nameitem.java

一个基于JAVA的多torrent下载程序

/*
 * File    : NameItem.java
 * Created : 24 nov. 2003
 * By      : Olivier
 *
 * Copyright (C) 2004, 2005, 2006 Aelitis SAS, All rights Reserved
 *
 * 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.
 *
 * 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 ( see the LICENSE file ).
 *
 * 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
 *
 * AELITIS, SAS au capital de 46,603.30 euros,
 * 8 Allee Lenotre, La Grille Royale, 78600 Le Mesnil le Roi, France.
 */

package org.gudy.azureus2.ui.swt.views.tableitems.mytorrents;

import org.eclipse.swt.graphics.Image;
import org.gudy.azureus2.core3.download.DownloadManager;
import org.gudy.azureus2.plugins.ui.tables.TableCell;
import org.gudy.azureus2.plugins.ui.tables.TableCellDisposeListener;
import org.gudy.azureus2.plugins.ui.tables.TableCellRefreshListener;
import org.gudy.azureus2.plugins.ui.tables.TableColumn;
import org.gudy.azureus2.ui.swt.ImageRepository;
import org.gudy.azureus2.ui.swt.views.table.TableCellCore;
import org.gudy.azureus2.ui.swt.views.table.utils.CoreTableColumn;

/** Torrent name cell for My Torrents.
 *
 * @author Olivier
 * @author TuxPaper (2004/Apr/17: modified to TableCellAdapter)
 */
public class NameItem extends CoreTableColumn implements
		TableCellRefreshListener, TableCellDisposeListener {
	/** Default Constructor */
	public NameItem(String sTableID) {
		super("name", POSITION_LAST, 250, sTableID);
		setType(TableColumn.TYPE_TEXT);
	}

	public void refresh(TableCell cell) {
		String name = null;
		DownloadManager dm = (DownloadManager) cell.getDataSource();
		if (dm != null)
			name = dm.getDisplayName();
		if (name == null)
			name = "";

		//setText returns true only if the text is updated
		if (cell.setText(name) || !cell.isValid()) {
			if (dm != null) {
				Image icon = ImageRepository.getPathIcon(dm.getSaveLocation()
						.toString());
				// cheat for core, since we really know it's a TabeCellImpl and want to
				// use those special functions not available to Plugins
				((TableCellCore) cell).setImage(icon);
			}
		}
	}

	public void dispose(TableCell cell) {
		DownloadManager dm = (DownloadManager) cell.getDataSource();
		if (dm != null)
			ImageRepository.unloadPathIcon(dm.getSaveLocation().toString());
	}
}