本文共 4378 字,大约阅读时间需要 14 分钟。
- 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 System.IO;
-
- namespace NsFileOperate
- {
- public partial class FileOperate : Form
- {
- public FileOperate()
- {
- InitializeComponent();
- }
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- private void btnOpenFile_Click(object sender, EventArgs e)
- {
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- this.openFileDialog1.Title = "打开文件";
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- this.openFileDialog1.InitialDirectory = "d://";
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- this.openFileDialog1.Filter = "心语文件*.dxl|*.dxl|文本文件*.txt|*.txt|所有文件|*.*";
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- this.openFileDialog1.FilterIndex = 1;
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- this.openFileDialog1.RestoreDirectory = true;
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- this.openFileDialog1.DefaultExt = ".txt";
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- if (this.openFileDialog1.ShowDialog() == DialogResult.OK)
- {
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- string path = this.openFileDialog1.FileName;
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- FileStream file = new FileStream(path, FileMode.Open);
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- StreamReader reader = new StreamReader(file);
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- this.txtFileName.Text = reader.ReadToEnd();
- }
- }
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- private void btnOpenFile2_Click(object sender, EventArgs e)
- {
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- OpenFileDialog open = new OpenFileDialog();
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- open.InitialDirectory = "d://";
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- open.Filter = "心语文件*.dxl|*.dxl|文本文件*.txt|*.txt|所有文件|*.*";
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- open.FilterIndex = 1;
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- open.RestoreDirectory = true;
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- if (open.ShowDialog() == DialogResult.OK)
- {
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- string path = open.FileName;
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- FileStream filestream = new FileStream(path, FileMode.Open);
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- byte[] bt = new byte[filestream.Length];
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- filestream.Read(bt, 0, bt.Length);
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- this.txtFileName.Text = Encoding.Unicode.GetString(bt);
- }
- }
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- private void btnSaveFile_Click(object sender, EventArgs e)
- {
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- SaveFileDialog save = new SaveFileDialog();
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- save.InitialDirectory = "d://";
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- save.Filter = "心语文件*.dxl|*.dxl|文本文件*.txt|*.txt";
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- save.FilterIndex = 1;
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- save.RestoreDirectory = true;
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- if (save.ShowDialog() == DialogResult.OK)
- {
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- string path = save.FileName;
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- save.DefaultExt = ".txt";
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- StreamWriter sw = new StreamWriter(path);
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- sw.WriteLine(txtFileName.Text);
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- sw.Close();
- }
- }
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- private void btnCopy_Click(object sender, EventArgs e)
- {
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- if (File.Exists("D://CopyToFile//Copy.txt") == true)
- {
- MessageBox.Show("目标文件夹已有此文件!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
- }
- else
- {
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- File.Copy("D://Copy.txt", "D://CopyToFile//Copy.txt");
- MessageBox.Show("复制成功!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
- }
- }
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- private void btnMove_Click(object sender, EventArgs e)
- {
- if (File.Exists("D://MoveToFile//Move.txt") == true)
- {
- MessageBox.Show("目标文件夹已有此文件!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
- }
- else
- {
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- File.Move("D://Move.txt", "D://MoveToFile//Move.txt");
- MessageBox.Show("移动成功!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
- }
- }
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- private void btnDelete_Click(object sender, EventArgs e)
- {
- if (Directory.Exists("D://Move.txt") == false)
- {
- MessageBox.Show("目标文件夹不存在此文件!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
- }
- else
- {
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- Directory.Delete("D://Move.txt");
- MessageBox.Show("删除成功!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
- }
- }
- }
- }
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转载于:https://www.cnblogs.com/JerryWang1991/archive/2011/01/08/3936397.html