Moved scroll keys from sections to compose controls.

Telegram/SourceFiles/history/view/controls/history_view_compose_controls.cpp

@@ -721,6 +721,11 @@ rpl::producer<not_null<QKeyEvent*>> ComposeControls::keyEvents() const {
 	});
 }
 
+auto ComposeControls::scrollKeyEvents() const
+-> rpl::producer<not_null<QKeyEvent*>> {
+	return _scrollKeyEvents.events();
+}
+
 auto ComposeControls::sendContentRequests(SendRequestType requestType) const {
 	auto filter = rpl::filter([=] {
 		const auto type = (_mode == Mode::Normal)
@@ -947,6 +952,7 @@ void ComposeControls::init() {
 	initSendButton();
 	initWriteRestriction();
 	initVoiceRecordBar();
+	initKeyHandler();
 
 	_botCommandStart->setClickedCallback([=] { setText({ "/" }); });
 
@@ -1048,6 +1054,22 @@ void ComposeControls::drawRestrictedWrite(Painter &p, const QString &error) {
 		style::al_center);
 }
 
+void ComposeControls::initKeyHandler() {
+	_wrap->events(
+	) | rpl::filter([=](not_null<QEvent*> event) {
+		return (event->type() == QEvent::KeyPress);
+	}) | rpl::start_with_next([=](not_null<QEvent*> e) {
+		auto keyEvent = static_cast<QKeyEvent*>(e.get());
+		const auto key = keyEvent->key();
+		if ((key == Qt::Key_Up)
+			|| (key == Qt::Key_Down)
+			|| (key == Qt::Key_PageUp)
+			|| (key == Qt::Key_PageDown)) {
+			_scrollKeyEvents.fire(std::move(keyEvent));
+		}
+	}, _wrap->lifetime());
+}
+
 void ComposeControls::initField() {
 	_field->setMaxHeight(st::historyComposeFieldMaxHeight);
 	updateSubmitSettings();

Telegram/SourceFiles/history/view/controls/history_view_compose_controls.h

@@ -122,6 +122,8 @@ public:
 	[[nodiscard]] rpl::producer<InlineChosen> inlineResultChosen() const;
 	[[nodiscard]] rpl::producer<SendActionUpdate> sendActionUpdates() const;
 	[[nodiscard]] rpl::producer<not_null<QEvent*>> viewportEvents() const;
+	[[nodiscard]] auto scrollKeyEvents() const
+	-> rpl::producer<not_null<QKeyEvent*>>;
 
 	using MimeDataHook = Fn<bool(
 		not_null<const QMimeData*> data,
@@ -189,6 +191,7 @@ private:
 	void initWriteRestriction();
 	void initVoiceRecordBar();
 	void initAutocomplete();
+	void initKeyHandler();
 	void updateSubmitSettings();
 	void updateSendButtonType();
 	void updateHeight();
@@ -290,6 +293,7 @@ private:
 	rpl::event_stream<InlineChosen> _inlineResultChosen;
 	rpl::event_stream<SendActionUpdate> _sendActionUpdates;
 	rpl::event_stream<QString> _sendCommandRequests;
+	rpl::event_stream<not_null<QKeyEvent*>> _scrollKeyEvents;
 
 	TextUpdateEvents _textUpdateEvents = TextUpdateEvents()
 		| TextUpdateEvent::SaveDraft

Telegram/SourceFiles/history/view/history_view_replies_section.cpp

@@ -488,6 +488,11 @@ void RepliesWidget::setupComposeControls() {
 		showAtPosition(pos);
 	}, lifetime());
 
+	_composeControls->scrollKeyEvents(
+	) | rpl::start_with_next([=](not_null<QKeyEvent*> e) {
+		_scroll->keyPressEvent(e);
+	}, lifetime());
+
 	_composeControls->keyEvents(
 	) | rpl::start_with_next([=](not_null<QKeyEvent*> e) {
 		if (e->key() == Qt::Key_Up) {
@@ -501,15 +506,6 @@ void RepliesWidget::setupComposeControls() {
 				_scroll->keyPressEvent(e);
 			}
 			e->accept();
-		} else if (e->key() == Qt::Key_Down) {
-			_scroll->keyPressEvent(e);
-			e->accept();
-		} else if (e->key() == Qt::Key_PageDown) {
-			_scroll->keyPressEvent(e);
-			e->accept();
-		} else if (e->key() == Qt::Key_PageUp) {
-			_scroll->keyPressEvent(e);
-			e->accept();
 		}
 	}, lifetime());
 

Telegram/SourceFiles/history/view/history_view_scheduled_section.cpp

@@ -231,6 +231,11 @@ void ScheduledWidget::setupComposeControls() {
 		showAtPosition(pos);
 	}, lifetime());
 
+	_composeControls->scrollKeyEvents(
+	) | rpl::start_with_next([=](not_null<QKeyEvent*> e) {
+		_scroll->keyPressEvent(e);
+	}, lifetime());
+
 	_composeControls->keyEvents(
 	) | rpl::start_with_next([=](not_null<QKeyEvent*> e) {
 		if (e->key() == Qt::Key_Up) {
@@ -246,9 +251,6 @@ void ScheduledWidget::setupComposeControls() {
 				_scroll->keyPressEvent(e);
 			}
 			e->accept();
-		} else if (e->key() == Qt::Key_Down) {
-			_scroll->keyPressEvent(e);
-			e->accept();
 		}
 	}, lifetime());