WM_MENUCHAR
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4/8/2010
This message is sent when a menu is active and the user presses a key that does not correspond to any mnemonic or accelerator key. This message is sent to the window that owns the menu.
Syntax
WM_MENUCHAR
chUser = (char)LOWORD(wParam);
fuFlag = (UINT)HIWORD(wParam);
hmenu = (HMENU)lParam;
Parameters
- chUser
Value of the low-order word of wParam. Specifies the character code that corresponds to the key the user pressed.
fuFlag
Value of the high-order word of wParam. Specifies the type of the active menu and must be value shown in the following table.Value Description MF_POPUP
Drop-down menu, submenu, or shortcut menu
- hmenu
Handle to the active menu.
Return Value
An application that processes this message should return one of the following values in the high-order word of the return value.
| Value | Description |
|---|---|
MNC_IGNORE |
Informs the system that it should discard the character the user pressed and create a short beep on the system speaker. |
MNC_CLOSE |
Informs the system that it should close the active menu. |
MNC_EXECUTE |
Informs the system that it should choose the item specified in the low-order word of the return value. The owner window receives a WM_COMMAND message. |
MNC_SELECT |
Informs the system that it should select the item specified in the low-order word of the return value. |
Remarks
The low-order word is ignored if the high-order word contains 0 or 1. An application should process this message when an accelerator is used to select a menu item that displays a bitmap.
Requirements
| Header | winuser.h |
| Windows Embedded CE | Windows CE 1.0 and later |
| Windows Mobile | Windows Mobile Version 5.0 and later |