hdc (HDC) - input

The device context handle.

pPick (PRECTL) - input

A pointer to a pick window.

The pick window is defined as a RECTL structure in page coordinate space:

xLeft

Minimum x-coordinate of window
yBottom
Minimum y-coordinate
xRight
Maximum x-coordinate of window
yTop
Maximum y-coordinate

pInstance (PVOID) - input

A pointer to instance data.

lFunction (ULONG) - input

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

fSuccess (BOOL) - returns

Return codes.

On completion, the handling routine must return 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_DEV_FUNC_NOT_INSTALLED PMERR_INV_HDC

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