In order to set rights for the user i need to bind nearly 100 columns in a grid, i used cellclick java script function , in that java script i refreshed a gridrow ( as i already posted the code) when i click the cell at cell at 100th column it get collapsed
Code Behind : CS File
using System;
using System.Collections;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using Coolite.Ext.Web;
using Coolite.Utilities;
using System.Text;
using System.Xml;
using System.IO;
using System.Text.RegularExpressions;
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
System.Data.DataTable Dt = new System.Data.DataTable();
Dt.Columns.Add("User Name");
for (int i = 0; i < 50; i++)
{
Dt.Columns.Add("Rights" + i.ToString());
}
for (int j = 0; j < 5; j++)
{
System.Data.DataRow Dr = Dt.NewRow();
Dr[0] = "User1";
for (int i = 0; i < 50; i++)
{
Dr[i + 1] = "N";
}
Dt.Rows.Add(Dr);
}
Coolite.Ext.Web.JsonReader jr = new Coolite.Ext.Web.JsonReader();
jr.ReaderID = "";
for (int Counter = 0; Counter < Dt.Columns.Count; Counter++)
{
RecordField RF = new RecordField();
RF.Name = Dt.Columns[Counter].ToString();
RF.Type = RecordFieldType.String;
jr.Fields.Add(RF);
Coolite.Ext.Web.Column COL = new Coolite.Ext.Web.Column();
this.GrdPnl1.ColumnModel.Columns.Insert(Counter, COL);
this.GrdPnl1.ColumnModel.Columns[Counter].ColumnID = Dt.Columns[Counter].ToString();
this.GrdPnl1.ColumnModel.Columns[Counter].DataIndex = Dt.Columns[Counter].ToString();
this.GrdPnl1.ColumnModel.Columns[Counter].Header = Dt.Columns[Counter].ToString();
this.GrdPnl1.ColumnModel.Columns[Counter].MenuDisabled = true;
this.GrdPnl1.ColumnModel.Columns[Counter].Sortable = false;
this.GrdPnl1.ColumnModel.Columns[Counter].Resizable = false;
this.GrdPnl1.ColumnModel.Columns[Counter].Width = 150;
if (Counter > 1)
this.GrdPnl1.ColumnModel.Columns[Counter].Renderer.Fn = "ImageRender";
}
this.ScriptManager1.AddScript("SetArrayDimension(" + Dt.Rows.Count + ", " + (Dt.Columns.Count) + ");");
DataSet Ds = new DataSet();
Ds.Tables.Add(Dt);
Store1.Reader.Add(jr);
this.Store1.DataSource = Ds;
this.Store1.DataBind();
}
}
Form Design:-
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>
<%@ Register Assembly="Coolite.Ext.Web" Namespace="Coolite.Ext.Web" TagPrefix="ext" %>
<!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>
<script type="text/javascript">
var MyArray = new Array(2);
var CurrentColIndex = ""
function ImageRender(value, meta, record, rowIndex, colIndex, store) {
meta.attr = "style='text-align:center;'";
if (CurrentColIndex == colIndex) {
if (MyArray[rowIndex][colIndex] == "N") {
MyArray[rowIndex][colIndex] = "Y";
return "<img class='imgEdit' style='cursor:pointer;' src='images/icons/tick_blue.png' />";
}
else if (MyArray[rowIndex][colIndex] == "Y") {
MyArray[rowIndex][colIndex] = "N";
return "";
}
}
else {
if (MyArray[rowIndex][colIndex] == "Y") {
return "<img class='imgEdit' style='cursor:pointer;' src='images/icons/tick_blue.png' />";
}
else if (MyArray[rowIndex][colIndex] == "N") {
return "";
}
}
}
function SetArrayDimension(Row, Col) {
CurrentColIndex = "";
TotalCol = Col;
TotalRow = Row;
for (i = 0; i < Row; i++)
MyArray[i] = new Array(Col)
for (i = 0; i < Row; i++) {
for (j = 0; j < Col; j++) {
MyArray[i][j] = "N"
}
}
}
function cellClick(grid, rowIndex, colIndex, e) {
CurrentColIndex = colIndex;
CurrentRow = rowIndex;
var record = grid.getStore().getAt(rowIndex); // Get the Record
grid.getView().refreshRow(record);
}
</script>
</head>
<body >
<form id="form1" runat="server">
<ext:ScriptManager ID="ScriptManager1" runat="server" RenderStyles="File" Theme="Slate">
</ext:ScriptManager>
<ext:Store ID="Store1" runat="server" AutoLoad="true">
</ext:Store>
<ext:GridPanel StripeRows="true" ID="GrdPnl1" runat="server" Height="100" AutoScroll ="true" Width="200" StoreID="Store1" >
<Listeners>
<CellClick Fn="cellClick" />
</Listeners>
</ext:GridPanel>
</form>
</body>
</html>
