filerenderer.java

MyDownloader 是一款使用 http 协议(RFC 1867)用于下载一个或多个文件到本地的简单易用的收费 Java 程序.使用托拽操作,你可以在一个页面内下载多个文件.在下载文件的过程当中

/*
 * Copyright 2007 JavaAtWork All rights reserved.
 * Use is subject to license terms.
 */
package com.javaatwork.mydownloader;

import java.awt.Component;
import java.io.File;

import javax.swing.JTable;
import javax.swing.table.DefaultTableCellRenderer;

import com.javaatwork.mydownloader.utils.IconManager;

/**
 * This class is responsible for showing the correct layout
 * of the filename in the table.
 * 
 * @author Johannes Postma
 */
public class FileRenderer extends DefaultTableCellRenderer {

	private static final long serialVersionUID = -7491910855022800143L;
	private IconManager iconManager = null;

	/**
	 * Constructs a new FileRenderer.
	 */
	public FileRenderer() {
		iconManager = new IconManager();
	}

	/* (non-Javadoc)
	 * @see javax.swing.table.DefaultTableCellRenderer#getTableCellRendererComponent(javax.swing.JTable, java.lang.Object, boolean, boolean, int, int)
	 */
	public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) {
		super.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column);
		
		// retrieve the name of the file from the url
		DownloadFile downloadFile = (DownloadFile) value;
		
		String fileName = downloadFile.getFileName();

		// sets the text
		setText(fileName);
		
		setIcon(iconManager.getSystemIcon(new File(fileName)));
				
		setToolTipText(downloadFile.getUrl().toExternalForm());
		return this;
	}
}