This section describes the window messages handled by the window procedure for
the ANIMATE_CLASS window class.
Message
| Processing performed
|
WM_CLOSE
| Frees the .AVI file or AVI resource associated with the animation control.
|
WM_DESTROY
| Frees the .AVI file or AVI resource, frees an internal data structure, and
then calls the DefWindowProc function.
|
WM_ERASEBKGND
| Erases the window background using the current background color for static
controls.
|
WM_NCCREATE
| Allocates and initializes an internal data structure and then calls DefWindowProc.
|
WM_NCHITTEST
| Returns the HTTRANSPARENT hit test value.
|
WM_PAINT
| Draws an AVI frame in the animation control.
|
WM_SIZE
| Checks if the control has the ACS_CENTER style. If the control does not, it
calls DefWindowProc. Otherwise, it centers the animation in the control, invalidates the control,
and then calls DefWindowProc.
|
