ACN_START notification code

Notifies an animation control's parent window that the associated AVI clip has started playing. This notification code is sent in the form of a WM_COMMAND message.

ACN_START 

    WPARAM wParam;
    LPARAM lParam;

Parameters

wParam

The LOWORD contains the animation control's identifier. The HIWORD specifies the notification code.

lParam

An HWND that specifies the handle to the animation control.

Requirements