开发工具VS2013 .net 框架 2.0
SQL server的备份文件只可以备份在本机，只有一份，这个软件可以定时把备份文件拷贝到别的机器，作为另外的备份，还可以在成功备份后自动删除过期的文件，没有成功备份，不删除过期文件，以免误删，除非手动删除。
拷贝文件过程中没有进度条提示。
写了4个类，没写字段和属性，只写方法，很简单。
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
Ini.cs //读写配置文件，使用设置可以保存下来，下次打开软件，不用重新设置
using System;
using System.Collections.Generic;
using System.Text;
using System.Runtime.InteropServices;
namespace AutoCopy
{
class Ini
{
[DllImport("kernel32")]
private static extern long WritePrivateProfileString(string section, string key, string val, string filePath);
[DllImport ("kernel32")]
private static extern int GetPrivateProfileString(string section, string key, string def,StringBuilder retVal, int size,string filePath);
/// <summary>
/// 读取ini
/// </summary>
/// <param name="group">数据分组</param>
/// <param name="key">关键字</param>
/// <param name="default_value"></param>
/// <param name="filepath">ini文件地址</param>
/// <returns>关键字对应的值，没有时用默认值</returns>
public static string readini(string group, string key, string default_value, string filepath)
{
StringBuilder temp = new StringBuilder();
GetPrivateProfileString(group,key,default_value,temp, 255, filepath);
return temp.ToString();
}
/// <summary>
/// 存储ini
/// </summary>
/// <param name="group">数据分组</param>
/// <param name="key">关键字</param>
/// <param name="value">关键字对应的值</param>
/// <param name="filepath">ini文件地址</param>
public static void writeini(string group, string key, string value, string filepath)
{
WritePrivateProfileString(group, key, value, filepath);
}
}
}///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
FileOprater.cs //文件操作类，
using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Text;
using System.Windows.Forms;
namespace AutoCopy
{
class FileOprater
{
public FileOprater(){}
/// <summary>
/// 读取路径上的文件列表
/// </summary>
/// <param name="Path">文件路径</param>
/// <param name="compare"> == 或者 >= </param>
/// <param name="days">用numberUpDown的值</param>
/// <returns></returns>
public ArrayList getFileList(string Path, string compare, int days)
{
try
{
string[] dir = Directory.GetFiles(Path);
ArrayList _fileList = new ArrayList();
for (int dirIndex = 0; dirIndex < dir.Length; dirIndex++)
{
DateTime fileLastWriteTime = File.GetLastWriteTime(dir[dirIndex].ToString());
TimeSpan timespan = DateTime.Today.Date - fileLastWriteTime.Date;
if (compare == "==")
{
if (timespan.Days == 0)
{
_fileList.Add(dir[dirIndex].ToString());
}
}
else
{
//TimeSpan timespan = DateTime.Today.Date - fileLastWriteTime.Date;
if (timespan.Days >= days)
{
_fileList.Add(dir[dirIndex].ToString());
}
}
}
return _fileList;
}
catch(Exception e)
{
MessageBox.Show(e.ToString(),"错误",MessageBoxButtons.OK,MessageBoxIcon.Error);
return null;
}
}
/// <summary>
/// 拷贝文件，用FileStream buffer来写入，大文件也没问题
/// </summary>
/// <param name="SourcePath">源文件路径</param>
/// <param name="DestinyPath">目标文件路径</param>
public void CopyFiles(string SourcePath, string DestinyPath)
{ //1创建一个负责读取的流
using (FileStream fsRead = new FileStream(SourcePath, FileMode.Open, FileAccess.Read))
{//创建一个负责写入的流
using (FileStream fsWrite = new FileStream(DestinyPath, FileMode.OpenOrCreate, FileAccess.Write))
{
byte[] buffer = new byte[1024 * 1024 * 5];
while (true)
{
int r = fsRead.Read(buffer, 0, buffer.Length);
//如果返回一个0，就意味什么都没有读取到，读取完了
if (r == 0)
{
break;
}
fsWrite.Write(buffer, 0, r);
}
}
}
}
public void DeleteFiles(string Path)
{
File.Delete(Path);
}
}
}///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
MyListBox.cs
//把文件显示在列表框的类
using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
using System.Windows.Forms;
using System.Collections;
namespace AutoCopy
{
class MyListBox
{
public MyListBox() { }
internal Boolean showFilesList(ArrayList fileList,ListBox listbox )
{
//定义数组，用于保存文件路径
if (fileList != null)
{
for (int index = 0; index < fileList.Count; index++)
{
listbox.Items.Add(fileList[index].ToString());
}
return true;
}
else
return false;
}
}
}///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
LogWriter.cs
//最后的这个是写入日志文件的类。
using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
namespace AutoCopy
{
class LogWriter
{
public LogWriter() { }
internal void writeLog(string str)
{
string AppPath = System.Windows.Forms.Application.StartupPath + "\\Log.txt";
if (!File.Exists(AppPath))
{
File.CreateText(AppPath);
}
using (FileStream fs = new FileStream(AppPath, FileMode.Append, FileAccess.Write))
{
Byte[] info =
new UTF8Encoding(true).GetBytes(DateTime.Now.ToString() + " "+str+"\r\n");
// Add some information to the file.
fs.Write(info, 0, info.Length);
}
}
}
}//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
Form1.cs //界面里的操作代码写的有点多，显得有点零乱。
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Collections;
namespace AutoCopy
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
//源文件目录浏览按钮
private void buttonSource_Click(object sender, EventArgs e)
{
folderBrowserDialog1.ShowDialog();
textBoxSource.Text = folderBrowserDialog1.SelectedPath.ToString();
}
//目标文件目录浏览按钮
private void buttonDestiny_Click(object sender, EventArgs e)
{
folderBrowserDialog1.ShowDialog();
textBoxDestiny.Text = folderBrowserDialog1.SelectedPath.ToString();
}
//新建FileOprater对象
FileOprater fo=new FileOprater();
//新建MyListBox对象
MyListBox mylistbox=new MyListBox();
//新建LogWriter对象
LogWriter lw = new LogWriter();
//新建Ini对象
//Ini ini = new Ini();
//托盘区图标功能
private void notifyIcon1_MouseDoubleClick(object sender, MouseEventArgs e)
{
if (WindowState == FormWindowState.Minimized)
{
//还原窗体显示
WindowState = FormWindowState.Normal;
//激活窗体并给予它焦点
this.Activate();
//任务栏区显示图标
this.ShowInTaskbar = true;
//托盘区图标隐藏
notifyIcon1.Visible = false;
}
}
//隐藏程序窗口到托盘区
private void Form1_SizeChanged(object sender, EventArgs e)
{
if (WindowState == FormWindowState.Minimized)
{
//隐藏任务栏区图标
this.ShowInTaskbar = false;
//图标显示在托盘区
notifyIcon1.Visible = true;
}
}
//关闭程序确认对话框
private void Form1_FormClosing(object sender, FormClosingEventArgs e)
{
if (MessageBox.Show("是否确定退出程序？","退出",MessageBoxButtons.OKCancel,MessageBoxIcon.Question) == DialogResult.OK)
{
//关闭所有的进程
this.Dispose();
this.Close();
}
else
{
e.Cancel = true;
}
}
private void buttonOK_Click(object sender, EventArgs e)
{
TodayFileslistBox.Items.Clear(); //清空列表框
mylistbox.showFilesList(fo.getFileList(textBoxSource.Text.Trim(),"==",0),TodayFileslistBox);//显示文件列表在列表框
if (TodayFileslistBox.Items != null) //如果列表不为空（有文件）
{
for (int i = 0; i < TodayFileslistBox.Items.Count; i++) //循环
{
string strName = TodayFileslistBox.Items[i].ToString().Substring(TodayFileslistBox.Items[i].ToString().LastIndexOf("\\"));
try
{
StatusLabel2.Text = strName + "正在复制";
fo.CopyFiles(TodayFileslistBox.Items[i].ToString(), textBoxDestiny.Text + strName);
StatusLabel2.Text = strName + " 复制完成";
lw.writeLog(TodayFileslistBox.Items[i].ToString() + " 复制成功");//写入日志文件
//以上代码跟Timer1的执行代码有重复，下面也有说明
}
catch (Exception ex)
{
StatusLabel2.Text = "备份过程出错，请查看日志文件Log.txt";
lw.writeLog(ex.ToString());
}
}
}
}
private void Form1_Load(object sender, EventArgs e)
{
updateFileListlabel();
updateStatusLabel();
StatusLabel2.Text = "";
//测试读写set.ini文件的代码
//string value = Ini.readini("group1", "source", "default_value1", ".\\set.ini");
//Ini.writeini("group2", "key2", value, ".\\set.ini");
InitializeSets();
}
private void InitializeSets()
{
textBoxSource.Text = Ini.readini("group1", "source", "I:\\backup", ".\\set.ini");
textBoxDestiny.Text = Ini.readini("group1", "destiny", "D:\\backup", ".\\set.ini");
checkBoxDel.Checked = Convert.ToBoolean(Ini.readini("group1", "deleteChecked", "true", ".\\set.ini"));
DaysNumericUpDown.Value = Convert.ToDecimal(Ini.readini("group1", "days", "3", ".\\set.ini"));
dateTimePicker1.Value = Convert.ToDateTime(Ini.readini("group1", "actionTime", "20:00:00", ".\\set.ini"));
}
private void updateStatusLabel()
{
StatusLabel1.Text="备份时间："+dateTimePicker1.Value.ToShortTimeString();
}
//刷新N天前文件列表标签
private void updateFileListlabel()
{
FileListlabel.Text = DaysNumericUpDown.Value + "天前的文件列表：";
}
//更改天数时，刷新N天前文件列表标签
private void numericUpDown1_ValueChanged(object sender, EventArgs e)
{
updateFileListlabel();
Ini.writeini("group1", "days", DaysNumericUpDown.Value.ToString(), ".\\set.ini");
}
private void buttonUpdateTodayFileList_Click(object sender, EventArgs e)
{
//清空列表
TodayFileslistBox.Items.Clear();
ArrayList filelist = fo.getFileList(textBoxSource.Text.Trim(),"==",0);
mylistbox.showFilesList(filelist,TodayFileslistBox);
}
private void buttonUpdateNdaysFileList_Click(object sender, EventArgs e)
{
#region 模块化的代码，没用
//FillListBox(NdaysBeforeFilesListBox, textBoxDestiny.Text.Trim(), NdayBeforeFileslabel,Convert.ToInt16(DaysNumericUpDown.Value),"<=");
#endregion
fillNdaysListBox();
}
private void fillNdaysListBox()
{
NdaysBeforeFilesListBox.Items.Clear();
ArrayList filelist = fo.getFileList(textBoxDestiny.Text.Trim(), "=>", Convert.ToInt16(DaysNumericUpDown.Value));
mylistbox.showFilesList(filelist, NdaysBeforeFilesListBox);
}
private void timer1_Tick(object sender, EventArgs e)
{
#region MyRegion
if (DateTime.Now.ToShortTimeString() == dateTimePicker1.Value.ToShortTimeString())
{
//显示今天文件在列表框
TodayFileslistBox.Items.Clear();
mylistbox.showFilesList(fo.getFileList(textBoxSource.Text.Trim(), "==", 0), TodayFileslistBox);
//拷贝文件
if (TodayFileslistBox.Items != null) //如果没有当天的文件可复制，刚不删除旧已备份的文件
{
for (int i = 0; i < TodayFileslistBox.Items.Count; i++)
{
string strName = TodayFileslistBox.Items[i].ToString().Substring(TodayFileslistBox.Items[i].ToString().LastIndexOf("\\"));
try
{
StatusLabel2.Text = "正在复制文件：" + strName;
fo.CopyFiles(TodayFileslistBox.Items[i].ToString(), textBoxDestiny.Text + strName);
StatusLabel2.Text = strName+ " 复制完成";
lw.writeLog(TodayFileslistBox.Items[i].ToString() + " 复制成功");//写入日志文件
//以上代码跟“拷贝文件”按钮的代码有重复，之所以不能重构成方法，是因为下面两行Timer1代码包含了删除过期文件的代码。
//暂时没找到更好的方法，以后学习到更好的方法再改正。也希望同学们不吝赐教。
}
catch (Exception ex)
{
StatusLabel2.Text = "备份过程出错，请查看日志文件Log.txt";
lw.writeLog(ex.ToString());
}
}
//如果没有当天的文件可复制，刚不删除旧已备份的文件
//显示N天前的文件在列表框
fillNdaysListBox();
//删除文件
delfiles();
}
#endregion
}
}
private void buttonDelete_Click(object sender, EventArgs e)
{
if (MessageBox.Show("你确定要删除文件吗，删除后不可恢复！！","确定删除！！",MessageBoxButtons.YesNoCancel,MessageBoxIcon.Warning,MessageBoxDefaultButton.Button3) == DialogResult.Yes)
{
if (MessageBox.Show("确定要删！，不可恢复哦！！", "真的要删除！！", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Warning, MessageBoxDefaultButton.Button3) == DialogResult.Yes)
{
fillNdaysListBox();
delfiles();
}
}
}
private void delfiles()
{
if (checkBoxDel.Checked)
{
for (int i = 0; i < NdaysBeforeFilesListBox.Items.Count; i++)
{
string path = NdaysBeforeFilesListBox.Items[i].ToString();
try
{
fo.DeleteFiles(path);
StatusLabel2.Text = path + " 删除成功";
lw.writeLog(path + " 删除成功");
}
catch (Exception e)
{
StatusLabel2.Text = path + " 删除失败，请查看日志文件！";
lw.writeLog(e.ToString());
}
}
}
}
private void dateTimePicker1_ValueChanged(object sender, EventArgs e)
{
updateStatusLabel();
Ini.writeini("group1", "actionTime", dateTimePicker1.Value.ToShortTimeString(), ".\\set.ini");
}
private void textBoxSource_TextChanged(object sender, EventArgs e)
{
Ini.writeini("group1", "source", textBoxSource.Text.Trim() , ".\\set.ini");
}
private void textBoxDestiny_TextChanged(object sender, EventArgs e)
{
Ini.writeini("group1", "destiny", textBoxDestiny.Text.Trim(), ".\\set.ini");
}
private void checkBoxDel_CheckedChanged(object sender, EventArgs e)
{
Ini.writeini("group1", "deleteChecked", checkBoxDel.Checked.ToString(), ".\\set.ini");
}
}
}