/*
* iReport - Visual Designer for JasperReports.
* Copyright (C) 2002 - 2009 Jaspersoft Corporation. All rights reserved.
* http://www.jaspersoft.com
*
* Unless you have purchased a commercial license agreement from Jaspersoft,
* the following license terms apply:
*
* This program is part of iReport.
*
* iReport is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* iReport 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with iReport. If not, see <http://www.gnu.org/licenses/>.
*/
package com.jaspersoft.ireport.designer.toolbars;
import java.awt.Dimension;
import javax.swing.ComboBoxModel;
import javax.swing.JComboBox;
import javax.swing.JPopupMenu;
import javax.swing.JScrollPane;
import javax.swing.event.PopupMenuEvent;
import javax.swing.event.PopupMenuListener;
/**
*
* @version $Id: WideComboBox.java 0 2009-10-23 12:48:57 CET gtoffoli $
* @author Giulio Toffoli (giulio@jaspersoft.com)
*
*/
public class WideComboBox extends JComboBox {
public WideComboBox()
{
super();
setup();
}
public WideComboBox(ComboBoxModel aModel)
{
super(aModel);
setup();
}
private void setup()
{
this.addPopupMenuListener(new PopupMenuListener() {
public void popupMenuWillBecomeVisible(PopupMenuEvent e) {
JComboBox box = WideComboBox.this;
Object comp = box.getUI().getAccessibleChild(box, 0);
if (!(comp instanceof JPopupMenu)) return; // Not on a standard look and feel.
JPopupMenu menu = (JPopupMenu)comp;
for (int i=0; i<menu.getComponentCount(); ++i)
{
if (menu.getComponent(i) instanceof JScrollPane)
{
JScrollPane scroller = (JScrollPane)menu.getComponent(i);
Dimension scrollSize = new Dimension(250, scroller.getPreferredSize().height);
scroller.setMaximumSize(scrollSize);
scroller.setPreferredSize(scrollSize);
scroller.setMinimumSize(scrollSize);
break;
}
}
//menu.setBounds(menu.getBounds().x, menu.getBounds().y, 300, menu.getPreferredSize().height);
menu.updateUI();
/*
menu.setPreferredSize(new Dimension(300, ));
menu.doLayout();
*/
/*
Dimension size = new Dimension();
size.width = 300; //box.getPreferredSize().width;
size.height = scrollPane.getPreferredSize().height;
System.out.println("Menu size: " + size);
System.out.flush();
scrollPane.setPreferredSize(size);
scrollPane.setSize(size);
scrollPane.updateUI();
*/
}
public void popupMenuWillBecomeInvisible(PopupMenuEvent e) {
}
public void popupMenuCanceled(PopupMenuEvent e) {
}
});
}
}
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