使用Settings保存上次选择路径
1、新建Windows窗体应用程序,eg:SettingsDemo
2、窗体布局

3、右击SettingsDemo项目→属性→设置(设置如下保存)

4、窗体加载事件、按钮单击事件
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using SettingsDemo.Properties;
namespace SettingsDemo
{
    /// <summary>
    /// 保存路径
    /// </summary>
    public partial class Form1 : Form
    {
          private string path = string.Empty;
          public Form1()
          {
                InitializeComponent();
          }
          private void btnSelect_Click(object sender, EventArgs e)
          {
                FolderBrowserDialog browserDialog = new FolderBrowserDialog();
                browserDialog.SelectedPath = path;
                if (browserDialog.ShowDialog() == DialogResult.OK)
                {
                      SetPath(browserDialog.SelectedPath);
                }
          }
          private void Form1_Load(object sender, EventArgs e)
          {
                path = Settings.Default.DefaultPath;
                txtPath.Text = path;
          }
//设置路径
  private void SetPath(string _path)
          {
                path = _path;
                txtPath.Text = path;
                Settings.Default.DefaultPath = path;
                Settings.Default.Save();
          }
     }
}
 
 
                    
                     
                    
                 
                    
                 
 
         
                
            
         浙公网安备 33010602011771号
浙公网安备 33010602011771号