Export panel minimizes to a top bar, like a Call.

Telegram/SourceFiles/ui/widgets/separate_panel.cpp

@@ -37,6 +37,8 @@ SeparatePanel::SeparatePanel()
 void SeparatePanel::setTitle(rpl::producer<QString> title) {
 	_title.create(this, std::move(title), st::separatePanelTitle);
 	_title->setAttribute(Qt::WA_TransparentForMouseEvents);
+	_title->show();
+	updateTitleGeometry(width());
 }
 
 void SeparatePanel::initControls() {
@@ -45,10 +47,7 @@ void SeparatePanel::initControls() {
 		_back->moveToLeft(_padding.left(), _padding.top());
 		_close->moveToRight(_padding.right(), _padding.top());
 		if (_title) {
-			_title->resizeToWidth(width
-				- _padding.left() - _back->width()
-				- _padding.right() - _close->width());
-			updateTitlePosition();
+			updateTitleGeometry(width);
 		}
 	}, lifetime());
 
@@ -64,6 +63,13 @@ void SeparatePanel::initControls() {
 	_titleLeft.finish();
 }
 
+void SeparatePanel::updateTitleGeometry(int newWidth) {
+	_title->resizeToWidth(newWidth
+		- _padding.left() - _back->width()
+		- _padding.right() - _close->width());
+	updateTitlePosition();
+}
+
 void SeparatePanel::updateTitlePosition() {
 	if (!_title) {
 		return;
@@ -100,6 +106,15 @@ void SeparatePanel::setBackAllowed(bool allowed) {
 	}
 }
 
+void SeparatePanel::setHideOnDeactivate(bool hideOnDeactivate) {
+	_hideOnDeactivate = hideOnDeactivate;
+	if (!_hideOnDeactivate) {
+		showAndActivate();
+	} else if (!isActiveWindow()) {
+		hideGetDuration();
+	}
+}
+
 void SeparatePanel::showAndActivate() {
 	toggleOpacityAnimation(true);
 	raise();
@@ -115,6 +130,13 @@ void SeparatePanel::keyPressEvent(QKeyEvent *e) {
 	return RpWidget::keyPressEvent(e);
 }
 
+bool SeparatePanel::eventHook(QEvent *e) {
+	if (e->type() == QEvent::WindowDeactivate && _hideOnDeactivate) {
+		hideGetDuration();
+	}
+	return RpWidget::eventHook(e);
+}
+
 void SeparatePanel::initLayout() {
 	setWindowFlags(Qt::WindowFlags(Qt::FramelessWindowHint)
 		| Qt::WindowStaysOnTopHint
@@ -506,7 +528,8 @@ void SeparatePanel::mousePressEvent(QMouseEvent *e) {
 			_dragging = true;
 			_dragStartMousePosition = e->globalPos();
 			_dragStartMyPosition = QPoint(x(), y());
-		} else if (!rect().contains(e->pos())) {
+		} else if (!rect().contains(e->pos()) && _hideOnDeactivate) {
+			hideGetDuration();
 		}
 	}
 }