Description

GreGetHandle returns the handle or variable (stored in the DC corresponding to iIndex) previously set by GreSetHandle.

This function is supported by the graphics engine.

#define INCL_GRE_DCS
#include <os2.h>

HDC      hdc;        /*  Device context handle. */
ULONG    iIndex;     /*  Index value. */
PVOID    pInstance;  /*  Pointer to instance data. */
ULONG    lFunction;  /*  High-order WORD=flags; low-order WORD=NGreGetHandle. */
LONG     rc;         /*  Return code. */

rc = GreGetHandle(hdc, iIndex, pInstance,
       lFunction);