com.sun.jna.platform.win32

Interface WinUser.WindowProc

All Superinterfaces:

AltCallingConvention, Callback, StdCall, StdCallLibrary.StdCallCallback

Enclosing interface:

WinUser

public static interface WinUser.WindowProc
extends StdCallLibrary.StdCallCallback

An application-defined function that processes messages sent to a window. The WNDPROC type defines a pointer to this callback function. WindowProc is a placeholder for the application-defined function name.

Nested Class Summary

Nested classes/interfaces inherited from interface com.sun.jna.Callback

Callback.UncaughtExceptionHandler

Field Summary

Fields inherited from interface com.sun.jna.Callback

FORBIDDEN_NAMES, METHOD_NAME

Method Summary

Modifier and Type	Method and Description
WinDef.LRESULT	callback(WinDef.HWND hwnd, int uMsg, WinDef.WPARAM wParam, WinDef.LPARAM lParam)

Method Detail

callback

WinDef.LRESULT callback(WinDef.HWND hwnd,
                        int uMsg,
                        WinDef.WPARAM wParam,
                        WinDef.LPARAM lParam)

Parameters:

hwnd - [in] Type: HWND A handle to the window.

uMsg - [in] Type: UINT The message. For lists of the system-provided messages, see System-Defined Messages.

wParam - [in] Type: WPARAM Additional message information. The contents of this parameter depend on the value of the uMsg parameter.

lParam - [in] Type: LPARAM Additional message information. The contents of this parameter depend on the value of the uMsg parameter.

Returns:

the lresult