Display Directory info in a ListView


   


using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.IO;

namespace ListView
{
  public class Form1 : System.Windows.Forms.Form
  {
    private System.Collections.Specialized.StringCollection folderCol;    
    
    private System.Windows.Forms.ImageList ilLarge;
    private System.Windows.Forms.ImageList ilSmall;
    private System.Windows.Forms.ListView lwFilesAndFolders;
    private System.Windows.Forms.Label lblCurrentPath;

    public Form1()
    {
      InitializeComponent();

      // Init ListView and folder collection
      folderCol = new System.Collections.Specialized.StringCollection();
      CreateHeadersAndFillListView();
      PaintListView(@"C:");
      folderCol.Add(@"C:");

      this.lwFilesAndFolders.ItemActivate += new System.EventHandler(this.lwFilesAndFolders_ItemActivate);
    }
    private void InitializeComponent()
    {
//      System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(Form1));
      this.lblCurrentPath = new System.Windows.Forms.Label();
      this.ilLarge = new System.Windows.Forms.ImageList();
      this.ilSmall = new System.Windows.Forms.ImageList();
      this.lwFilesAndFolders = new System.Windows.Forms.ListView();
      this.SuspendLayout();

      this.lblCurrentPath.Location = new System.Drawing.Point(16, 8);
      this.lblCurrentPath.Name = "lblCurrentPath";
      this.lblCurrentPath.Size = new System.Drawing.Size(528, 16);
      this.lblCurrentPath.TabIndex = 3;
      // 
      // ilLarge
      // 
      this.ilLarge.ColorDepth = System.Windows.Forms.ColorDepth.Depth8Bit;
      this.ilLarge.ImageSize = new System.Drawing.Size(32, 32);
//      this.ilLarge.ImageStream = ((System.Windows.Forms.ImageListStreamer)(resources.GetObject("ilLarge.ImageStream")));
      this.ilLarge.TransparentColor = System.Drawing.Color.Transparent;
      // 
      // ilSmall
      // 
      this.ilSmall.ColorDepth = System.Windows.Forms.ColorDepth.Depth8Bit;
      this.ilSmall.ImageSize = new System.Drawing.Size(16, 16);
//      this.ilSmall.ImageStream = ((System.Windows.Forms.ImageListStreamer)(resources.GetObject("ilSmall.ImageStream")));
      this.ilSmall.TransparentColor = System.Drawing.Color.Transparent;
      // 
      // lwFilesAndFolders
      // 
      this.lwFilesAndFolders.LargeImageList = this.ilLarge;
      this.lwFilesAndFolders.Location = new System.Drawing.Point(16, 32);
      this.lwFilesAndFolders.MultiSelect = false;
      this.lwFilesAndFolders.Name = "lwFilesAndFolders";
      this.lwFilesAndFolders.Size = new System.Drawing.Size(400, 216);
      this.lwFilesAndFolders.SmallImageList = this.ilSmall;
      this.lwFilesAndFolders.TabIndex = 0;
      this.lwFilesAndFolders.View = System.Windows.Forms.View.List;
      // 
      // Form1
      // 
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
      this.ClientSize = new System.Drawing.Size(552, 293);
      this.Controls.AddRange(new System.Windows.Forms.Control[] {this.lblCurrentPath,  this.lwFilesAndFolders});
      this.Name = "Form1";
      this.Text = "ListView";
      this.ResumeLayout(false);

    }
    static void Main() 
    {
      Application.Run(new Form1());
    }

    private void CreateHeadersAndFillListView()
    {
      ColumnHeader colHead;

      colHead = new ColumnHeader();
      colHead.Text = "Filename";
      this.lwFilesAndFolders.Columns.Add(colHead);
      
      colHead = new ColumnHeader();
      colHead.Text = "Size";
      this.lwFilesAndFolders.Columns.Add(colHead); 
      
      colHead = new ColumnHeader();
      colHead.Text = "Last accessed";
      this.lwFilesAndFolders.Columns.Add(colHead); 
    }

    private void PaintListView(string root)
    {
      try
      {
        ListViewItem lvi;
        ListViewItem.ListViewSubItem lvsi;

        this.lblCurrentPath.Text = root + "    (Double click to display the path name)";

        System.IO.DirectoryInfo dir = new System.IO.DirectoryInfo(root);
      
        DirectoryInfo[] dirs = dir.GetDirectories();
        FileInfo[] files = dir.GetFiles();

        this.lwFilesAndFolders.Items.Clear();

        this.lwFilesAndFolders.BeginUpdate();

        foreach (System.IO.DirectoryInfo di in dirs)
        {
          lvi = new ListViewItem();
          lvi.Text = di.Name; 
          //lvi.ImageIndex = 0;
          lvi.Tag = di.FullName; 

          lvsi = new ListViewItem.ListViewSubItem();
          lvsi.Text = "sub item"; 
          lvi.SubItems.Add(lvsi); 

          lvsi = new ListViewItem.ListViewSubItem();
          lvsi.Text = di.LastAccessTime.ToString(); 
          lvi.SubItems.Add(lvsi); 

          this.lwFilesAndFolders.Items.Add(lvi);
        }
        this.lwFilesAndFolders.EndUpdate();
      }
      catch (System.Exception err)
      {
        MessageBox.Show("Error: " + err.Message);
      }
      
      this.lwFilesAndFolders.View = View.Details;
    }

    private void lwFilesAndFolders_ItemActivate(object sender, System.EventArgs e)
    {
      System.Windows.Forms.ListView lw = (System.Windows.Forms.ListView)sender;
      string filename = lw.SelectedItems[0].Tag.ToString();
            
            Console.WriteLine(filename);
    }
  }
}

           
          


Use RadioButton to control the ListView display style


   

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.IO;

namespace ListView
{
  public class Form1 : System.Windows.Forms.Form
  {
    private System.Windows.Forms.RadioButton rdoLarge;
    private System.Windows.Forms.RadioButton rdoSmall;
    private System.Windows.Forms.RadioButton rdoList;
    private System.Windows.Forms.RadioButton rdoDetails;
    private System.Windows.Forms.GroupBox groupBox1;
    private System.Windows.Forms.ImageList ilLarge;
    private System.Windows.Forms.ImageList ilSmall;
    private System.Windows.Forms.ListView lwFilesAndFolders;
    private System.Windows.Forms.Label lblCurrentPath;

    public Form1()
    {
      InitializeComponent();
      CreateHeadersAndFillListView();
      PaintListView();
    }

    private void InitializeComponent()
    {
//      System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(Form1));
      this.groupBox1 = new System.Windows.Forms.GroupBox();
      this.rdoDetails = new System.Windows.Forms.RadioButton();
      this.rdoList = new System.Windows.Forms.RadioButton();
      this.rdoSmall = new System.Windows.Forms.RadioButton();
      this.rdoLarge = new System.Windows.Forms.RadioButton();
      this.lblCurrentPath = new System.Windows.Forms.Label();
      this.ilLarge = new System.Windows.Forms.ImageList();
      this.ilSmall = new System.Windows.Forms.ImageList();
      this.lwFilesAndFolders = new System.Windows.Forms.ListView();
      this.groupBox1.SuspendLayout();
      this.SuspendLayout();

      this.groupBox1.Controls.AddRange(new System.Windows.Forms.Control[] {this.rdoDetails,
                                                                            this.rdoList,
                                                                            this.rdoSmall,
                                                                            this.rdoLarge});
      this.groupBox1.Location = new System.Drawing.Point(424, 32);
      this.groupBox1.Name = "groupBox1";
      this.groupBox1.Size = new System.Drawing.Size(120, 128);
      this.groupBox1.TabIndex = 2;
      this.groupBox1.TabStop = false;
      this.groupBox1.Text = "View mode";
      // 
      // rdoDetails
      // 
      this.rdoDetails.Checked = true;
      this.rdoDetails.Location = new System.Drawing.Point(8, 96);
      this.rdoDetails.Name = "rdoDetails";
      this.rdoDetails.Size = new System.Drawing.Size(104, 16);
      this.rdoDetails.TabIndex = 3;
      this.rdoDetails.TabStop = true;
      this.rdoDetails.Text = "Details";
      this.rdoDetails.CheckedChanged += new System.EventHandler(this.rdoDetails_CheckedChanged);
      // 
      // rdoList
      // 
      this.rdoList.Location = new System.Drawing.Point(8, 72);
      this.rdoList.Name = "rdoList";
      this.rdoList.Size = new System.Drawing.Size(104, 16);
      this.rdoList.TabIndex = 2;
      this.rdoList.Text = "List";
      this.rdoList.CheckedChanged += new System.EventHandler(this.rdoList_CheckedChanged);
      // 
      // rdoSmall
      // 
      this.rdoSmall.Location = new System.Drawing.Point(8, 48);
      this.rdoSmall.Name = "rdoSmall";
      this.rdoSmall.Size = new System.Drawing.Size(104, 16);
      this.rdoSmall.TabIndex = 1;
      this.rdoSmall.Text = "SmallIcon";
      this.rdoSmall.CheckedChanged += new System.EventHandler(this.rdoSmall_CheckedChanged);
      // 
      // rdoLarge
      // 
      this.rdoLarge.Location = new System.Drawing.Point(8, 24);
      this.rdoLarge.Name = "rdoLarge";
      this.rdoLarge.Size = new System.Drawing.Size(96, 16);
      this.rdoLarge.TabIndex = 0;
      this.rdoLarge.Text = "LargeIcon";
      this.rdoLarge.CheckedChanged += new System.EventHandler(this.rdoLarge_CheckedChanged);
      // 
      // ilLarge
      // 
      this.ilLarge.ColorDepth = System.Windows.Forms.ColorDepth.Depth8Bit;
      this.ilLarge.ImageSize = new System.Drawing.Size(32, 32);
//      this.ilLarge.ImageStream = ((System.Windows.Forms.ImageListStreamer)(resources.GetObject("ilLarge.ImageStream")));
      this.ilLarge.TransparentColor = System.Drawing.Color.Transparent;
      // 
      // ilSmall
      // 
      this.ilSmall.ColorDepth = System.Windows.Forms.ColorDepth.Depth8Bit;
      this.ilSmall.ImageSize = new System.Drawing.Size(16, 16);
//      this.ilSmall.ImageStream = ((System.Windows.Forms.ImageListStreamer)(resources.GetObject("ilSmall.ImageStream")));
      this.ilSmall.TransparentColor = System.Drawing.Color.Transparent;
      // 
      // lwFilesAndFolders
      // 
      this.lwFilesAndFolders.LargeImageList = this.ilLarge;
      this.lwFilesAndFolders.Location = new System.Drawing.Point(16, 32);
      this.lwFilesAndFolders.MultiSelect = false;
      this.lwFilesAndFolders.Name = "lwFilesAndFolders";
      this.lwFilesAndFolders.Size = new System.Drawing.Size(400, 216);
      this.lwFilesAndFolders.SmallImageList = this.ilSmall;
      this.lwFilesAndFolders.TabIndex = 0;
      this.lwFilesAndFolders.View = System.Windows.Forms.View.List;
      // 
      // Form1
      // 
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
      this.ClientSize = new System.Drawing.Size(552, 293);
      this.Controls.AddRange(new System.Windows.Forms.Control[] {this.groupBox1, this.lwFilesAndFolders});
      this.Name = "Form1";
      this.Text = "ListView";
      this.groupBox1.ResumeLayout(false);
      this.ResumeLayout(false);
    }
    static void Main() 
    {
      Application.Run(new Form1());
    }

    private void CreateHeadersAndFillListView()
    {
      ColumnHeader colHead;

      colHead = new ColumnHeader();
      colHead.Text = "Filename";
      this.lwFilesAndFolders.Columns.Add(colHead); 
      
      colHead = new ColumnHeader();
      colHead.Text = "Size";
      this.lwFilesAndFolders.Columns.Add(colHead);
      
      colHead = new ColumnHeader();
      colHead.Text = "Last accessed";
      this.lwFilesAndFolders.Columns.Add(colHead); 
    }

    private void PaintListView()
    {
      ListViewItem lvi;
      ListViewItem.ListViewSubItem lvsi;

      this.lwFilesAndFolders.Items.Clear();
      this.lwFilesAndFolders.BeginUpdate();

      lvi = new ListViewItem();
      lvi.Text = "A"; 
      lvi.ImageIndex = 0; 
      lvi.Tag = "tag";

      lvsi = new ListViewItem.ListViewSubItem();
      lvsi.Text = "4"; 
      lvi.SubItems.Add(lvsi); 
          
      lvsi = new ListViewItem.ListViewSubItem();
      lvsi.Text = "C"; 
      lvi.SubItems.Add(lvsi); 
      this.lwFilesAndFolders.Items.Add(lvi);

      this.lwFilesAndFolders.EndUpdate();
      this.lwFilesAndFolders.View = View.Details;
    }

    private void rdoLarge_CheckedChanged(object sender, System.EventArgs e)
    {
      RadioButton rdb = (RadioButton)sender;
      if (rdb.Checked)
        this.lwFilesAndFolders.View = View.LargeIcon;
    }

    private void rdoList_CheckedChanged(object sender, System.EventArgs e)
    {
      RadioButton rdb = (RadioButton)sender;
      if (rdb.Checked)
        this.lwFilesAndFolders.View = View.List;
    }

    private void rdoSmall_CheckedChanged(object sender, System.EventArgs e)
    {
      RadioButton rdb = (RadioButton)sender;
      if (rdb.Checked)
        this.lwFilesAndFolders.View = View.SmallIcon;
    }

    private void rdoDetails_CheckedChanged(object sender, System.EventArgs e)
    {
      RadioButton rdb = (RadioButton)sender;
      if (rdb.Checked)
        this.lwFilesAndFolders.View = View.Details;
    }
  }
}


           
          


Extends ListViewItem

   


using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

public class Form1 : System.Windows.Forms.Form {
  private System.Windows.Forms.ListView lvCountries;
    private System.Windows.Forms.ImageList imgLarge;
    private System.Windows.Forms.ImageList imgSmall;
    private System.Windows.Forms.ComboBox cbView;
    private System.Windows.Forms.Label lblAbbreviation;
    private System.ComponentModel.IContainer components;

  public Form1() {
    InitializeComponent();
    lvCountries.Items.Add(new CountryItem("United States", "US", "Dollar"));
        lvCountries.Items[0].ImageIndex = 0;
        lvCountries.Items.Add(new CountryItem("Great Britain", "GB", "Pound"));
        lvCountries.Items[1].ImageIndex = 1;
        lvCountries.Items.Add(new CountryItem("Canada", "CA", "Dollar"));
        lvCountries.Items[2].ImageIndex = 2;
        lvCountries.Items.Add(new CountryItem("Japan", "JP", "Yen"));
        lvCountries.Items[3].ImageIndex = 3;
        lvCountries.Items.Add(new CountryItem("Germany", "GM", "Deutch Mark"));
        lvCountries.Items[4].ImageIndex = 4;

        cbView.Items.Add(View.LargeIcon);
        cbView.Items.Add(View.SmallIcon);
        cbView.Items.Add(View.List);
        cbView.Items.Add(View.Details);
        cbView.SelectedIndex = 0;

        lvCountries.Columns.Add("Country",100, HorizontalAlignment.Left);
        lvCountries.Columns.Add("Currency",100, HorizontalAlignment.Left);
    }
    private void InitializeComponent() {
      this.components = new System.ComponentModel.Container();
      this.lvCountries = new System.Windows.Forms.ListView();
      this.imgLarge = new System.Windows.Forms.ImageList(this.components);
      this.imgSmall = new System.Windows.Forms.ImageList(this.components);
      this.cbView = new System.Windows.Forms.ComboBox();
      this.lblAbbreviation = new System.Windows.Forms.Label();
      this.SuspendLayout();

      this.lvCountries.LargeImageList = this.imgLarge;
      this.lvCountries.Location = new System.Drawing.Point(24, 72);
      this.lvCountries.Name = "lvCountries";
      this.lvCountries.Size = new System.Drawing.Size(256, 248);
      this.lvCountries.SmallImageList = this.imgSmall;
      this.lvCountries.TabIndex = 0;
      this.lvCountries.MouseUp += new System.Windows.Forms.MouseEventHandler(this.lvCountries_MouseUp);

      this.imgLarge.ImageSize = new System.Drawing.Size(48, 48);
      this.imgLarge.TransparentColor = System.Drawing.Color.Transparent;

      this.imgSmall.ColorDepth = System.Windows.Forms.ColorDepth.Depth16Bit;
      this.imgSmall.ImageSize = new System.Drawing.Size(16, 16);
      this.imgSmall.TransparentColor = System.Drawing.Color.Transparent;
      // 
      // cbView
      // 
      this.cbView.Location = new System.Drawing.Point(32, 32);
      this.cbView.Name = "cbView";
      this.cbView.Size = new System.Drawing.Size(128, 21);
      this.cbView.TabIndex = 1;
      this.cbView.SelectedIndexChanged += new System.EventHandler(this.cbView_SelectedIndexChanged);
      // 
      // lblAbbreviation
      // 
      this.lblAbbreviation.Location = new System.Drawing.Point(176, 32);
      this.lblAbbreviation.Name = "lblAbbreviation";
      this.lblAbbreviation.Size = new System.Drawing.Size(48, 23);
      this.lblAbbreviation.TabIndex = 2;
      // 
      // Form1
      // 
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
      this.ClientSize = new System.Drawing.Size(312, 339);
      this.Controls.Add(this.lblAbbreviation);
      this.Controls.Add(this.cbView);
      this.Controls.Add(this.lvCountries);
      this.Name = "Form1";
      this.Text = "Form1";
      this.ResumeLayout(false);

    }
    static void Main() {
    Application.Run(new Form1());
  }

    private void cbView_SelectedIndexChanged(object sender, System.EventArgs e)
    {
      lvCountries.View = (View)cbView.SelectedItem;
    }

    private void lvCountries_MouseUp(object sender, System.Windows.Forms.MouseEventArgs e)
    {
      if(lvCountries.View != View.Details)
        lblAbbreviation.Text = ((CountryItem)lvCountries.GetItemAt(e.X, e.Y)).CountryAbbreviation;
      else
        lblAbbreviation.Text = ((CountryItem)lvCountries.GetItemAt(5, e.Y)).CountryAbbreviation;
    }

    
  }
  public class CountryItem : System.Windows.Forms.ListViewItem {
    string countryName = "";
    string countryAbbrev = "";

    public CountryItem(string countryName, string countryAbbreviation, string currency)
    {
      countryName = countryName;
      countryAbbrev = countryAbbreviation;
            base.Text = countryName;
            base.SubItems.Add(currency);
    }

    public string CountryName
    {
      get  {return countryName;}
    }

    public string CountryAbbreviation
    {
      get  {return countryAbbrev;}
    }
  }


           
          


Add Data to a ListView

   


using System;
using System.Windows.Forms;
using System.IO;

public class TagPropertyExample : System.Windows.Forms.Form {
    ListView listView = new ListView();
    
    public TagPropertyExample () {
        listView.Left = 10;
        listView.Top = 10;
        
        listView.Size = new System.Drawing.Size(292, 273);
        DirectoryInfo directory = new DirectoryInfo("C:");
        FileInfo[] files = directory.GetFiles();

        foreach (FileInfo file in files) {
            ListViewItem item = listView.Items.Add(file.Name);
            item.ImageIndex = 0;
            item.Tag = file;
        }
        this.Controls.Add(listView);
    }


    public static void Main(){
       Application.Run(new TagPropertyExample());
    }
}
           
          


Sort a List View by Any Column


   


using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.IO;

    public class Form1 : System.Windows.Forms.Form
    {
        private System.Windows.Forms.ListView listView1;
        private System.Windows.Forms.ColumnHeader lvcState;
        private System.Windows.Forms.ColumnHeader lvcCapital;

        public Form1()
        {
            InitializeComponent();
            listView1.Items.Add (new ListViewItem (new string[]{"a","d"}));
            listView1.Items.Add (new ListViewItem (new string[]{"b","c"}));
            listView1.Items.Add (new ListViewItem (new string[]{"c","b"}));
            listView1.Items.Add (new ListViewItem (new string[]{"d","a"}));
            
            listView1.View =  View.Details;
        }
        private void InitializeComponent()
        {
            this.listView1 = new System.Windows.Forms.ListView();
            this.lvcState = new System.Windows.Forms.ColumnHeader();
            this.lvcCapital = new System.Windows.Forms.ColumnHeader();
            this.SuspendLayout();

            this.listView1.Columns.AddRange(new System.Windows.Forms.ColumnHeader[] {
                                                                                        this.lvcState,
                                                                                        this.lvcCapital});
            this.listView1.FullRowSelect = true;
            this.listView1.Location = new System.Drawing.Point(0, 32);
            this.listView1.MultiSelect = false;
            this.listView1.Name = "listView1";
            this.listView1.Size = new System.Drawing.Size(292, 160);
            this.listView1.Sorting = System.Windows.Forms.SortOrder.Descending;
            this.listView1.TabIndex = 3;
            this.listView1.ColumnClick += new System.Windows.Forms.ColumnClickEventHandler(this.listView1_OnColumnClick);
            this.listView1.SelectedIndexChanged += new System.EventHandler(this.listView1_OnSelectedIndexChanged);
            // 
            // lvcState
            // 
            this.lvcState.Text = "State Name";
            this.lvcState.Width = 120;
            // 
            // lvcCapital
            // 
            this.lvcCapital.Text = "Capital City";
            this.lvcCapital.Width = 120;
            // 
            // Form1
            // 
            this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
            this.ClientSize = new System.Drawing.Size(292, 273);
            this.Controls.AddRange(new System.Windows.Forms.Control[] { this.listView1,
                                                                       });
            this.MinimumSize = new System.Drawing.Size(300, 300);
            this.Name = "Form1";
            this.Text = "The State Flags";
            this.ResumeLayout(false);

        }
        static void Main() 
        {
            Application.Run(new Form1());
        }

        private void listView1_OnColumnClick(object sender, System.Windows.Forms.ColumnClickEventArgs e)
        {
            ListViewSorter Sorter = new ListViewSorter();
            listView1.ListViewItemSorter = Sorter;
            if (!(listView1.ListViewItemSorter is ListViewSorter))
                return;
            Sorter = (ListViewSorter) listView1.ListViewItemSorter;

            if (Sorter.LastSort == e.Column)
            {
                if (listView1.Sorting == SortOrder.Ascending)
                    listView1.Sorting = SortOrder.Descending;
                else
                    listView1.Sorting = SortOrder.Ascending;
            }
            else{
                listView1.Sorting = SortOrder.Descending;
            }
            Sorter.ByColumn = e.Column;

            listView1.Sort ();
        }

        private void listView1_OnSelectedIndexChanged(object sender, System.EventArgs e)
        {
            if (listView1.SelectedItems.Count == 0)
            {
                return;
            }
            string State = listView1.SelectedItems[0].SubItems[0].Text;
            
            string Capital = listView1.SelectedItems[0].SubItems[1].Text;
            if (State.Length > 0)
            {
                Console.WriteLine(State + "   " + Capital);
            }
        }
    }
    
    public class ListViewSorter : System.Collections.IComparer
    {
        public int Compare (object o1, object o2)
        {
            if (!(o1 is ListViewItem))
                return (0);
            if (!(o2 is ListViewItem))
                return (0);

            ListViewItem lvi1 = (ListViewItem) o2;
            string str1 = lvi1.SubItems[ByColumn].Text;
            ListViewItem lvi2 = (ListViewItem) o1;
            string str2 = lvi2.SubItems[ByColumn].Text;

            int result;
            if (lvi1.ListView.Sorting == SortOrder.Ascending)
                result = String.Compare (str1, str2);
            else
                result = String.Compare (str2, str1);

            LastSort = ByColumn;

            return (result);
        }


        public int ByColumn
        {
            get {return Column;}
            set {Column = value;}
        }
        int Column = 0;

        public int LastSort
        {
            get {return LastColumn;}
            set {LastColumn = value;}
        }
        int LastColumn = 0;
    }   

           
          


Set ColumnHeader for ListView

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

public class Form1 : System.Windows.Forms.Form {
private System.Windows.Forms.ListView listView1 = new System.Windows.Forms.ListView();
private System.Windows.Forms.ColumnHeader Country= new System.Windows.Forms.ColumnHeader();
private System.Windows.Forms.ColumnHeader Capital= new System.Windows.Forms.ColumnHeader();
private System.Windows.Forms.ColumnHeader City_1= new System.Windows.Forms.ColumnHeader();
private System.Windows.Forms.ColumnHeader City_2= new System.Windows.Forms.ColumnHeader();
private System.Windows.Forms.Button REPORT= new System.Windows.Forms.Button();
private System.Windows.Forms.Button LIST= new System.Windows.Forms.Button();
private System.Windows.Forms.Button SMALLICON= new System.Windows.Forms.Button();
private System.Windows.Forms.Button LARGEICON= new System.Windows.Forms.Button();
ImageList ig = new ImageList();
private System.Windows.Forms.Button SELECTED= new System.Windows.Forms.Button();
private System.Windows.Forms.Button CHECKED= new System.Windows.Forms.Button();
private System.Windows.Forms.Panel panel1= new System.Windows.Forms.Panel();
public Form1() {
this.panel1.SuspendLayout();
this.SuspendLayout();
//
this.listView1.AllowColumnReorder = true;
this.listView1.CheckBoxes = true;
this.listView1.Columns.AddRange(new System.Windows.Forms.ColumnHeader[] {
this.Country,
this.Capital,
this.City_1,
this.City_2});
this.listView1.Dock = System.Windows.Forms.DockStyle.Top;
this.listView1.Font = new System.Drawing.Font(“Microsoft Sans Serif”, 11.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(0)));
this.listView1.ForeColor = System.Drawing.SystemColors.HotTrack;
this.listView1.FullRowSelect = true;
this.listView1.Size = new System.Drawing.Size(464, 152);
this.listView1.TabIndex = 0;
this.listView1.View = System.Windows.Forms.View.Details;
this.listView1.ColumnClick += new System.Windows.Forms.ColumnClickEventHandler(this.listView1_ColumnClick);
this.listView1.SelectedIndexChanged += new System.EventHandler(this.listView1_SelectedIndexChanged);
//
// Country
//
this.Country.Text = “Country”;
this.Country.Width = 100;
//
// Capital
//
this.Capital.Text = “Capital”;
this.Capital.Width = 150;
//
// City_1
//
this.City_1.Text = “City_1”;
this.City_1.Width = 100;
//
// City_2
//
this.City_2.Text = “City_2”;
this.City_2.Width = 100;
//
// REPORT
//
this.REPORT.Dock = System.Windows.Forms.DockStyle.Left;
this.REPORT.Location = new System.Drawing.Point(75, 0);
this.REPORT.Name = “REPORT”;
this.REPORT.Size = new System.Drawing.Size(75, 24);
this.REPORT.TabIndex = 1;
this.REPORT.Text = “Report”;
this.REPORT.Click += new System.EventHandler(this.REPORT_Click);
//
// LIST
//
this.LIST.Dock = System.Windows.Forms.DockStyle.Left;
this.LIST.Location = new System.Drawing.Point(300, 0);
this.LIST.Name = “LIST”;
this.LIST.Size = new System.Drawing.Size(75, 24);
this.LIST.TabIndex = 1;
this.LIST.Text = “List”;
this.LIST.Click += new System.EventHandler(this.LIST_Click);
//
// SMALLICON
//
this.SMALLICON.Dock = System.Windows.Forms.DockStyle.Left;
this.SMALLICON.Location = new System.Drawing.Point(150, 0);
this.SMALLICON.Name = “SMALLICON”;
this.SMALLICON.Size = new System.Drawing.Size(75, 24);
this.SMALLICON.TabIndex = 1;
this.SMALLICON.Text = “Small Icon”;
this.SMALLICON.Click += new System.EventHandler(this.SMALLICON_Click);
//
// LARGEICON
//
this.LARGEICON.Dock = System.Windows.Forms.DockStyle.Left;
this.LARGEICON.Location = new System.Drawing.Point(375, 0);
this.LARGEICON.Name = “LARGEICON”;
this.LARGEICON.Size = new System.Drawing.Size(75, 24);
this.LARGEICON.TabIndex = 1;
this.LARGEICON.Text = “Large Icon”;
this.LARGEICON.Click += new System.EventHandler(this.LARGEICON_Click);
//
// SELECTED
//
this.SELECTED.Dock = System.Windows.Forms.DockStyle.Left;
this.SELECTED.Name = “SELECTED”;
this.SELECTED.Size = new System.Drawing.Size(75, 24);
this.SELECTED.TabIndex = 2;
this.SELECTED.Text = “Selected”;
this.SELECTED.Click += new System.EventHandler(this.SELECTED_Click);
//
// CHECKED
//
this.CHECKED.Dock = System.Windows.Forms.DockStyle.Left;
this.CHECKED.Location = new System.Drawing.Point(225, 0);
this.CHECKED.Name = “CHECKED”;
this.CHECKED.Size = new System.Drawing.Size(75, 24);
this.CHECKED.TabIndex = 3;
this.CHECKED.Text = “Checked”;
this.CHECKED.Click += new System.EventHandler(this.CHECKED_Click);
//
// panel1
//
this.panel1.Controls.AddRange(new System.Windows.Forms.Control[] {
this.LARGEICON,
this.LIST,
this.CHECKED,
this.SMALLICON,
this.REPORT,
this.SELECTED});
this.panel1.Dock = System.Windows.Forms.DockStyle.Bottom;
this.panel1.Location = new System.Drawing.Point(0, 157);
this.panel1.Name = “panel1”;
this.panel1.Size = new System.Drawing.Size(464, 24);
this.panel1.TabIndex = 4;
//
// Form1
//
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.ClientSize = new System.Drawing.Size(464, 181);
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.panel1,
this.listView1});
this.Name = “Form1”;
this.Text = “ListView”;
this.Load += new System.EventHandler(this.Form1_Load);
this.panel1.ResumeLayout(false);
this.ResumeLayout(false);

}

[STAThread]
static void Main() {
Application.Run(new Form1());
}

private void Form1_Load(object sender, System.EventArgs e) {
ig.Images.Add(new Icon(“FLGUSA01.ICO”));
ig.Images.Add(new Icon(“CTRITALY.ICO”));
ig.Images.Add(new Icon(“FLGCAN.ICO”));
ig.Images.Add(new Icon(“FLGSWITZ.ICO”));
ig.Images.Add(new Icon(“FLGUK.ICO”));

listView1.SmallImageList = ig;
listView1.LargeImageList = ig;

listView1.Columns[1].TextAlign = HorizontalAlignment.Center;
listView1.Columns[2].TextAlign = HorizontalAlignment.Center;
listView1.Columns[3].TextAlign = HorizontalAlignment.Center;

string[] lv = new String[4];
lv[0] = “A”;
lv[1] = “A1”;
lv[2] = “A2”;
lv[3] = “A3”;
listView1.Items.Add(new ListViewItem(lv, 0));

lv[0] = “B”;
lv[1] = “B1”;
lv[2] = “B2”;
lv[3] = “B3”;
listView1.Items.Add(new ListViewItem(lv, 1));

lv[0] = “C”;
lv[1] = “C1”;
lv[2] = “C2”;
lv[3] = “C3”;
listView1.Items.Add(new ListViewItem(lv, 2));

lv[0] = “D”;
lv[1] = “D1”;
lv[2] = “D2”;
lv[3] = “D3”;
listView1.Items.Add(new ListViewItem(lv, 3));

lv[0] = “E”;
lv[1] = “E1”;
lv[2] = “E2”;
lv[3] = “E3”;
listView1.Items.Add(new ListViewItem(lv, 4));

for (int j = 0; j < listView1.Items.Count; j++) { ListViewItem lvi = listView1.Items[j]; for (int i = 0; i < lvi.SubItems.Count; i++) { Console.WriteLine(lvi.SubItems[i].Text); } } } private void REPORT_Click(object sender, System.EventArgs e) { this.Text = "Report View"; listView1.View = View.Details; } private void LARGEICON_Click(object sender, System.EventArgs e) { this.Text = "LargeIcon View"; listView1.View = View.LargeIcon; } private void SMALLICON_Click(object sender, System.EventArgs e) { this.Text = "SmallIcon View"; listView1.View = View.SmallIcon; } private void LIST_Click(object sender, System.EventArgs e) { this.Text = "List View"; listView1.View = View.List; } private void SELECTED_Click(object sender, System.EventArgs e) { for (int k = 0; k < listView1.SelectedIndices.Count; k++) { ListViewItem lvi = listView1.Items[listView1.SelectedIndices[k]]; for (int i = 0; i < lvi.SubItems.Count; i++) { Console.WriteLine(lvi.SubItems[i].Text); } } } private void CHECKED_Click(object sender, System.EventArgs e) { for (int k = 0; k < listView1.CheckedIndices.Count; k++) { ListViewItem lvi = listView1.Items[listView1.CheckedIndices[k]]; for (int i = 0; i < lvi.SubItems.Count; i++) { Console.WriteLine(lvi.SubItems[i].Text); } } } private void listView1_SelectedIndexChanged(object sender, System.EventArgs e) { } private void listView1_ColumnClick(object sender, System.Windows.Forms.ColumnClickEventArgs e) { if (listView1.Sorting == SortOrder.Descending) listView1.Sorting = SortOrder.Ascending; else listView1.Sorting = SortOrder.Descending; listView1.Sort(); } } [/csharp]

Folder Browser based on ListView


   

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;

public class Form1 : Form
{
      private System.Windows.Forms.ListView browserListView;
      private System.Windows.Forms.Label currentLabel;
      private System.Windows.Forms.Label displayLabel;
      private System.Windows.Forms.ImageList fileFolder;
      
      string currentDirectory = Directory.GetCurrentDirectory();

  public Form1() {
        InitializeComponent();
        Image folderImage = Image.FromFile("winter.jpg" );
        Image fileImage = Image.FromFile("winter.jpg" );

        fileFolder.Images.Add( folderImage );
        fileFolder.Images.Add( fileImage );

        LoadFilesInDirectory( currentDirectory );
        displayLabel.Text = currentDirectory;
  }

    private void browserListView_Click( object sender, EventArgs e )
    {
      if ( browserListView.SelectedItems.Count != 0 )
      {
         if ( browserListView.Items[0].Selected )
         {
            DirectoryInfo directoryObject = new DirectoryInfo( currentDirectory );

            if ( directoryObject.Parent != null )
               LoadFilesInDirectory( directoryObject.Parent.FullName );
         }else {
            string chosen = browserListView.SelectedItems[ 0 ].Text;
            if ( Directory.Exists( currentDirectory + @"" + chosen ) )
            {
               if ( currentDirectory == @"C:" )
                  LoadFilesInDirectory( currentDirectory + chosen );
               else
                  LoadFilesInDirectory(currentDirectory + @"" + chosen );
            }
         }
         displayLabel.Text = currentDirectory;
      } 
   } 
   public void LoadFilesInDirectory( string currentDirectoryValue )
   {
      try
      {
         browserListView.Items.Clear();
         browserListView.Items.Add( "Go Up One Level" );

         currentDirectory = currentDirectoryValue;
         DirectoryInfo newCurrentDirectory = new DirectoryInfo( currentDirectory );

         DirectoryInfo[] directoryArray = newCurrentDirectory.GetDirectories();
         FileInfo[] fileArray = newCurrentDirectory.GetFiles();

         foreach ( DirectoryInfo dir in directoryArray )
         {
            ListViewItem newDirectoryItem = browserListView.Items.Add( dir.Name );
            newDirectoryItem.ImageIndex = 0;
         }

         foreach ( FileInfo file in fileArray )
         {
            ListViewItem newFileItem = browserListView.Items.Add( file.Name );
            newFileItem.ImageIndex = 1;
         }
      } catch ( UnauthorizedAccessException ) {
         Console.WriteLine( "Unauthorized Access Exception");
      }
   }
      private void InitializeComponent()
      {
         this.browserListView = new System.Windows.Forms.ListView();
         this.fileFolder = new System.Windows.Forms.ImageList(new System.ComponentModel.Container());
         this.currentLabel = new System.Windows.Forms.Label();
         this.displayLabel = new System.Windows.Forms.Label();
         this.SuspendLayout();
         // 
         // browserListView
         // 
         this.browserListView.Location = new System.Drawing.Point(12, 60);
         this.browserListView.Name = "browserListView";
         this.browserListView.Size = new System.Drawing.Size(456, 197);
         this.browserListView.SmallImageList = this.fileFolder;
         this.browserListView.TabIndex = 0;
         this.browserListView.View = System.Windows.Forms.View.List;
         this.browserListView.Click += new System.EventHandler(this.browserListView_Click);
         // 
         // fileFolder
         // 
         this.fileFolder.ColorDepth = System.Windows.Forms.ColorDepth.Depth8Bit;
         this.fileFolder.ImageSize = new System.Drawing.Size(16, 16);
         this.fileFolder.TransparentColor = System.Drawing.Color.Transparent;
         // 
         // currentLabel
         // 
         this.currentLabel.AutoSize = true;
         this.currentLabel.Font = new System.Drawing.Font("Microsoft Sans Serif", 12F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
         this.currentLabel.Location = new System.Drawing.Point(10, 19);
         this.currentLabel.Name = "currentLabel";
         this.currentLabel.Size = new System.Drawing.Size(122, 20);
         this.currentLabel.TabIndex = 1;
         this.currentLabel.Text = "Now in Directory:";
         // 
         // displayLabel
         // 
         this.displayLabel.AutoSize = true;
         this.displayLabel.Location = new System.Drawing.Point(138, 19);
         this.displayLabel.Name = "displayLabel";
         this.displayLabel.Size = new System.Drawing.Size(0, 0);
         this.displayLabel.TabIndex = 2;
         // 
         // ListViewTestForm
         // 
         this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
         this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
         this.ClientSize = new System.Drawing.Size(480, 270);
         this.Controls.Add(this.displayLabel);
         this.Controls.Add(this.currentLabel);
         this.Controls.Add(this.browserListView);
         this.Name = "ListViewTestForm";
         this.Text = "ListViewTest";
         this.ResumeLayout(false);
         this.PerformLayout();

      }
  [STAThread]
  static void Main()
  {
    Application.EnableVisualStyles();
    Application.Run(new Form1());
  }

}