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/*
* Jitsi, the OpenSource Java VoIP and Instant Messaging client.
*
* Copyright @ 2015 Atlassian Pty Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.java.sip.communicator.impl.osdependent.systemtray.awt;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.event.*;
import org.jitsi.util.*;
/**
* Extended mouse adapter to show the JPopupMenu in Java 6. Based on: <a href=
* "https://community.oracle.com/blogs/ixmal/2006/05/03/using-jpopupmenu-trayicon">
* Using JPopupMenu in TrayIcon Blog</a> and <a href=
* "https://community.oracle.com/blogs/alexfromsun/2008/02/14/jtrayicon-update">
* JTrayIcon update Blog</a>.
*
* Use a hidden JWindow (JDialog for Windows) to manage the JPopupMenu.
*
* @author Damien Roth
*/
class AWTMouseAdapter
extends MouseAdapter
{
private JPopupMenu popup = null;
private Window hiddenWindow = null;
public AWTMouseAdapter(JPopupMenu p)
{
this.popup = p;
this.popup.addPopupMenuListener(new PopupMenuListener()
{
public void popupMenuWillBecomeVisible(PopupMenuEvent e)
{}
public void popupMenuWillBecomeInvisible(PopupMenuEvent e)
{
if (hiddenWindow != null)
{
hiddenWindow.dispose();
hiddenWindow = null;
}
}
public void popupMenuCanceled(PopupMenuEvent e)
{
if (hiddenWindow != null)
{
hiddenWindow.dispose();
hiddenWindow = null;
}
}
});
}
@Override
public void mouseReleased(MouseEvent e)
{
showPopupMenu(e);
}
@Override
public void mousePressed(MouseEvent e)
{
showPopupMenu(e);
}
private void showPopupMenu(MouseEvent e)
{
if (e.isPopupTrigger() && popup != null)
{
if (hiddenWindow == null)
{
if (OSUtils.IS_WINDOWS)
{
hiddenWindow = new JDialog((Frame) null);
((JDialog) hiddenWindow).setUndecorated(true);
}
else
hiddenWindow = new JWindow((Frame) null);
hiddenWindow.setAlwaysOnTop(true);
Dimension size = popup.getPreferredSize();
Point centerPoint = GraphicsEnvironment
.getLocalGraphicsEnvironment()
.getCenterPoint();
if(e.getY() > centerPoint.getY())
hiddenWindow
.setLocation(e.getX(), e.getY() - size.height);
else
hiddenWindow
.setLocation(e.getX(), e.getY());
hiddenWindow.setVisible(true);
popup.show(
((RootPaneContainer)hiddenWindow).getContentPane(),
0, 0);
// popup works only for focused windows
hiddenWindow.toFront();
}
}
}
}
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