WinUser.WindowProc (JNA API)

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JNA API 4.0.0

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com.sun.jna.platform.win32
Interface WinUser.WindowProc

All Superinterfaces:: Callback

Enclosing interface:: WinUser

public static interface WinUser.WindowProc
extends Callback
extends Callback

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
`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