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EnumChildProc callback function

An application-defined callback function used with the EnumChildWindows function. It receives the child window handles. The WNDENUMPROC type defines a pointer to this callback function. EnumChildProc is a placeholder for the application-defined function name.

Syntax


BOOL CALLBACK EnumChildProc(
  _In_  HWND hwnd,
  _In_  LPARAM lParam
);

Parameters

hwnd [in]

A handle to a child window of the parent window specified in EnumChildWindows.

lParam [in]

The application-defined value given in EnumChildWindows.

Return value

To continue enumeration, the callback function must return TRUE; to stop enumeration, it must return FALSE.

Remarks

The callback function can carry out any desired task.

An application must register this callback function by passing its address to EnumChildWindows.

Requirements

Minimum supported client

Windows 2000 Professional [desktop apps only]

Minimum supported server

Windows 2000 Server [desktop apps only]

Header

Winuser.h (include Windows.h)

See also

Reference
EnumChildWindows
Conceptual
Windows

 

 

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