/*
* Copyright (c) 2003, 2014, 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. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* 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 sun.awt.X11;
import jdk.internal.misc.Unsafe;
import sun.util.logging.PlatformLogger;
import java.awt.AWTKeyStroke;
import java.awt.event.InputEvent;
/**
* Common class for all XEmbed protocol participating classes.
* Contains constant definitions and helper routines.
*/
public class XEmbedHelper {
private static final PlatformLogger xembedLog = PlatformLogger.getLogger("sun.awt.X11.xembed");
static final Unsafe unsafe = Unsafe.getUnsafe();
static final int XEMBED_VERSION = 0,
XEMBED_MAPPED = (1 << 0);
/* XEMBED messages */
static final int XEMBED_EMBEDDED_NOTIFY = 0;
static final int XEMBED_WINDOW_ACTIVATE = 1;
static final int XEMBED_WINDOW_DEACTIVATE = 2;
static final int XEMBED_REQUEST_FOCUS =3;
static final int XEMBED_FOCUS_IN = 4;
static final int XEMBED_FOCUS_OUT = 5;
static final int XEMBED_FOCUS_NEXT = 6;
static final int XEMBED_FOCUS_PREV = 7;
/* 8-9 were used for XEMBED_GRAB_KEY/XEMBED_UNGRAB_KEY */
static final int XEMBED_GRAB_KEY = 8;
static final int XEMBED_UNGRAB_KEY = 9;
static final int XEMBED_MODALITY_ON = 10;
static final int XEMBED_MODALITY_OFF = 11;
static final int XEMBED_REGISTER_ACCELERATOR = 12;
static final int XEMBED_UNREGISTER_ACCELERATOR= 13;
static final int XEMBED_ACTIVATE_ACCELERATOR = 14;
static final int NON_STANDARD_XEMBED_GTK_GRAB_KEY = 108;
static final int NON_STANDARD_XEMBED_GTK_UNGRAB_KEY = 109;
// A detail code is required for XEMBED_FOCUS_IN. The following values are valid:
/* Details for XEMBED_FOCUS_IN: */
static final int XEMBED_FOCUS_CURRENT = 0;
static final int XEMBED_FOCUS_FIRST = 1;
static final int XEMBED_FOCUS_LAST = 2;
// Modifiers bits
static final int XEMBED_MODIFIER_SHIFT = (1 << 0);
static final int XEMBED_MODIFIER_CONTROL = (1 << 1);
static final int XEMBED_MODIFIER_ALT = (1 << 2);
static final int XEMBED_MODIFIER_SUPER = (1 << 3);
static final int XEMBED_MODIFIER_HYPER = (1 << 4);
static XAtom XEmbedInfo;
static XAtom XEmbed;
XEmbedHelper() {
if (XEmbed == null) {
XEmbed = XAtom.get("_XEMBED");
if (xembedLog.isLoggable(PlatformLogger.Level.FINER)) {
xembedLog.finer("Created atom " + XEmbed.toString());
}
}
if (XEmbedInfo == null) {
XEmbedInfo = XAtom.get("_XEMBED_INFO");
if (xembedLog.isLoggable(PlatformLogger.Level.FINER)) {
xembedLog.finer("Created atom " + XEmbedInfo.toString());
}
}
}
void sendMessage(long window, int message) {
sendMessage(window, message, 0, 0, 0);
}
void sendMessage(long window, int message, long detail, long data1, long data2) {
XClientMessageEvent msg = new XClientMessageEvent();
msg.set_type(XConstants.ClientMessage);
msg.set_window(window);
msg.set_message_type(XEmbed.getAtom());
msg.set_format(32);
msg.set_data(0, XToolkit.getCurrentServerTime());
msg.set_data(1, message);
msg.set_data(2, detail);
msg.set_data(3, data1);
msg.set_data(4, data2);
XToolkit.awtLock();
try {
if (xembedLog.isLoggable(PlatformLogger.Level.FINE)) {
xembedLog.fine("Sending " + XEmbedMessageToString(msg));
}
XlibWrapper.XSendEvent(XToolkit.getDisplay(), window, false, XConstants.NoEventMask, msg.pData);
}
finally {
XToolkit.awtUnlock();
}
msg.dispose();
}
static String msgidToString(int msg_id) {
switch (msg_id) {
case XEMBED_EMBEDDED_NOTIFY:
return "XEMBED_EMBEDDED_NOTIFY";
case XEMBED_WINDOW_ACTIVATE:
return "XEMBED_WINDOW_ACTIVATE";
case XEMBED_WINDOW_DEACTIVATE:
return "XEMBED_WINDOW_DEACTIVATE";
case XEMBED_FOCUS_IN:
return "XEMBED_FOCUS_IN";
case XEMBED_FOCUS_OUT:
return "XEMBED_FOCUS_OUT";
case XEMBED_REQUEST_FOCUS:
return "XEMBED_REQUEST_FOCUS";
case XEMBED_FOCUS_NEXT:
return "XEMBED_FOCUS_NEXT";
case XEMBED_FOCUS_PREV:
return "XEMBED_FOCUS_PREV";
case XEMBED_MODALITY_ON:
return "XEMBED_MODALITY_ON";
case XEMBED_MODALITY_OFF:
return "XEMBED_MODALITY_OFF";
case XEMBED_REGISTER_ACCELERATOR:
return "XEMBED_REGISTER_ACCELERATOR";
case XEMBED_UNREGISTER_ACCELERATOR:
return "XEMBED_UNREGISTER_ACCELERATOR";
case XEMBED_ACTIVATE_ACCELERATOR:
return "XEMBED_ACTIVATE_ACCELERATOR";
case XEMBED_GRAB_KEY:
return "XEMBED_GRAB_KEY";
case XEMBED_UNGRAB_KEY:
return "XEMBED_UNGRAB_KEY";
case NON_STANDARD_XEMBED_GTK_UNGRAB_KEY:
return "NON_STANDARD_XEMBED_GTK_UNGRAB_KEY";
case NON_STANDARD_XEMBED_GTK_GRAB_KEY:
return "NON_STANDARD_XEMBED_GTK_GRAB_KEY";
case XConstants.KeyPress | XEmbedServerTester.SYSTEM_EVENT_MASK:
return "KeyPress";
case XConstants.MapNotify | XEmbedServerTester.SYSTEM_EVENT_MASK:
return "MapNotify";
case XConstants.PropertyNotify | XEmbedServerTester.SYSTEM_EVENT_MASK:
return "PropertyNotify";
default:
return "unknown XEMBED id " + msg_id;
}
}
static String focusIdToString(int focus_id) {
switch(focus_id) {
case XEMBED_FOCUS_CURRENT:
return "XEMBED_FOCUS_CURRENT";
case XEMBED_FOCUS_FIRST:
return "XEMBED_FOCUS_FIRST";
case XEMBED_FOCUS_LAST:
return "XEMBED_FOCUS_LAST";
default:
return "unknown focus id " + focus_id;
}
}
static String XEmbedMessageToString(XClientMessageEvent msg) {
return ("XEmbed message to " + Long.toHexString(msg.get_window()) + ": " + msgidToString((int)msg.get_data(1)) +
", detail: " + msg.get_data(2) +
", data:[" + msg.get_data(3) + "," + msg.get_data(4) + "]");
}
/**
* Converts XEMBED modifiers mask into AWT InputEvent mask
*/
int getModifiers(int state) {
int mods = 0;
if ((state & XEMBED_MODIFIER_SHIFT) != 0) {
mods |= InputEvent.SHIFT_DOWN_MASK;
}
if ((state & XEMBED_MODIFIER_CONTROL) != 0) {
mods |= InputEvent.CTRL_DOWN_MASK;
}
if ((state & XEMBED_MODIFIER_ALT) != 0) {
mods |= InputEvent.ALT_DOWN_MASK;
}
// FIXME: What is super/hyper?
/**代码未完, 请加载全部代码(NowJava.com).**/