This function queries the colors currently being used by a control window.

Note: If you are interested in the default colors used by PM controls, see Colors Used by PM Controls.

#define INCL_WINSYS /* Or use INCL_WIN, INCL_PM, */
#include <os2.h>

HWND         hwnd;       /*  Window handle. */
LONG         clrType;    /*  Control color index. */
ULONG        fCtlColor;  /*  Control Color Flags. */
ULONG        cCtlColor;  /*  Number of items available in pCtlColor. */
PCTLCOLOR    pCtlColor;  /*  Array of control colors, each comprising an index and value pair. */
LONG         rc;         /*  Number of control colors returned in pCtlColor. */

rc = WinQueryControlColors(hwnd, clrType,
       fCtlColor, cCtlColor, pCtlColor);

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