/*
* Copyright ( c ) 2006 , 2015 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation .
*
* This code is distributed in the hope that it will be useful , but WITHOUT
* ANY WARRANTY ; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
* Please contact Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
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*/
package test.java.awt.regtesthelpers;
import java.awt.peer.FramePeer;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.awt.Toolkit;
import java.awt.Frame;
import sun.awt.AWTAccessor;
/**
Class with static methods using internal / proprietary API by necessity .
*/
public final class UtilInternal {
private UtilInternal () {} // this is a helper class with static methods :)
public static Frame createEmbeddedFrame(final Frame embedder)
throws ClassNotFoundException, NoSuchFieldException, IllegalAccessException, NoSuchMethodException,
InstantiationException, InvocationTargetException
{
Toolkit tk = Toolkit.getDefaultToolkit();
FramePeer frame_peer = AWTAccessor.getComponentAccessor()
.getPeer(embedder);
System.out.println("frame's peer = " + frame_peer);
if ("sun.awt.windows.WToolkit" .equals(tk.getClass().getName())) {
java.awt.Helper.addExports("sun.awt.windows" , UtilInternal.class .getModule());
Class comp_peer_class =
Class .forName("sun.awt.windows.WComponentPeer" );
System.out.println("comp peer class = " + comp_peer_class);
Field hwnd_field = comp_peer_class.getDeclaredField("hwnd" );
hwnd_field.setAccessible(true );
System.out.println("hwnd_field =" + hwnd_field);
long hwnd = hwnd_field.getLong(frame_peer);
System.out.println("hwnd = " + hwnd);
Class clazz = Class .forName("sun.awt.windows.WEmbeddedFrame" );
Constructor constructor = clazz.getConstructor (new Class [] {Long .TYPE});
return (Frame) constructor.newInstance (new Object[] {hwnd});
} else if ("sun.awt.X11.XToolkit" .equals(tk.getClass().getName())) {
java.awt.Helper.addExports("sun.awt.X11" , UtilInternal.class .getModule());
Class x_base_window_class = Class .forName("sun.awt.X11.XBaseWindow" );
Method get_window = x_base_window_class.getMethod("getWindow" , new Class [0 ]);
System.out.println("get_window = " + get_window);
long window = (Long ) get_window.invoke(frame_peer, new Object[0 ]);
System.out.println("window = " + window);
Class clazz = Class .forName("sun.awt.X11.XEmbeddedFrame" );
Constructor constructor = clazz.getConstructor (new Class [] {Long .TYPE, Boolean .TYPE});
return (Frame) constructor.newInstance (new Object[] {window, true });
}
throw new RuntimeException("Unexpected toolkit - " + tk);
}
}
Messung V0.5 in Prozent C=94 H=91 G=92
¤ Dauer der Verarbeitung: 0.13 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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