internal ChocolateyDialogController(ChocolateyDialog dialog, Func <Task> closeCallBack)
{
WrappedDialog = dialog;
CloseCallback = closeCallBack;
IsOpen = dialog.IsVisible;
WrappedDialog.PART_NegativeButton.Dispatcher.Invoke(
() => { WrappedDialog.PART_NegativeButton.Click += PART_NegativeButton_Click; });
}
internal ChocolateyDialogController(ChocolateyDialog dialog, Func<Task> closeCallBack)
{
this.WrappedDialog = dialog;
this.CloseCallback = closeCallBack;
this.IsOpen = dialog.IsVisible;
this.WrappedDialog.PART_NegativeButton.Dispatcher.Invoke(new Action(() =>
{
this.WrappedDialog.PART_NegativeButton.Click += PART_NegativeButton_Click;
}));
}
public Task<ChocolateyDialogController> ShowChocolateyDialogAsync(string title, bool isCancelable = false, MetroDialogSettings settings = null)
{
return (Task<ChocolateyDialogController>)Dispatcher.Invoke(new Func<Task<ChocolateyDialogController>>(async () =>
{
// create the dialog control
var dialog = new ChocolateyDialog(this)
{
Title = title,
IsCancelable = isCancelable,
OutputBufferCollection = _progressService.Output
};
if (settings == null)
{
settings = MetroDialogOptions;
}
dialog.NegativeButtonText = settings.NegativeButtonText;
await this.ShowMetroDialogAsync(dialog);
return new ChocolateyDialogController(dialog, () => this.HideMetroDialogAsync(dialog));
}));
}
public async Task StartLoading(string title = null, bool isCancelable = false)
{
using (await this._lock.LockAsync())
{
var currentCount = Interlocked.Increment(ref this._loadingItems);
if (currentCount == 1)
{
var chocoDialg = new ChocolateyDialog(this.MainWindow);
this._progressController = await this.MainWindow.ShowChocolateyDialogAsync(title, isCancelable);
this._progressController.SetIndeterminate();
if (isCancelable)
{
this._cst = new CancellationTokenSource();
this._progressController.OnCanceled += dialog =>
{
if (this._cst != null)
{
_cst.Cancel();
}
};
}
this._output.Clear();
this._isLoading = true;
this.NotifyPropertyChanged("IsLoading");
}
}
}