Creating GridView from array. Adding Button Field column?

J

JB

I'm dynamically creating a Gridview object and filling it with
contents from an ArrayList as follows:

GridView2.AutoGenerateColumns = true;
GridView2.DataSource = ArrayListObject;
GridView2.DataBind();

This works nicely, but i need to add a button field row onto it, as
well as possibly a textbox and image field later.

If I add it into the page source like this:

<asp:GridView ID="GridView2" runat="server">
<Columns>
<asp:ButtonField ButtonType = "Button" Text="Remove"
CommandName="remove" />
</Columns>
</asp:GridView>

It works, but it displays the button as the first column, and i need
it as the last column.

Seems like a simple thing to do but its causing me grief.
Can't seem to find a way to add a specific column in codebehind..

Any ideas?
 
S

senthilmurugan

Hi I was also in the same situation. But I find the solution little bit. I
am able to add Button. But I need to pass the Value of the third column to
Next page.

Code For You
------------
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Drawing;
using System.IO;

public partial class GridTest1 : System.Web.UI.Page
{
GridView gvwGridView;
protected void Page_Load(object sender, EventArgs e)
{
if (!Page.IsPostBack)
{
//FillGrid();
}
}

protected override void OnInit(EventArgs e)
{
FillGrid();
base.OnInit(e);
gvwGridView.RowCommand += new
GridViewCommandEventHandler(gvwGridView_RowCommand);
Page.Load += new EventHandler(Page_Load);
}

private void FillGrid()
{
gvwGridView=new GridView();
HtmlTable tblMain=new HtmlTable();
HtmlTableRow trRow;
HtmlTableCell tdCell;

trRow = new HtmlTableRow();
tdCell = new HtmlTableCell();

Label lblTitleText=new Label();
lblTitleText.Text = "Customer List";
lblTitleText.Font.Bold = true;
lblTitleText.BackColor = System.Drawing.Color.Navy;
lblTitleText.ForeColor = System.Drawing.Color.White;
tdCell.Controls.Add(lblTitleText);
tdCell.Height = "30px";
trRow.Cells.Add(tdCell);
tblMain.Rows.Add(trRow);

gvwGridView.HorizontalAlign = HorizontalAlign.Left;
gvwGridView.BackColor = System.Drawing.Color.FromName("#ccccff")
;
gvwGridView.BorderColor = System.Drawing.Color.Black;
gvwGridView.CellPadding = 3;
gvwGridView.CellSpacing = 0;
gvwGridView.PageSize = 10;
gvwGridView.Font.Name = "Verdana";
gvwGridView.Font.Size = 8;
gvwGridView.HeaderStyle.Font.Size = 10;
gvwGridView.HeaderStyle.BackColor = System.Drawing.Color.
FromName("#aaaadd");
gvwGridView.HeaderStyle.VerticalAlign = VerticalAlign.Bottom;
gvwGridView.AlternatingRowStyle.BackColor = System.Drawing.Color.
White;
gvwGridView.HeaderStyle.Wrap = false;
gvwGridView.AutoGenerateColumns = false;
gvwGridView.EmptyDataText = "No Record Found.";

CustomizeThisGrid(ref gvwGridView);
gvwGridView.DataSource = SqlDataSource1;
gvwGridView.DataBind();

trRow = new HtmlTableRow();
tdCell = new HtmlTableCell();
tdCell.Align = "Left";
tdCell.Controls.Add(gvwGridView);
trRow.Cells.Add(tdCell);
tblMain.Rows.Add(trRow);
PlaceHolder1.Controls.Add(tblMain);
}

private void CustomizeThisGrid(ref GridView MyGridView)
{
MyGridView.Columns.Clear();
ButtonField col0 = new ButtonField();
BoundField col1 = new BoundField();
BoundField col2 = new BoundField();
BoundField col3 = new BoundField();
BoundField col4 = new BoundField();
HyperLinkField Hyp1 = new HyperLinkField();
TemplateField TFld = new TemplateField();
//ButtonField col0 = new ButtonField();

col0.ItemStyle.HorizontalAlign = HorizontalAlign.Left;
col0.HeaderStyle.HorizontalAlign = HorizontalAlign.Left;
col0.HeaderText = "View"; ;
col0.CommandName = "View";
col0.ButtonType = ButtonType.Button;
col0.ImageUrl = "~/Images/calendar.gif";
col0.Text = "View";
MyGridView.Columns.Add(col0);

//Hyp1.ItemStyle.HorizontalAlign = HorizontalAlign.Left;
//Hyp1.HeaderStyle.HorizontalAlign = HorizontalAlign.Left;
//Hyp1.HeaderText = "ID#";
//Hyp1.DataTextField = "CustomerID";
//Hyp1.NavigateUrl = "GridTest2.aspx";

//TFld.HeaderText = "Select";
//TFld.ItemTemplate = new CTemplateColumn("CustomerID");
//MyGridView.Columns.Add(TFld);

col1.ItemStyle.HorizontalAlign = HorizontalAlign.Left;
col1.HeaderStyle.HorizontalAlign = HorizontalAlign.Left;
col1.HeaderText = "Order ID";
col1.DataField = "OrderID";
MyGridView.Columns.Add(col1);

col2.ItemStyle.HorizontalAlign = HorizontalAlign.Left;
col2.HeaderStyle.HorizontalAlign = HorizontalAlign.Left;
col2.HeaderText = "EmployeeID";
col2.DataField = "EmployeeID";
MyGridView.Columns.Add(col2);

col3.ItemStyle.HorizontalAlign = HorizontalAlign.Left;
col3.HeaderStyle.HorizontalAlign = HorizontalAlign.Left;
col3.HeaderText = "OrderDate";
col3.DataField = "OrderDate";
MyGridView.Columns.Add(col3);

col4.ItemStyle.HorizontalAlign = HorizontalAlign.Left;
col4.HeaderStyle.HorizontalAlign = HorizontalAlign.Left;
col4.HeaderText = "ShipCity";
col4.DataField = "ShipCity";
MyGridView.Columns.Add(col4);
}

protected void gvwGridView_RowCommand(object sender,
GridViewCommandEventArgs e)
{
Context.Items.Add("Code", gvwGridView.Rows);
Context.Items.Add("FrmMode","View");
Server.Transfer("GridTest2.aspx");
}

#region "DataGridTemplateColumn-Part-II"
public class CTemplateColumn : ITemplate
{
private string colname;

public CTemplateColumn(string cname)
{
colname = cname;
}

//must implement following method
public void InstantiateIn(Control container)
{
LinkButton l = new LinkButton();
l.DataBinding += new EventHandler(this.OnDataBinding);
container.Controls.Add(l);
}

public void OnDataBinding(object sender, EventArgs e)
{
LinkButton l = (LinkButton)sender;
GridViewRow GRow = (GridViewRow)l.NamingContainer;
l.Text = DataBinder.Eval(GRow.DataItem, colname).ToString();
l.CommandName = "GridTest2.aspx";
}
}
#endregion
}
 

Ask a Question

Want to reply to this thread or ask your own question?

You'll need to choose a username for the site, which only take a couple of moments. After that, you can post your question and our members will help you out.

Ask a Question

Members online

Forum statistics

Threads
473,744
Messages
2,569,482
Members
44,901
Latest member
Noble71S45

Latest Threads

Top