public main()
{
InitializeComponent();
searchedFiles = new List <string>();
////第二种委托方式调用代码
searchComplete += new refreshListBoxHanlder(updateListBox);
}
public ouyyn()
{
InitializeComponent();
searchedFiles = new List <string>();
searchComplete += new refreshListBoxHanlder(updateListBox);
anotherform = new FileText();
}
private void updateListBox(object sender)//委托
{
if (this.InvokeRequired)
{
refreshListBoxHanlder delegateFunc = new refreshListBoxHanlder(updateListBox);
this.Invoke(delegateFunc, sender);
}
else
{
lst_showSpecifyFiles.Items.Clear();
lst_showSpecifyFiles.Items.AddRange(searchedFiles.ToArray());
}
}
private void updateListBox(object sender)
{
FileList.Items.Clear();
if (this.InvokeRequired)
{
refreshListBoxHanlder delegateFunc = new refreshListBoxHanlder(updateListBox);
this.Invoke(delegateFunc, sender);
}
else
{
FileList.Items.Clear();
FileList.Items.AddRange(searchedFiles.ToArray());
}
MessageBox.Show("查询完毕！");
}
private void updateListBox(object sender)
{
//第一种委托方式调用代码
//lsbFiles.Items.Clear();
//lsbFiles.Items.AddRange(searchedFiles.ToArray());
//第二种委托方式调用代码
if (this.InvokeRequired)
{
refreshListBoxHanlder delegateFunc = new refreshListBoxHanlder(updateListBox);
this.Invoke(delegateFunc, sender);
}
else
{
labfiles.Items.Clear();
labfiles.Items.AddRange(searchedFiles.ToArray());
}
}
public static void searchFilesinFolder(object obj) //文件搜索线程调用的函数
{
string strDir = obj.ToString();
main thisForm = (main)obj;
strDir = thisForm.txDir.Text;//待搜索文件夹路径
if (strDir != null && strDir.Length > 0)
{
if (Directory.Exists(strDir))
{
searchedFiles.Clear();
List <string> allSearcheFiles = new List <string>(); //用于存放所有搜索出来的文件
List <string> folders2Search = new List <string>(); //用于存放所有待搜索的文件夹
folders2Search.Add(strDir);
while (folders2Search.Count > 0)
{
try
{
string curFolder = folders2Search[0];
folders2Search.RemoveAt(0);
string[] files = Directory.GetFiles(curFolder); //搜索当前目录下所有文件
string[] dirs = Directory.GetDirectories(curFolder); //搜索当前目录下所有文件夹
foreach (string item in files)
{
allSearcheFiles.Add(item);
}
foreach (string item in dirs)
{
folders2Search.Add(item);
}
}
catch { }
}
searchedFiles.AddRange(allSearcheFiles);
//第一种传递方式：直接委托调用
refreshListBoxHanlder updateDelegate = new refreshListBoxHanlder(thisForm.updateListBox);
thisForm.Invoke(updateDelegate, thisForm);
//第二种传递方式：基于委托的消息机制
thisForm.searchComplete(thisForm);
}
}
}
public static void searchFilesinFolder(object obj)
{
string strDir = obj.ToString();
FinalFileForm thisForm = (FinalFileForm)obj;
strDir = thisForm.tbPath.Text;
if (strDir != null && strDir.Length > 0)
{
if (Directory.Exists(strDir))
{
searchedFiles.Clear();
List <string> allSearcheFiles = new List <string>();
List <string> folders2Search = new List <string>();
folders2Search.Add(strDir);
while (folders2Search.Count > 0)
{
try
{
string curFolder = folders2Search[0];
folders2Search.RemoveAt(0);
string[] files = Directory.GetFiles(curFolder);
string[] dirs = Directory.GetDirectories(curFolder);
foreach (string item in files)
{
allSearcheFiles.Add(item);
}
foreach (string item in dirs)
{
folders2Search.Add(item);
}
}
catch { }
}
searchedFiles.AddRange(allSearcheFiles);
refreshListBoxHanlder updateDelegate = new refreshListBoxHanlder(thisForm.updateListBox);
thisForm.Invoke(updateDelegate, thisForm);
}
}
}