Fix macOS media viewer controls hiding.

Telegram/SourceFiles/media/view/media_view_overlay_widget.cpp

@@ -3491,9 +3491,9 @@ void OverlayWidget::setVisibleHook(bool visible) {
 		// QOpenGLWidget can't properly destroy a child widget if
 		// it is hidden exactly after that, so it must be repainted
 		// before it is hidden without the child widget.
-		if (!isHidden() && _streamed) {
+		if (!isHidden()) {
-			_streamed->controls.hide();
 			_dropdown->hideFast();
+			hideChildren();
 			_wasRepainted = false;
 			repaint();
 			if (!_wasRepainted) {

Telegram/SourceFiles/ui/twidget.h

@@ -238,6 +238,25 @@ public:
 		return QMargins();
 	}
 
+	bool inFocusChain() const {
+		return Ui::InFocusChain(this);
+	}
+
+	void hideChildren() {
+		for (auto child : Base::children()) {
+			if (child->isWidgetType()) {
+				static_cast<QWidget*>(child)->hide();
+			}
+		}
+	}
+	void showChildren() {
+		for (auto child : Base::children()) {
+			if (child->isWidgetType()) {
+				static_cast<QWidget*>(child)->show();
+			}
+		}
+	}
+
 	void moveToLeft(int x, int y, int outerw = 0) {
 		auto margins = getMargins();
 		x -= margins.left();
@@ -348,25 +367,6 @@ public:
 	TWidget(QWidget *parent = nullptr) : TWidgetHelper<QWidget>(parent) {
 	}
 
-	bool inFocusChain() const {
-		return Ui::InFocusChain(this);
-	}
-
-	void hideChildren() {
-		for (auto child : children()) {
-			if (child->isWidgetType()) {
-				static_cast<QWidget*>(child)->hide();
-			}
-		}
-	}
-	void showChildren() {
-		for (auto child : children()) {
-			if (child->isWidgetType()) {
-				static_cast<QWidget*>(child)->show();
-			}
-		}
-	}
-
 	// Get the size of the widget as it should be.
 	// Negative return value means no default width.
 	virtual int naturalWidth() const {