Create a ListViewItem and add it to ListView : ListViewItem : GUI Windows Forms C# Examples

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

public  class  ListViewFileInfoFormDemo{
        [STAThread]
        public  static  void  Main(string[]  args)
        {
                Application.Run(new  ListViewFileInfoForm());
        }

}

public  partial  class  ListViewFileInfoForm  :  Form
{
        public  ListViewFileInfoForm()
        {
                InitializeComponent();
        }

        protected  override  void  OnLoad(EventArgs  e)
        {
                base.OnLoad(e);

                DirectoryInfo  directory  =  new  DirectoryInfo(@"C:\");
                FileInfo[]  files  =  directory.GetFiles();

                foreach  (FileInfo  file  in  files)
                {
                        ListViewItem  item  =  listView1.Items.Add(file.Name);
                        //item.ImageIndex  =  0;

                        item.Tag  =  file;
                }
        }

        private  void  listView1_ItemActivate(object  sender,  EventArgs  e)
        {
                ListViewItem  item  =  ((ListView)sender).SelectedItems[0];
                FileInfo  file  =  (FileInfo)item.Tag;
                string  info  =  file.FullName  +  "  is  "  +  file.Length  +  "  bytes.";

                MessageBox.Show(info,  "File  Information");
        }

}
partial  class  ListViewFileInfoForm
{
        private  System.ComponentModel.IContainer  components  =  null;

        protected  override  void  Dispose(bool  disposing)
        {
                if  (disposing  &&  (components  !=  null))
                {
                        components.Dispose();
                }
                base.Dispose(disposing);
        }

        private  void  InitializeComponent()
        {
                this.components  =  new  System.ComponentModel.Container();
                this.listView1  =  new  System.Windows.Forms.ListView();
                this.SuspendLayout();

                this.listView1.Dock  =  System.Windows.Forms.DockStyle.Fill;
                this.listView1.Location  =  new  System.Drawing.Point(0,  0);
                this.listView1.MultiSelect  =  false;
                this.listView1.Name  =  "listView1";
                this.listView1.Size  =  new  System.Drawing.Size(292,  266);
                this.listView1.TabIndex  =  0;
                this.listView1.UseCompatibleStateImageBehavior  =  false;
                this.listView1.ItemActivate  +=  new  System.EventHandler(this.listView1_ItemActivate);

                this.AutoScaleDimensions  =  new  System.Drawing.SizeF(6F,  13F);
                this.AutoScaleMode  =  System.Windows.Forms.AutoScaleMode.Font;
                this.ClientSize  =  new  System.Drawing.Size(292,  266);
                this.Controls.Add(this.listView1);
                this.Name  =  "ListViewFileInfoForm";
                this.Text  =  "ListViewFileInfoForm";
                this.ResumeLayout(false);

        }
        private  System.Windows.Forms.ListView  listView1;
}