toolbar.java

图书管理系统v1.0是使用JAVA语言开发的解决图书基本管理的一个应用程序。 该系统能够实现简单的图书和用户管理

package lib;
import javax.swing.*;

public class Toolbar extends JToolBar {
	/***************************************************************************
	 ***      declaration of the private variables used in the program       ***
	 ***************************************************************************/

	//for creating the buttons to use them in ToolBar
	public JButton[] button;
	//for creating the name of the image file 24*24
	public String[] imageName24 = {"images/AddBook.gif", "images/ListBook.gif",
	                               "images/ListNotBorrow.gif", "images/ListBorrow.gif",
	                               "images/EditBook.gif", "images/DeleteBook.gif",
	                               "images/InformationBook.gif", "images/AddMember.gif",
	                               "images/ListMember.gif", "images/EditMember.gif",
	                               "images/DeleteMember.gif", "images/InformationMember.gif",
	                               "images/Find.gif", "images/Export24.gif",
	                               "images/Import24.gif", "images/Help24.gif",
	                               "images/About24.gif","images/Print.gif","images/Exit24.gif"};
	//for creating the tipText for the toolbar
	public String[] tipText = {"添加图书", "列出所有图书", "列出未借图书",
	                           "列出已借图书", "编辑图书", "删除图书", "图书信息",
	                           "添加用户", "列出所有用户", "编辑用户", "删除用户", "用户信息",
	                           "搜索", "借出图书","归还图书", "帮助", "关于","打印","退出"};

	public Toolbar() {
		button = new JButton[19];
		for (int i = 0; i < imageName24.length; i++) {
			if (i == 7 || i == 12 || i == 15 || i == 17)
			//for adding separator to the toolBar
				addSeparator();
			//for adding the buttons to toolBar
			try{
			   
			add(button[i] = new JButton(new ImageIcon(ClassLoader.getSystemResource(imageName24[i]))));
			
			//for setting the ToolTipText to the button
			}
			catch(NullPointerException e){
			    System.out.println("i:"+i);
			}
			button[i].setToolTipText(tipText[i]);
		}
	}
}