/// <summary>Raises the <see cref="E:System.Windows.Forms.Form.Load" /> event.</summary>
/// <param name="e">An <see cref="T:System.EventArgs" /> that contains the event data. </param>
protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
_gifAnim = new GifAnimator(SynchronizationContext.Current);
_gallery = new ImageGallery(Font, DeviceDpi, _gifAnim);
try
{
Cursor.Current = Cursors.WaitCursor;
// Load our image data.
_gallery.LoadImages(GorgonApplication.StartupPath.FullName);
// Begin our animation.
_gifAnim.Animate(() =>
{
using (System.Drawing.Graphics graphics = CreateGraphics())
{
_gallery.RefreshGif(graphics);
}
});
}
catch (Exception ex)
{
GorgonExample.HandleException(ex);
GorgonApplication.Quit();
}
finally
{
Cursor.Current = Cursors.Default;
}
}
/// <summary>Raises the <see cref="E:System.Windows.Forms.Form.FormClosing" /> event.</summary>
/// <param name="e">A <see cref="T:System.Windows.Forms.FormClosingEventArgs" /> that contains the event data. </param>
protected override async void OnFormClosing(FormClosingEventArgs e)
{
base.OnFormClosing(e);
if (_gifAnim == null)
{
return;
}
try
{
Cursor.Current = Cursors.WaitCursor;
// Cancel form closure because we need to wait until the thread is done prior to moving on.
e.Cancel = true;
try
{
await _gifAnim.CancelAsync();
}
catch (OperationCanceledException)
{
// Do nothing, this could happen in Task.Delay.
}
e.Cancel = false;
_gallery.Dispose();
_gifAnim = null;
}
finally
{
Cursor.Current = Cursors.Default;
}
Close();
}
