using System;
using System.Runtime.InteropServices;
using System.Web.UI;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Serialization;
using System.Web.UI.WebControls;
using Microsoft.SharePoint;
using Microsoft.SharePoint.WebControls;
using Microsoft.SharePoint.WebPartPages;
namespace deleteitemsfromdoclib{ 
    [Guid("58ba1a88-ebdb-4db5-ab46-d5b9a856e5f1")]
    public class deleteitemsfromdoclib : System.Web.UI.WebControls.WebParts.WebPart
    {
        TextBox text_name = new TextBox();
        Button button_del = new Button();
        Label label_message = new Label();
        protected override void CreateChildControls()
        {
            text_name.ID = "txt_name";
            button_del.ID = "btn_delete";
            button_del.Text = "Delete";
            label_message.ID = "lbl_msg";
            this.Controls.Add(text_name);
            this.Controls.Add(button_del);
            this.Controls.Add(label_message);            
            button_del.Click += new EventHandler(button_del_Click);
            base.CreateChildControls();
        }
        void button_del_Click(object sender, EventArgs e)
        {
            if (text_name.Text == "")
            {
                label_message.Text = "Enter list or library name";
            }
            else
            {
                SPSite mysite = new SPSite("http://" + System.Environment.MachineName);
                mysite = SPControl.GetContextSite(Context);
                SPWeb myweb = mysite.OpenWeb();
                SPList mylist = myweb.Lists["" + text_name.Text + ""];
                mylist.Delete();
                label_message.Text = "List or library deleted successfully";
            }   
        }                     
        protected override void Render(HtmlTextWriter writer)
        {
            text_name.RenderControl(writer);
            writer.Write("<br>");
            button_del.RenderControl(writer);
            writer.Write("<br>");
            label_message.RenderControl(writer);         
        }
    }
}