SelectedIndexChanged Property (TabClientEvents)

Gets sets name of javascript function which is called after tab was selected.

Syntax

Visual Basic

'Declaration
 
Public Property SelectedIndexChanged As String

C#

public string SelectedIndexChanged {get; set;}

Remarks

Action cannot be canceled and postback can be triggered. Second param in handler is instance of TabItemPostBackEventArgs class, which provides information about selected TabItem.

Example

Visual Basic

Me.WebTab1.ClientEvents.SelectedIndexChanged = "WebTab1_SelectedIndexChanged"

C#

this.WebTab1.ClientEvents.SelectedIndexChanged = "WebTab1_SelectedIndexChanged";

JScript

// The client event SelectedIndexChanged takes two parameters sender and e
// sender  is the object which is raising the event
// e is the TabItemPostBackEventArgs

        function WebTab1_SelectedIndexChanged(sender, e) {

                      //Gets the postback flag
                      var postBack = e.get_postBack();

                      //Gets the new selected tab index
                      var tabIndex = e.get_tabIndex();
                     
           //Assuming you have a label called labelOutput on the form
            var label = $get('labelOutput');

            label.innerHTML = "Tab with index '" + tabIndex + "' is selected!";

                  }

Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2