Improve mouse/keyboard selection interactions.

Fixes #5458.

Telegram/SourceFiles/boxes/peer_list_box.cpp

@@ -746,6 +746,8 @@ void PeerListContent::clearAllContent() {
 	setSelected(Selected());
 	setPressed(Selected());
 	setContexted(Selected());
+	_mouseSelection = false;
+	_lastMousePosition = std::nullopt;
 	_rowsById.clear();
 	_rowsByPeer.clear();
 	_filterResults.clear();
@@ -836,7 +838,9 @@ void PeerListContent::refreshRows() {
 	if (_visibleBottom > 0) {
 		checkScrollForPreload();
 	}
-	updateSelection();
+	if (_mouseSelection) {
+		selectByMouse(QCursor::pos());
+	}
 	update();
 }
 
@@ -943,29 +947,32 @@ void PeerListContent::enterEventHook(QEvent *e) {
 }
 
 void PeerListContent::leaveEventHook(QEvent *e) {
-	_mouseSelection = false;
 	setMouseTracking(false);
-	setSelected(Selected());
+	if (_mouseSelection) {
+		setSelected(Selected());
+		_mouseSelection = false;
+		_lastMousePosition = std::nullopt;
+	}
 }
 
 void PeerListContent::mouseMoveEvent(QMouseEvent *e) {
 	handleMouseMove(e->globalPos());
 }
 
-void PeerListContent::handleMouseMove(QPoint position) {
-	if (_mouseSelection || _lastMousePosition != position) {
-		_lastMousePosition = position;
-		_mouseSelection = true;
-		updateSelection();
+void PeerListContent::handleMouseMove(QPoint globalPosition) {
+	if (!_lastMousePosition) {
+		_lastMousePosition = globalPosition;
+		return;
+	} else if (!_mouseSelection
+		&& *_lastMousePosition == globalPosition) {
+		return;
 	}
+	selectByMouse(globalPosition);
 }
 
 void PeerListContent::mousePressEvent(QMouseEvent *e) {
 	_pressButton = e->button();
-	_mouseSelection = true;
-	_lastMousePosition = e->globalPos();
-	updateSelection();
-
+	selectByMouse(e->globalPos());
 	setPressed(_selected);
 	if (auto row = getRow(_selected.index)) {
 		auto updateCallback = [this, row, hint = _selected.index] {
@@ -1157,6 +1164,7 @@ void PeerListContent::selectSkip(int direction) {
 		return;
 	}
 	_mouseSelection = false;
+	_lastMousePosition = std::nullopt;
 
 	auto newSelectedIndex = _selected.index.value + direction;
 
@@ -1305,7 +1313,6 @@ void PeerListContent::searchQueryChanged(QString query) {
 			_controller->search(_searchQuery);
 		}
 		refreshRows();
-		restoreSelection();
 	}
 }
 
@@ -1357,6 +1364,8 @@ void PeerListContent::setSearchQuery(
 	setSelected(Selected());
 	setPressed(Selected());
 	setContexted(Selected());
+	_mouseSelection = false;
+	_lastMousePosition = std::nullopt;
 	_searchQuery = query;
 	_normalizedSearchQuery = normalizedQuery;
 	_mentionHighlight = _searchQuery.startsWith('@')
@@ -1403,8 +1412,9 @@ void PeerListContent::setContexted(Selected contexted) {
 }
 
 void PeerListContent::restoreSelection() {
-	_lastMousePosition = QCursor::pos();
-	updateSelection();
+	if (_mouseSelection) {
+		selectByMouse(QCursor::pos());
+	}
 }
 
 auto PeerListContent::saveSelectedData(Selected from)
@@ -1426,11 +1436,11 @@ auto PeerListContent::restoreSelectedData(SelectedSaved from)
 	return result;
 }
 
-void PeerListContent::updateSelection() {
-	if (!_mouseSelection) return;
-
-	auto point = mapFromGlobal(_lastMousePosition);
-	auto in = parentWidget()->rect().contains(parentWidget()->mapFromGlobal(_lastMousePosition));
+void PeerListContent::selectByMouse(QPoint globalPosition) {
+	_mouseSelection = true;
+	_lastMousePosition = globalPosition;
+	const auto point = mapFromGlobal(globalPosition);
+	auto in = parentWidget()->rect().contains(parentWidget()->mapFromGlobal(globalPosition));
 	auto selected = Selected();
 	auto rowsPointY = point.y() - rowsTop();
 	selected.index.value = (in && rowsPointY >= 0 && rowsPointY < shownRowsCount() * _rowHeight) ? (rowsPointY / _rowHeight) : -1;

Telegram/SourceFiles/boxes/peer_list_box.h

@@ -553,7 +553,7 @@ private:
 	SelectedSaved saveSelectedData(Selected from);
 	Selected restoreSelectedData(SelectedSaved from);
 
-	void updateSelection();
+	void selectByMouse(QPoint globalPosition);
 	void loadProfilePhotos();
 	void checkScrollForPreload();
 
@@ -587,7 +587,7 @@ private:
 
 	void clearSearchRows();
 	void clearAllContent();
-	void handleMouseMove(QPoint position);
+	void handleMouseMove(QPoint globalPosition);
 	void mousePressReleased(Qt::MouseButton button);
 
 	const style::PeerList &_st;
@@ -602,6 +602,7 @@ private:
 	Selected _pressed;
 	Selected _contexted;
 	bool _mouseSelection = false;
+	std::optional<QPoint> _lastMousePosition;
 	Qt::MouseButton _pressButton = Qt::LeftButton;
 
 	rpl::event_stream<Ui::ScrollToRequest> _scrollToRequests;
@@ -622,8 +623,6 @@ private:
 	object_ptr<Ui::FlatLabel> _searchNoResults = { nullptr };
 	object_ptr<Ui::FlatLabel> _searchLoading = { nullptr };
 
-	QPoint _lastMousePosition;
-
 	std::vector<std::unique_ptr<PeerListRow>> _searchRows;
 	base::Timer _repaintByStatus;
 	base::unique_qptr<Ui::PopupMenu> _contextMenu;

Telegram/SourceFiles/chat_helpers/emoji_suggestions_widget.cpp

@@ -241,6 +241,7 @@ void SuggestionsWidget::handleKeyEvent(int key) {
 	}
 
 	_mouseSelection = false;
+	_lastMousePosition = std::nullopt;
 	setSelected(newSelected);
 }
 
@@ -272,6 +273,7 @@ void SuggestionsWidget::clearMouseSelection() {
 
 void SuggestionsWidget::clearSelection() {
 	_mouseSelection = false;
+	_lastMousePosition = std::nullopt;
 	setSelected(-1);
 }
 
@@ -296,24 +298,30 @@ void SuggestionsWidget::mouseMoveEvent(QMouseEvent *e) {
 	auto inner = rect().marginsRemoved(QMargins(0, _st->skip, 0, _st->skip));
 	auto localPosition = e->pos();
 	if (inner.contains(localPosition)) {
-		_mouseSelection = true;
-		updateSelection(e->globalPos());
+		const auto globalPosition = e->globalPos();
+		if (!_lastMousePosition) {
+			_lastMousePosition = globalPosition;
+			return;
+		} else if (!_mouseSelection
+			&& *_lastMousePosition == globalPosition) {
+			return;
+		}
+		selectByMouse(globalPosition);
 	} else {
 		clearMouseSelection();
 	}
 }
 
-void SuggestionsWidget::updateSelection(QPoint globalPosition) {
-	if (!_mouseSelection) return;
-
+void SuggestionsWidget::selectByMouse(QPoint globalPosition) {
+	_mouseSelection = true;
+	_lastMousePosition = globalPosition;
 	auto p = mapFromGlobal(globalPosition) - QPoint(0, _st->skip);
 	auto selected = (p.y() >= 0) ? (p.y() / _rowHeight) : -1;
 	setSelected((selected >= 0 && selected < _rows.size()) ? selected : -1);
 }
+
 void SuggestionsWidget::mousePressEvent(QMouseEvent *e) {
-	if (!_mouseSelection) {
-		return;
-	}
+	selectByMouse(e->globalPos());
 	if (_selected >= 0 && _selected < _rows.size()) {
 		setPressed(_selected);
 		if (!_rows[_pressed].ripple()) {

Telegram/SourceFiles/chat_helpers/emoji_suggestions_widget.h

@@ -49,7 +49,7 @@ private:
 	void updateSelectedItem();
 	int itemTop(int index);
 	void updateItem(int index);
-	void updateSelection(QPoint globalPosition);
+	void selectByMouse(QPoint globalPosition);
 	void triggerSelectedRow();
 	void triggerRow(const Row &row);
 
@@ -59,6 +59,7 @@ private:
 	std::vector<Row> _rows;
 
 	int _rowHeight = 0;
+	std::optional<QPoint> _lastMousePosition;
 	bool _mouseSelection = false;
 	int _selected = -1;
 	int _pressed = -1;

Telegram/SourceFiles/chat_helpers/field_autocomplete.cpp

@@ -682,13 +682,21 @@ void FieldAutocompleteInner::resizeEvent(QResizeEvent *e) {
 }
 
 void FieldAutocompleteInner::mouseMoveEvent(QMouseEvent *e) {
-	_mousePos = mapToGlobal(e->pos());
-	_mouseSel = true;
-	onUpdateSelected(true);
+	const auto globalPosition = e->globalPos();
+	if (!_lastMousePosition) {
+		_lastMousePosition = globalPosition;
+		return;
+	} else if (!_mouseSelection
+		&& *_lastMousePosition == globalPosition) {
+		return;
+	}
+	selectByMouse(globalPosition);
 }
 
 void FieldAutocompleteInner::clearSel(bool hidden) {
-	_mouseSel = _overDelete = false;
+	_overDelete = false;
+	_mouseSelection = false;
+	_lastMousePosition = std::nullopt;
 	setSel((_mrows->isEmpty() && _brows->isEmpty() && _hrows->isEmpty()) ? -1 : 0);
 	if (hidden) {
 		_down = -1;
@@ -697,7 +705,9 @@ void FieldAutocompleteInner::clearSel(bool hidden) {
 }
 
 bool FieldAutocompleteInner::moveSel(int key) {
-	_mouseSel = false;
+	_mouseSelection = false;
+	_lastMousePosition = std::nullopt;
+
 	int32 maxSel = (_mrows->isEmpty() ? (_hrows->isEmpty() ? (_brows->isEmpty() ? _srows->size() : _brows->size()) : _hrows->size()) : _mrows->size());
 	int32 direction = (key == Qt::Key_Up) ? -1 : (key == Qt::Key_Down ? 1 : 0);
 	if (!_srows->empty()) {
@@ -760,12 +770,9 @@ void FieldAutocompleteInner::setRecentInlineBotsInRows(int32 bots) {
 }
 
 void FieldAutocompleteInner::mousePressEvent(QMouseEvent *e) {
-	_mousePos = mapToGlobal(e->pos());
-	_mouseSel = true;
-	onUpdateSelected(true);
+	selectByMouse(e->globalPos());
 	if (e->button() == Qt::LeftButton) {
 		if (_overDelete && _sel >= 0 && _sel < (_mrows->isEmpty() ? _hrows->size() : _recentInlineBotsInRows)) {
-			_mousePos = mapToGlobal(e->pos());
 			bool removed = false;
 			if (_mrows->isEmpty()) {
 				QString toRemove = _hrows->at(_sel);
@@ -792,8 +799,7 @@ void FieldAutocompleteInner::mousePressEvent(QMouseEvent *e) {
 			}
 			_parent->updateFiltered();
 
-			_mouseSel = true;
-			onUpdateSelected(true);
+			selectByMouse(e->globalPos());
 		} else if (_srows->empty()) {
 			chooseSelected(FieldAutocomplete::ChooseMethod::ByClick);
 		} else {
@@ -809,9 +815,7 @@ void FieldAutocompleteInner::mouseReleaseEvent(QMouseEvent *e) {
 	int32 pressed = _down;
 	_down = -1;
 
-	_mousePos = mapToGlobal(e->pos());
-	_mouseSel = true;
-	onUpdateSelected(true);
+	selectByMouse(e->globalPos());
 
 	if (_previewShown) {
 		_previewShown = false;
@@ -825,14 +829,14 @@ void FieldAutocompleteInner::mouseReleaseEvent(QMouseEvent *e) {
 
 void FieldAutocompleteInner::enterEventHook(QEvent *e) {
 	setMouseTracking(true);
-	_mousePos = QCursor::pos();
-	onUpdateSelected(true);
 }
 
 void FieldAutocompleteInner::leaveEventHook(QEvent *e) {
 	setMouseTracking(false);
-	if (_sel >= 0) {
+	if (_mouseSelection) {
 		setSel(-1);
+		_mouseSelection = false;
+		_lastMousePosition = std::nullopt;
 	}
 }
 
@@ -862,11 +866,14 @@ void FieldAutocompleteInner::setSel(int sel, bool scroll) {
 	}
 }
 
-void FieldAutocompleteInner::onUpdateSelected(bool force) {
-	QPoint mouse(mapFromGlobal(_mousePos));
-	if ((!force && !rect().contains(mouse)) || !_mouseSel) return;
+void FieldAutocompleteInner::selectByMouse(QPoint globalPosition) {
+	_mouseSelection = true;
+	_lastMousePosition = globalPosition;
+	const auto mouse = mapFromGlobal(globalPosition);
 
-	if (_down >= 0 && !_previewShown) return;
+	if (_down >= 0 && !_previewShown) {
+		return;
+	}
 
 	int32 sel = -1, maxSel = 0;
 	if (!_srows->empty()) {
@@ -900,10 +907,12 @@ void FieldAutocompleteInner::onUpdateSelected(bool force) {
 }
 
 void FieldAutocompleteInner::onParentGeometryChanged() {
-	_mousePos = QCursor::pos();
-	if (rect().contains(mapFromGlobal(_mousePos))) {
+	const auto globalPosition = QCursor::pos();
+	if (rect().contains(mapFromGlobal(globalPosition))) {
 		setMouseTracking(true);
-		onUpdateSelected(true);
+		if (_mouseSelection) {
+			selectByMouse(globalPosition);
+		}
 	}
 }
 

Telegram/SourceFiles/chat_helpers/field_autocomplete.h

@@ -152,7 +152,6 @@ signals:
 
 public slots:
 	void onParentGeometryChanged();
-	void onUpdateSelected(bool force = false);
 
 private:
 	void paintEvent(QPaintEvent *e) override;
@@ -168,6 +167,7 @@ private:
 	void updateSelectedRow();
 	void setSel(int sel, bool scroll = false);
 	void showPreview();
+	void selectByMouse(QPoint global);
 
 	FieldAutocomplete *_parent = nullptr;
 	MentionRows *_mrows = nullptr;
@@ -178,8 +178,8 @@ private:
 	int _recentInlineBotsInRows = 0;
 	int _sel = -1;
 	int _down = -1;
-	bool _mouseSel = false;
-	QPoint _mousePos;
+	std::optional<QPoint> _lastMousePosition;
+	bool _mouseSelection = false;
 
 	bool _overDelete = false;
 

Telegram/SourceFiles/dialogs/dialogs_inner_widget.cpp

@@ -692,11 +692,15 @@ void DialogsInner::activate() {
 }
 
 void DialogsInner::mouseMoveEvent(QMouseEvent *e) {
-	if (_mouseLastGlobalPosition != e->globalPos()) {
-		_mouseLastGlobalPosition = e->globalPos();
-		_mouseSelection = true;
+	const auto globalPosition = e->globalPos();
+	if (!_lastMousePosition) {
+		_lastMousePosition = globalPosition;
+		return;
+	} else if (!_mouseSelection
+		&& *_lastMousePosition == globalPosition) {
+		return;
 	}
-	updateSelected(e->pos());
+	selectByMouse(globalPosition);
 }
 
 void DialogsInner::clearIrrelevantState() {
@@ -718,16 +722,15 @@ void DialogsInner::clearIrrelevantState() {
 	}
 }
 
-void DialogsInner::updateSelected(QPoint localPos) {
-	if (updateReorderPinned(localPos)) {
+void DialogsInner::selectByMouse(QPoint globalPosition) {
+	const auto local = mapFromGlobal(globalPosition);
+	if (updateReorderPinned(local)) {
 		return;
 	}
+	_mouseSelection = true;
+	_lastMousePosition = globalPosition;
 
-	if (!_mouseSelection) {
-		return;
-	}
-
-	int w = width(), mouseY = localPos.y();
+	int w = width(), mouseY = local.y();
 	clearIrrelevantState();
 	if (_state == State::Default) {
 		auto importantSwitchSelected = (_dialogsImportant && mouseY >= 0 && mouseY < dialogsOffset());
@@ -756,7 +759,7 @@ void DialogsInner::updateSelected(QPoint localPos) {
 				_hashtagSelected = hashtagSelected;
 				updateSelectedRow();
 			}
-			_hashtagDeleteSelected = (_hashtagSelected >= 0) && (localPos.x() >= w - st::mentionHeight);
+			_hashtagDeleteSelected = (_hashtagSelected >= 0) && (local.x() >= w - st::mentionHeight);
 		}
 		if (!_filterResults.isEmpty()) {
 			auto skip = filteredOffset();
@@ -801,8 +804,7 @@ void DialogsInner::updateSelected(QPoint localPos) {
 }
 
 void DialogsInner::mousePressEvent(QMouseEvent *e) {
-	_mouseSelection = true;
-	updateSelected(e->pos());
+	selectByMouse(e->globalPos());
 
 	_pressButton = e->button();
 	setPressed(_selected);
@@ -851,7 +853,7 @@ void DialogsInner::mousePressEvent(QMouseEvent *e) {
 	}
 	if (anim::Disabled()
 		&& (!_pressed || !_pressed->entry()->isPinnedDialog())) {
-		mousePressReleased(e->button());
+		mousePressReleased(e->globalPos(), e->button());
 	}
 }
 
@@ -1072,15 +1074,16 @@ void DialogsInner::step_pinnedShifting(TimeMs ms, bool timer) {
 }
 
 void DialogsInner::mouseReleaseEvent(QMouseEvent *e) {
-	mousePressReleased(e->button());
+	mousePressReleased(e->globalPos(), e->button());
 }
 
-void DialogsInner::mousePressReleased(Qt::MouseButton button) {
+void DialogsInner::mousePressReleased(
+		QPoint globalPosition,
+		Qt::MouseButton button) {
 	auto wasDragging = (_dragging != nullptr);
 	if (wasDragging) {
 		updateReorderIndexGetCount();
 		if (_draggingIndex >= 0) {
-			auto localPosition = mapFromGlobal(QCursor::pos());
 			_pinnedRows[_draggingIndex].yadd.start(0.);
 			_pinnedRows[_draggingIndex].animStartTime = getms();
 			if (!_a_pinnedShifting.animating()) {
@@ -1105,7 +1108,7 @@ void DialogsInner::mousePressReleased(Qt::MouseButton button) {
 	auto searchedPressed = _searchedPressed;
 	setSearchedPressed(-1);
 	if (wasDragging) {
-		updateSelected();
+		selectByMouse(globalPosition);
 	}
 	updateSelectedRow();
 	if (!wasDragging && button == Qt::LeftButton) {
@@ -1439,7 +1442,6 @@ void DialogsInner::updateDialogRow(
 
 void DialogsInner::enterEventHook(QEvent *e) {
 	setMouseTracking(true);
-	updateSelected();
 }
 
 void DialogsInner::updateSelectedRow(Dialogs::Key key) {
@@ -1498,6 +1500,7 @@ void DialogsInner::dragLeft() {
 
 void DialogsInner::clearSelection() {
 	_mouseSelection = false;
+	_lastMousePosition = std::nullopt;
 	if (_importantSwitchSelected
 		|| _selected
 		|| _filteredSelected >= 0
@@ -1516,8 +1519,7 @@ void DialogsInner::contextMenuEvent(QContextMenuEvent *e) {
 	_menu = nullptr;
 
 	if (e->reason() == QContextMenuEvent::Mouse) {
-		_mouseSelection = true;
-		updateSelected();
+		selectByMouse(e->globalPos());
 	}
 
 	const auto key = [&]() -> Dialogs::Key {
@@ -1536,7 +1538,7 @@ void DialogsInner::contextMenuEvent(QContextMenuEvent *e) {
 
 	_menuKey = key;
 	if (_pressButton != Qt::LeftButton) {
-		mousePressReleased(_pressButton);
+		mousePressReleased(e->globalPos(), _pressButton);
 	}
 
 	_menu = base::make_unique_q<Ui::PopupMenu>(this);
@@ -1561,11 +1563,10 @@ void DialogsInner::contextMenuEvent(QContextMenuEvent *e) {
 		if (_menuKey) {
 			updateSelectedRow(base::take(_menuKey));
 		}
-		auto localPos = mapFromGlobal(QCursor::pos());
-		if (rect().contains(localPos)) {
-			_mouseSelection = true;
+		const auto globalPosition = QCursor::pos();
+		if (rect().contains(mapFromGlobal(globalPosition))) {
 			setMouseTracking(true);
-			updateSelected(localPos);
+			selectByMouse(globalPosition);
 		}
 	});
 	_menu->popup(e->globalPos());
@@ -1573,10 +1574,12 @@ void DialogsInner::contextMenuEvent(QContextMenuEvent *e) {
 }
 
 void DialogsInner::onParentGeometryChanged() {
-	auto localPos = mapFromGlobal(QCursor::pos());
-	if (rect().contains(localPos)) {
+	const auto globalPosition = QCursor::pos();
+	if (rect().contains(mapFromGlobal(globalPosition))) {
 		setMouseTracking(true);
-		updateSelected(localPos);
+		if (_mouseSelection) {
+			selectByMouse(globalPosition);
+		}
 	}
 }
 
@@ -1684,7 +1687,7 @@ void DialogsInner::onFilterUpdate(QString newFilter, bool force) {
 			}
 			refresh(true);
 		}
-		setMouseSelection(false, true);
+		clearMouseSelection(true);
 	}
 	if (_state != State::Default) {
 		emit searchMessages();
@@ -1697,7 +1700,7 @@ void DialogsInner::onHashtagFilterUpdate(QStringRef newFilter) {
 		if (!_hashtagResults.empty()) {
 			_hashtagResults.clear();
 			refresh(true);
-			setMouseSelection(false, true);
+			clearMouseSelection(true);
 		}
 		return;
 	}
@@ -1717,7 +1720,7 @@ void DialogsInner::onHashtagFilterUpdate(QStringRef newFilter) {
 		}
 	}
 	refresh(true);
-	setMouseSelection(false, true);
+	clearMouseSelection(true);
 }
 
 DialogsInner::~DialogsInner() {
@@ -1733,9 +1736,8 @@ void DialogsInner::clearSearchResults(bool clearPeerSearchResults) {
 	_lastSearchId = _lastSearchMigratedId = 0;
 }
 
-PeerData *DialogsInner::updateFromParentDrag(QPoint globalPos) {
-	_mouseSelection = true;
-	updateSelected(mapFromGlobal(globalPos));
+PeerData *DialogsInner::updateFromParentDrag(QPoint globalPosition) {
+	selectByMouse(globalPosition);
 	const auto getPeerFromRow = [](Dialogs::Row *row) -> PeerData* {
 		if (const auto history = row ? row->history() : nullptr) {
 			return history->peer;
@@ -2106,9 +2108,10 @@ void DialogsInner::refresh(bool toTop) {
 	update();
 }
 
-void DialogsInner::setMouseSelection(bool mouseSelection, bool toTop) {
-	_mouseSelection = mouseSelection;
-	if (!_mouseSelection && toTop) {
+void DialogsInner::clearMouseSelection(bool clearSelection) {
+	_mouseSelection = false;
+	_lastMousePosition = std::nullopt;
+	if (clearSelection) {
 		if (_state == State::Default) {
 			_selected = nullptr;
 			_importantSwitchSelected = false;
@@ -2215,6 +2218,7 @@ void DialogsInner::clearFilter() {
 }
 
 void DialogsInner::selectSkip(int32 direction) {
+	clearMouseSelection();
 	if (_state == State::Default) {
 		if (_importantSwitchSelected) {
 			if (!shownDialogs()->isEmpty() && direction > 0) {
@@ -2330,6 +2334,7 @@ void DialogsInner::scrollToEntry(const Dialogs::RowDescriptor &entry) {
 }
 
 void DialogsInner::selectSkipPage(int32 pixels, int32 direction) {
+	clearMouseSelection();
 	int toSkip = pixels / int(st::dialogsRowHeight);
 	if (_state == State::Default) {
 		if (!_selected) {
@@ -2457,9 +2462,7 @@ bool DialogsInner::chooseHashtag() {
 		cSetRecentSearchHashtags(recent);
 		Local::writeRecentHashtagsAndBots();
 		emit refreshHashtags();
-
-		_mouseSelection = true;
-		updateSelected();
+		selectByMouse(QCursor::pos());
 	} else {
 		Local::saveRecentSearchHashtags('#' + hashtag->tag);
 		emit completeHashtag(hashtag->tag);
@@ -2534,6 +2537,8 @@ bool DialogsInner::chooseRow() {
 			emit clearSearchQuery();
 		}
 		updateSelectedRow();
+		_mouseSelection = false;
+		_lastMousePosition = std::nullopt;
 		_selected = nullptr;
 		_hashtagSelected
 			= _filteredSelected

Telegram/SourceFiles/dialogs/dialogs_inner_widget.h

@@ -76,8 +76,6 @@ public:
 	MsgId lastSearchId() const;
 	MsgId lastSearchMigratedId() const;
 
-	void setMouseSelection(bool mouseSelection, bool toTop = false);
-
 	enum class State {
 		Default,
 		Filtered,
@@ -93,7 +91,7 @@ public:
 	void onFilterUpdate(QString newFilter, bool force = false);
 	void onHashtagFilterUpdate(QStringRef newFilter);
 
-	PeerData *updateFromParentDrag(QPoint globalPos);
+	PeerData *updateFromParentDrag(QPoint globalPosition);
 
 	void setLoadMoreCallback(Fn<void()> callback) {
 		_loadMoreCallback = std::move(callback);
@@ -154,13 +152,11 @@ private:
 		not_null<Dialogs::FakeRow*> result,
 		const Dialogs::RowDescriptor &entry) const;
 
+	void clearMouseSelection(bool clearSelection = false);
 	void userIsContactUpdated(not_null<UserData*> user);
-	void mousePressReleased(Qt::MouseButton button);
+	void mousePressReleased(QPoint globalPosition, Qt::MouseButton button);
 	void clearIrrelevantState();
-	void updateSelected() {
-		updateSelected(mapFromGlobal(QCursor::pos()));
-	}
-	void updateSelected(QPoint localPos);
+	void selectByMouse(QPoint globalPosition);
 	void loadPeerPhotos();
 	void setImportantSwitchPressed(bool pressed);
 	void setPressed(Dialogs::Row *pressed);
@@ -296,7 +292,7 @@ private:
 	DialogsList _contacts;
 
 	bool _mouseSelection = false;
-	QPoint _mouseLastGlobalPosition;
+	std::optional<QPoint> _lastMousePosition;
 	Qt::MouseButton _pressButton = Qt::LeftButton;
 
 	std::unique_ptr<ImportantSwitch> _importantSwitch;

Telegram/SourceFiles/dialogs/dialogs_widget.cpp

@@ -1378,16 +1378,12 @@ void DialogsWidget::keyPressEvent(QKeyEvent *e) {
 			}
 		}
 	} else if (e->key() == Qt::Key_Down) {
-		_inner->setMouseSelection(false);
 		_inner->selectSkip(1);
 	} else if (e->key() == Qt::Key_Up) {
-		_inner->setMouseSelection(false);
 		_inner->selectSkip(-1);
 	} else if (e->key() == Qt::Key_PageDown) {
-		_inner->setMouseSelection(false);
 		_inner->selectSkipPage(_scroll->height(), 1);
 	} else if (e->key() == Qt::Key_PageUp) {
-		_inner->setMouseSelection(false);
 		_inner->selectSkipPage(_scroll->height(), -1);
 	} else {
 		e->ignore();