No fast reply and double click reply if selecting.

Also fix messages selection glitch.

Telegram/SourceFiles/history/admin_log/history_admin_log_inner.cpp

@@ -513,6 +513,10 @@ TimeMs InnerWidget::elementHighlightTime(
 	return TimeMs(0);
 }
 
+bool InnerWidget::elementInSelectionMode() {
+	return false;
+}
+
 void InnerWidget::saveState(not_null<SectionMemento*> memento) {
 	memento->setFilter(std::move(_filter));
 	memento->setAdmins(std::move(_admins));

Telegram/SourceFiles/history/admin_log/history_admin_log_inner.h

@@ -87,6 +87,7 @@ public:
 		not_null<const HistoryView::Element*> view) override;
 	TimeMs elementHighlightTime(
 		not_null<const HistoryView::Element*> element) override;
+	bool elementInSelectionMode() override;
 
 	~InnerWidget();
 

Telegram/SourceFiles/history/history_inner_widget.cpp

@@ -1378,7 +1378,8 @@ void HistoryInner::mouseDoubleClickEvent(QMouseEvent *e) {
 	}
 	if (!ClickHandler::getActive()
 		&& !ClickHandler::getPressed()
-		&& _mouseCursorState == CursorState::None) {
+		&& _mouseCursorState == CursorState::None
+		&& !inSelectionMode()) {
 		if (const auto item = _mouseActionItem) {
 			mouseActionCancel();
 			_widget->replyToMessage(item);
@@ -2249,6 +2250,18 @@ bool HistoryInner::canDeleteSelected() const {
 	return (selectedState.count > 0) && (selectedState.count == selectedState.canDeleteCount);
 }
 
+bool HistoryInner::inSelectionMode() const {
+	if (!_selected.empty()
+		&& (_selected.begin()->second == FullSelection)) {
+		return true;
+	} else if (_mouseAction == MouseAction::Selecting
+		&& _dragSelFrom
+		&& _dragSelTo) {
+		return true;
+	}
+	return false;
+}
+
 auto HistoryInner::getSelectionState() const
 -> HistoryView::TopBarWidget::SelectedState {
 	auto result = HistoryView::TopBarWidget::SelectedState {};
@@ -2534,13 +2547,13 @@ void HistoryInner::mouseActionUpdate() {
 					if (selectingDown) {
 						if (m.y() < dragSelTo->marginTop()) {
 							dragSelTo = (dragSelFrom != dragSelTo)
-								? prevItem(dragSelFrom)
+								? prevItem(dragSelTo)
 								: nullptr;
 						}
 					} else {
 						if (m.y() >= dragSelTo->height() - dragSelTo->marginBottom()) {
 							dragSelTo = (dragSelFrom != dragSelTo)
-								? nextItem(dragSelFrom)
+								? nextItem(dragSelTo)
 								: nullptr;
 						}
 					}
@@ -3031,6 +3044,9 @@ not_null<HistoryView::ElementDelegate*> HistoryInner::ElementDelegate() {
 			}
 			return TimeMs(0);
 		}
+		bool elementInSelectionMode() override {
+			return App::main()->historyInSelectionMode();
+		}
 
 	};
 

Telegram/SourceFiles/history/history_inner_widget.h

@@ -69,6 +69,7 @@ public:
 	void clearSelected(bool onlyTextSelection = false);
 	MessageIdsList getSelectedItems() const;
 	void selectItem(not_null<HistoryItem*> item);
+	bool inSelectionMode() const;
 
 	void updateBotInfo(bool recount = true);
 

Telegram/SourceFiles/history/history_widget.cpp

@@ -921,6 +921,10 @@ int HistoryWidget::itemTopForHighlight(
 	return qMax(itemTop - (heightLeft / 2), 0);
 }
 
+bool HistoryWidget::inSelectionMode() const {
+	return _list ? _list->inSelectionMode() : false;
+}
+
 void HistoryWidget::start() {
 	Auth().data().stickersUpdated(
 	) | rpl::start_with_next([this] {

Telegram/SourceFiles/history/history_widget.h

@@ -247,6 +247,7 @@ public:
 
 	void enqueueMessageHighlight(not_null<HistoryView::Element*> view);
 	TimeMs highlightStartTime(not_null<const HistoryItem*> item) const;
+	bool inSelectionMode() const;
 
 	MessageIdsList getSelectedItems() const;
 	void itemEdited(HistoryItem *item);

Telegram/SourceFiles/history/view/history_view_element.h

@@ -44,6 +44,7 @@ public:
 		not_null<const Element*> element) = 0;
 	virtual TimeMs elementHighlightTime(
 		not_null<const Element*> element) = 0;
+	virtual bool elementInSelectionMode() = 0;
 
 };
 

Telegram/SourceFiles/history/view/history_view_list_widget.cpp

@@ -1119,6 +1119,10 @@ TimeMs ListWidget::elementHighlightTime(
 	return TimeMs(0);
 }
 
+bool ListWidget::elementInSelectionMode() {
+	return hasSelectedItems() || !_dragSelected.empty();
+}
+
 void ListWidget::saveState(not_null<ListMemento*> memento) {
 	memento->setAroundPosition(_aroundPosition);
 	auto state = countScrollState();

Telegram/SourceFiles/history/view/history_view_list_widget.h

@@ -178,6 +178,7 @@ public:
 	void elementAnimationAutoplayAsync(
 		not_null<const Element*> view) override;
 	TimeMs elementHighlightTime(not_null<const Element*> element) override;
+	bool elementInSelectionMode() override;
 
 	~ListWidget();
 

Telegram/SourceFiles/history/view/history_view_message.cpp

@@ -1334,7 +1334,9 @@ bool Message::hasFastReply() const {
 }
 
 bool Message::displayFastReply() const {
-	return hasFastReply() && data()->history()->peer->canWrite();
+	return hasFastReply()
+		&& data()->history()->peer->canWrite()
+		&& !delegate()->elementInSelectionMode();
 }
 
 bool Message::displayRightAction() const {

Telegram/SourceFiles/mainwidget.cpp

@@ -1390,6 +1390,10 @@ TimeMs MainWidget::highlightStartTime(not_null<const HistoryItem*> item) const {
 	return _history->highlightStartTime(item);
 }
 
+bool MainWidget::historyInSelectionMode() const {
+	return _history->inSelectionMode();
+}
+
 void MainWidget::sendBotCommand(PeerData *peer, UserData *bot, const QString &cmd, MsgId replyTo) {
 	_history->sendBotCommand(peer, bot, cmd, replyTo);
 }

Telegram/SourceFiles/mainwidget.h

@@ -238,7 +238,9 @@ public:
 
 	void unreadCountChanged(not_null<History*> history);
 
+	// While HistoryInner is not HistoryView::ListWidget.
 	TimeMs highlightStartTime(not_null<const HistoryItem*> item) const;
+	bool historyInSelectionMode() const;
 
 	void sendBotCommand(PeerData *peer, UserData *bot, const QString &cmd, MsgId replyTo);
 	void hideSingleUseKeyboard(PeerData *peer, MsgId replyTo);