com.openfin.desktop.win32
Class WinMessageHelper

java.lang.Object
  com.openfin.desktop.win32.WinMessageHelper

public class WinMessageHelper
extends Object

Helper class for hooking into Windows messages Created by wche on 3/11/15.

Nested Class Summary

static interface

WinMessageHelper.CustomUser32 Support different signature of User32

Field Summary

static WinMessageHelper.CustomUser32

customUser32

Constructor Summary

WinMessageHelper()

Method Summary

static void	embedInto(long parentHwndId, Window childWindow, int width, int height, int left, int top, AckListener callback) Embeds a window in a target hWin
static void	hookWndProc(com.sun.jna.platform.win32.WinDef.HWND hwnd, WindowProcCallback callback) Makes a connection between messages on a specified window handle and the callback to be called when messages are received.
static void	unhookWndProc(com.sun.jna.platform.win32.WinDef.HWND hwnd) Removes the WindowProc and restores previous one

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

customUser32

public static WinMessageHelper.CustomUser32 customUser32

Constructor Detail

WinMessageHelper

public WinMessageHelper()

Method Detail

hookWndProc

public static void hookWndProc(com.sun.jna.platform.win32.WinDef.HWND hwnd,
                               WindowProcCallback callback)

Makes a connection between messages on a specified window handle and the callback to be called when messages are received.

Parameters:

hwnd - HWND of the window

callback - callback for each message

unhookWndProc

public static void unhookWndProc(com.sun.jna.platform.win32.WinDef.HWND hwnd)

Removes the WindowProc and restores previous one

Parameters:

hwnd - HWND of the window

embedInto

public static void embedInto(long parentHwndId,
                             Window childWindow,
                             int width,
                             int height,
                             int left,
                             int top,
                             AckListener callback)

Embeds a window in a target hWin

Parameters:

parentHwndId - Parent window handle

childWindow - Child window

width - The change in the width of the window

height - The change in the height of the window

left - The left position of the window

top - The top position of the window

callback - callback for each messag e