pathselect.java

基于Java的地图数据管理软件。使用MySQL数据库管理系统。

package net.aetherial.gis.publicuse.frame;

import javax.swing.JPanel;
import javax.swing.JFrame;
import com.borland.jbcl.layout.XYLayout;
import com.borland.jbcl.layout.*;
import javax.swing.JLabel;
import javax.swing.JTextField;
import javax.swing.JButton;
import net.aetherial.gis.surface.ItemValue;
import javax.swing.JFileChooser;
import java.io.File;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.Component;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2004</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
public class PathSelect
    extends JPanel {
  public PathSelect() {
    try {
      jbInit();
    }
    catch (Exception ex) {
      ex.printStackTrace();
    }
  }

  public PathSelect(Component parent) {
    this();
    this.parent = parent;
  }

  /**
   * 是否是选择文件
   * 如果是false,则为路径
   */
  private boolean isSelectFile = false;

  /**
   * 设置 @isSelectFile 是否是选择文件 的值
   */
  public void setIsSelectFile(boolean isSelectFile) {
    this.isSelectFile = isSelectFile;
  }

  /**
   * 设置 @jLabel 文字 的值
   */
  public void setLabelText(String text) {
    this.jLabel.setText(text);
  }

  /**
   * 取 @path 路径 的值
   */
  public String getPath() {
    return this.jTextField.getText();
  }

  /**
   * 设置 @path 路径 的值
   */
  public void setPath(String path) {
    this.jTextField.setText(path);
    this.doParentAction();
  }

  /**
   * 引起parent动作
   */
  public void doParentAction() {
    /**
     * 借助toString()方法传递消息
     */
    this.parent.toString();
  }

  private Component parent = this;

  private void selectPath(JTextField jText) {
    JFileChooser fileDialog = new JFileChooser();
    if (this.isSelectFile) {
      fileDialog.setFileSelectionMode(JFileChooser.FILES_ONLY);
    }
    else {
      fileDialog.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
    }

    if (! (ItemValue.fileChoosePath.equals(""))) {
      fileDialog.setCurrentDirectory( (new File(ItemValue.fileChoosePath)).
                                     getParentFile());
    }
    int result = fileDialog.showOpenDialog(parent);
    if (result == JFileChooser.APPROVE_OPTION) {
      File f = fileDialog.getSelectedFile();
      ItemValue.fileChoosePath = f.getAbsolutePath();
      jText.setText(f.getAbsolutePath());
    }
  }

  private void jbInit() throws Exception {
    this.setLayout(xYLayout1);
    jLabel.setText("路径选择:");
    xYLayout1.setWidth(430);
    xYLayout1.setHeight(37);
    jTextField.setText("");
    jButton.setText("选择");
    jButton.addActionListener(new PathSelect_jButton_actionAdapter(this));
    this.add(jTextField, new XYConstraints(101, 6, 247, -1));
    this.add(jButton, new XYConstraints(368, 5, -1, -1));
    this.add(jLabel, new XYConstraints(8, 9, 92, -1));
  }

  private XYLayout xYLayout1 = new XYLayout();
  private JLabel jLabel = new JLabel();
  private JTextField jTextField = new JTextField();
  private JButton jButton = new JButton();
  public void jButton_actionPerformed(ActionEvent e) {
    this.selectPath(jTextField);
    if (this.parent != null) {
      this.doParentAction();
    }

  }
}

class PathSelect_jButton_actionAdapter
    implements ActionListener {
  private PathSelect adaptee;
  PathSelect_jButton_actionAdapter(PathSelect adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.jButton_actionPerformed(e);
  }
}