Added ability to pass custom layer widgets to stack.

Telegram/SourceFiles/mainwindow.cpp

@@ -43,6 +43,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "base/platform/base_platform_info.h"
 #include "ui/platform/ui_platform_utility.h"
 #include "base/call_delayed.h"
+#include "base/variant.h"
 #include "window/notifications_manager.h"
 #include "window/themes/window_theme.h"
 #include "window/themes/window_theme_warning.h"
@@ -465,13 +466,21 @@ MainWidget *MainWindow::sessionContent() const {
 	return _main.data();
 }
 
-void MainWindow::ui_showBox(
+void MainWindow::showBoxOrLayer(
-		object_ptr<Ui::BoxContent> box,
+		std::variant<
+			v::null_t,
+			object_ptr<Ui::BoxContent>,
+			std::unique_ptr<Ui::LayerWidget>> &&layer,
 		Ui::LayerOptions options,
 		anim::type animated) {
-	if (box) {
+	using UniqueLayer = std::unique_ptr<Ui::LayerWidget>;
+	using ObjectBox = object_ptr<Ui::BoxContent>;
+	if (auto layerWidget = std::get_if<UniqueLayer>(&layer)) {
 		ensureLayerCreated();
-		_layer->showBox(std::move(box), options, animated);
+		_layer->showLayer(std::move(*layerWidget), options, animated);
+	} else if (auto box = std::get_if<ObjectBox>(&layer); *box != nullptr) {
+		ensureLayerCreated();
+		_layer->showBox(std::move(*box), options, animated);
 	} else {
 		if (_layer) {
 			_layer->hideTopLayer(animated);
@@ -485,6 +494,20 @@ void MainWindow::ui_showBox(
 	}
 }
 
+void MainWindow::ui_showBox(
+		object_ptr<Ui::BoxContent> box,
+		Ui::LayerOptions options,
+		anim::type animated) {
+	showBoxOrLayer(std::move(box), options, animated);
+}
+
+void MainWindow::showLayer(
+		std::unique_ptr<Ui::LayerWidget> &&layer,
+		Ui::LayerOptions options,
+		anim::type animated) {
+	showBoxOrLayer(std::move(layer), options, animated);
+}
+
 bool MainWindow::ui_isLayerShown() {
 	return _layer != nullptr;
 }

Telegram/SourceFiles/mainwindow.h

@@ -86,6 +86,10 @@ public:
 	void updateTrayMenu() override;
 	void fixOrder() override;
 
+	void showLayer(
+		std::unique_ptr<Ui::LayerWidget> &&layer,
+		Ui::LayerOptions options,
+		anim::type animated);
 	void showSpecialLayer(
 		object_ptr<Ui::LayerWidget> layer,
 		anim::type animated);
@@ -128,6 +132,14 @@ private:
 	void ensureLayerCreated();
 	void destroyLayer();
 
+	void showBoxOrLayer(
+		std::variant<
+			v::null_t,
+			object_ptr<Ui::BoxContent>,
+			std::unique_ptr<Ui::LayerWidget>> &&layer,
+		Ui::LayerOptions options,
+		anim::type animated);
+
 	void themeUpdated(const Window::Theme::BackgroundUpdate &data);
 
 	void toggleDisplayNotifyFromTray();

Telegram/SourceFiles/settings/settings_intro.cpp

@@ -547,4 +547,4 @@ void LayerWidget::paintEvent(QPaintEvent *e) {
 	}
 }
 
-} // namespace Info
+} // namespace Settings

Telegram/SourceFiles/settings/settings_intro.h

@@ -52,4 +52,4 @@ private:
 
 };
 
-} // namespace Info
+} // namespace Settings

Telegram/SourceFiles/window/window_session_controller.cpp

@@ -1202,6 +1202,13 @@ void SessionController::showSpecialLayer(
 	widget()->showSpecialLayer(std::move(layer), animated);
 }
 
+void SessionController::showLayer(
+		std::unique_ptr<Ui::LayerWidget> &&layer,
+		Ui::LayerOptions options,
+		anim::type animated) {
+	widget()->showLayer(std::move(layer), options, animated);
+}
+
 void SessionController::removeLayerBlackout() {
 	widget()->ui_removeLayerBlackout();
 }

Telegram/SourceFiles/window/window_session_controller.h

@@ -330,6 +330,11 @@ public:
 	void showPeerHistoryAtItem(not_null<const HistoryItem*> item);
 	void cancelUploadLayer(not_null<HistoryItem*> item);
 
+	void showLayer(
+		std::unique_ptr<Ui::LayerWidget> &&layer,
+		Ui::LayerOptions options,
+		anim::type animated = anim::type::normal);
+
 	void showSpecialLayer(
 		object_ptr<Ui::LayerWidget> &&layer,
 		anim::type animated = anim::type::normal);

Telegram/lib_ui

@@ -1 +1 @@
-Subproject commit baf4d80867e719a6fc0ae0cefd192ce061c3b879
+Subproject commit 3b4dfc26f9850b3ecc7c90ed8f7eb6e4e49c0981