/*
* Copyright (c) 2005-2010 Substance Kirill Grouchnikov. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* o Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* o Neither the name of Substance Kirill Grouchnikov nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.pushingpixels.substance.internal.ui;
import java.awt.Component;
import java.awt.event.ContainerEvent;
import java.awt.event.ContainerListener;
import javax.swing.JComponent;
import javax.swing.JMenuItem;
import javax.swing.event.PopupMenuEvent;
import javax.swing.event.PopupMenuListener;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.basic.BasicPopupMenuUI;
import org.pushingpixels.substance.internal.utils.SubstanceCoreUtilities;
import org.pushingpixels.substance.internal.utils.menu.MenuUtilities;
/**
* UI for popup menus in <b>Substance</b> look and feel.
*
* @author Kirill Grouchnikov
*/
public class SubstancePopupMenuUI extends BasicPopupMenuUI {
/**
* Tracks changes to the popup menu and invalidates precomputed text offset.
*/
protected ContainerListener substanceContainerListener;
protected PopupMenuListener substancePopupMenuListener;
/*
* (non-Javadoc)
*
* @see javax.swing.plaf.ComponentUI#createUI(javax.swing.JComponent)
*/
public static ComponentUI createUI(JComponent comp) {
SubstanceCoreUtilities.testComponentCreationThreadingViolation(comp);
return new SubstancePopupMenuUI();
}
/*
* (non-Javadoc)
*
* @see javax.swing.plaf.basic.BasicPopupMenuUI#installListeners()
*/
@Override
protected void installListeners() {
super.installListeners();
this.substanceContainerListener = new ContainerListener() {
public void componentAdded(ContainerEvent e) {
MenuUtilities.cleanPopupLayoutMetrics(popupMenu);
}
public void componentRemoved(ContainerEvent e) {
MenuUtilities.cleanPopupLayoutMetrics(popupMenu);
}
};
this.popupMenu.addContainerListener(this.substanceContainerListener);
this.substancePopupMenuListener = new PopupMenuListener() {
@Override
public void popupMenuWillBecomeVisible(PopupMenuEvent e) {
}
@Override
public void popupMenuWillBecomeInvisible(PopupMenuEvent e) {
// go over all elements in the popup menu and mark them as
// unarmed if necessary
for (int i = 0; i < popupMenu.getComponentCount(); i++) {
Component comp = popupMenu.getComponent(i);
if (comp instanceof JMenuItem) {
JMenuItem menuItem = (JMenuItem) comp;
if (menuItem.isEnabled()
&& menuItem.getModel().isArmed())
menuItem.getModel().setArmed(false);
}
}
}
@Override
public void popupMenuCanceled(PopupMenuEvent e) {
// go over all elements in the popup menu and mark them as
// unarmed if necessary
for (int i = 0; i < popupMenu.getComponentCount(); i++) {
Component comp = popupMenu.getComponent(i);
if (comp instanceof JMenuItem) {
JMenuItem menuItem = (JMenuItem) comp;
if (menuItem.isEnabled()
&& menuItem.getModel().isArmed())
menuItem.getModel().setArmed(false);
}
}
}
};
this.popupMenu.addPopupMenuListener(this.substancePopupMenuListener);
}
/*
* (non-Javadoc)
*
* @see javax.swing.plaf.basic.BasicPopupMenuUI#uninstallListeners()
*/
@Override
protected void uninstallListeners() {
this.popupMenu.removeContainerListener(this.substanceContainerListener);
this.substanceContainerListener = null;
this.popupMenu.removePopupMenuListener(this.substancePopupMenuListener);
this.substancePopupMenuListener = null;
super.uninstallListeners();
}
}