protected virtual void OnDemoModulesChanged() { if (DemoModules != null && CurrentPivotItem != null) { CurrentPivotItem.ViewModel = DemoModules.ElementAt(DemoModuleIndex); } }
private void OnPivotItemLoading(Pivot sender, PivotItemEventArgs args) { if (DemoModules == null) { return; } DemoModulePivotItem item = (DemoModulePivotItem)args.Item; if (!loadingByDemoModuleIndexChanged && CurrentPivotItem != null) { int oldIndex = CurrentPivotItem.Index; int newIndex = item.Index; int count = DemoModules.Count(); SetDemoModuleIndexSilently((DemoModuleIndex + count + ((newIndex - oldIndex + 2) % 3 == 0 ? 1 : -1)) % count); } loadingByDemoModuleIndexChanged = false; CurrentPivotItem = item; CurrentPivotItem.PreferedOptionsVisibility = PreferedOptionsVisibility; if (DemoModules != null) { item.ViewModel = DemoModules.ElementAt(DemoModuleIndex); } }