private string GetActiveTab() { string activeTab = Convert.ToString(Request.QueryString[_activeTabKey]); if (!string.IsNullOrEmpty(activeTab)) { if (!IsValidTab(activeTab)) { throw new ArgumentException(Resources.Resources.MsgInvalidTab); } if (!IsEditMode) { if (SelectedResourceType == null) { activeTab = null; } else if (activeTab != Constants.MetadataTab) { activeTab = Constants.MetadataTab; } } else { if ((SummaryTab.Visible && (activeTab.Equals(Constants.MetadataTab, StringComparison.OrdinalIgnoreCase) && !MetadataTab.Visible) || (activeTab.Equals(Constants.AssociationTab, StringComparison.OrdinalIgnoreCase) && !AssociationsTab.Visible) || (activeTab.Equals(Constants.CategoriesTab, StringComparison.OrdinalIgnoreCase) && !CategoriesTab.Visible) || (activeTab.Equals(Constants.TagsTab, StringComparison.OrdinalIgnoreCase) && !TagsTab.Visible) || (activeTab.Equals(Constants.ChangeHistoryTab, StringComparison.OrdinalIgnoreCase) && !ChangeHistoryTab.Visible) || (activeTab.Equals(Constants.ResourcePermissionsTab, StringComparison.OrdinalIgnoreCase) && !ResourcePermissionsTab.Visible))) { activeTab = Constants.SummaryTab; } } } else { if (IsEditMode) { activeTab = Constants.SummaryTab; } else { if (!string.IsNullOrEmpty(SelectedResourceType)) { using (ResourceDataAccess dataAccess = new ResourceDataAccess()) { int childTypeCount = dataAccess.GetChildResourceTypesCount(SelectedResourceType); if (childTypeCount == 0) { activeTab = Constants.MetadataTab; } } } } } return(activeTab); }