himagebutton.java

JAVA FTP客户端经典

/*
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
package net.sf.jftp.gui.framework;

import net.sf.jftp.*;

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

public class HImageButton extends JPanel implements MouseListener
{
    public String label = "";
    public ActionListener who = null;

    private boolean entered = false;
    private Color cacheBack = GUIDefaults.light;
    private Color back = cacheBack;
    private Color swing = new Color(155,155,205);
    private Color swing2 = new Color(75,75,125);
    private Color front = GUIDefaults.front;
    private Font font = GUIDefaults.font;
    private Image img;
    private String image = null;
    private String cmd = "default";
    private boolean drawBorder = true;

    public HImageButton(String image, String cmd, String label, ActionListener who)
    {
        this.image = image;
        this.cmd = cmd;
        this.label = label;
        this.who = who;

        img = HImage.getImage(this,image);
        addMouseListener(this);
        setVisible(true);
        setMinimumSize(new Dimension(25,25));
        setPreferredSize(new Dimension(25,25));
        setMaximumSize(new Dimension(25,25));
    }

    public void paintComponent(Graphics g)
    {
        g.setColor(back);
        g.fillRect(0,0,getSize().width,getSize().height);
	if(drawBorder)
	{
		g.setColor(front);
		g.drawRect(0,0,getSize().width-1,getSize().height-1);
		//g.setColor(swing2);
		g.drawRect(0,0,getSize().width-2,getSize().height-2);
		g.setColor(back);
		g.fillRect(0,0,1,1);
		g.fillRect(0,getSize().height,1,getSize().height-1);
		g.fillRect(getSize().width-1,0,getSize().width,1);
		g.fillRect(getSize().width-1,getSize().height,getSize().width,getSize().height-1);
	}
        g.drawImage(img,2,2,this);
    }

    public void update(Graphics g)
    {
        paintComponent(g);
    }

    public void mouseClicked(MouseEvent e)
    {}

    public void mousePressed(MouseEvent e)
    {}

    public void mouseReleased(MouseEvent e)
    {
        back = cacheBack;
        who.actionPerformed(new ActionEvent(this,ActionEvent.ACTION_PERFORMED,cmd));
        repaint();
    }

    public void mouseEntered(MouseEvent e)
    {
        entered = true;
        setCursor(new Cursor(Cursor.HAND_CURSOR));
        back = swing;//GUIDefaults.activeColor;
        paintImmediately(0,0,getSize().width,getSize().height);
        JFtp.statusP.status(label);
    }

    public void mouseExited(MouseEvent e)
    {
        entered = false;
        setCursor(new Cursor(Cursor.DEFAULT_CURSOR));
        back = cacheBack;
        paintImmediately(0,0,getSize().width,getSize().height);
        JFtp.statusP.status("");
    }
    
    public void setBorder(boolean what) 
    {
    	drawBorder = what;
    }
    
}