public async Task <bool?> ShowDialog(object dialogViewModel)
{
var window = Application.Current.MainWindow;
if (window == null)
{
return(null);
}
if (!WindowChromeBehavior.GetIsEnable(window))
{
return(null);
}
WindowChromeBehavior.SetDialogContent(window, dialogViewModel);
var dialogContentControl = window.FindChildrenFromTemplate <ContentControl>("PART_DialogContainer");
if (dialogContentControl == null)
{
return(null);
}
await Task.Delay(100);
var dialog = dialogContentControl.FindChildren <MetroDialog>().FirstOrDefault();
if (dialog == null)
{
return(false);
}
await Task.Run(() =>
{
while (dialog.IsVisible)
{
}
});
return(dialog.DialogResult);
}
private void CloseButton_Click(object sender, RoutedEventArgs e)
{
WindowChromeBehavior.SetDialogContent(Application.Current.MainWindow, null);
this.DialogResult = false;
}