Add Item Category

<%@ Page Title="Add New Category" Language="C#" MasterPageFile="~/Site.Master" AutoEventWireup="true" CodeBehind="Add_ItemCategory.aspx.cs" Inherits="Watson.Stock.add_ItemCategory" %>
<%@ Register src="../UserControl/Notification.ascx" tagname="Notification" tagprefix="uc1" %>
<asp:Content ID="Content1" ContentPlaceHolderID="HeadContent" runat="server">
</asp:Content>
<asp:Content ID="Content2" ContentPlaceHolderID="MainContent" runat="server">
    <div class="divTable">
 <div class="divRow">
 <div class="divColumn"  style="width:100%;">
     <uc1:Notification ID="Notification1" runat="server" />
 </div>

 </div>
 </div>

 <div class="divTable">
           <br />
            <div class="divRow" style="text-align:left">
                <asp:Label ID="lblCathHeader" runat="server"
            Text="Add New Category" Font-Bold="True" Font-Size="20px"></asp:Label>
            </div>
</div>

    <asp:Panel ID="pnl_addItmCatgry" CssClass="paneldashbord" Width="94%" runat="server">
        <div class="divTable">
       
       
        <div class="divRow" style="width: 100%">
      
        <div class="divColumn" style="width:10%" >
            <asp:Label ID="lblCatName" runat="server" Text="Name:"></asp:Label>
        </div>
        <div class="divColumn" style="width:30%">
            <asp:TextBox ID="txtCatName" runat="server" Width="95%"></asp:TextBox>
        </div>
       
        <div class="divColumn" style="width:20%">
           
            <asp:RequiredFieldValidator ID="reqfldNm" runat="server"
                ControlToValidate="txtCatName" ErrorMessage="*"
                ValidationGroup="valgrpCat" ForeColor="Red" ToolTip="Name is required"><img
                src="../Images/exclamation.png" /></asp:RequiredFieldValidator>
            <asp:Label ID="lblNamerror" runat="server" Text="Name is already exist"
                Visible="False"></asp:Label>
        </div>
         <div class="divColumn" style="width:10%" >
        </div>
        <div class="divColumn" style="width:20%">
        </div>
        <div class="divColumn" style="width:10%">
        </div>
        </div>
         <div class="divRow">
        </div>
         <div class="divRow" style="width: 100%">
      
        <div class="divColumn" style="width:10%">
            <asp:Label ID="lblCatDes" runat="server" Text="Description"></asp:Label>
        </div>
        <div class="divColumn" style="width:30%">
            <asp:TextBox ID="txtCatDes" runat="server" Width="95%" TextMode="MultiLine"></asp:TextBox>
        </div>
        <div class="divColumn" style="width:20%">
           
            <asp:RequiredFieldValidator ID="RequiredFieldValidator2" runat="server"
                ControlToValidate="txtCatDes" ErrorMessage="*" ForeColor="Red"
                ValidationGroup="valgrpCat" ToolTip="Description is required"><img
                src="../Images/exclamation.png" /></asp:RequiredFieldValidator>
        </div>
         <div class="divColumn" style="width:10%">
        </div>
        <div class="divColumn" style="width:20%">
        </div>
        <div class="divColumn" style="width:10%">
        </div>
        </div>
        <div class="divRow" style="height: 100px">
        </div>
        <div class="divRow">
        </div>
       
        <div class="divRow" style="width: 100%">
       
        <div class="divColumn" style="width:10%">
                </div>
        <div class="divColumn" style="width:30% ">
            <div class="divColumn" style="width:40%">
                <asp:Button ID="btnSave" runat="server" Text="Save" onclick="btnSave_Click"
                    ValidationGroup="valgrpCat" CssClass="btn_sav" />
            </div>
            <div class="divColumn" style="width:60%">
                <asp:Button ID="btnCancel" runat="server" Text="Cancel" CssClass="btn_cnl"
                    onclick="btnCancel_Click" />
            </div>
        </div>
        <div class="divColumn" style="width:20%">
        </div>

         <div class="divColumn" style="width:10%">
        </div>
        <div class="divColumn" style="width:20%">
        </div>
        <div class="divColumn" style="width:10%">
        </div>
        </div>
        </div>
       
    </asp:Panel>
</asp:Content>
.............................................
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using DALWatsans;

namespace Watson.Stock
{
    public partial class add_ItemCategory : System.Web.UI.Page
    {
        #region Variables
        public DALItem dalItem;
        #endregion

        #region Constructor
        public add_ItemCategory()
        {
            dalItem = new DALItem();
        }
        #endregion

        #region Page Load Event
        /// <summary>
        ///
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Page_Load(object sender, EventArgs e)
        {
           Notification1.HideMessages();
        }
        #endregion

        #region Save Button Click Event
        /// <summary>
        /// Save New Item Category Details
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnSave_Click(object sender, EventArgs e)
        {
            try
            {
                string catname = txtCatName.Text.ToString();
                string catdescription = txtCatDes.Text.ToString();
                int result = dalItem.SetItemCategory(catname, catdescription);

                if (result == 2)
                {
                    Notification1.FindControl("noticmsg").Visible = true;

                    Label lblnotice = (Label)Notification1.FindControl("lblnotice");
                    lblnotice.Text = Common.Common.GerErrorMessage("DE-02");

                    Cleartxt();
                }
                else
                {
                    lblNamerror.Visible = false;

                    Notification1.FindControl("sucmsg").Visible = true;

                    Label lblsuccess = (Label)Notification1.FindControl("lblsuccess");
                    lblsuccess.Text = Common.Common.GerErrorMessage("DE-00");


                    Cleartxt();
                    // Response.Redirect("View_ItemCategory.aspx");
                }
            }
            catch (Exception ex)
            {
                Notification1.FindControl("erormsg").Visible = true;

                Label lblerror = (Label)Notification1.FindControl("lblerror");
                lblerror.Text = ex.ToString();

            }
        }
        #endregion

        #region Cancel Button Click Event
        /// <summary>
        /// Cancel
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnCancel_Click(object sender, EventArgs e)
        {
            Response.Redirect("View_ItemCategory.aspx");
        }
        #endregion

        #region Clear all Text Box
        /// <summary>
        /// Clear all text fields .
        /// Set Wizad active step as 0.
        /// </summary>
        private void Cleartxt()
        {
            foreach (Control cntrol in EnumerateControlsRecursive(Page))
            {
                if (cntrol is TextBox)
                {
                    TextBox txt = (TextBox)cntrol;
                    txt.Text = string.Empty;
                }
                else if (cntrol is DropDownList)
                {
                    DropDownList ddl = (DropDownList)cntrol;
                    ddl.SelectedIndex = 0;

                }
            }

        }

        /// <summary>
        /// Recursive function for get controls
        /// </summary>
        /// <param name="parent"></param>
        /// <returns></returns>
        IEnumerable<Control> EnumerateControlsRecursive(Control parent)
        {
            foreach (Control child in parent.Controls)
            {
                yield return child;
                foreach (Control descendant in EnumerateControlsRecursive(child))
                    yield return descendant;
            }
        }
        #endregion
    }
}