public static void ShowPreview(GUI owner, Song song, Point location)
{
if(_this != null)
{
if(_this.song == song)
{
return; // do nothing
}
if(!_this.IsDisposed)
{
_this.Close();
}
_this = null;
}
_this = new Preview(owner, song, location);
_this.Show();
_this.Focus();
}
private void Preview_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
if(this.closingTask != null)
{
this.closingTask.Abort();
}
Preview._this = null;
}
