Me.WebTab1.ClientEvents.TabAdded = "WebTab1_TabAdded"
this.WebTab1.ClientEvents.TabAdded = "WebTab1_TabAdded";
// The client event TabAdded takes two parameters sender and e // sender is the object which is raising the event // e is the TabItemPostBackEventArgs function WebTab1_TabAdded(sender, e) { //Gets the index where a new tab is going to be added var tabIndex = e.get_tabIndex(); //Assuming you have a label called labelOutput on the form var label = $get('labelOutput'); label.innerHTML = "New tab added at index '" + tabIndex + "'!"; }
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