HELPINFO

Overview

Group

Quick Info

Windows NT
Yes
Win95
Yes
Win32s
No
Import Library
-
Header File
winuser.h
Unicode
No
Platform Notes
None

The HELPINFO structure contains information about an item for which context-sensitive help has been requested.

typedef struct tagHELPINFO { // hi

UINT cbSize;

int iContextType

int iCtrlId;

HANDLE hItemHandle;

DWORD dwContextId;

POINT MousePos;

} HELPINFO, FAR *LPHELPINFO;

Members
cbSize
Specifies the structure size, in bytes.

iContextType
Specifies the type of context for which help is requested. This member can be one of the following values:

Value	Meaning
HELPINFO_MENUITEM	Help requested for a menu item
HELPINFO_WINDOW	Help requested for a control or window

iCtrlId
Specifies the identifier of the window or control if iContextType is HELPINFO_WINDOW. Specifies the identifier of the menu item if iContextType is HELPINFO_MENUITEM.

hItemHandle
Identifies the child window or control if iContextType is HELPINFO_WINDOW. Identifies the associated menu if iContextType is HELPINFO_MENUITEM.

dwContextId
Specifies the help context identifier of the window or control.

MousePos
Specifies a POINT structure that contains the screen coordinates of the mouse cursor. This is useful for providing help based on the position of the mouse cursor.