我写了个程序批量读取pdf文件到word中,现在的问题是在批量转换之前我要用户指定转换后文件的存放目录,这个用JChooser可以实现吗,我用如下代码:
[code="java"]fileDirectory=new JFileChooser();
int returnVal = fileDirectory.showSaveDialog(this);
System.out.println("returnVal:"+returnVal);
if(returnVal == fileDirectory.APPROVE_OPTION) {
saveDirectory=fileDirectory.getCurrentDirectory().toString();
System.out.println("choose the dictory is :"+saveDirectory);
}[/code]
但是对话框出来后,若没有选择文件,只是选择目录点击保存没有任何响应。

在批量转换文件文件之前设置转换后文件存取目录目录
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1条回答 默认 最新
- xanpeng 2010-07-07 13:07关注
你需要设置 SelectionMode: chooser.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
参见示例代码[code="java"]
package com.xan.fortest;import java.awt.Dimension;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;import javax.swing.JButton;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JPanel;public class SwingTester extends JPanel implements ActionListener {
private static final long serialVersionUID = 4537424836172729931L;JButton go; JFileChooser chooser; private final static String chooserTitle = "Folder Chooser"; public SwingTester() { go = new JButton("Choose Folder"); go.addActionListener(this); add(go); } public void actionPerformed(ActionEvent e) { chooser = new JFileChooser(); chooser.setCurrentDirectory(new java.io.File(".")); chooser.setDialogTitle(chooserTitle); /****** SHOULD SET THIS **********/ chooser.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY); // // disable the "All files" option. // chooser.setAcceptAllFileFilterUsed(false); // if (chooser.showOpenDialog(this) == JFileChooser.APPROVE_OPTION) { System.out.println("getCurrentDirectory(): " + chooser.getCurrentDirectory()); System.out.println("getSelectedFile() : " + chooser.getSelectedFile()); } else { System.out.println("No Selection "); } } public Dimension getPreferredSize() { return new Dimension(400, 400); } public static void main(String s[]) { JFrame frame = new JFrame(""); SwingTester panel = new SwingTester(); frame.addWindowListener(new WindowAdapter() { public void windowClosing(WindowEvent e) { System.exit(0); } }); frame.getContentPane().add(panel, "Center"); frame.setSize(panel.getPreferredSize()); frame.setVisible(true); }
}
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