///-------------------------------------------------------------------------------- /// <summary>This method updates the view model data and sends update command back /// to the solution builder.</summary> ///-------------------------------------------------------------------------------- protected override void OnUpdate() { // send update for any updated children foreach (StateModelViewModel item in StateModels) { if (item.IsEdited == true) { item.Update(); } } // send update for any new children foreach (StateModelViewModel item in ItemsToAdd.OfType <StateModelViewModel>()) { item.Update(); StateModels.Add(item); } ItemsToAdd.Clear(); // send delete for any deleted children foreach (StateModelViewModel item in ItemsToDelete.OfType <StateModelViewModel>()) { item.Delete(); StateModels.Remove(item); } ItemsToDelete.Clear(); // reset modified for children foreach (StateModelViewModel item in StateModels) { item.ResetModified(false); } }
///-------------------------------------------------------------------------------- /// <summary>This method applies statemodel deletes.</summary> ///-------------------------------------------------------------------------------- public void ProcessDeleteStateModelPerformed(StateModelEventArgs data) { try { bool isItemMatch = false; if (data != null && data.StateModel != null) { foreach (StateModelViewModel item in StateModels.ToList <StateModelViewModel>()) { if (item.StateModel.StateModelID == data.StateModel.StateModelID) { // remove item from tabs, if present WorkspaceEventArgs message = new WorkspaceEventArgs(); message.ItemID = item.StateModel.StateModelID; Mediator.NotifyColleagues <WorkspaceEventArgs>(MediatorMessages.Command_CloseItemRequested, message); // delete children for (int i = item.Items.Count - 1; i >= 0; i--) { if (item.Items[i] is StateViewModel) { StateViewModel child = item.Items[i] as StateViewModel; StateEventArgs childMessage = new StateEventArgs(); childMessage.State = child.State; childMessage.StateModelID = item.StateModel.StateModelID; childMessage.Solution = Solution; childMessage.WorkspaceID = child.WorkspaceID; item.ProcessDeleteStatePerformed(childMessage); } } // delete item isItemMatch = true; StateModels.Remove(item); Entity.StateModelList.Remove(item.StateModel); Items.Remove(item); Entity.ResetModified(true); OnUpdated(this, null); break; } } if (isItemMatch == false) { ShowIssue(DisplayValues.Issue_DeleteItemNotFound); } } } catch (Exception ex) { ShowIssue(ex.Message + ex.StackTrace); } }
///-------------------------------------------------------------------------------- /// <summary>This method deletes an instance of StateModel from the view model.</summary> /// /// <param name="itemView">The StateModel to delete.</param> ///-------------------------------------------------------------------------------- public void DeleteStateModel(StateModelViewModel itemView) { itemView.Updated -= Children_Updated; StateModels.Remove(itemView); Delete(itemView); }