dircellrenderer.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.config.Settings;
import net.sf.jftp.gui.framework.GUIDefaults;

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

// Display an icon and a string for each object in the list.

// class DirCellRenderer extends JLabel implements ListCellRenderer {
class DirCellRenderer extends DefaultListCellRenderer
{
    final static ImageIcon longIcon = new ImageIcon(Settings.dirImage);
    final static ImageIcon shortIcon = new ImageIcon(Settings.fileImage);

    private Object value;

    public DirCellRenderer() {}

    // This is the only method defined by ListCellRenderer.
    // We just reconfigure the JLabel each time we're called.

    public Component getListCellRendererComponent(
        JList list,
        Object value,            // value to display
        int index,               // cell index
        boolean isSelected,      // is the cell selected
        boolean cellHasFocus)    // the list and the cell have the focus
    {
        /* The DefaultListCellRenderer class will take care of
         * the JLabels text property, it's foreground and background
         * colors, and so on.
         */
        super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);

        ImageIcon i = new ImageIcon(((DirEntry)value).getImage());
        setIcon((Icon)i);
	this.value = value;

	if(!((DirEntry) list.getModel().getElementAt(index)).getNoRender())
	{
		String size = "";
		if(Settings.showFileSize)
		{
	 		size = ((DirEntry) list.getModel().getElementAt(index)).getFileSize();
		}
		setFont(GUIDefaults.monospaced);
        	String s = value.toString();
        	setText(size + s);
	}
	else
	{
		setFont(GUIDefaults.small);
        	String s = value.toString();
        	setText(s);
	}
	
	int ok = ((DirEntry)value).getPermission();

	if(ok == DirEntry.DENIED)
	{
		setForeground(GUIDefaults.deniedColor);
	}
	else if(ok == DirEntry.W)
	{
		setForeground(GUIDefaults.writableColor);
	}
	else
	{
		setForeground(GUIDefaults.defaultColor);
	}

	if(((DirEntry)value).file.equals(".."))
	{
		setBackground(GUIDefaults.cdColor);
	}

	return this;
    }


}