hdc (HDC) - input

Device context handle.

prclGraphicsField (PRECTL) - input

Pointer to graphics field.

RECTL structure:

xLeft

Minimum X-coordinate of graphics field
yBottom
Minimum Y-coordinate
xRight
Maximum X-coordinate of graphics field
yTop
Maximum Y-coordinate

pInstance (PVOID) - input

Pointer to instance data.

lFunction (ULONG) - input

High-order WORD=flags; low-order WORD=NGreGetGraphicsField.

fSuccess (BOOL) - returns

Return codes.

This function returns BOOLEAN (fSuccess).

TRUE

Successful
FALSE
Error
Possible Errors Detected: When an error is detected, the handling routine must call WinSetErrorInfo to post the condition. Error codes for conditions that the handling routine is expected to check include:

PMERR_HDC_BUSY PMERR_INV_HDC

Refer to the "Error Explanations" section in the Presentation Manager Programming Reference for further explanation.

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