frame1.java

该程序为Java开发出基本的GIS最小系统

package canvassample;
import java.awt.*;
import javax.swing.*;
//import java.awt.event.AdjustmentEvent;
//import java.awt.event.AdjustmentListener;
//import java.awt.event.WindowAdapter;
//import java.awt.event.WindowEvent;
//import java.awt.event.AdjustmentListener;

/**
 * <p>Title: Cyber Canvas</p>
 *
 * <p>Description: A Canvas Application</p>
 *
 * <p>Copyright: Copyright (c) 2005</p>
 *
 * <p>Company:nupt</p>
 *
 * @author not attributable
 * @version 1.0
 */
 
public class Frame1 extends JFrame 
 {
  JPanel contentPane,butPane;
  JMenu jmu=new JMenu("miffile");
  BorderLayout borderLayout1 = new BorderLayout();
  JLabel statusBar = new JLabel();
  
  
  private MyCanvas myCanvas;
  Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
  public Frame1() {
    try {
      setDefaultCloseOperation(EXIT_ON_CLOSE);
      jbInit();
    }
    catch (Exception exception) {
      exception.printStackTrace();
    }
  }

  /**
   * Component initialization.
   *
   * @throws java.lang.Exception
   */
  private void jbInit() throws Exception {
    myCanvas=new MyCanvas(statusBar);
    contentPane = (JPanel) getContentPane();
   
    contentPane.setLayout(borderLayout1);
    setSize(new Dimension(400,308));
    setTitle("地图显示");
    statusBar.setText(" ");
    
    contentPane.add(statusBar,BorderLayout.NORTH);
    
    JScrollPane scrollPane = new JScrollPane(myCanvas);
    contentPane.add(scrollPane,BorderLayout.CENTER);
    
  }
}