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.
See Also