How can I assign the 'Close on Escape-key press' behavior to all WPF windows within a project?

Question

Is there any straightforward way of telling the whole WPF application to react to Escape key presses by attempting to close the currently focused widow? It is not a great bo

Answer 1

You can also use PreviewKeyDown Event

PreviewKeyDown="UserControl_PreviewKeyDown"

Code behind call you close command

private void UserControl_PreviewKeyDown(object sender, System.Windows.Input.KeyEventArgs e)
        {
            if (e.Key == Key.Escape)
            {
                _vm.OnCloseCommand(sender);
            }
        }