/// <inheritdoc cref="ObservableCollection{T}"/> protected override void ClearItems() { // If any of the event handlers exhibit a SynchronizationContext, make sure to use it here. if (DispatcherSyncContext == null) { base.ClearItems(); } else { DispatcherSyncContext.Send(new SendOrPostCallback((s) => base.ClearItems()), null); } }
/// <inheritdoc cref="ObservableCollection{T}"/> protected override void InsertItem(int index, TItem item) { // If any of the event handlers exhibit a SynchronizationContext, make sure to use it here. if (DispatcherSyncContext == null) { base.InsertItem(index, item); } else { DispatcherSyncContext.Send(new SendOrPostCallback((s) => base.InsertItem(index, item)), null); } }
/// <inheritdoc cref="ObservableCollection{T}"/> protected override void MoveItem(int oldIndex, int newIndex) { // If any of the event handlers exhibit a SynchronizationContext, make sure to use it here. if (DispatcherSyncContext == null) { base.MoveItem(oldIndex, newIndex); } else { DispatcherSyncContext.Send(new SendOrPostCallback((s) => base.MoveItem(oldIndex, newIndex)), null); } }