shortcuttreecellrenderer.java

来自「JavaExplorer是一个独立于平台的浏览器」· Java 代码 · 共 88 行

/**
  * File and FTP Explorer
  * Copyright 2002
  * BOESCH Vincent
  *
  * 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 javaexplorer.gui.renderer;

import java.awt.Component;

import javaexplorer.gui.treenode.shortcut.*;

import javaexplorer.model.XFile;

import javaexplorer.ressource.*;

import javaexplorer.util.filter.*;
import javaexplorer.util.shortcut.*;

import javax.swing.*;
import javax.swing.tree.*;


/**
 *@author     BOESCH Vincent
 *@created    21 janvier 2002
 *@version    3.3
 */
public class ShortcutTreeCellRenderer extends DefaultTreeCellRenderer {
    ImageFilter fif = new ImageFilter();

    /**
     *  Gets the TreeCellRendererComponent
     *  attribute of the ImageTreeCellRenderer
     *  object
     *
     *@param  tree      Description of Parameter
     *@param  value     Description of Parameter
     *@param  sel       Description of Parameter
     *@param  expanded  Description of Parameter
     *@param  leaf      Description of Parameter
     *@param  row       Description of Parameter
     *@param  hasFocus  Description of Parameter
     *@return           The TreeCellRendererComponent
     *      value
     */
    public Component getTreeCellRendererComponent(JTree tree, Object value,
        boolean sel, boolean expanded, boolean leaf, int row, boolean hasFocus) {
        super.getTreeCellRendererComponent(tree, value, sel, expanded, leaf,
            row, hasFocus);

        if (value instanceof ShortcutTreeNode) {
            Shortcut sc = ((ShortcutTreeNode) value).getShortcut();

            if (sc != null) {
                if (sc instanceof ShortcutContainer) {
                    setIcon(ImageRessource.iiFolder);
                } else {
                    XFile f = sc.getXFile();

                    if (f.isLocal()) {
                        ImageIcon ii = MagicNumber.getIconForXFile(f);

                        if (ii != null) {
                            setIcon(ii);
                        }
                    }
                }
            }
        }

        return this;
    }
}