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Saikiran Gst

Saikiran Gst

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I need Tree view concep parent,child,sub child in Repeater

Aug 26 2014 1:27 PM
Hi Every one
 
        I need Treeview concept parent ,child,sub child expanding nodes this treeview concept in repeater if i click in repeater treeview nodes must expand same as treeview concept 


I done this concept in gridview nested gridview but i need gridview/repeater nested with treeview node if any solution is there please suggest me iam attaching my code check it...

http://aspsnippets.com/Articles/Nested-GridView-with-TreeView-like-structure-in-ASPNet-using-C-and-VBNet.aspx

ASPX:

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="CS.aspx.cs" Inherits="CS" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
    <style type="text/css">
        body {
            font-family: Arial;
            font-size: 10pt;
        }

        .Grid td {
            background-color: #A1DCF2;
            color: black;
            font-size: 10pt;
            line-height: 200%;
        }

        .Grid th {
            background-color: #3AC0F2;
            color: White;
            font-size: 10pt;
            line-height: 200%;
        }

        .ChildGrid td {
            background-color: #eee !important;
            color: black;
            font-size: 10pt;
            line-height: 200%;
        }

        .ChildGrid th {
            background-color: #6C6C6C !important;
            color: White;
            font-size: 10pt;
            line-height: 200%;
        }

        .Nested_ChildGrid td {
            background-color: #fff !important;
            color: black;
            font-size: 10pt;
            line-height: 200%;
        }

        .Nested_ChildGrid th {
            background-color: #2B579A !important;
            color: White;
            font-size: 10pt;
            line-height: 200%;
        }
    </style>
    <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>
    <script type="text/javascript">
        $(function () {
            $("[id*=imgOrdersShow]").each(function () {
                if ($(this)[0].src.indexOf("minus") != -1) {
                    $(this).closest("tr").after("<tr><td></td><td colspan = '999'>" + $(this).next().html() + "</td></tr>");
                    $(this).next().remove();
                }
            });
            $("[id*=imgProductsShow]").each(function () {
                if ($(this)[0].src.indexOf("minus") != -1) {
                    $(this).closest("tr").after("<tr><td></td><td colspan = '999'>" + $(this).next().html() + "</td></tr>");
                    $(this).next().remove();
                }
            });
        });
    </script>
</head>
<body>
    <form id="form1" runat="server">
        <asp:GridView ID="gvCustomers" runat="server" AutoGenerateColumns="false" CssClass="Grid"
            DataKeyNames="CustomerID">
            <Columns>
                <asp:TemplateField>
                    <ItemTemplate>
                        <asp:ImageButton ID="imgOrdersShow" runat="server" OnClick="Show_Hide_OrdersGrid"
                            ImageUrl="~/images/plus.png" CommandArgument="Show" />
                        <asp:Panel ID="pnlOrders" runat="server" Visible="false" Style="position: relative">
                            <asp:GridView ID="gvOrders" runat="server" AutoGenerateColumns="false" PageSize="5"
                                AllowPaging="true" OnPageIndexChanging="OnOrdersGrid_PageIndexChanging" CssClass="ChildGrid"
                                DataKeyNames="OrderId">
                                <Columns>
                                    <asp:TemplateField>
                                        <ItemTemplate>
                                            <asp:ImageButton ID="imgProductsShow" runat="server" OnClick="Show_Hide_ProductsGrid"
                                                ImageUrl="~/images/plus.png" CommandArgument="Show" />
                                            <asp:Panel ID="pnlProducts" runat="server" Visible="false" Style="position: relative">
                                                <asp:GridView ID="gvProducts" runat="server" AutoGenerateColumns="false" PageSize="2"
                                                    AllowPaging="true" OnPageIndexChanging="OnProductsGrid_PageIndexChanging" CssClass="Nested_ChildGrid">
                                                    <Columns>
                                                        <asp:BoundField ItemStyle-Width="150px" DataField="ProductId"/>
                                                        <asp:BoundField ItemStyle-Width="150px" DataField="ProductName"/>
                                                    </Columns>
                                                </asp:GridView>
                                            </asp:Panel>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:BoundField ItemStyle-Width="150px" DataField="OrderId" />
                                    <asp:BoundField ItemStyle-Width="150px" DataField="orders" />
                                    <asp:BoundField ItemStyle-Width="150px" DataField="date" />
                                </Columns>
                            </asp:GridView>
                        </asp:Panel>
                    </ItemTemplate>
                </asp:TemplateField>
                <asp:BoundField ItemStyle-Width="150px" DataField="countryname"/>
                <asp:BoundField ItemStyle-Width="150px" DataField="city"/>
            </Columns>
        </asp:GridView>
    </form>
</body>
</html>


CODE BEHIND:

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;
using System.Data.SqlClient;
using System.Configuration;

public partial class CS : System.Web.UI.Page
{
    string constring = System.Configuration.ConfigurationManager.ConnectionStrings["constr"].ConnectionString;

    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            gvCustomers.DataSource = GetData("select * from Customers");
            gvCustomers.DataBind();
        }
    }

    private static DataTable GetData(string query)
    {
        string constring = System.Configuration.ConfigurationManager.ConnectionStrings["constr"].ConnectionString;

        //string constr = ConfigurationManager.ConnectionStrings["constr"].ConnectionString;
        using (SqlConnection con = new SqlConnection(constring))
        {
            using (SqlCommand cmd = new SqlCommand())
            {
                cmd.CommandText = query;
                using (SqlDataAdapter sda = new SqlDataAdapter())
                {
                    cmd.Connection = con;
                    sda.SelectCommand = cmd;
                    using (DataSet ds = new DataSet())
                    {
                        DataTable dt = new DataTable();
                        sda.Fill(dt);
                        return dt;
                    }
                }
            }
        }
    }

    protected void Show_Hide_OrdersGrid(object sender, EventArgs e)
    {
        ImageButton imgShowHide = (sender as ImageButton);
        GridViewRow row = (imgShowHide.NamingContainer as GridViewRow);
        if (imgShowHide.CommandArgument == "Show")
        {
            row.FindControl("pnlOrders").Visible = true;
            imgShowHide.CommandArgument = "Hide";
            imgShowHide.ImageUrl = "~/images/minus.png";
            string customerId = gvCustomers.DataKeys[row.RowIndex].Value.ToString();
            GridView gvOrders = row.FindControl("gvOrders") as GridView;
            BindOrders(customerId, gvOrders);
        }
        else
        {
            row.FindControl("pnlOrders").Visible = false;
            imgShowHide.CommandArgument = "Show";
            imgShowHide.ImageUrl = "~/images/plus.png";
        }
    }

    private void BindOrders(string customerId, GridView gvOrders)
    {
        gvOrders.ToolTip = customerId;
        gvOrders.DataSource = GetData(string.Format("select * from Orders where CustomerId='{0}'", customerId));
        gvOrders.DataBind();
    }

    protected void OnOrdersGrid_PageIndexChanging(object sender, GridViewPageEventArgs e)
    {
        GridView gvOrders = (sender as GridView);
        gvOrders.PageIndex = e.NewPageIndex;
        BindOrders(gvOrders.ToolTip, gvOrders);
    }

    protected void Show_Hide_ProductsGrid(object sender, EventArgs e)
    {
        ImageButton imgShowHide = (sender as ImageButton);
        GridViewRow row = (imgShowHide.NamingContainer as GridViewRow);
        if (imgShowHide.CommandArgument == "Show")
        {
            row.FindControl("pnlProducts").Visible = true;
            imgShowHide.CommandArgument = "Hide";
            imgShowHide.ImageUrl = "~/images/minus.png";
            int orderId = Convert.ToInt32((row.NamingContainer as GridView).DataKeys[row.RowIndex].Value);
            GridView gvProducts = row.FindControl("gvProducts") as GridView;
            BindProducts(orderId, gvProducts);
        }
        else
        {
            row.FindControl("pnlProducts").Visible = false;
            imgShowHide.CommandArgument = "Show";
            imgShowHide.ImageUrl = "~/images/plus.png";
        }
    }

    private void BindProducts(int orderId, GridView gvProducts)
    {
        gvProducts.ToolTip = orderId.ToString();
        gvProducts.DataSource = GetData(string.Format("SELECT ProductId, ProductName FROM Products WHERE ProductId IN (SELECT ProductId FROM Orders WHERE OrderId = '{0}')", orderId));
        gvProducts.DataBind();
    }

    protected void OnProductsGrid_PageIndexChanging(object sender, GridViewPageEventArgs e)
    {
        GridView gvProducts = (sender as GridView);
        gvProducts.PageIndex = e.NewPageIndex;
        BindProducts(int.Parse(gvProducts.ToolTip), gvProducts);
    }
}
Regards

 GST SAI KIRAN