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DFM_WM_INITMENUPOPUP message

  • Článek

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.

DFM_WM_INITMENUPOPUP 

    wParam = (WPARAM);

    lParam = (LPARAM);

Parameters

wParam [in]

A handle to the drop-down menu or submenu.

lParam [in]

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.

Requirements

Requirement Value
Minimum supported client
 Windows Vista [desktop apps only]
Minimum supported server
 Windows Server 2008 [desktop apps only]
Header
Shlobj.h