configdialog.java

用java编写的IDE程序示例

/*
 * Created on 2004-6-1
 */
package yuchifang.javaIDE.dialog;

import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;

import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JFileChooser;
import javax.swing.JPanel;
import javax.swing.JTextField;

import yuchifang.javaIDE.JavaIDE;

/**
 * @author yuchifang
 */
public class ConfigDialog extends JDialog
{
  private final static int WIDTH  = 400;  //对话框宽度
  private final static int HEIGHT = 200;  //对话框高度

  private JButton openFolder;
  private JButton ok;
  private JButton temp = new JButton("          ");
  private JButton cancel;
  private JTextField editPath;

  private JavaIDE parent;

  public ConfigDialog(final JavaIDE parent)
  {
    setTitle("Please the JDK Home Folder");
    setSize(WIDTH, HEIGHT);
    ok = new JButton("OK");
    cancel = new JButton("Cancel");
    openFolder = new JButton("...");
    editPath = new JTextField();
    
    editPath.setText(parent.getJDKPath());
    
    //set layout  
    GridBagLayout gbl = new GridBagLayout();
    setLayout(gbl);
    add(editPath, new GridBagConstraints(0, 0, 1, 1, 1.0, 0.0, GridBagConstraints.WEST, GridBagConstraints.HORIZONTAL, new Insets(0, 0, 0, 0), 0, 0));
    add(openFolder, new GridBagConstraints(1, 0, 1, 1, 0.0, 0.0, GridBagConstraints.EAST, GridBagConstraints.HORIZONTAL, new Insets(0, 0, 0, 0), 0, 0));
    JPanel p = new JPanel();
    p.add(ok);
    p.add(temp);
    temp.setVisible(false);
    p.add(cancel);
    add(p, new GridBagConstraints(0, 1, 1, 1, 0.0, 0.0, GridBagConstraints.WEST, GridBagConstraints.HORIZONTAL, new Insets(0, 0, 0, 0), 0, 0));
    
    this.parent = parent;
    
    ok.addActionListener(
      new ActionListener()
      {
        public void actionPerformed(ActionEvent e)
        {
          String jdkPath = editPath.getText();
          if (!jdkPath.endsWith("\\") && !jdkPath.endsWith("/"))
          {
            jdkPath = jdkPath + "\\";
          }
          parent.setJDKPath(jdkPath);
          setVisible(false);
        }
      }
    );
    
    cancel.addActionListener(
      new ActionListener()
      {
        public void actionPerformed(ActionEvent e)
        {
          setVisible(false);
        }
      }
    );
    
    openFolder.addActionListener(new ActionListener()
      {
        public void actionPerformed(ActionEvent e)
        {
          JFileChooser fc = new JFileChooser();
          fc.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
          fc.setSelectedFile(new File(parent.getJDKPath() == null ? "" : parent.getJDKPath()));
//          fc.setSelectedFile(new File(parent.getJDKPath()));
          fc.showOpenDialog(ConfigDialog.this);
          editPath.setText(fc.getSelectedFile().getPath());
        }
      });
  }
  //##添加些什么呢，应该从config.xml文件读入的
}