Add option to disable title widget (#44)

Telegram/Resources/langs/lang.strings

@@ -2435,6 +2435,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "ktg_net_speed_boost_big" = "Big";
 
 "ktg_settings_system" = "System";
+"ktg_settings_use_native_decorations" = "Native window decorations";
 
 "ktg_settings_other" = "Other";
 "ktg_profile_copy_id" = "Copy ID";

Telegram/Resources/langs/rewrites/ru.json

@@ -66,6 +66,7 @@
 	"ktg_net_speed_boost_medium": "Среднее",
 	"ktg_net_speed_boost_big": "Высокое",
 	"ktg_settings_system": "Система",
+	"ktg_settings_use_native_decorations": "Системные декорации окна",
 	"ktg_settings_other": "Прочие",
 	"ktg_profile_copy_id": "Копировать ID",
 	"ktg_profile_bot_id": "ID бота",

Telegram/SourceFiles/kotato/json_settings.cpp

@@ -185,6 +185,7 @@ QByteArray GenerateSettingsJson(bool areDefault = false) {
 	settings.insert(qsl("chat_list_lines"), DialogListLines());
 	settings.insert(qsl("disable_up_edit"), cDisableUpEdit());
 	settings.insert(qsl("confirm_before_calls"), cConfirmBeforeCall());
+	settings.insert(qsl("native_decorations"), cUseNativeDecorations());
 	settings.insert(qsl("recent_stickers_limit"), RecentStickersLimit());
 	settings.insert(qsl("userpic_corner_type"), cUserpicCornersType());
 	settings.insert(qsl("always_show_top_userpic"), cShowTopBarUserpic());
@@ -400,6 +401,10 @@ bool Manager::readCustomFile() {
 		cSetConfirmBeforeCall(v);
 	});
 
+	ReadBoolOption(settings, "native_decorations", [&](auto v) {
+		cSetUseNativeDecorations(v);
+	});
+
 	ReadIntOption(settings, "recent_stickers_limit", [&](auto v) {
 		if (v >= 0 && v <= 200) {
 			SetRecentStickersLimit(v);

Telegram/SourceFiles/kotato/settings.cpp

@@ -113,6 +113,12 @@ bool AddCustomReplace(QString from, QString to) {
 
 bool gConfirmBeforeCall = false;
 
+bool gUseNativeDecorations = false;
+bool UseNativeDecorations() {
+	static const auto NativeDecorations = cUseNativeDecorations();
+	return NativeDecorations;
+}
+
 rpl::variable<int> gRecentStickersLimit = 20;
 void SetRecentStickersLimit(int limit) {
 	if (limit >= 0 || limit <= 200) {

Telegram/SourceFiles/kotato/settings.h

@@ -88,6 +88,9 @@ DeclareRefSetting(CustomReplacementsMap, CustomReplaces);
 bool AddCustomReplace(QString from, QString to);
 DeclareSetting(bool, ConfirmBeforeCall);
 
+DeclareSetting(bool, UseNativeDecorations);
+[[nodiscard]] bool UseNativeDecorations();
+
 void SetRecentStickersLimit(int limit);
 [[nodiscard]] int RecentStickersLimit();
 [[nodiscard]] rpl::producer<int> RecentStickersLimitChanges();

Telegram/SourceFiles/kotato/settings_menu.cpp

@@ -370,6 +370,35 @@ void SetupKotatoSystem(not_null<Ui::VerticalLayout*> container) {
 	AddSkip(container);
 	AddSubsectionTitle(container, tr::ktg_settings_system());
 
+#if defined Q_OS_WIN || defined Q_OS_MAC
+	const auto useNativeDecorationsToggled = Ui::CreateChild<rpl::event_stream<bool>>(
+		container.get());
+	AddButton(
+		container,
+		tr::ktg_settings_use_native_decorations(),
+		st::settingsButton
+	)->toggleOn(
+		useNativeDecorationsToggled->events_starting_with_copy(cUseNativeDecorations())
+	)->toggledValue(
+	) | rpl::filter([](bool enabled) {
+		return (enabled != cUseNativeDecorations());
+	}) | rpl::start_with_next([=](bool enabled) {
+		const auto confirmed = [=] {
+			cSetUseNativeDecorations(enabled);
+			::Kotato::JsonSettings::Write();
+			App::restart();
+		};
+		const auto cancelled = [=] {
+			useNativeDecorationsToggled->fire(cUseNativeDecorations() == true);
+		};
+		Ui::show(Box<ConfirmBox>(
+			tr::lng_settings_need_restart(tr::now),
+			tr::lng_settings_restart_now(tr::now),
+			confirmed,
+			cancelled));
+	}, container->lifetime());
+#endif // Q_OS_WIN || Q_OS_MAC
+
 	const QMap<int, QString> trayIconOptions = {
 		{ 0, TrayIconLabel(0) },
 		{ 1, TrayIconLabel(1) },

Telegram/SourceFiles/platform/win/main_window_win.cpp

@@ -633,17 +633,20 @@ UINT MainWindow::_taskbarCreatedMsgId = 0;
 MainWindow::MainWindow(not_null<Window::Controller*> controller)
 : Window::MainWindow(controller)
 , ps_tbHider_hWnd(createTaskbarHider()) {
-	QCoreApplication::instance()->installNativeEventFilter(
+	if (!UseNativeDecorations()) {
-		EventFilter::CreateInstance(this));
+		QCoreApplication::instance()->installNativeEventFilter(
+			EventFilter::CreateInstance(this));
+
+		subscribe(Window::Theme::Background(), [this](const Window::Theme::BackgroundUpdate &update) {
+			if (update.paletteChanged()) {
+				_psShadowWindows.setColor(st::windowShadowFg->c);
+			}
+		});
+	}
 
 	if (!_taskbarCreatedMsgId) {
 		_taskbarCreatedMsgId = RegisterWindowMessage(L"TaskbarButtonCreated");
 	}
-	subscribe(Window::Theme::Background(), [this](const Window::Theme::BackgroundUpdate &update) {
-		if (update.paletteChanged()) {
-			_psShadowWindows.setColor(st::windowShadowFg->c);
-		}
-	});
 }
 
 void MainWindow::TaskbarCreated() {
@@ -654,16 +657,22 @@ void MainWindow::TaskbarCreated() {
 }
 
 void MainWindow::shadowsUpdate(ShadowsChanges changes, WINDOWPOS *position) {
-	_psShadowWindows.update(changes, position);
+	if (!UseNativeDecorations()) {
+		_psShadowWindows.update(changes, position);
+	}
 }
 
 void MainWindow::shadowsActivate() {
-//	_psShadowWindows.setColor(_shActive);
+	if (!UseNativeDecorations()) {
-	shadowsUpdate(ShadowsChange::Activate);
+//		_psShadowWindows.setColor(_shActive);
+		shadowsUpdate(ShadowsChange::Activate);
+	}
 }
 
 void MainWindow::shadowsDeactivate() {
-//	_psShadowWindows.setColor(_shInactive);
+//	if (!UseNativeDecorations()) {
+//		_psShadowWindows.setColor(_shInactive);
+//	}
 }
 
 void MainWindow::psShowTrayMenu() {
@@ -827,14 +836,16 @@ void MainWindow::initHook() {
 }
 
 void MainWindow::initShadows() {
-	_psShadowWindows.init(this, st::windowShadowFg->c);
+	if (!UseNativeDecorations()) {
-	_shadowsWorking = true;
+		_psShadowWindows.init(this, st::windowShadowFg->c);
-	psUpdateMargins();
+		_shadowsWorking = true;
-	shadowsUpdate(ShadowsChange::Hidden);
+		psUpdateMargins();
+		shadowsUpdate(ShadowsChange::Hidden);
+	}
 }
 
 void MainWindow::firstShadowsUpdate() {
-	if (!(windowState() & Qt::WindowMinimized) && !isHidden()) {
+	if (!UseNativeDecorations() && !(windowState() & Qt::WindowMinimized) && !isHidden()) {
 		shadowsUpdate(ShadowsChange::Moved | ShadowsChange::Resized | ShadowsChange::Shown);
 	}
 }
@@ -983,13 +994,17 @@ MainWindow::~MainWindow() {
 		taskbarList.Reset();
 	}
 
-	_shadowsWorking = false;
 	if (ps_menu) DestroyMenu(ps_menu);
 	psDestroyIcons();
-	_psShadowWindows.destroy();
+	if (!UseNativeDecorations()) {
+		_shadowsWorking = false;
+		_psShadowWindows.destroy();
+	}
 	if (ps_tbHider_hWnd) DestroyWindow(ps_tbHider_hWnd);
 
-	EventFilter::Destroy();
+	if (!UseNativeDecorations()) {
+		EventFilter::Destroy();
+	}
 }
 
 } // namespace Platform

Telegram/SourceFiles/window/main_window.cpp

@@ -357,7 +357,7 @@ void MainWindow::init() {
 
 	updatePalette();
 
-	if ((_title = Platform::CreateTitleWidget(this))) {
+	if (!UseNativeDecorations() && (_title = Platform::CreateTitleWidget(this))) {
 		_title->init();
 	}