/// <summary>
/// Change window state on MouseDoubleClick
/// </summary>
/// <param name="window"></param>
/// <param name="e"></param>
internal static void DoThumbMouseDoubleClick(Window window, MouseButtonEventArgs e)
{
// restore/maximize only with left button
if (e.ChangedButton == MouseButton.Left)
{
// we can maximize or restore the window if the title bar height is set (also if title bar is hidden)
var canResize = window.ResizeMode == ResizeMode.CanResizeWithGrip || window.ResizeMode == ResizeMode.CanResize;
var mousePos = Mouse.GetPosition(window);
var isMouseOnTitlebar = mousePos.Y <= window.TitleBarHeight && window.TitleBarHeight > 0;
if (canResize && isMouseOnTitlebar)
{
#pragma warning disable 618
if (window.WindowState == WindowState.Normal)
{
SystemCommands.MaximizeWindow(window);
}
else
{
SystemCommands.RestoreWindow(window);
}
#pragma warning restore 618
e.Handled = true;
}
}
}
private void OnRestoreWindow(object target, ExecutedRoutedEventArgs e)
{
#if NET4
Microsoft.Windows.Shell.SystemCommands.RestoreWindow(this);
#else
SystemCommands.RestoreWindow(this);
#endif
}