void ExpandMenuCanva_Loaded(object sender, RoutedEventArgs e) { if (this.TaskMenus == null || this.TaskMenus.Children.Count > 0) return; ObservableCollection<TaskMenuItemEntity> taskMenuItems = this.ItemsSource as ObservableCollection<TaskMenuItemEntity>; if (taskMenuItems == null) return; foreach (TaskMenuItemEntity menuItem in taskMenuItems) { TaskMenuControl item = new TaskMenuControl(); int childCount = menuItem.TaskMenuEventItems.Count; //item.Height = 25 * childCount + 100; item.Margin = new Thickness(-1); item.ItemClicked += new RoutedEventHandler(this.TaskItemEvent); item.SetBinding(menuItem); this.TaskMenus.Children.Add(item); } }
protected override void OnItemsChanged(System.Collections.Specialized.NotifyCollectionChangedEventArgs e) { base.OnItemsChanged(e); if (this.TaskMenus == null) return; this.TaskMenus.Children.Clear(); ObservableCollection<TaskMenuItemEntity> taskMenuItems = this.ItemsSource as ObservableCollection<TaskMenuItemEntity>; if (taskMenuItems == null) return; foreach (TaskMenuItemEntity menuItem in taskMenuItems) { TaskMenuControl item = new TaskMenuControl(); int childCount = menuItem.TaskMenuEventItems.Count; //item.Height = 25 * childCount + 100; item.Margin = new Thickness(-1); item.SetBinding(menuItem); this.TaskMenus.Children.Add(item); } }