toolbarexample4.java

一个用java开发界面的程序集(jfc核心编程)

package JFCBook.Chapter6.jdk13;

import javax.swing.*;
import javax.swing.plaf.basic.BasicToolBarUI;
import javax.swing.border.*;
import java.awt.*;
import java.awt.event.*;
import JFCBook.Chapter6.NullAction;

public class ToolBarExample4 extends JFrame {
	public ToolBarExample4(String title) {
		super(title);

		JToolBar toolBar = new JToolBar("Editing Tools");
		toolBar.setMargin(new Insets(8, 12, 8, 12));
		addActions(toolBar);
		
		// Set various floating control attributes:
		if (toolBar.getUI() instanceof BasicToolBarUI) {
			BasicToolBarUI ui = (BasicToolBarUI)(toolBar.getUI());
			ui.setDockingColor(Color.orange);
			ui.setFloatingColor(Color.green);
			toolBar.setFloatable(true);
		}
		
		JTextArea textArea = new JTextArea(10, 40);
		Container cp = this.getContentPane();
		cp.add(toolBar, BorderLayout.NORTH);					// Put the toolbar at the top
		cp.add(new JScrollPane(textArea), BorderLayout.CENTER);	// Text area gets the rest
	}

	public void addActions(JToolBar toolBar) {
		toolBar.add(newAction);
		toolBar.add(openAction);
		toolBar.add(saveAction);
		toolBar.add(copyAction);
		toolBar.add(cutAction);
		toolBar.add(pasteAction);
	}

	public static void main(String[] args) {
		JFrame f = new ToolBarExample4("Toolbar Example 4");
		f.addWindowListener(new WindowAdapter() {
			public void windowClosing(WindowEvent evt) {
				System.exit(0);
			}
		});
		f.pack();
		f.setVisible(true);
	}

	static Class thisClass = ToolBarExample4.class;
	static Action newAction = new NullAction("New", new ImageIcon(thisClass.getResource("images/new.gif")));
	static Action openAction = new NullAction("Open", new ImageIcon(thisClass.getResource("images/open.gif")));
	static Action saveAction = new NullAction("Save", new ImageIcon(thisClass.getResource("images/save.gif")));
	static Action copyAction = new NullAction("Copy", new ImageIcon(thisClass.getResource("images/copy.gif")));
	static Action cutAction = new NullAction("Cut", new ImageIcon(thisClass.getResource("images/cut.gif")));
	static Action pasteAction = new NullAction("Paste", new ImageIcon(thisClass.getResource("images/paste.gif")));
}