FMEVENT_HELPMENUITEM message
Sent to a File Manager extension DLL procedure when the user presses F1 on a menu or toolbar command item. The extension should call WinHelp, with that function's hwnd parameter set to the value of the extension's hwnd parameter.
Parameters
-
wParam
- Must be zero.
-
uItem
-
A value that identifies the menu or toolbar command item for which Help is desired. The extension procedure uses this value to determine how best to call WinHelp.
Return value
An extension DLL procedure should return zero if it processes this message.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows 2000 Professional [desktop apps only] |
| Minimum supported server |
Windows 2000 Server [desktop apps only] |
| Header |
|
See also