WM_HELP (Compact 2013)
3/28/2014
This message indicates that the user pressed the F1 key. If a menu is active when F1 is pressed, WM_HELP is sent to the window associated with the menu; otherwise, WM_HELP is sent to the window that has the keyboard focus. If no window has the keyboard focus, WM_HELP is sent to the currently active window.
Syntax
WM_HELP
wParam = 0;
lParam = 0;
Return Value
Returns TRUE.
Remarks
The DefWindowProc function passes WM_HELP to the parent window of a child window or to the owner of a top-level window.
Requirements
Header |
winuser.h |