WinQueryPointer: Difference between revisions
Created page with "This function ''returns the pointer handle for hwndDeskTop''. ==Syntax== WinQueryPointer(hwndDeskTop) ==Parameters== ;hwndDeskTop (HWND) - Input : Desktop-window handle. :;HWND_DESKTOP :: The desktop-window handle :;Other :: Specified desktop-window handle. ==Returns== ;hptrPointer (HPOINTER) - returns : Pointer handle. :;NULLHANDLE :: Error occurred. ==Remarks== ''(No additional remarks were provided in the original text.)'' ==Errors== Possible returns fro..." |
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* [[WinDrawPointer]] | * [[WinDrawPointer]] | ||
* [[WinLoadPointer]] | * [[WinLoadPointer]] | ||
* [[WinQueryPointerInfo]] | * [[WinQueryPointerInfo]] | ||
* [[WinQueryPointerPos]] | * [[WinQueryPointerPos]] | ||
Revision as of 03:23, 9 April 2025
This function returns the pointer handle for hwndDeskTop.
Syntax
WinQueryPointer(hwndDeskTop)
Parameters
- hwndDeskTop (HWND) - Input
- Desktop-window handle.
- HWND_DESKTOP
- The desktop-window handle
- Other
- Specified desktop-window handle.
Returns
- hptrPointer (HPOINTER) - returns
- Pointer handle.
- NULLHANDLE
- Error occurred.
Remarks
(No additional remarks were provided in the original text.)
Errors
Possible returns from WinGetLastError:
- PMERR_INVALID_HWND (0x1001)
- An invalid window handle was specified.
Example Code
#define INCL_WINPOINTERS /* Or use INCL_WIN, INCL_PM, */ #include <os2.h> HWND hwndDeskTop; /* Desktop-window handle. */ HPOINTER hptrPointer; /* Pointer handle. */ hptrPointer = WinQueryPointer(hwndDeskTop);
This example obtains the pointer handle from the desktop window handle.
#define INCL_WINPOINTERS #define INCL_WINDESKTOP #include <OS2.H> HAB hab; HPOINTER hpointer; hpointer = WinQueryPointer(HWND_DESKTOP);