static private void WindowActionFunc(object sender, ExecutedRoutedEventArgs e, WindowCommandType commandType)
{
Action <Window>?action = commandType switch
{
WindowCommandType.CloseWindow => new Action <Window>(SystemCommands.CloseWindow),
WindowCommandType.MaximizeWindow => new Action <Window>(SystemCommands.MaximizeWindow),
WindowCommandType.MinimizeWindow => new Action <Window>(SystemCommands.MinimizeWindow),
WindowCommandType.RestoreWindow => new Action <Window>(SystemCommands.RestoreWindow),
_ => null
};
if (action == null)
{
return;
}
var turget = sender;
while (turget is FrameworkElement element)
{
if (element is Window)
{
break;
}
turget = element.Parent;
}
if (turget is Window window)
{
action(window);
}
}
}
public WindowCommand(WindowCommandType commandType)
{
_commandType = commandType;
}
public WindowCommand(WindowCommandType commandType)
{
_commandType = commandType;
}
static ExecutedRoutedEventHandler GetEventHandler(WindowCommandType commandType)
{
return(new ExecutedRoutedEventHandler((obj, t) => WindowActionFunc(obj, t, commandType)));
}
