protected override bool LoadPostData(string postDataKey, NameValueCollection postCollection)
{
this.baseLoadPostData = base.LoadPostData(postDataKey, postCollection);
string val = postCollection[this.ConfigID.ConcatWith("_ActiveTab")];
if (val.IsNotEmpty())
{
int activeTabNum;
string[] at = val.Split(':');
if (int.TryParse(at.Length > 1 ? at[1] : at[0], out activeTabNum))
{
int index = this.Items.FindIndex(delegate(Component tab)
{
return tab.ClientID == at[0];
});
if (index >=0)
{
activeTabNum = index;
}
else
{
if (this.Visible)
{
for (int i = 0; i <= activeTabNum; i++ )
{
if (i < this.Items.Count && (!this.Items[i].Visible || this.Items[i].Hidden))
{
activeTabNum++;
}
}
}
}
if (activeTabNum > -1 && this.ActiveTabIndex != activeTabNum)
{
this.SuspendScripting();
this.ActiveTabIndex = activeTabNum;
this.ResumeScripting();
thisLoadPostData = true;
return true;
}
}
}
return false || this.baseLoadPostData;
}