public DialogResult ShowDialog(string title, IDialogViewModel viewModel)
{
if (viewModel == null)
{
throw new ArgumentNullException(nameof(viewModel));
}
var window = new DialogWindow
{
Title = title,
Owner = Application.Current.MainWindow,
DataContext = viewModel
};
try
{
DialogShown?.Invoke(this, EventArgs.Empty);
window.ShowDialog();
viewModel.Close(window.Result);
}
finally
{
DialogClosed?.Invoke(this, EventArgs.Empty);
}
return(window.Result);
}
private void OnDialogDismissFinished()
{
DialogsManager.CurrentlyDisplayedDialog = null;
DialogShown?.Invoke(this, EventArgs.Empty);
_showSemaphore?.Release();
_showSemaphore = null;
}
/// <summary>
/// Shows the dialog with given parameter.
/// </summary>
/// <param name="parameter">Parameter which can be passed to dialog's ViewModel.</param>
public void Show(object parameter = null)
{
DialogsManager.CurrentlyDisplayedDialog = this;
DialogWillShow?.Invoke(this, EventArgs.Empty);
Parameter = parameter;
Show(ConfiguredFragmentManager, FragmentTag);
OnShown();
DialogShown?.Invoke(this, EventArgs.Empty);
}
/// <summary>
/// Shows the dialog with given parameter.
/// </summary>
/// <param name="parameter">Parameter which can be passed to dialog's ViewModel.</param>
public async void Show(object parameter = null)
{
DialogsManager.CurrentlyDisplayedDialog = this;
DialogWillShow?.Invoke(this, EventArgs.Empty);
Parameter = parameter;
await base.ShowAsync(ContentDialogPlacement.Popup);
OnShown();
DialogShown?.Invoke(this, EventArgs.Empty);
}
/// <summary>
/// Starts the dialog and displays it on screen.
/// </summary>
public new void Show()
{
base.Show();
DialogShown?.Invoke(this, EventArgs.Empty);
}
private void OnDialogShown(DialogEventArgs e)
{
DialogShown?.Invoke(this, e);
}
public void OnDialogShown()
{
DialogShown?.Invoke(this, null);
}