internal static void AddItemsToDocument(SceneView view, IEnumerable <IProjectItem> importedItems, Point dropPoint, ISceneInsertionPoint insertionPoint) { bool flag = false; if (importedItems == null || !Enumerable.Any <IProjectItem>(importedItems)) { return; } using (SceneEditTransaction editTransaction = view.ViewModel.CreateEditTransaction(StringTable.DropElementsIntoSceneUndo)) { foreach (IProjectItem projectItem in importedItems) { if (FileDropToolBehavior.CanInsertTo(view, projectItem, insertionPoint)) { FileDropToolBehavior.AddToDocument(view, projectItem, dropPoint, insertionPoint); } else { flag = true; } } editTransaction.Commit(); } if (!flag) { return; } MessageBoxArgs args = new MessageBoxArgs() { Message = StringTable.DragInsertionContainedIllegalItemsMessage, Button = MessageBoxButton.OK, Image = MessageBoxImage.Exclamation }; int num = (int)view.ViewModel.DesignerContext.MessageDisplayService.ShowMessage(args); }
protected override bool OnDrop(DragEventArgs args) { ISceneInsertionPoint dropInsertionPoint = this.DragDropInsertionPoint; Point position = args.GetPosition((IInputElement)this.ActiveView.ViewRootContainer); this.ToolBehaviorContext.SnappingEngine.Start(this.ToolBehaviorContext, (BaseFrameworkElement)null, (IList <BaseFrameworkElement>)null); Point point = this.ToolBehaviorContext.SnappingEngine.SnapPoint(position, EdgeFlags.All); Point dropPoint = this.ActiveView.TransformPointFromRoot(dropInsertionPoint.SceneElement, point); this.ToolBehaviorContext.SnappingEngine.Stop(); SafeDataObject safeDataObject = new SafeDataObject(args.Data); using (TemporaryCursor.SetWaitCursor()) { if (safeDataObject.GetDataPresent(DataFormats.FileDrop)) { FileDropToolBehavior.AddItemsToDocument(this.ActiveView, this.ActiveSceneViewModel.DesignerContext.ActiveProject.AddItems(Enumerable.Select <string, DocumentCreationInfo>((IEnumerable <string>) this.dropUtility.GetSupportedFiles(args.Data), (Func <string, DocumentCreationInfo>)(file => new DocumentCreationInfo() { SourcePath = file }))), dropPoint, dropInsertionPoint); } else if (safeDataObject.GetDataPresent("BlendProjectItem")) { ItemSelectionSet itemSelectionSet = (ItemSelectionSet)safeDataObject.GetData("BlendProjectItem"); using (SceneEditTransaction editTransaction = this.ActiveSceneViewModel.CreateEditTransaction(StringTable.DropProjectItemIntoSceneUndo)) { foreach (IProjectItem projectItem in itemSelectionSet.Selection) { FileDropToolBehavior.AddToDocument(this.ActiveView, projectItem, dropPoint, dropInsertionPoint); } editTransaction.Commit(); } } } if (!this.IsSuspended) { this.PopSelf(); } return(true); }