27 @@ infoLayerTopBarClose: IconButton(infoLayerTopBarBack) {
 	icon: infoLayerTopBarCloseIcon;
 	iconOver: infoLayerTopBarCloseIconOver;
 }
+infoLayerTopBarForward: IconButton(infoLayerTopBarBack) {
+	width: 45px;
+	icon: icon {{ "info_media_forward", boxTitleCloseFg }};
+	iconOver: icon {{ "info_media_forward", boxTitleCloseFgOver }};
+	iconPosition: point(6px, -1px);
+	rippleAreaPosition: point(1px, 6px);
+}
+infoLayerTopBarDelete: IconButton(infoLayerTopBarForward) {
+	icon: icon {{ "info_media_delete", boxTitleCloseFg }};
+	iconOver: icon {{ "info_media_delete", boxTitleCloseFgOver }};
+}
 infoLayerTopBar: InfoTopBar {
 	height: infoLayerTopBarHeight;
 	back: infoLayerTopBarBack;
 	title: boxTitle;
 	titlePosition: boxLayerTitlePosition;
 	bg: boxBg;
+	mediaCancel: infoLayerTopBarClose;
+	mediaActionsSkip: 6px;
+	mediaForward: infoLayerTopBarForward;
+	mediaDelete: infoLayerTopBarDelete;
 }
 
 infoMinimalWidth: 324px;

Telegram/SourceFiles/info/info_content_widget.cpp

@@ -22,6 +22,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 
 #include <rpl/never.h>
 #include <rpl/combine.h>
+#include <rpl/range.h>
 #include "window/window_controller.h"
 #include "ui/widgets/scroll_area.h"
 #include "lang/lang_keys.h"
@@ -156,4 +157,8 @@ QRect ContentWidget::rectForFloatPlayer() const {
 	return mapToGlobal(_scroll->geometry());
 }
 
+rpl::producer<SelectedItems> ContentWidget::selectedListValue() const {
+	return rpl::single(SelectedItems(Storage::SharedMediaType::Photo));
+}
+
 } // namespace Info

Telegram/SourceFiles/info/info_content_widget.h

@@ -79,6 +79,10 @@ public:
 	bool wheelEventFromFloatPlayer(QEvent *e);
 	QRect rectForFloatPlayer() const;
 
+	virtual rpl::producer<SelectedItems> selectedListValue() const;
+	virtual void cancelSelection() {
+	}
+
 protected:
 	template <typename Widget>
 	Widget *setInnerWidget(

Telegram/SourceFiles/info/info_top_bar_override.cpp

@@ -0,0 +1,176 @@
+/*
+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 "info/info_top_bar_override.h"
+
+#include <rpl/merge.h>
+#include "styles/style_info.h"
+#include "lang/lang_keys.h"
+#include "info/info_wrap_widget.h"
+#include "storage/storage_shared_media.h"
+#include "ui/widgets/buttons.h"
+#include "ui/widgets/labels.h"
+#include "ui/wrap/fade_wrap.h"
+#include "ui/widgets/shadow.h"
+#include "mainwidget.h"
+#include "boxes/confirm_box.h"
+#include "boxes/peer_list_controllers.h"
+
+namespace Info {
+
+ChooseRecipientBoxController::ChooseRecipientBoxController(
+	base::lambda<void(not_null<PeerData*>)> callback)
+: _callback(std::move(callback)) {
+}
+
+void ChooseRecipientBoxController::prepareViewHook() {
+	delegate()->peerListSetTitle(langFactory(lng_forward_choose));
+}
+
+void ChooseRecipientBoxController::rowClicked(not_null<PeerListRow*> row) {
+	_callback(row->peer());
+}
+
+auto ChooseRecipientBoxController::createRow(
+		not_null<History*> history) -> std::unique_ptr<Row> {
+	return std::make_unique<Row>(history);
+}
+
+TopBarOverride::TopBarOverride(
+	QWidget *parent,
+	const style::InfoTopBar &st,
+	SelectedItems &&items)
+: RpWidget(parent)
+, _st(st)
+, _items(std::move(items))
+, _canDelete(computeCanDelete())
+, _cancel(this, _st.mediaCancel)
+, _text(this, generateText(), Ui::FlatLabel::InitType::Simple, _st.title)
+, _forward(this, _st.mediaForward)
+, _delete(this, _st.mediaDelete) {
+	setAttribute(Qt::WA_OpaquePaintEvent);
+
+	updateControlsVisibility();
+
+	_forward->addClickHandler([this] { performForward(); });
+	_delete->addClickHandler([this] { performDelete(); });
+}
+
+QString TopBarOverride::generateText() const {
+	using Type = Storage::SharedMediaType;
+	auto phrase = [&] {
+		switch (_items.type) {
+		case Type::Photo: return lng_profile_photos;
+		case Type::Video: return lng_profile_videos;
+		case Type::File: return lng_profile_files;
+		case Type::MusicFile: return lng_profile_songs;
+		case Type::Link: return lng_profile_shared_links;
+		case Type::VoiceFile: return lng_profile_audios;
+		case Type::RoundFile: return lng_profile_rounds;
+		}
+		Unexpected("Type in TopBarOverride::generateText()");
+	}();
+	return phrase(lt_count, _items.list.size());
+}
+
+bool TopBarOverride::computeCanDelete() const {
+	return base::find_if(_items.list, [](const SelectedItem &item) {
+		return !item.canDelete;
+	}) == _items.list.end();
+}
+
+void TopBarOverride::setItems(SelectedItems &&items) {
+	_items = std::move(items);
+	_canDelete = computeCanDelete();
+
+	_text->setText(generateText());
+	updateControlsVisibility();
+	updateControlsGeometry(width());
+}
+
+rpl::producer<> TopBarOverride::cancelRequests() const {
+	return rpl::merge(
+		_cancel->clicks(),
+		_correctionCancelRequests.events());
+}
+
+int TopBarOverride::resizeGetHeight(int newWidth) {
+	updateControlsGeometry(newWidth);
+	return _st.height;
+}
+
+void TopBarOverride::updateControlsGeometry(int newWidth) {
+	auto right = _st.mediaActionsSkip;
+	if (_canDelete) {
+		_delete->moveToRight(right, 0, newWidth);
+		right += _delete->width();
+	}
+	_forward->moveToRight(right, 0, newWidth);
+	_cancel->moveToLeft(0, 0);
+	_text->moveToLeft(_cancel->width(), _st.titlePosition.y());
+}
+
+void TopBarOverride::updateControlsVisibility() {
+	_delete->setVisible(_canDelete);
+}
+
+void TopBarOverride::paintEvent(QPaintEvent *e) {
+	Painter p(this);
+	p.fillRect(e->rect(), _st.bg);
+}
+
+SelectedItemSet TopBarOverride::collectItems() const {
+	auto result = SelectedItemSet();
+	for (auto value : _items.list) {
+		if (auto item = App::histItemById(value.msgId)) {
+			result.insert(result.size(), item);
+		}
+	}
+	return result;
+}
+
+void TopBarOverride::performForward() {
+	auto items = collectItems();
+	if (items.empty()) {
+		_correctionCancelRequests.fire({});
+		return;
+	}
+	auto callback = [items = std::move(items)](not_null<PeerData*> peer) {
+		App::main()->setForwardDraft(peer->id, items);
+	};
+	Ui::show(Box<PeerListBox>(
+		std::make_unique<ChooseRecipientBoxController>(std::move(callback)),
+		[](not_null<PeerListBox*> box) {
+			box->addButton(langFactory(lng_cancel), [box] {
+				box->closeBox();
+			});
+		}));
+}
+
+void TopBarOverride::performDelete() {
+	auto items = collectItems();
+	if (items.empty()) {
+		_correctionCancelRequests.fire({});
+	} else {
+		Ui::show(Box<DeleteMessagesBox>(items));
+	}
+}
+
+} // namespace Info

Telegram/SourceFiles/info/info_top_bar_override.h

@@ -0,0 +1,91 @@
+/*
+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 "ui/rp_widget.h"
+#include "info/info_wrap_widget.h"
+#include "boxes/peer_list_controllers.h"
+
+namespace style {
+struct InfoTopBar;
+} // namespace style
+
+namespace Ui {
+class IconButton;
+class FlatLabel;
+} // namespace Ui
+
+namespace Info {
+	
+class ChooseRecipientBoxController : public ChatsListBoxController {
+public:
+	ChooseRecipientBoxController(
+		base::lambda<void(not_null<PeerData*>)> callback);
+
+	void rowClicked(not_null<PeerListRow*> row) override;
+
+protected:
+	void prepareViewHook() override;
+	std::unique_ptr<Row> createRow(
+		not_null<History*> history) override;
+
+	base::lambda<void(not_null<PeerData*>)> _callback;
+
+};
+
+class TopBarOverride : public Ui::RpWidget {
+public:
+	TopBarOverride(
+		QWidget *parent,
+		const style::InfoTopBar &st,
+		SelectedItems &&items);
+
+	void setItems(SelectedItems &&items);
+
+	rpl::producer<> cancelRequests() const;
+
+protected:
+	int resizeGetHeight(int newWidth) override;
+	void paintEvent(QPaintEvent *e) override;
+
+private:
+	void updateControlsVisibility();
+	void updateControlsGeometry(int newWidth);
+	QString generateText() const;
+	[[nodiscard]] bool computeCanDelete() const;
+	[[nodiscard]] SelectedItemSet collectItems() const;
+
+	void performForward();
+	void performDelete();
+
+	const style::InfoTopBar &_st;
+	SelectedItems _items;
+	bool _canDelete = false;
+	object_ptr<Ui::IconButton> _cancel;
+	object_ptr<Ui::FlatLabel> _text;
+	object_ptr<Ui::IconButton> _forward;
+	object_ptr<Ui::IconButton> _delete;
+	rpl::event_stream<> _correctionCancelRequests;
+
+};
+
+
+} // namespace Info

Telegram/SourceFiles/info/info_wrap_widget.cpp

@@ -27,6 +27,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "info/info_content_widget.h"
 #include "info/info_memento.h"
 #include "info/info_top_bar.h"
+#include "info/info_top_bar_override.h"
 #include "ui/widgets/discrete_sliders.h"
 #include "ui/widgets/buttons.h"
 #include "ui/widgets/shadow.h"
@@ -39,6 +40,15 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "styles/style_profile.h"
 
 namespace Info {
+namespace {
+
+const style::InfoTopBar &TopBarStyle(Wrap wrap) {
+	return (wrap == Wrap::Layer)
+		? st::infoLayerTopBar
+		: st::infoTopBar;
+}
+
+} // namespace
 
 struct WrapWidget::StackItem {
 	std::unique_ptr<ContentMemento> section;
@@ -54,6 +64,12 @@ WrapWidget::WrapWidget(
 , _wrap(wrap)
 , _topShadow(this) {
 	_topShadow->toggleOn(topShadowToggledValue());
+	selectedListValue()
+		| rpl::start_with_next([this](SelectedItems &&items) {
+			InvokeQueued(this, [this, items = std::move(items)]() mutable {
+				refreshTopBarOverride(std::move(items));
+			});
+		}, lifetime());
 	showNewContent(memento->content());
 }
 
@@ -182,11 +198,7 @@ void WrapWidget::setupTop(
 void WrapWidget::createTopBar(
 		const Section &section,
 		PeerId peerId) {
-	_topBar.create(
-		this,
-		(wrap() == Wrap::Layer)
-			? st::infoLayerTopBar
-			: st::infoTopBar);
+	_topBar.create(this, TopBarStyle(wrap()));
 
 	_topBar->setTitle(TitleValue(
 		section,
@@ -212,6 +224,52 @@ void WrapWidget::createTopBar(
 	_topBar->show();
 }
 
+void WrapWidget::refreshTopBarOverride(SelectedItems &&items) {
+	if (items.list.empty()) {
+		destroyTopBarOverride();
+	} else if (_topBarOverride) {
+		_topBarOverride->setItems(std::move(items));
+	} else {
+		createTopBarOverride(std::move(items));
+	}
+}
+
+void WrapWidget::destroyTopBarOverride() {
+	if (!_topBarOverride) {
+		return;
+	}
+	auto widget = std::exchange(_topBarOverride, nullptr);
+	auto handle = weak(widget.data());
+	_topBarOverrideAnimation.start([this, handle] {
+	}, 1., 0., st::slideWrapDuration);
+	widget.destroy();
+	if (_topTabs) {
+		_topTabs->show();
+	} else if (_topBar) {
+		_topBar->show();
+	}
+}
+
+void WrapWidget::createTopBarOverride(SelectedItems &&items) {
+	Expects(_topBarOverride == nullptr);
+	_topBarOverride.create(
+		this,
+		TopBarStyle(wrap()),
+		std::move(items));
+	if (_topTabs) {
+		_topTabs->hide();
+	} else if (_topBar) {
+		_topBar->hide();
+	}
+	_topBarOverride->cancelRequests()
+		| rpl::start_with_next([this](auto) {
+			_content->cancelSelection();
+		}, _topBarOverride->lifetime());
+	_topBarOverride->moveToLeft(0, 0);
+	_topBarOverride->resizeToWidth(width());
+	_topBarOverride->show();
+}
+
 void WrapWidget::showBackFromStack() {
 	auto params = Window::SectionShow(
 		Window::SectionShow::Way::Backward);
@@ -245,6 +303,7 @@ void WrapWidget::finishShowContent() {
 	updateContentGeometry();
 	_desiredHeights.fire(desiredHeightForContent());
 	_desiredShadowVisibilities.fire(_content->desiredShadowVisibility());
+	_selectedLists.fire(_content->selectedListValue());
 	_topShadow->raise();
 	_topShadow->finishAnimating();
 	if (_topTabs) {
@@ -268,6 +327,10 @@ rpl::producer<int> WrapWidget::desiredHeightForContent() const {
 		$1 + $2);
 }
 
+rpl::producer<SelectedItems> WrapWidget::selectedListValue() const {
+	return _selectedLists.events() | rpl::flatten_latest();
+}
+
 object_ptr<ContentWidget> WrapWidget::createContent(Tab tab) {
 	switch (tab) {
 	case Tab::Profile: return createProfileWidget();
@@ -450,6 +513,9 @@ void WrapWidget::resizeEvent(QResizeEvent *e) {
 	} else if (_topBar) {
 		_topBar->resizeToWidth(width());
 	}
+	if (_topBarOverride) {
+		_topBarOverride->resizeToWidth(width());
+	}
 	updateContentGeometry();
 }
 

Telegram/SourceFiles/info/info_wrap_widget.h

@@ -49,6 +49,7 @@ class MoveMemento;
 class ContentMemento;
 class ContentWidget;
 class TopBar;
+class TopBarOverride;
 
 enum class Wrap {
 	Layer,
@@ -87,6 +88,25 @@ private:
 
 };
 
+struct SelectedItem {
+	explicit SelectedItem(FullMsgId msgId) : msgId(msgId) {
+	}
+
+	FullMsgId msgId;
+	bool canDelete = false;
+	bool canForward = false;
+};
+
+struct SelectedItems {
+	explicit SelectedItems(Storage::SharedMediaType type)
+	: type(type) {
+	}
+
+	Storage::SharedMediaType type;
+	std::vector<SelectedItem> list;
+
+};
+
 class WrapWidget final : public Window::SectionWidget {
 public:
 	WrapWidget(
@@ -171,11 +191,18 @@ private:
 	object_ptr<ContentWidget> createContent(
 		not_null<ContentMemento*> memento);
 
+	rpl::producer<SelectedItems> selectedListValue() const;
+	void refreshTopBarOverride(SelectedItems &&items);
+	void createTopBarOverride(SelectedItems &&items);
+	void destroyTopBarOverride();
+
 	rpl::variable<Wrap> _wrap;
 	object_ptr<ContentWidget> _content = { nullptr };
 	object_ptr<Ui::PlainShadow> _topTabsBackground = { nullptr };
 	object_ptr<Ui::SettingsSlider> _topTabs = { nullptr };
 	object_ptr<TopBar> _topBar = { nullptr };
+	object_ptr<TopBarOverride> _topBarOverride = { nullptr };
+	Animation _topBarOverrideAnimation;
 	object_ptr<Ui::FadeShadow> _topShadow;
 	Tab _tab = Tab::Profile;
 	std::unique_ptr<ContentMemento> _anotherTabMemento;
@@ -183,6 +210,7 @@ private:
 
 	rpl::event_stream<rpl::producer<int>> _desiredHeights;
 	rpl::event_stream<rpl::producer<bool>> _desiredShadowVisibilities;
+	rpl::event_stream<rpl::producer<SelectedItems>> _selectedLists;
 
 };
 

Telegram/SourceFiles/info/media/info_media_buttons.h

@@ -47,7 +47,7 @@ inline auto MediaTextPhrase(Type type) {
 	case Type::VoiceFile: return lng_profile_audios;
 	case Type::RoundFile: return lng_profile_rounds;
 	}
-	Unexpected("Type in setupSharedMedia()");
+	Unexpected("Type in MediaTextPhrase()");
 };
 
 inline auto MediaText(Type type) {

Telegram/SourceFiles/info/media/info_media_inner_widget.cpp

@@ -20,6 +20,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 */
 #include "info/media/info_media_inner_widget.h"
 
+#include <rpl/flatten_latest.h>
 #include "boxes/abstract_box.h"
 #include "info/media/info_media_list_widget.h"
 #include "info/media/info_media_buttons.h"
@@ -246,6 +247,7 @@ object_ptr<ListWidget> InnerWidget::setupList(
 		| rpl::start_to_stream(
 			_scrollToRequests,
 			result->lifetime());
+	_selectedLists.fire(result->selectedListValue());
 	return result;
 }
 
@@ -255,6 +257,15 @@ void InnerWidget::saveState(not_null<Memento*> memento) {
 void InnerWidget::restoreState(not_null<Memento*> memento) {
 }
 
+rpl::producer<SelectedItems> InnerWidget::selectedListValue() const {
+	return _selectedLists.events_starting_with(_list->selectedListValue())
+		| rpl::flatten_latest();
+}
+
+void InnerWidget::cancelSelection() {
+	_list->cancelSelection();
+}
+
 int InnerWidget::resizeGetHeight(int newWidth) {
 	_inResize = true;
 	auto guard = gsl::finally([this] { _inResize = false; });

Telegram/SourceFiles/info/media/info_media_inner_widget.h

@@ -55,6 +55,8 @@ public:
 	rpl::producer<int> scrollToRequests() const {
 		return _scrollToRequests.events();
 	}
+	rpl::producer<SelectedItems> selectedListValue() const;
+	void cancelSelection();
 
 protected:
 	int resizeGetHeight(int newWidth) override;
@@ -86,6 +88,7 @@ private:
 	object_ptr<ListWidget> _list = { nullptr };
 
 	rpl::event_stream<int> _scrollToRequests;
+	rpl::event_stream<rpl::producer<SelectedItems>> _selectedLists;
 
 };
 

Telegram/SourceFiles/info/media/info_media_list_widget.cpp

@@ -159,21 +159,14 @@ bool ListWidget::IsAfter(
 
 bool ListWidget::SkipSelectFromItem(const CursorState &state) {
 	if (state.cursor.y() >= state.size.height()
-		&& state.cursor.x() >= 0) {
-		return true;
-	} else if (state.cursor.x() >= state.size.width()
-		&& state.cursor.y() >= 0) {
+		|| state.cursor.x() >= state.size.width()) {
 		return true;
 	}
 	return false;
 }
 
 bool ListWidget::SkipSelectTillItem(const CursorState &state) {
-	if (state.cursor.y() < state.size.height()
-		&& state.cursor.x() < 0) {
-		return true;
-	} else if (state.cursor.x() < state.size.width()
-		&& state.cursor.y() < 0) {
+	if (state.cursor.x() < 0 || state.cursor.y() < 0) {
 		return true;
 	}
 	return false;
@@ -600,7 +593,6 @@ void ListWidget::itemRemoved(not_null<const HistoryItem*> item) {
 		auto i = _selected.find(universalId);
 		if (i != _selected.cend()) {
 			removeItemSelection(i);
-			pushSelectedItems();
 		}
 
 		mouseActionUpdate(_mousePosition);
@@ -630,18 +622,20 @@ auto ListWidget::collectSelectedItems() const -> SelectedItems {
 	auto transformation = [&](const auto &item) {
 		return convert(item.first, item.second);
 	};
-	auto items = SelectedItems();
-	items.reserve(_selected.size());
-	std::transform(
-		_selected.begin(),
-		_selected.end(),
-		std::back_inserter(items),
-		transformation);
+	auto items = SelectedItems(_type);
+	if (hasSelectedItems()) {
+		items.list.reserve(_selected.size());
+		std::transform(
+			_selected.begin(),
+			_selected.end(),
+			std::back_inserter(items.list),
+			transformation);
+	}
 	return items;
 }
 
 void ListWidget::pushSelectedItems() {
-	_selectedItemsStream.fire(collectSelectedItems());
+	_selectedListStream.fire(collectSelectedItems());
 }
 
 bool ListWidget::hasSelected() const {
@@ -661,6 +655,7 @@ void ListWidget::removeItemSelection(
 	if (_selected.empty()) {
 		update();
 	}
+	pushSelectedItems();
 }
 
 bool ListWidget::hasSelectedText() const {
@@ -854,8 +849,8 @@ void ListWidget::refreshRows() {
 	clearStaleLayouts();
 
 	resizeToWidth(width());
-
 	restoreScrollState();
+	mouseActionUpdate();
 }
 
 void ListWidget::markLayoutsStale() {
@@ -1025,7 +1020,7 @@ void ListWidget::paintEvent(QPaintEvent *e) {
 		fromSectionIt,
 		clip.y() + clip.height());
 	auto context = Context {
-		Layout::PaintContext(ms, !_selected.empty()),
+		Layout::PaintContext(ms, hasSelectedItems()),
 		&_selected,
 		&_dragSelected,
 		_dragSelectAction
@@ -1113,6 +1108,7 @@ void ListWidget::applyItemSelection(
 			universalId,
 			selection)) {
 		repaintItem(universalId);
+		pushSelectedItems();
 	}
 }
 
@@ -1203,10 +1199,12 @@ void ListWidget::clearSelected() {
 	}
 	if (hasSelectedText()) {
 		repaintItem(_selected.begin()->first);
+		_selected.clear();
 	} else {
+		_selected.clear();
+		pushSelectedItems();
 		update();
 	}
-	_selected.clear();
 }
 
 void ListWidget::validateTrippleClickStartTime() {
@@ -1246,7 +1244,7 @@ QPoint ListWidget::clampMousePosition(QPoint position) const {
 }
 
 void ListWidget::mouseActionUpdate(const QPoint &screenPos) {
-	if (_sections.empty()) {
+	if (_sections.empty() || _visibleBottom <= _visibleTop) {
 		return;
 	}
 
@@ -1657,6 +1655,7 @@ void ListWidget::mouseActionFinish(const QPoint &screenPos, Qt::MouseButton butt
 void ListWidget::applyDragSelection() {
 	applyDragSelection(_selected);
 	clearDragSelection();
+	pushSelectedItems();
 }
 
 void ListWidget::applyDragSelection(SelectedMap &applyTo) const {
@@ -1693,6 +1692,9 @@ void ListWidget::mouseActionUpdate() {
 void ListWidget::clearStaleLayouts() {
 	for (auto i = _layouts.begin(); i != _layouts.end();) {
 		if (i->second.stale) {
+			if (i->second.item.get() == _overLayout) {
+				_overLayout = nullptr;
+			}
 			i = _layouts.erase(i);
 		} else {
 			++i;

Telegram/SourceFiles/info/media/info_media_list_widget.h

@@ -66,17 +66,12 @@ public:
 	rpl::producer<int> scrollToRequests() const {
 		return _scrollToRequests.events();
 	}
-	struct SelectedItem {
-		explicit SelectedItem(FullMsgId msgId) : msgId(msgId) {
-		}
-
-		FullMsgId msgId;
-		bool canDelete = false;
-		bool canForward = false;
-	};
-	using SelectedItems = std::vector<SelectedItem>;
-	rpl::producer<SelectedItems> selectedItemsValue() const {
-		return _selectedItemsStream.events();
+	rpl::producer<SelectedItems> selectedListValue() const {
+		return _selectedListStream.events_starting_with(
+			collectSelectedItems());
+	}
+	void cancelSelection() {
+		clearSelected();
 	}
 
 	~ListWidget();
@@ -246,10 +241,6 @@ private:
 
 	void updateDragSelection();
 	void clearDragSelection();
-	void setDragSelection(
-		BaseLayout *dragSelectFrom,
-		BaseLayout *dragSelectTill,
-		DragSelectAction action);
 
 	void trySwitchToWordSelection();
 	void switchToWordSelection();
@@ -285,7 +276,7 @@ private:
 	bool _pressWasInactive = false;
 	SelectedMap _selected;
 	SelectedMap _dragSelected;
-	rpl::event_stream<SelectedItems> _selectedItemsStream;
+	rpl::event_stream<SelectedItems> _selectedListStream;
 	style::cursor _cursor = style::cur_default;
 	DragSelectAction _dragSelectAction = DragSelectAction::None;
 	bool _wasSelectedText = false; // was some text selected in current drag action

Telegram/SourceFiles/info/media/info_media_widget.cpp

@@ -60,6 +60,14 @@ Widget::Widget(
 		}, _inner->lifetime());
 }
 
+rpl::producer<SelectedItems> Widget::selectedListValue() const {
+	return _inner->selectedListValue();
+}
+
+void Widget::cancelSelection() {
+	_inner->cancelSelection();
+}
+
 Section Widget::section() const {
 	return Section(type());
 }

Telegram/SourceFiles/info/media/info_media_widget.h

@@ -79,10 +79,13 @@ public:
 		const QRect &geometry,
 		not_null<Memento*> memento);
 
+	rpl::producer<SelectedItems> selectedListValue() const override;
+	void cancelSelection() override;
+
 private:
 	void saveState(not_null<Memento*> memento);
 	void restoreState(not_null<Memento*> memento);
-
+	
 	InnerWidget *_inner = nullptr;
 
 };

Telegram/SourceFiles/info/profile/info_profile_inner_widget.cpp

@@ -31,6 +31,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "info/profile/info_profile_icon.h"
 #include "info/profile/info_profile_members.h"
 #include "info/media/info_media_buttons.h"
+#include "info/info_top_bar_override.h"
 #include "boxes/abstract_box.h"
 #include "boxes/add_contact_box.h"
 #include "boxes/confirm_box.h"
@@ -351,7 +352,7 @@ object_ptr<Ui::RpWidget> InnerWidget::setupUserActions(
 	addButton(
 		Lang::Viewer(lng_profile_share_contact),
 		CanShareContactValue(user),
-		[user] { App::main()->shareContactLayer(user); });
+		[this, user] { shareContact(user); });
 	addButton(
 		Lang::Viewer(lng_info_edit_contact),
 		IsContactValue(user),
@@ -422,6 +423,36 @@ object_ptr<Ui::RpWidget> InnerWidget::setupUserActions(
 	return std::move(result);
 }
 
+void InnerWidget::shareContact(not_null<UserData*> user) const {
+	auto callback = [user](not_null<PeerData*> peer) {
+		if (!peer->canWrite()) {
+			Ui::show(Box<InformBox>(
+				lang(lng_forward_share_cant)),
+				LayerOption::KeepOther);
+			return;
+		}
+		auto recipient = peer->isUser()
+			? peer->name
+			: '\xAB' + peer->name + '\xBB';
+		Ui::show(Box<ConfirmBox>(
+			lng_forward_share_contact(lt_recipient, recipient),
+			lang(lng_forward_send),
+			[peer, user] {
+				App::main()->onShareContact(
+					peer->id,
+					user);
+				Ui::hideLayer();
+			}), LayerOption::KeepOther);
+	};
+	Ui::show(Box<PeerListBox>(
+		std::make_unique<ChooseRecipientBoxController>(std::move(callback)),
+		[](not_null<PeerListBox*> box) {
+			box->addButton(langFactory(lng_cancel), [box] {
+				box->closeBox();
+			});
+		}));
+}
+
 object_ptr<Ui::RpWidget> InnerWidget::createSkipWidget(
 		RpWidget *parent) const {
 	return Ui::CreateSkipWidget(parent, st::infoProfileSkip);

Telegram/SourceFiles/info/profile/info_profile_inner_widget.h

@@ -88,6 +88,7 @@ private:
 	object_ptr<RpWidget> setupUserActions(
 		RpWidget *parent,
 		not_null<UserData*> user) const;
+	void shareContact(not_null<UserData*> user) const;
 
 	object_ptr<RpWidget> createSkipWidget(RpWidget *parent) const;
 	object_ptr<Ui::SlideWrap<RpWidget>> createSlideSkipWidget(

Telegram/SourceFiles/mainwidget.cpp

@@ -677,7 +677,7 @@ bool MainWidget::setForwardDraft(PeerId peerId, const SelectedItemSet &items) {
 	auto peer = App::peer(peerId);
 	auto error = GetErrorTextForForward(peer, items);
 	if (!error.isEmpty()) {
-		Ui::show(Box<InformBox>(error));
+		Ui::show(Box<InformBox>(error), LayerOption::KeepOther);
 		return false;
 	}
 

Telegram/SourceFiles/ui/widgets/widgets.style

@@ -1117,4 +1117,8 @@ InfoTopBar {
 	title: FlatLabel;
 	titlePosition: point;
 	bg: color;
+	mediaCancel: IconButton;
+	mediaActionsSkip: pixels;
+	mediaForward: IconButton;
+	mediaDelete: IconButton;
 }

Telegram/gyp/telegram_sources.txt

@@ -219,6 +219,8 @@
 <(src_loc)/info/info_section_widget.h
 <(src_loc)/info/info_top_bar.cpp
 <(src_loc)/info/info_top_bar.h
+<(src_loc)/info/info_top_bar_override.cpp
+<(src_loc)/info/info_top_bar_override.h
 <(src_loc)/info/info_wrap_widget.cpp
 <(src_loc)/info/info_wrap_widget.h
 <(src_loc)/info/media/info_media_buttons.h