appsaction.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.apps;

import java.awt.*;
import java.awt.event.*;
import java.net.*;
import javax.swing.*;

import org.compiere.util.*;
import org.compiere.swing.*;

/**
 *  Application Action.
 *  <br>
 *		Creates Action with MenuItem and Button
 *		The ActionCommand is translated for display
 *		If translated text contains &, the next character is the Mnemonic
 *
 *  @author 	Jorg Janke
 *  @version 	$Id: AppsAction.java,v 1.11 2003/02/14 06:44:13 jjanke Exp $
 */
public final class AppsAction extends AbstractAction
{
	/**
	 *  Application Action
	 *
	 *  @param   action base action command - used as AD_Message for Text and Icon name
	 *  @param   accelerator optional keystroke for accelerator
	 *  @param   toggle is toggle action (maintains state)
	 */
	public AppsAction (String action, KeyStroke accelerator, boolean toggle)
	{
		super();
		m_action = action;

		//	Data
		String text = Msg.getMsg(Env.getCtx(), action);
		int pos = text.indexOf("&");
		if (pos != -1)					//	We have a nemonic
		{
			Character ch = new Character(text.toUpperCase().charAt(pos+1));
			text = text.substring(0, pos) + text.substring(pos+1);
			putValue(Action.MNEMONIC_KEY, new Integer(ch.hashCode()));
		}
		//
		Icon small = getIcon(action, true);
		Icon large = getIcon(action, false);
		Icon smallPressed = null;
		Icon largePressed = null;

		m_toggle = toggle;
		//  ToggleIcons have the pressed name with X
		if (toggle)
		{
			smallPressed = getIcon(action+"X", true);
			if (smallPressed == null)
				smallPressed = small;
			largePressed = getIcon(action+"X", false);
			if (largePressed == null)
				largePressed = large;
		}

		//	Attributes
		putValue(Action.NAME, text);						//	Display
		putValue(Action.SMALL_ICON, small);                 //  Icon
		putValue(Action.SHORT_DESCRIPTION, text);			//	Tooltip
		putValue(Action.ACTION_COMMAND_KEY, m_action);      //  ActionCammand
		putValue(Action.ACCELERATOR_KEY, accelerator);      //  KeyStroke
	//	putValue(Action.MNEMONIC_KEY, new Integer(0));      //  Mnemonic
	//	putValue(Action.DEFAULT, text);						//	Not Used

		//	Create Button
		if (toggle)
		{
			m_button = new CToggleButton(this);
			m_button.setSelectedIcon(largePressed);
		}
		else
			m_button = new CButton(this);
		m_button.setName(action);
		//	Correcting Action items
		if (large != null)
		{
			m_button.setIcon(large);
			m_button.setText(null);
		}
		m_button.setActionCommand(m_action);
		m_button.setMargin(BUTTON_INSETS);
		m_button.setSize(BUTTON_SIZE);

		//	Create Menu
		if (toggle)
		{
			m_menu = new JCheckBoxMenuItem(this);
			m_menu.setSelectedIcon(smallPressed);
		}
		else
			m_menu = new JMenuItem(this);
		m_menu.setAccelerator(accelerator);
		m_menu.setActionCommand(m_action);
	}	//	Action

	/** Button Size     */
	public static final Dimension	BUTTON_SIZE = new Dimension(28,28);
	/** Button Insets   */
	public static final Insets		BUTTON_INSETS = new Insets(0, 0, 0, 0);
	//
	private AbstractButton 	m_button;
	private JMenuItem		m_menu;

	private String			m_action;
	private ActionListener	m_delegate = null;
	private boolean 		m_toggle = false;
	private boolean			m_pressed = false;

	/**
	 *	Get Icon with name action
	 *  @param name name
	 *  @param small small
	 *  @return Icon
	 */
	private ImageIcon getIcon(String name, boolean small)
	{
		String fullName = name + (small ? "16.gif" : "24.gif");
		return Env.getImageIcon(fullName);
	}	//	getIcon

	/**
	 *	Get Name/ActionCommand
	 *  @return ActionName
	 */
	public String getName()
	{
		return m_action;
	}	//	getName

	/**
	 *	Return Button
	 *  @return Button
	 */
	public AbstractButton getButton()
	{
		return m_button;
	}	//	getButton

	/**
	 *	Return MenuItem
	 *  @return MenuItem
	 */
	public JMenuItem getMenuItem()
	{
		return m_menu;
	}	//	getMenuItem

	/**
	 *	Set Delegate to receive the actionPerformed calls
	 *  @param al listener
	 */
	public void setDelegate(ActionListener al)
	{
		m_delegate = al;
	}	//	setDelegate

	/**
	 *	Toggle
	 *  @param pressed pressed
	 */
	public void setPressed (boolean pressed)
	{
		if (!m_toggle)
			return;
		m_pressed = pressed;

		//	Set Button
		m_button.setSelected(pressed);
		//	Set Menu
		m_menu.setSelected(pressed);
	}	//	setPressed

	/**
	 *	IsPressed
	 *  @return true if pressed
	 */
	public boolean isPressed()
	{
		return m_pressed;
	}	//	isPressed

	/**
	 *	ActionListener
	 *  @param e Event
	 */
	public void actionPerformed(ActionEvent e)
	{
	//	Log.trace(Log.l1_User, "AppsAction.actionPerformed", e.getActionCommand());
		//	Toggle Items
		if (m_toggle)
			setPressed(!m_pressed);
		//	Inform
		if (m_delegate != null)
			m_delegate.actionPerformed(e);
	}	//	actionPerformed

	/**
	 *	Dispose
	 */
	public void dispose()
	{
		m_button = null;
		m_menu = null;
	}	//	dispose

	/**
	 *  toString
	 *  @return String Representation
	 */
	public String toString()
	{
		StringBuffer sb = new StringBuffer("AppsAction - ");
		sb.append(m_action)
			.append(" Acc=")
			.append(getValue(Action.ACCELERATOR_KEY));
		return sb.toString();
	}   //  toString

}	//	AppsAction