Allow wide chats in empty window.

Telegram/SourceFiles/core/core_settings.cpp

@@ -123,7 +123,8 @@ Settings::Settings()
 : _sendSubmitWay(Ui::InputSubmitSettings::Enter)
 , _floatPlayerColumn(Window::Column::Second)
 , _floatPlayerCorner(RectPart::TopRight)
-, _dialogsWidthRatio(DefaultDialogsWidthRatio()) {
+, _dialogsWithChatWidthRatio(DefaultDialogsWidthRatio())
+, _dialogsNoChatWidthRatio(DefaultDialogsWidthRatio()) {
 }
 
 Settings::~Settings() = default;
@@ -218,7 +219,8 @@ QByteArray Settings::serialize() const {
 		+ Serialize::stringSize(_callCaptureDeviceId.current())
 		+ Serialize::bytearraySize(ivPosition)
 		+ Serialize::stringSize(noWarningExtensions)
-		+ Serialize::stringSize(_customFontFamily);
+		+ Serialize::stringSize(_customFontFamily)
+		+ sizeof(qint32);
 
 	auto result = QByteArray();
 	result.reserve(size);
@@ -280,7 +282,7 @@ QByteArray Settings::serialize() const {
 			<< qint32(_floatPlayerCorner)
 			<< qint32(_thirdSectionInfoEnabled ? 1 : 0)
 			<< qint32(std::clamp(
-				qRound(_dialogsWidthRatio.current() * 1000000),
+				qRound(_dialogsWithChatWidthRatio.current() * 1000000),
 				0,
 				1000000))
 			<< qint32(_thirdColumnWidth.current())
@@ -365,7 +367,11 @@ QByteArray Settings::serialize() const {
 			<< _callCaptureDeviceId.current()
 			<< ivPosition
 			<< noWarningExtensions
-			<< _customFontFamily;
+			<< _customFontFamily
+			<< qint32(std::clamp(
+				qRound(_dialogsNoChatWidthRatio.current() * 1000000),
+				0,
+				1000000));
 	}
 
 	Ensures(result.size() == size);
@@ -434,7 +440,8 @@ void Settings::addFromSerialized(const QByteArray &serialized) {
 	qint32 floatPlayerColumn = static_cast<qint32>(Window::Column::Second);
 	qint32 floatPlayerCorner = static_cast<qint32>(RectPart::TopRight);
 	qint32 thirdSectionInfoEnabled = 0;
-	float64 dialogsWidthRatio = _dialogsWidthRatio.current();
+	float64 dialogsWithChatWidthRatio = _dialogsWithChatWidthRatio.current();
+	float64 dialogsNoChatWidthRatio = _dialogsNoChatWidthRatio.current();
 	qint32 thirdColumnWidth = _thirdColumnWidth.current();
 	qint32 thirdSectionExtendedBy = _thirdSectionExtendedBy;
 	qint32 notifyFromAll = _notifyFromAll ? 1 : 0;
@@ -546,18 +553,18 @@ void Settings::addFromSerialized(const QByteArray &serialized) {
 			>> mainMenuAccountsShown;
 	}
 	if (!stream.atEnd()) {
-		auto dialogsWidthRatioInt = qint32();
+		auto dialogsWithChatWidthRatioInt = qint32();
 		stream
 			>> tabbedSelectorSectionEnabled
 			>> floatPlayerColumn
 			>> floatPlayerCorner
 			>> thirdSectionInfoEnabled
-			>> dialogsWidthRatioInt
+			>> dialogsWithChatWidthRatioInt
 			>> thirdColumnWidth
 			>> thirdSectionExtendedBy
 			>> notifyFromAll;
-		dialogsWidthRatio = std::clamp(
-			dialogsWidthRatioInt / 1000000.,
+		dialogsWithChatWidthRatio = std::clamp(
+			dialogsWithChatWidthRatioInt / 1000000.,
 			0.,
 			1.);
 	}
@@ -772,6 +779,15 @@ void Settings::addFromSerialized(const QByteArray &serialized) {
 	if (!stream.atEnd()) {
 		stream >> customFontFamily;
 	}
+	if (!stream.atEnd()) {
+		auto dialogsNoChatWidthRatioInt = qint32();
+		stream
+			>> dialogsNoChatWidthRatioInt;
+		dialogsNoChatWidthRatio = std::clamp(
+			dialogsNoChatWidthRatioInt / 1000000.,
+			0.,
+			1.);
+	}
 	if (stream.status() != QDataStream::Ok) {
 		LOG(("App Error: "
 			"Bad data for Core::Settings::constructFromSerialized()"));
@@ -872,7 +888,10 @@ void Settings::addFromSerialized(const QByteArray &serialized) {
 	case RectPart::BottomRight: _floatPlayerCorner = uncheckedCorner; break;
 	}
 	_thirdSectionInfoEnabled = thirdSectionInfoEnabled;
-	_dialogsWidthRatio = dialogsWidthRatio;
+	_dialogsWithChatWidthRatio = dialogsWithChatWidthRatio;
+	_dialogsNoChatWidthRatio = (dialogsWithChatWidthRatio > 0)
+		? dialogsWithChatWidthRatio
+		: dialogsNoChatWidthRatio;
 	_thirdColumnWidth = thirdColumnWidth;
 	_thirdSectionExtendedBy = thirdSectionExtendedBy;
 	if (_thirdSectionInfoEnabled) {
@@ -1025,16 +1044,46 @@ void Settings::setTabbedReplacedWithInfo(bool enabled) {
 	}
 }
 
-void Settings::setDialogsWidthRatio(float64 ratio) {
-	_dialogsWidthRatio = ratio;
+void Settings::updateDialogsWidthRatio(float64 ratio, bool nochat) {
+	const auto changeWithChat = !nochat
+		|| (dialogsWithChatWidthRatio() > 0)
+		|| _dialogsWidthSetToZeroWithoutChat;
+	const auto changedWithChat = changeWithChat
+		&& (dialogsWithChatWidthRatio() != ratio);
+
+	const auto changeNoChat = nochat
+		|| (dialogsWithChatWidthRatio() != ratio);
+	const auto changedNoChat = changeNoChat
+		&& (dialogsNoChatWidthRatio() != ratio);
+
+	if (changedWithChat) {
+		_dialogsWidthSetToZeroWithoutChat = nochat && !(ratio > 0);
+		_dialogsWithChatWidthRatio = ratio;
+	}
+	if (changedNoChat) {
+		_dialogsNoChatWidthRatio = ratio;
+	}
 }
 
-float64 Settings::dialogsWidthRatio() const {
-	return _dialogsWidthRatio.current();
+float64 Settings::dialogsWidthRatio(bool nochat) const {
+	const auto withchat = dialogsWithChatWidthRatio();
+	return (!nochat || withchat > 0) ? withchat : dialogsNoChatWidthRatio();
 }
 
-rpl::producer<float64> Settings::dialogsWidthRatioChanges() const {
-	return _dialogsWidthRatio.changes();
+float64 Settings::dialogsWithChatWidthRatio() const {
+	return _dialogsWithChatWidthRatio.current();
+}
+
+rpl::producer<float64> Settings::dialogsWithChatWidthRatioChanges() const {
+	return _dialogsWithChatWidthRatio.changes();
+}
+
+float64 Settings::dialogsNoChatWidthRatio() const {
+	return _dialogsNoChatWidthRatio.current();
+}
+
+rpl::producer<float64> Settings::dialogsNoChatWidthRatioChanges() const {
+	return _dialogsNoChatWidthRatio.changes();
 }
 
 void Settings::setThirdColumnWidth(int width) {
@@ -1326,7 +1375,8 @@ void Settings::resetOnLastLogout() {
 	_floatPlayerCorner = RectPart::TopRight; // per-window
 	_thirdSectionInfoEnabled = true; // per-window
 	_thirdSectionExtendedBy = -1; // per-window
-	_dialogsWidthRatio = DefaultDialogsWidthRatio(); // per-window
+	_dialogsWithChatWidthRatio = DefaultDialogsWidthRatio(); // per-window
+	_dialogsNoChatWidthRatio = DefaultDialogsWidthRatio(); // per-window
 	_thirdColumnWidth = kDefaultThirdColumnWidth; // p-w
 	_notifyFromAll = true;
 	_tabbedReplacedWithInfo = false; // per-window

Telegram/SourceFiles/core/core_settings.h

@@ -614,9 +614,15 @@ public:
 	[[nodiscard]] RectPart floatPlayerCorner() const {
 		return _floatPlayerCorner;
 	}
-	void setDialogsWidthRatio(float64 ratio);
-	[[nodiscard]] float64 dialogsWidthRatio() const;
-	[[nodiscard]] rpl::producer<float64> dialogsWidthRatioChanges() const;
+
+	void updateDialogsWidthRatio(float64 ratio, bool nochat);
+	[[nodiscard]] float64 dialogsWidthRatio(bool nochat) const;
+
+	[[nodiscard]] float64 dialogsWithChatWidthRatio() const;
+	[[nodiscard]] rpl::producer<float64> dialogsWithChatWidthRatioChanges() const;
+	[[nodiscard]] float64 dialogsNoChatWidthRatio() const;
+	[[nodiscard]] rpl::producer<float64> dialogsNoChatWidthRatioChanges() const;
+
 	void setThirdColumnWidth(int width);
 	[[nodiscard]] int thirdColumnWidth() const;
 	[[nodiscard]] rpl::producer<int> thirdColumnWidthChanges() const;
@@ -969,7 +975,8 @@ private:
 	bool _thirdSectionInfoEnabled = true; // per-window
 	rpl::event_stream<bool> _thirdSectionInfoEnabledValue; // per-window
 	int _thirdSectionExtendedBy = -1; // per-window
-	rpl::variable<float64> _dialogsWidthRatio; // per-window
+	rpl::variable<float64> _dialogsWithChatWidthRatio; // per-window
+	rpl::variable<float64> _dialogsNoChatWidthRatio; // per-window
 	rpl::variable<int> _thirdColumnWidth = kDefaultThirdColumnWidth; // p-w
 	bool _notifyFromAll = true;
 	rpl::variable<bool> _nativeWindowFrame = false;
@@ -1015,6 +1022,7 @@ private:
 	float64 _rememberedSongVolume = kDefaultVolume;
 	bool _rememberedSoundNotifyFromTray = false;
 	bool _rememberedFlashBounceNotifyFromTray = false;
+	bool _dialogsWidthSetToZeroWithoutChat = false;
 
 	QByteArray _photoEditorBrush;
 

Telegram/SourceFiles/dialogs/dialogs_widget.cpp

@@ -2667,8 +2667,9 @@ void Widget::updateForceDisplayWide() {
 void Widget::showForum(
 		not_null<Data::Forum*> forum,
 		const Window::SectionShow &params) {
+	const auto nochat = !controller()->mainSectionShown();
 	if (!params.childColumn
-		|| !Core::App().settings().dialogsWidthRatio()
+		|| !Core::App().settings().dialogsWidthRatio(nochat)
 		|| (_layout != Layout::Main)
 		|| OptionForumHideChatsList.value()) {
 		changeOpenedForum(forum, params.animated);

Telegram/SourceFiles/main/main_session_settings.cpp

@@ -128,7 +128,7 @@ void SessionSettings::addFromSerialized(const QByteArray &serialized) {
 	base::flat_set<PeerId> groupEmojiSectionHidden;
 	qint32 appThirdSectionInfoEnabled = 0;
 	qint32 legacySmallDialogsList = 0;
-	float64 appDialogsWidthRatio = app.dialogsWidthRatio();
+	float64 appDialogsWidthRatio = app.dialogsWidthRatio(false);
 	int appThirdColumnWidth = app.thirdColumnWidth();
 	int appThirdSectionExtendedBy = app.thirdSectionExtendedBy();
 	qint32 appSendFilesWay = app.sendFilesWay().serialize();
@@ -535,7 +535,7 @@ void SessionSettings::addFromSerialized(const QByteArray &serialized) {
 		case RectPart::BottomRight: app.setFloatPlayerCorner(uncheckedCorner); break;
 		}
 		app.setThirdSectionInfoEnabled(appThirdSectionInfoEnabled);
-		app.setDialogsWidthRatio(appDialogsWidthRatio);
+		app.updateDialogsWidthRatio(appDialogsWidthRatio, false);
 		app.setThirdColumnWidth(appThirdColumnWidth);
 		app.setThirdSectionExtendedBy(appThirdSectionExtendedBy);
 	}

Telegram/SourceFiles/mainwidget.cpp

@@ -303,8 +303,16 @@ MainWidget::MainWidget(
 		});
 	}, lifetime());
 
+	const auto filter = [=](bool mainSectionShown) {
+		return rpl::filter([=] {
+			return (_controller->mainSectionShown() == mainSectionShown);
+		});
+	};
 	rpl::merge(
-		Core::App().settings().dialogsWidthRatioChanges() | rpl::to_empty,
+		Core::App().settings().dialogsWithChatWidthRatioChanges(
+		) | filter(true) | rpl::to_empty,
+		Core::App().settings().dialogsNoChatWidthRatioChanges(
+		) | filter(false) | rpl::to_empty,
 		Core::App().settings().thirdColumnWidthChanges() | rpl::to_empty
 	) | rpl::start_with_next([=] {
 		updateControlsGeometry();
@@ -1408,6 +1416,7 @@ void MainWidget::showHistory(
 	auto onlyDialogs = noPeer && isOneColumn();
 	_mainSection.destroy();
 
+	updateMainSectionShown();
 	updateControlsGeometry();
 
 	if (noPeer) {
@@ -1781,6 +1790,7 @@ void MainWidget::showNewSection(
 		if (const auto entry = _mainSection->activeChat(); entry.key) {
 			_controller->setActiveChatEntry(entry);
 		}
+		updateMainSectionShown();
 
 		// Depends on SessionController::activeChatEntry
 		// for tabbed selector showing in the third column.
@@ -1815,22 +1825,16 @@ void MainWidget::checkMainSectionToLayer() {
 	}
 	Ui::FocusPersister persister(this);
 	if (auto layer = _mainSection->moveContentToLayer(rect())) {
-		dropMainSection(_mainSection);
+		_mainSection.destroy();
+		_controller->showBackFromStack(
+			SectionShow(
+				anim::type::instant,
+				anim::activation::background));
 		_controller->showSpecialLayer(
 			std::move(layer),
 			anim::type::instant);
 	}
-}
-
-void MainWidget::dropMainSection(Window::SectionWidget *widget) {
-	if (_mainSection != widget) {
-		return;
-	}
-	_mainSection.destroy();
-	_controller->showBackFromStack(
-		SectionShow(
-			anim::type::instant,
-			anim::activation::background));
+	updateMainSectionShown();
 }
 
 PeerData *MainWidget::singlePeer() const {
@@ -2236,13 +2240,18 @@ void MainWidget::resizeEvent(QResizeEvent *e) {
 	updateControlsGeometry();
 }
 
+void MainWidget::updateMainSectionShown() {
+	_controller->setMainSectionShown(_mainSection || _history->peer());
+}
+
 void MainWidget::updateControlsGeometry() {
 	if (!width()) {
 		return;
 	}
 	updateWindowAdaptiveLayout();
 	if (_dialogs) {
-		if (Core::App().settings().dialogsWidthRatio() > 0) {
+		const auto nochat = !_controller->mainSectionShown();
+		if (Core::App().settings().dialogsWidthRatio(nochat) > 0) {
 			_a_dialogsWidth.stop();
 		}
 		if (!_a_dialogsWidth.animating()) {
@@ -2444,19 +2453,22 @@ void MainWidget::ensureFirstColumnResizeAreaCreated() {
 		return;
 	}
 	auto moveLeftCallback = [=](int globalLeft) {
-		auto newWidth = globalLeft - mapToGlobal(QPoint(0, 0)).x();
-		auto newRatio = (newWidth < st::columnMinimalWidthLeft / 2)
+		const auto newWidth = globalLeft - mapToGlobal(QPoint(0, 0)).x();
+		const auto newRatio = (newWidth < st::columnMinimalWidthLeft / 2)
 			? 0.
 			: float64(newWidth) / width();
-		Core::App().settings().setDialogsWidthRatio(newRatio);
+		const auto nochat = !_controller->mainSectionShown();
+		Core::App().settings().updateDialogsWidthRatio(newRatio, nochat);
 	};
 	auto moveFinishedCallback = [=] {
 		if (isOneColumn()) {
 			return;
 		}
-		if (Core::App().settings().dialogsWidthRatio() > 0) {
-			Core::App().settings().setDialogsWidthRatio(
-				float64(_dialogsWidth) / width());
+		const auto nochat = !_controller->mainSectionShown();
+		if (Core::App().settings().dialogsWidthRatio(nochat) > 0) {
+			Core::App().settings().updateDialogsWidthRatio(
+				float64(_dialogsWidth) / width(),
+				nochat);
 		}
 		Core::App().saveSettingsDelayed();
 	};
@@ -2491,12 +2503,13 @@ void MainWidget::ensureThirdColumnResizeAreaCreated() {
 }
 
 void MainWidget::updateDialogsWidthAnimated() {
-	if (!_dialogs || Core::App().settings().dialogsWidthRatio() > 0) {
+	const auto nochat = !_controller->mainSectionShown();
+	if (!_dialogs || Core::App().settings().dialogsWidthRatio(nochat) > 0) {
 		return;
 	}
 	auto dialogsWidth = _dialogsWidth;
 	updateWindowAdaptiveLayout();
-	if (!Core::App().settings().dialogsWidthRatio()
+	if (!Core::App().settings().dialogsWidthRatio(nochat)
 		&& (_dialogsWidth != dialogsWidth
 			|| _a_dialogsWidth.animating())) {
 		_dialogs->startWidthAnimation();
@@ -2709,8 +2722,10 @@ void MainWidget::handleHistoryBack() {
 }
 
 void MainWidget::updateWindowAdaptiveLayout() {
+	const auto nochat = !_controller->mainSectionShown();
+
 	auto layout = _controller->computeColumnLayout();
-	auto dialogsWidthRatio = Core::App().settings().dialogsWidthRatio();
+	auto dialogsWidthRatio = Core::App().settings().dialogsWidthRatio(nochat);
 
 	// Check if we are in a single-column layout in a wide enough window
 	// for the normal layout. If so, switch to the normal layout.
@@ -2753,7 +2768,7 @@ void MainWidget::updateWindowAdaptiveLayout() {
 		//}
 	}
 
-	Core::App().settings().setDialogsWidthRatio(dialogsWidthRatio);
+	Core::App().settings().updateDialogsWidthRatio(dialogsWidthRatio, nochat);
 
 	auto useSmallColumnWidth = !isOneColumn()
 		&& !dialogsWidthRatio

Telegram/SourceFiles/mainwidget.h

@@ -250,6 +250,7 @@ private:
 	void handleAudioUpdate(const Media::Player::TrackState &state);
 	void updateMediaPlaylistPosition(int x);
 	void updateControlsGeometry();
+	void updateMainSectionShown();
 	void updateDialogsWidthAnimated();
 	void updateThirdColumnToCurrentChat(
 		Dialogs::Key key,
@@ -278,7 +279,6 @@ private:
 	void showNewSection(
 		std::shared_ptr<Window::SectionMemento> memento,
 		const SectionShow &params);
-	void dropMainSection(Window::SectionWidget *widget);
 
 	Window::SectionSlideParams prepareThirdSectionAnimation(Window::SectionWidget *section);
 

Telegram/SourceFiles/storage/details/storage_settings_scheme.cpp

@@ -400,7 +400,7 @@ bool ReadSetting(
 		stream >> v;
 		if (!CheckStreamStatus(stream)) return false;
 
-		Core::App().settings().setDialogsWidthRatio(v / 1000000.);
+		Core::App().settings().updateDialogsWidthRatio(v / 1000000., false);
 		context.legacyRead = true;
 	} break;
 

Telegram/SourceFiles/window/window_session_controller.cpp

@@ -1946,7 +1946,10 @@ int SessionController::countDialogsWidthFromRatio(int bodyWidth) const {
 	if (!_isPrimary) {
 		return 0;
 	}
-	auto result = qRound(bodyWidth * Core::App().settings().dialogsWidthRatio());
+	const auto nochat = !mainSectionShown();
+	const auto width = bodyWidth
+		* Core::App().settings().dialogsWidthRatio(nochat);
+	auto result = qRound(width);
 	accumulate_max(result, st::columnMinimalWidthLeft);
 //	accumulate_min(result, st::columnMaximalWidthLeft);
 	return result;
@@ -2035,10 +2038,12 @@ void SessionController::resizeForThirdSection() {
 		if (extendBy != settings.thirdColumnWidth()) {
 			settings.setThirdColumnWidth(extendBy);
 		}
+		const auto nochat = !mainSectionShown();
 		auto newBodyWidth = layout.bodyWidth + extendedBy;
-		auto currentRatio = settings.dialogsWidthRatio();
-		settings.setDialogsWidthRatio(
-			(currentRatio * layout.bodyWidth) / newBodyWidth);
+		auto currentRatio = settings.dialogsWidthRatio(nochat);
+		settings.updateDialogsWidthRatio(
+			(currentRatio * layout.bodyWidth) / newBodyWidth,
+			nochat);
 	}
 	auto savedValue = (extendedBy == extendBy) ? -1 : extendedBy;
 	settings.setThirdSectionExtendedBy(savedValue);
@@ -2054,6 +2059,7 @@ void SessionController::closeThirdSection() {
 	auto newWindowSize = widget()->size();
 	auto layout = computeColumnLayout();
 	if (layout.windowLayout == Adaptive::WindowLayout::ThreeColumn) {
+		const auto nochat = !mainSectionShown();
 		auto noResize = widget()->isFullScreen()
 			|| widget()->isMaximized();
 		auto savedValue = settings.thirdSectionExtendedBy();
@@ -2063,9 +2069,10 @@ void SessionController::closeThirdSection() {
 		auto newBodyWidth = noResize
 			? layout.bodyWidth
 			: (layout.bodyWidth - extendedBy);
-		auto currentRatio = settings.dialogsWidthRatio();
-		settings.setDialogsWidthRatio(
-			(currentRatio * layout.bodyWidth) / newBodyWidth);
+		auto currentRatio = settings.dialogsWidthRatio(nochat);
+		settings.updateDialogsWidthRatio(
+			(currentRatio * layout.bodyWidth) / newBodyWidth,
+			nochat);
 		newWindowSize = QSize(
 			widget()->width() + (newBodyWidth - layout.bodyWidth),
 			widget()->height());

Telegram/SourceFiles/window/window_session_controller.h

@@ -515,6 +515,16 @@ public:
 		std::optional<bool> show = std::nullopt) const;
 	void finishChatThemeEdit(not_null<PeerData*> peer);
 
+	[[nodiscard]] bool mainSectionShown() const {
+		return _mainSectionShown.current();
+	}
+	[[nodiscard]] rpl::producer<bool> mainSectionShownChanges() const {
+		return _mainSectionShown.changes();
+	}
+	void setMainSectionShown(bool value) {
+		_mainSectionShown = value;
+	}
+
 	[[nodiscard]] bool chatsForceDisplayWide() const {
 		return _chatsForceDisplayWide.current();
 	}
@@ -678,6 +688,7 @@ private:
 	rpl::variable<Dialogs::Key> _searchInChat;
 	rpl::variable<Dialogs::RowDescriptor> _activeChatEntry;
 	rpl::lifetime _activeHistoryLifetime;
+	rpl::variable<bool> _mainSectionShown = false;
 	rpl::variable<bool> _chatsForceDisplayWide = false;
 	std::deque<Dialogs::RowDescriptor> _chatEntryHistory;
 	int _chatEntryHistoryPosition = -1;