statuscanvas.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;

import net.sf.jftp.gui.framework.*;
import net.sf.jftp.config.Settings;

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

public class StatusCanvas extends JPanel
{
    JLabel host = new JLabel("                      ");
    JLabel separator = new JLabel("   ");
    JLabel text = new JLabel(Settings.greeting);
    String drawText = "";
    int pos = 0;
    Image image;
    Graphics offg;

    public StatusCanvas()
    {
        setMinimumSize(new Dimension(450,25));
        setPreferredSize(new Dimension(450,25));
	setLayout(null);
	//setLayout(new FlowLayout(FlowLayout.LEFT));
 	//add(host);
	//add(separator);
	//add(text);
        setVisible(true);
    }

    public void setText(String msg)
    {
      if(false) text.setText(msg);
      else
      {
        text.setText("");
	drawText = msg;

	if(AppMenuBar.fadeMenu.getState())
	{
	 for(pos=30; pos>0; pos-=1)
	 {
		paintImmediately(0,0, getSize().width, getSize().height);
		net.sf.jftp.util.LocalIO.pause(3);
	 }
        }
	 else repaint();
       }

	validate();
    }

    public void setHost(String h)
    {
	host.setText(h);
	validate();
    }

    public String getHost()
    {
	return host.getText();
    }


    public void paintComponent(Graphics g)
    {
        if(image == null) image =createImage(getWidth(), getHeight());
	if(offg == null) offg = image.getGraphics();

    	offg.setColor(GUIDefaults.light);
	offg.setFont(GUIDefaults.status);
	offg.fillRect(0,0,getSize().width,getSize().height);
	offg.setColor(new Color(125,125,175));
	offg.drawString(drawText, 100, 15+pos);
	offg.setColor(GUIDefaults.front);
	offg.drawRect(0,0,getSize().width-1,getSize().height-1);
	offg.drawRect(0,0,getSize().width-2,getSize().height-2);
	g.drawImage(image, 0, 0, this);
    }

}