View Single Post
  #2 (permalink)  
Old July 6th, 2011, 02:26 PM
Imar's Avatar
Imar Imar is offline
Wrox Author
Points: 72,073, Level: 100
Points: 72,073, Level: 100 Points: 72,073, Level: 100 Points: 72,073, Level: 100
Activity: 0%
Activity: 0% Activity: 0% Activity: 0%
 
Join Date: Jun 2003
Location: Utrecht, Netherlands.
Posts: 17,089
Thanks: 80
Thanked 1,587 Times in 1,563 Posts
Default

Hi there,

It's because you're rebinding the list on each post back. Try this instead:

Code:
 
protected void Page_Load(object sender, EventArgs e)
{
  Page.SetFocus(TextBox1);
  if (!Page.IsPostBack)
  {   
    ListBoxDataBind();
  }
}
Hope this helps,

Imar
__________________
Imar Spaanjaars
http://Imar.Spaanjaars.Com
Follow me on Twitter

Author of Beginning ASP.NET 4.5 : in C# and VB, Beginning ASP.NET Web Pages with WebMatrix
and Beginning ASP.NET 4 : in C# and VB.
Did this post help you? Click the button below this post to show your appreciation!
The Following User Says Thank You to Imar For This Useful Post:
flashmanTom (July 8th, 2011)