C # Small Explorer

usingSystem;usingSystem.Collections.Generic;usingSystem.Linq;usingSystem.Text;usingSystem.Threading.Tasks;namespaceSmall Explorer { Public  classMyFile { Public floatFilelength {Get;Set; }//file Length (KB)         Public stringFileName {Get;Set; }//file name         Public stringFilePath {Get;Set; }//file path         Public stringFileType {Get;Set; }//File Type    }}

usingSystem;usingSystem.Collections.Generic;usingSystem.ComponentModel;usingSystem.Data;usingSystem.Drawing;usingSystem.Linq;usingSystem.Text;usingSystem.Threading.Tasks;usingSystem.Windows.Forms;usingSystem.IO;namespaceSmall Explorer { Public Partial classForm1:form { PublicForm1 () {InitializeComponent ();        } TreeNode TN; Private voidForm1_Load (Objectsender, EventArgs e) {            //retrieves the drive name of all logical drives on the computer. driveinfo[] di =driveinfo.getdrives (); foreach(DriveInfo Iteminchdi) {tn=NewTreeNode (item.                Name); Tn. Tag=item.                Name; Tv01.            Nodes.Add (TN); }        }                //Click Bind File and folder information        Private voidTv01_afterselect (Objectsender, TreeViewEventArgs e) {TreeNode tn=tv01.            SelectedNode;        Binginfo (TN); }               Private voidBinginfo (TreeNode tn) {//Clearlvlist.            Items.clear (); //Binding subdirectoriesDirectoryInfo dic =NewDirectoryInfo (TN.            Tag.tostring ()); Directoryinfo[] Info=DiC.            GetDirectories (); foreach(DirectoryInfo Iteminchinfo) {TreeNode temp=NewTreeNode (); Temp. Text=item.                Name; Temp. Tag=item.                FullName; Tn.            Nodes.Add (temp); }            //get list of files under directoryfileinfo[] FileInfo =DiC.            GetFiles (); //defining generic Collection Store file informationlist<myfile> files =NewList<myfile>(); //Traverse file List            foreach(FileInfo itinchFileInfo) {MyFile file=NewMyFile (); File. FileName=it.                Name; File. Filelength=it.                Length; File. FileType=it.                Extension; File. FilePath=it.                FullName; Files.            ADD (file); }            //bind to the ListView            foreach(MyFile eminchfiles) {ListViewItem LV=NewListViewItem (em.                FileName); Lv. SubItems.Add (em.                Filelength.tostring ()); Lv. SubItems.Add (em.                FileType); Lv. SubItems.Add (em.                FilePath); Lvlist.            Items.Add (LV); }                   }        //Copy        Private voidCopy Toolstripmenuitem_click (Objectsender, EventArgs e) {            //decide whether to select            if(Lvlist. SelectedItems. Count = =0)            {                return; }            //Prompt user to select destination folderFolderBrowserDialog FBD =NewFolderBrowserDialog (); DialogResult result=FBD.            ShowDialog (); //source file path            stringSourcePath = Lvlist. selecteditems[0]. subitems[3].            Text; //Destination file path            stringDespath =NULL; //if the target location is selected correctly, perform a copy operation            if(result==DialogResult. OK) {Despath=FBD.                SelectedPath; //Lvlist A ListView object that displays file informationDespath + ="\\"+ lvlist. selecteditems[0]. subitems[0].                Text; //Copying Filesfile.copy (SourcePath, Despath); MessageBox.Show ("Copy succeeded! "); }                   }        //Delete        Private voidDelete Toolstripmenuitem_click (Objectsender, EventArgs e) {                        stringDelectpath= lvlist. selecteditems[0]. SubItems [3].            Text;            File.delete (Delectpath); MessageBox.Show ("Delete Success! "); }            }}

C # Small Explorer