opentool.java~28~

来自「一个很有特点的地图平台,可以以动画方试展现电子地图,有拉近,拉远,滑动功能,最主」· JAVA~28~ 代码 · 共 52 行

package mapcenter.maptools;

import java.io.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import mapcenter.weihu.*;

public class OpenTool extends MapTool{

  public OpenTool() {
    super("/image/link1.gif","/image/link1.gif","打开","打开工具",'O');
  }

  public void actionPerformed(ActionEvent evt) {
    super.actionPerformed(evt);
    JFileChooser fileChooser = new JFileChooser();
    fileChooser.setDialogTitle("打开地图");
    String[] extenName = {"gst","mdf"};
    fileChooser.setFileFilter(new ExtensionFilter("gst,mdf文件",extenName));
    fileChooser.setFileHidingEnabled(false);
    int returnVal = fileChooser.showOpenDialog(mapView.getParent());
    if(returnVal != JFileChooser.APPROVE_OPTION)return;
    File file = fileChooser.getSelectedFile();
    String extension = ExtensionFilter.getExtension(file);
    try{
      if(extension.equals("gst")){
        mapView.getMapHandle().getMapJ().loadGeoset(file.getPath(),file.getParent(),null);
      }else if(extension.equals("mdf")){
        mapView.getMapHandle().getMapJ().loadMapDefinition(file.getPath());
      }
    }catch(Exception e){log.error(e);}
  }
  //============= MouseListener接口实现 =============
  public void mouseEntered(MapMouse evt) {}
  public void mouseExited(MapMouse evt) {}
  public void mousePressed(MapMouse evt) {}
  public void mouseReleased(MapMouse evt) {}
  public void mouseDragged(MapMouse evt) {}
  public void mouseMoved(MapMouse evt) {}
  public void mouseClicked(MapMouse evt) {}
  //============= KeyListener接口实现 =============
  public void keyTyped(KeyEvent evt) {}
  public void keyPressed(KeyEvent evt) {}
  public void keyReleased(KeyEvent evt) { }
  //============= MapPainter接口实现 ===============
  public void paintOnMap(Graphics g) { }
  //============= ToolTipTextSetter接口实现 ========
  public String getToolTipText(MapMouse evt) {return "打开";}

}