mainframe.java~10~

这是一个键盘输入和绑定的程序

package jkeymapdemo;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.util.*;
import javax.swing.text.*;

public class MainFrame extends JFrame {
  private JPanel contentPane;
  private BorderLayout borderLayout1 = new BorderLayout();
  private JTextField jTextField1 = new JTextField();
  private JLabel jLabel1 = new JLabel();

  //Construct the frame
  public MainFrame() {
    enableEvents(AWTEvent.WINDOW_EVENT_MASK);
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  //Component initialization
  private void jbInit() throws Exception  {
    //setIconImage(Toolkit.getDefaultToolkit().createImage(MainFrame.class.getResource("[Your Icon]")));
    contentPane = (JPanel) this.getContentPane();
    contentPane.setLayout(borderLayout1);
    this.setSize(new Dimension(407, 75));
    this.setTitle("JKeyMapDemo");
    jTextField1.setFont(new java.awt.Font("SansSerif", 0, 14));
    contentPane.add(jTextField1, BorderLayout.CENTER);
    contentPane.add(jLabel1, BorderLayout.SOUTH);


    Action[] actionList = this.jTextField1.getActions();
    for (int i=0;i<actionList.length;i++){
      if (actionList[i].getValue(Action.NAME)==DefaultEditorKit.cutAction){
        Action a = actionList[i];
        KeyStroke ks = KeyStroke.getKeyStroke(KeyEvent.VK_1,Event.CTRL_MASK);
        this.jTextField1.getKeymap().addActionForKeyStroke(ks,a);
        }
      if (actionList[i].getValue(Action.NAME)==DefaultEditorKit.copyAction){
        Action a = actionList[i];
        KeyStroke ks = KeyStroke.getKeyStroke(KeyEvent.VK_2,Event.CTRL_MASK);
        this.jTextField1.getKeymap().addActionForKeyStroke(ks,a);
      }
        }
    }
  }
  //Overridden so we can exit when window is closed
  protected void processWindowEvent(WindowEvent e) {
    super.processWindowEvent(e);
    if (e.getID() == WindowEvent.WINDOW_CLOSING) {
      System.exit(0);
    }
  }
}