Submit MuteSettingsBox by Enter.

Telegram/SourceFiles/boxes/mute_settings_box.cpp

@@ -21,6 +21,10 @@ constexpr auto kForeverHours = 24 * 365;
 
 } // namespace
 
+MuteSettingsBox::MuteSettingsBox(QWidget *parent, not_null<PeerData*> peer)
+: _peer(peer) {
+}
+
 void MuteSettingsBox::prepare() {
 	setTitle(langFactory(lng_disable_notifications_from_tray));
 	auto y = 0;
@@ -67,15 +71,25 @@ void MuteSettingsBox::prepare() {
 		- st::boxOptionListSkip
 		+ st::defaultCheckbox.margin.bottom();
 
-	addButton(langFactory(lng_box_ok), [this, group] {
+	_save = [=] {
-		auto muteForSeconds = group->value() * 3600;
+		const auto muteForSeconds = group->value() * 3600;
 		Auth().data().updateNotifySettings(
 			_peer,
 			muteForSeconds);
 		closeBox();
-	});
+	};
+	addButton(langFactory(lng_box_ok), _save);
 	addButton(langFactory(lng_cancel), [this] { closeBox(); });
 
 	setDimensions(st::boxWidth, y);
 }
+
+void MuteSettingsBox::keyPressEvent(QKeyEvent *e) {
+	if (e->key() == Qt::Key_Enter || e->key() == Qt::Key_Return) {
+		if (_save) {
+			_save();
+		}
+	}
+}
+
 // vi: ts=4 tw=80

Telegram/SourceFiles/boxes/mute_settings_box.h

@@ -13,17 +13,17 @@ Copyright (C) 2017, Nicholas Guriev <guriev-ns@ya.ru>
  * turning off notifications from a chat. The widget is opened by a context menu
  * in the left list of dialogues. */
 class MuteSettingsBox : public BoxContent {
-	Q_OBJECT
+public:
+	MuteSettingsBox(QWidget *parent, not_null<PeerData*> peer);
 
-  public:
+protected:
-	MuteSettingsBox(QWidget *parent, not_null<PeerData*> peer)
-	  : _peer(peer) {
-	}
-
-  protected:
 	void prepare() override;
 
-  private:
+	void keyPressEvent(QKeyEvent *e) override;
+
+private:
 	not_null<PeerData*> _peer;
+	Fn<void()> _save;
+
 };
 // vi: ts=4 tw=80