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 WM_INITMENUPOPUP

The WM_INITMENUPOPUP message is sent when a drop-down menu or submenu is about to become active. This allows an application to modify the menu before it is displayed, without changing the entire menu.

Syntax

    WM_INITMENUPOPUP
        WPARAM wParam
        LPARAM lParam;

Parameters

• wParam
  Handle to the drop-down menu or submenu.
• lParam
  The low-order word specifies the zero-based relative position of the menu item that opens the drop-down menu or submenu. The high-order word indicates whether the drop-down menu is the window menu. If the menu is the window menu, this parameter is TRUE; otherwise, it is FALSE.

Return Value

If an application processes this message, it should return zero.

Notification Requirements

• Minimum DLL Version None
• Header Declared in Winuser.h, include Windows.h
• Minimum operating systems Windows 95, Windows NT 3.1

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Notebook exported on Monday, 7 July 2008, 18:56:50 PM Eastern Daylight Time