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 InsertIntoList
{
    [Guid("4f70d2fa-e335-471d-94c6-5bec8d034032")]
    public class InsertIntoList : System.Web.UI.WebControls.WebParts.WebPart
    {
        TextBox oTextTitle;
        TextBox oTextName;
        TextBox oTextDesignation;
        Label oLabelMessage;
        Button oButtonSubmit;
        protected override void CreateChildControls()
        {
            base.CreateChildControls();

            oTextTitle = new TextBox();
            this.Controls.Add(oTextTitle);

            oTextName = new TextBox();
            this.Controls.Add(oTextName);

            oTextDesignation = new TextBox();
            this.Controls.Add(oTextDesignation);

            oLabelMessage = new Label();
            this.Controls.Add(oLabelMessage);

            oButtonSubmit = new Button();
            oButtonSubmit.Text = "Submit";
            oButtonSubmit.CssClass = "ms-ButtonHeightWidth";
            this.Controls.Add(oButtonSubmit);

            oButtonSubmit.Click += new EventHandler(oButtonSubmit_Click);
        }

        void oButtonSubmit_Click(object sender, EventArgs e)
        {
            if (oTextTitle.Text.Trim() == "" || oTextName.Text.Trim() == "" || oTextDesignation.Text.Trim() == "")
            {
                oLabelMessage.Text = "You must specify a value for this required field";
            }
            else
            {
                SPSite mySite = SPContext.Current.Site;
                SPWeb myWeb = SPContext.Current.Web;
                SPList myList = myWeb.Lists["Custom List"];
                SPListItem myListItem = myList.Items.Add();
                myListItem["Title"] = oTextTitle.Text.ToString();
                myListItem["Employee Name"] = oTextName.Text.ToString();
                myListItem["Designation"] = oTextDesignation.Text.ToString();
                myWeb.AllowUnsafeUpdates = true;
                myListItem.Update();
                myWeb.AllowUnsafeUpdates = false;
                oLabelMessage.Text = "Recorded inserted";
            }
        }

        protected override void Render(HtmlTextWriter writer)
        {
            writer.Write("<table class='ms-toolbar' cellpadding='2' cellspacing='0' border='0' width='100%'><tr><td class='ms-toolbar' width='100%'><span class='ms-formvalidation'>");
            oLabelMessage.RenderControl(writer);
            writer.Write("</span</td><td width='100%' class='ms-toolbar' nowrap><IMG SRC='/_layouts/images/blank.gif' width='1' height='18' alt=''></td><td class='ms-toolbar' nowrap='true'><span style='white-space: nowrap;padding-right: 3px;' class='ms-descriptiontext'><span class='ms-formvalidation'>*</span> indicates a required field</span></td></tr></table>");
            writer.Write("<Table class='ms-formtable' style='margin-top: 8px;' border=0 cellpadding=0 cellspacing=0 width=100%>");

            writer.Write("<TR><TD nowrap='true' valign='top' width='190px' class='ms-formlabel'><H3 class='ms-standardheader'><nobr>Title<span class='ms-formvalidation'> *</span></nobr></H3></TD><TD valign='top' class='ms-formbody' width='400px'><span dir='none'>");
            oTextTitle.RenderControl(writer);
            writer.Write("<br></span></TD></TR>");

            writer.Write("<TR><TD nowrap='true' valign='top' width='190px' class='ms-formlabel'><H3 class='ms-standardheader'><nobr>Employee Name<span class='ms-formvalidation'> *</span></nobr></H3></TD><TD valign='top' class='ms-formbody' width='400px'><span dir='none'>");
            oTextName.RenderControl(writer);
            writer.Write("<br></span></TD></TR>");

            writer.Write("<TR><TD nowrap='true' valign='top' width='190px' class='ms-formlabel'><H3 class='ms-standardheader'><nobr>Designation<span class='ms-formvalidation'> *</span></nobr></H3></TD><TD valign='top' class='ms-formbody' width='400px'><span dir='none'>");
            oTextDesignation.RenderControl(writer);
            writer.Write("<br></span></TD></TR>");

            writer.Write("<table class='ms-formtoolbar' cellpadding='2' cellspacing='0' border='0' width='100%'><tr><td width='99%' class='ms-toolbar' nowrap><IMG SRC='/_layouts/images/blank.gif' width='1' height='18' alt=''></td><td class='ms-toolbar' nowrap='true'><TABLE cellpadding='0' cellspacing='0' width='100%'><TR><TD align='right' width='100%' nowrap>");
            oButtonSubmit.RenderControl(writer);
            writer.Write("</TD></TR></TABLE></td></tr></table>");
        }
    }
}