private void CreateImage(bool isGif)
{
if (isGif)
{
if (this._gifAnimation == null)
{
this._gifAnimation = new GifAnimation();
this._gifAnimation.Stretch = this.Stretch;
this._gifAnimation.StretchDirection = this.StretchDirection;
this.AddChild(this._gifAnimation);
}
}
else if (this._image == null)
{
this._image = new Image();
if (this.StretchWithStatic != Stretch.None)
{
this._image.Stretch = this.StretchWithStatic;
}
else
{
this._image.Stretch = this.Stretch;
}
this._image.StretchDirection = this.StretchDirection;
this.AddChild(this._image);
}
}
private void ImageEx_Unloaded(object sender, RoutedEventArgs e)
{
base.Unloaded -= new RoutedEventHandler(this.ImageEx_Unloaded);
base.MouseLeftButtonUp -= new MouseButtonEventHandler(this.ImageEx_MouseLeftButtonUp);
base.MouseLeftButtonDown -= new MouseButtonEventHandler(this.ImageEx_MouseLeftButtonDown);
if (this._gifAnimation != null)
{
this._gifAnimation.Destroy();
this._gifAnimation = null;
}
}
private void DeletePreviousImage()
{
if (this._image != null)
{
base.RemoveLogicalChild(this._image);
base.Content = null;
this._image = null;
}
if (this._gifAnimation != null)
{
base.RemoveLogicalChild(this._gifAnimation);
base.Content = null;
this._gifAnimation.Destroy();
this._gifAnimation = null;
}
if (base.Content != null)
{
base.RemoveLogicalChild(base.Content);
base.Content = null;
}
}