frame1.java~7~

来自「是用java实现的一些按钮」· JAVA~7~ 代码 · 共 40 行

package untitled1;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import com.borland.jbcl.layout.*;
import javax.swing.tree.*;

public class Frame1 extends JFrame {
  JPanel contentPane;
  DefaultMutableTreeNode root=new DefaultMutableTreeNode("");
  JTree jTree1 = new JTree();

  //Construct the frame
  public Frame1() {
    enableEvents(AWTEvent.WINDOW_EVENT_MASK);
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  //Component initialization
  private void jbInit() throws Exception  {
    contentPane = (JPanel) this.getContentPane();
    contentPane.setLayout(null);
    this.setSize(new Dimension(400, 300));
    this.setTitle("Frame Title");
    jTree1.setBounds(new Rectangle(25, 4, 354, 258));
    contentPane.add(jTree1, null);
  }
  //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);
    }
  }
}