public WaitBannerFormHolder(WaitBannerForm form, int?visibleDelayInMilliseconds)
{
_Form = form;
if (visibleDelayInMilliseconds.HasValue)
{
void show_NoThrow()
{
try
{
_Form?.Show();
}
catch (Exception ex)
{
Debug.WriteLine(ex);
}
};
Task.Run(async() =>
{
await Task.Delay(visibleDelayInMilliseconds.Value);
await Dispatcher.UIThread.InvokeAsync(show_NoThrow);
});
}
else
{
_Form.Show();
}
}
public static WaitBannerForm Create(Window owner, CancellationTokenSource cts, string captionText = CAPTION_TEXT, int?visibleDelayInMilliseconds = null)
{
if (owner == null)
{
throw (new ArgumentNullException(nameof(owner)));
}
if (cts == null)
{
throw (new ArgumentNullException(nameof(cts)));
}
//------------------------------------------------------------------------//
//parent.SuspendDrawing();
//try
//{
var form = new WaitBannerForm()
{
_CancellationTokenSource = cts,
_CaptionText = captionText,
_VisibleDelayInMilliseconds = visibleDelayInMilliseconds,
Owner = owner,
};
form.captionLabel.Text = captionText;
/*
* if ( visibleDelayInMilliseconds.HasValue )
* {
* await Task.Delay( visibleDelayInMilliseconds.Value );
* //form.IsVisible = false;
* //form._Timer.Interval = Math.Min( 100, visibleDelayInMilliseconds.Value );
* //form._Timer.Enabled = true;
* }
* form.Show();
*/
//parent.Controls.Add( form );
//form.BringToFront();
//form.Anchor = AnchorStyles.None;
//form.Location = new Point( (parent.Width - form.Width) / 2, (parent.Height - form.Height) / 2 );
//Application.DoEvents();
return(form);
//}
//finally
//{
// parent.ResumeDrawing();
//}
}
public void Dispose()
{
if (_Form != null)
{
try
{
_Form.Close();
_Form = null;
}
catch (Exception ex)
{
Debug.WriteLine(ex);
}
}
}
public static IDisposable CreateAndShow(Window owner, CancellationTokenSource cts, string captionText = CAPTION_TEXT, int?visibleDelayInMilliseconds = null)
{
if (owner == null)
{
throw (new ArgumentNullException(nameof(owner)));
}
if (cts == null)
{
throw (new ArgumentNullException(nameof(cts)));
}
//------------------------------------------------------------------------//
var form = new WaitBannerForm()
{
_CancellationTokenSource = cts,
_CaptionText = captionText,
_VisibleDelayInMilliseconds = visibleDelayInMilliseconds,
Owner = owner,
};
form.captionLabel.Text = captionText;
return(new WaitBannerFormHolder(form, visibleDelayInMilliseconds));
}
