compierecomboboxui.java

Java写的ERP系统

/******************************************************************************
 * The contents of this file are subject to the   Compiere License  Version 1.1
 * ("License"); You may not use this file except in compliance with the License
 * You may obtain a copy of the License at http://www.compiere.org/license.html
 * Software distributed under the License is distributed on an  "AS IS"  basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
 * the specific language governing rights and limitations under the License.
 * The Original Code is                  Compiere  ERP & CRM  Business Solution
 * The Initial Developer of the Original Code is Jorg Janke  and ComPiere, Inc.
 * Portions created by Jorg Janke are Copyright (C) 1999-2001 Jorg Janke, parts
 * created by ComPiere are Copyright (C) ComPiere, Inc.;   All Rights Reserved.
 * Contributor(s): ______________________________________.
 *****************************************************************************/
package org.compiere.plaf;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.plaf.*;
import javax.swing.plaf.basic.*;
import javax.swing.plaf.metal.*;

import org.compiere.util.*;

/**
 *  Compiere ComboBox UI.
 *  The ComboBox is opaque - with opaque arrow button and textfield background
 *
 *  @author     Jorg Janke
 *  @version    $Id: CompiereComboBoxUI.java,v 1.4 2002/08/12 01:55:15 danb Exp $
 */
public class CompiereComboBoxUI extends MetalComboBoxUI
{
	/**
	 *  Create UI
	 *  @param c
	 *  @return new instance of CompiereComboBoxUI
	 */
	public static ComponentUI createUI(JComponent c)
	{
		return new CompiereComboBoxUI();
	}   //  CreateUI

	/*************************************************************************/

	static int s_no = 0;
	/**
	 *  Install UI - Set ComboBox opaque.
	 *  Bug in Metal: arrowButton gets Mouse Events, so add the JComboBox
	 *  MouseListeners to the arrowButton
	 *  @see CComboBox#addMouseListener
	 *  @param c
	 */
	public void installUI (JComponent c)
	{
		MouseListener[] ml = c.getMouseListeners();
		super.installUI(c);
		c.setOpaque(false);
		//
		for (int i = 0; i < ml.length; i++)
		{
		//	System.out.println("adding " + c.getClass().getName());
			arrowButton.addMouseListener(ml[i]);
		}

	}   //  installUI

	/*************************************************************************/

	/**
	 *  Create opaque button
	 *  @return opaque button
	 */
	protected JButton createArrowButton()
	{
		JButton button = super.createArrowButton();
		button.setContentAreaFilled(false);
		button.setOpaque(false);
		return button;
	}   //  createArrowButton

	public JButton getArrowButton()
	{
		return arrowButton;
	}

	/**
	 *  Set Icon  of arrow button
	 *  @param defaultIcon
	 */
	public void setIcon(Icon defaultIcon)
	{
		((MetalComboBoxButton)arrowButton).setComboIcon(defaultIcon);
	}   //  setIcon

	/*************************************************************************/

	/**
	 *  Create Popup
	 *  @return CompiereComboPopup
	 */
	protected ComboPopup createPopup()
	{
		CompiereComboPopup popup = new CompiereComboPopup( comboBox );
		popup.getAccessibleContext().setAccessibleParent(comboBox);
		return popup;
	}   //  createPopup

}   //  CompiereComboBoxUI