GOBJENUMPROC callback function (wingdi.h)

The EnumObjectsProc function is an application-defined callback function used with the EnumObjects function. It is used to process the object data. The GOBJENUMPROC type defines a pointer to this callback function. EnumObjectsProc is a placeholder for the application-defined function name.

Syntax

GOBJENUMPROC Gobjenumproc;

int Gobjenumproc(
  LPVOID unnamedParam1,
  LPARAM unnamedParam2
)
{...}

Parameters

unnamedParam1

unnamedParam2

Return value

To continue enumeration, the callback function must return a nonzero value. This value is user-defined.

To stop enumeration, the callback function must return zero.

Remarks

An application must register this function by passing its address to the EnumObjects function.

Requirements

See also

Device Context Functions

Device Contexts Overview

EnumObjects

GlobalAlloc

GlobalLock

LOGBRUSH

LOGPEN