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

Requirement	Value
Minimum supported client	Windows Vista [desktop apps only]
Minimum supported server	Windows Server 2003 [desktop apps only]
Header	Commctrl.h