Update title bar label when the widget's title changes. (#798)

src/DockAreaWidget.cpp

@@ -934,6 +934,19 @@ void CDockAreaWidget::updateTitleBarVisibility()
 }
 
 
+//============================================================================
+void CDockAreaWidget::updateWindowTitle()
+{
+	auto currentWidget = d->ContentsLayout->currentWidget();
+	if (d->TitleBar && currentWidget)
+	{
+		d->TitleBar->autoHideTitleLabel()->setText(currentWidget->windowTitle());
+	}
+
+	markTitleBarMenuOutdated();
+}
+
+
 //============================================================================
 void CDockAreaWidget::markTitleBarMenuOutdated()
 {

src/DockAreaWidget.h

@@ -165,6 +165,11 @@ protected:
 	 */
 	void internalSetCurrentDockWidget(CDockWidget* DockWidget);
 
+	/**
+	 * Call this function to update the window title
+	 */
+	void updateWindowTitle();
+
 	/**
 	 * Marks tabs menu to update
 	 */

src/DockWidget.cpp

@@ -883,7 +883,7 @@ bool CDockWidget::event(QEvent *e)
 			}
 			if (d->DockArea)
 			{
-				d->DockArea->markTitleBarMenuOutdated();//update tabs menu
+				d->DockArea->updateWindowTitle();
 			}
 
 			auto FloatingWidget = floatingDockContainer();