private void SetDragRegionForCustomTitleBar(AppWindow appWindow)
{
//Infer titlebar height
int titleBarHeight = appWindow.TitleBar.Height;
MyTitleBar.Height = titleBarHeight;
// Get caption button occlusion information
// Use LeftInset if you've explicitly set your window layout to RTL or if app language is a RTL language
int CaptionButtonOcclusionWidth = appWindow.TitleBar.RightInset;
// Define your drag Regions
int windowIconWidthAndPadding = MyWindowIcon.Width + MyWindowIcon.Margin.Right;
int dragRegionWidth = appWindow.Size.Width - (CaptionButtonOcclusionWidth + windowIconWidthAndPadding);
Windows.Graphics.RectInt32[] dragRects = new Windows.Graphics.RectInt32[] { };
Windows.Graphics.RectInt32 dragRect;
dragRect.X = windowIconWidthAndPadding;
dragRect.Y = 0;
dragRect.Height = titleBarHeight;
dragRect.Width = dragRegionWidth;
appWindow.TitleBar.SetDragRectangles(dragRects.Append(dragRect).ToArray());
}
private void TitlebarCustomBtn_Click(object sender, RoutedEventArgs e)
{
_mainAppWindow.TitleBar.ExtendsContentIntoTitleBar = !_mainAppWindow.TitleBar.ExtendsContentIntoTitleBar;
// Check to see if customization is supported. Currently only supported on Windows 11.
if (AppWindowTitleBar.IsCustomizationSupported() && _mainAppWindow.TitleBar.ExtendsContentIntoTitleBar)
{
// Show the custom titlebar
_mainWindow.MyTitleBar.Visibility = Visibility.Visible;
// Set Button colors to match the custom titlebar
_mainAppWindow.TitleBar.ButtonBackgroundColor = Colors.Blue;
_mainAppWindow.TitleBar.ButtonForegroundColor = Colors.White;
_mainAppWindow.TitleBar.ButtonInactiveBackgroundColor = Colors.Blue;
_mainAppWindow.TitleBar.ButtonInactiveForegroundColor = Colors.White;
_mainAppWindow.TitleBar.ButtonHoverBackgroundColor = Colors.Green;
_mainAppWindow.TitleBar.ButtonHoverForegroundColor = Colors.White;
_mainAppWindow.TitleBar.ButtonPressedBackgroundColor = Colors.Green;
_mainAppWindow.TitleBar.ButtonPressedForegroundColor = Colors.White;
//Infer titlebar height
int titleBarHeight = _mainAppWindow.TitleBar.Height;
_mainWindow.MyTitleBar.Height = titleBarHeight;
// Get caption button occlusion information
// Use LeftInset if you've explicitly set your window layout to RTL or if app language is a RTL language
int CaptionButtonOcclusionWidth = _mainAppWindow.TitleBar.RightInset;
// Define your drag Regions
int windowIconWidthAndPadding = (int)_mainWindow.MyWindowIcon.ActualWidth + (int)_mainWindow.MyWindowIcon.Margin.Right;
int dragRegionWidth = _mainAppWindow.Size.Width - (CaptionButtonOcclusionWidth + windowIconWidthAndPadding);
Windows.Graphics.RectInt32[] dragRects = new Windows.Graphics.RectInt32[] { };
Windows.Graphics.RectInt32 dragRect;
dragRect.X = windowIconWidthAndPadding;
dragRect.Y = 0;
dragRect.Height = titleBarHeight;
dragRect.Width = dragRegionWidth;
var dragRectsArray = dragRects.Append(dragRect).ToArray();
_mainAppWindow.TitleBar.SetDragRectangles(dragRectsArray);
}
else
{
// Bring back the default titlebar
_mainWindow.MyTitleBar.Visibility = Visibility.Collapsed;
_mainAppWindow.TitleBar.ResetToDefault();
}
}
