用多线程弄的如下，
private void btnSelectDirectory_Click(object sender, EventArgs e)
{
FolderBrowserDialog path = new FolderBrowserDialog();
path.ShowDialog();
if (!"".Equals(path.SelectedPath))
{
tboSelectPath.Text = path.SelectedPath;
}
}
private void Form1_Load(object sender, EventArgs e)
{
dateTimePicker2.Value = DateTime.Now;
}
private void btnStartScan_Click(object sender, EventArgs e)
{
DateTime dtStart = dateTimePicker1.Value.Date;
DateTime dtEnd = new DateTime(dateTimePicker2.Value.Year, dateTimePicker2.Value.Month, dateTimePicker2.Value.Day + 1, 0, 0, 0);
DirectoryInfo d = new DirectoryInfo(tboSelectPath.Text.Trim());
//Thread t = new Thread(new ThreadStart(new ScanFile(d, dtStart, dtEnd).Scans));
//t.Start();
Scans(d, dtStart, dtEnd);
}
DirectoryInfo[] dirs; FileInfo[] files;
static int filesCount = 0;
private void Scans(DirectoryInfo dir, DateTime dtStart, DateTime dtEnd)
{
files = dir.GetFiles();
dirs = dir.GetDirectories();
if (files.Length > 0)
{
foreach (FileInfo item in files)
{
filesCount++;
if (dtStart <= item.LastWriteTime && item.LastWriteTime <= dtEnd)
{
Console.WriteLine(item.FullName);
if (tboFiles.InvokeRequired)
{
ScanDelegate s = new ScanDelegate(Scans);
s.Invoke(dir, dtStart, dtEnd);
}
else
tboFiles.Text += "修改时间:" + item.LastWriteTime.ToString() + " " + item.FullName + "\r\n";
}
}
}
if (dirs.Length > 0)
{
foreach (DirectoryInfo item in dirs)
{
//
Thread t = new Thread(new ThreadStart(new ScanFile(item, dtStart, dtEnd).Scans));
t.Start();
}
}
}
public delegate void Scan(DirectoryInfo[] folder, DateTime dtStart, DateTime dtEnd);
public delegate void ScanDelegate(DirectoryInfo dir, DateTime dtStart, DateTime dtEnd);
private void ScanFiles(DirectoryInfo[] folder, DateTime dtStart, DateTime dtEnd)
{
foreach (DirectoryInfo d in folder)
{
if (d.Exists)
{
FileInfo[] files = d.GetFiles();
foreach (FileInfo file in files)
{
if (dtStart <= file.LastWriteTime && file.LastWriteTime <= dtEnd)
{
if (tboFiles.InvokeRequired)
{
Scan setpos = new Scan(ScanFiles);
tboFiles.Invoke(setpos, folder, dtStart, dtEnd); //重新调用SetListBox函数
//setpos.BeginInvoke(ds, dtStart, dtEnd, null, setpos);
}
else
tboFiles.Text += (tboFiles.Text.Trim().Length == 0 ? "" : "\r\n") + "修改时间:" + file.LastWriteTime.ToString() + " " + file.DirectoryName + "\\" + file.Name;
}
}
DirectoryInfo[] ds = d.GetDirectories();
if (ds.Count() > 0)
{
//ScanFiles(ds, dtStart, dtEnd);
//Scan setpos = new Scan(ScanFiles);
//setpos.BeginInvoke(ds, dtStart, dtEnd, null, setpos);
Thread fThread = new Thread(new ThreadStart(new ScanFile(ds, dtStart, dtEnd).Scan));//开辟一个新的线程
fThread.Start();
}
}
}
}
public static void ScanFile(DirectoryInfo[] folder, DateTime dtStart, DateTime dtEnd)
{
ScanFile(folder, dtStart, dtEnd);
}
public static void ScanFile(DirectoryInfo dir, DateTime dtStart, DateTime dtEnd)
{
new Form1().Scans(dir, dtStart, dtEnd);
}
}
public class ScanFile
{
private DirectoryInfo[] dis;
private DirectoryInfo dir;
//private FileInfo[] files;
private DateTime dtStart;
private DateTime dtEnd;
//private StringBuilder sbFiles;
public ScanFile(DirectoryInfo[] dis, DateTime dtStart, DateTime dtEnd)
{
this.dis = dis;
this.dtStart = dtStart;
this.dtEnd = dtEnd;
}
public ScanFile(DirectoryInfo dir, DateTime dtStart, DateTime dtEnd)
{
this.dir = dir;
this.dtStart = dtStart;
this.dtEnd = dtEnd;
}
public void Scan()
{
Form1.ScanFile(this.dis, this.dtStart, this.dtEnd);
}
public void Scans()
{
Form1.ScanFile(dir, dtStart, dtEnd);
}
}
