filedialog.java

来自「Java课程中所有的可运行程序 全部都是java课程中所涉及到的源码」· Java 代码 · 共 36 行

import java.awt.event.*;
import java.awt.*;
public class filedialog extends Frame {
public filedialog(String ss){
    super(ss);
    setLayout(new FlowLayout());
    Label l1=new Label("init");
    Label l2=new Label("init");
    add(l1);
    add(l2);
    FileDialog dfiledialog =new FileDialog(filedialog.this);
    dfiledialog.setTitle("保存文件对话框窗口");
    dfiledialog .setMode(FileDialog.SAVE);
    setSize(300,300);
    show();
    dfiledialog.show();
    String FileName=dfiledialog.getFile();
    String DirName=dfiledialog.getDirectory();
    if(FileName==null)
   { l1.setText("你取消了文件的选择");}
   else
    {l1.setText("你选择的文件名是:"+FileName);
      l2.setText("你选择的文件目录是:"+DirName);}
    }

   public static void main(String args[]) {
        filedialog nowFrame=new filedialog("保存文件对话框实例");
         nowFrame.addWindowListener(new WindowAdapter(){
   public void windowClosing(WindowEvent e){
    System.exit(0);
         }
  });
nowFrame.pack();
nowFrame.show();
    }
}