ET++: Stepping through the redraw of a changed ImageItem
The window passes the invalid rectangle on to its WindowPort. MakePort() creates a
port for the window if there isn't already one, and returns one if there is one.
void Window::InvalidateRect(Rectangle r)
{
MakePort()->InvalidateRect(r);
}
Back to the top of the invalidate/redraw description
Back to the top of the ET++ pages