private void windowObserver_DoWork(object sender, DoWorkEventArgs e)
{
Size sourceSize = DesktopWindowManager.QueryThumbnailSourceSize(thumbnail);
while (ApplicationWindow.GetApplicationWindows().Any(window => window.Handle == windowHandle))
{
Size size = DesktopWindowManager.QueryThumbnailSourceSize(thumbnail);
if (!sourceSize.Equals(size))
{
sourceSize = size;
OnSourceSizeChanged(EventArgs.Empty);
}
}
}
