static public void DoDialog(this OpenFileDialog item, Process <string[]> process)
{
item.ShowAsync(AvaloniaEngine.GetMainWindow())
.ContinueWith(t => t.Result.IfNotNull(r => process(r)));
}
static public void DoDialog <T>(this Window item, Process <T> process)
{
item.ShowDialog <T>(AvaloniaEngine.GetMainWindow())
.ContinueWith(t => t.Result.IfNotNull(r => process(r)));
}
