void DetachDocumentsSource(LayoutRoot layout, IEnumerable documentsSource) { if (documentsSource == null) return; if (layout == null) return; var documentsToRemove = layout.Descendents().OfType<LayoutDocument>() .Where(d => documentsSource.Contains(d.Content)).ToArray(); foreach (var documentToRemove in documentsToRemove) { (documentToRemove.Parent as ILayoutContainer).RemoveChild( documentToRemove); } var documentsSourceAsNotifier = documentsSource as INotifyCollectionChanged; if (documentsSourceAsNotifier != null) documentsSourceAsNotifier.CollectionChanged -= new NotifyCollectionChangedEventHandler(documentsSourceElementsChanged); }
void AttachDocumentsSource(LayoutRoot layout, IEnumerable documentsSource) { if (documentsSource == null) return; if (layout == null) return; //if (layout.Descendents().OfType<LayoutDocument>().Any()) // throw new InvalidOperationException("Unable to set the DocumentsSource property if LayoutDocument objects are already present in the model"); var documentsImported = layout.Descendents().OfType<LayoutDocument>().Select(d => d.Content).ToArray(); var documents = documentsSource as IEnumerable; var listOfDocumentsToImport = new List<object>(documents.OfType<object>()); foreach (var document in listOfDocumentsToImport.ToArray()) { if (documentsImported.Contains(document)) listOfDocumentsToImport.Remove(document); } LayoutDocumentPane documentPane = null; if (layout.LastFocusedDocument != null) { documentPane = layout.LastFocusedDocument.Parent as LayoutDocumentPane; } if (documentPane == null) { documentPane = layout.Descendents().OfType<LayoutDocumentPane>().FirstOrDefault(); } //if (documentPane == null) // throw new InvalidOperationException("Layout must contains at least one LayoutDocumentPane in order to host documents"); _suspendLayoutItemCreation = true; foreach (var documentContentToImport in listOfDocumentsToImport) { //documentPane.Children.Add(new LayoutDocument() { Content = documentToImport }); var documentToImport = new LayoutDocument() { Content = documentContentToImport }; bool added = false; if (LayoutUpdateStrategy != null) { added = LayoutUpdateStrategy.BeforeInsertDocument(layout, documentToImport, documentPane); } if (!added) { if (documentPane == null) throw new InvalidOperationException("Layout must contains at least one LayoutDocumentPane in order to host documents"); documentPane.Children.Add(documentToImport); added = true; } if (LayoutUpdateStrategy != null) LayoutUpdateStrategy.AfterInsertDocument(layout, documentToImport); CreateDocumentLayoutItem(documentToImport); } _suspendLayoutItemCreation = true; var documentsSourceAsNotifier = documentsSource as INotifyCollectionChanged; if (documentsSourceAsNotifier != null) documentsSourceAsNotifier.CollectionChanged += new NotifyCollectionChangedEventHandler(documentsSourceElementsChanged); }
void DetachAnchorablesSource(LayoutRoot layout, IEnumerable anchorablesSource) { if (anchorablesSource == null) return; if (layout == null) return; var anchorablesToRemove = layout.Descendents().OfType<LayoutAnchorable>() .Where(d => anchorablesSource.Contains(d.Content)).ToArray(); foreach (var anchorableToRemove in anchorablesToRemove) { (anchorableToRemove.Parent as ILayoutContainer).RemoveChild( anchorableToRemove); } var anchorablesSourceAsNotifier = anchorablesSource as INotifyCollectionChanged; if (anchorablesSourceAsNotifier != null) anchorablesSourceAsNotifier.CollectionChanged -= new NotifyCollectionChangedEventHandler(anchorablesSourceElementsChanged); }
void AttachAnchorablesSource(LayoutRoot layout, IEnumerable anchorablesSource) { if (anchorablesSource == null) return; if (layout == null) return; //if (layout.Descendents().OfType<LayoutAnchorable>().Any()) // throw new InvalidOperationException("Unable to set the AnchorablesSource property if LayoutAnchorable objects are already present in the model"); var anchorablesImported = layout.Descendents().OfType<LayoutAnchorable>().Select(d => d.Content).ToArray(); var anchorables = anchorablesSource as IEnumerable; var listOfAnchorablesToImport = new List<object>(anchorables.OfType<object>()); foreach (var document in listOfAnchorablesToImport.ToArray()) { if (anchorablesImported.Contains(document)) listOfAnchorablesToImport.Remove(document); } LayoutAnchorablePane anchorablePane = null; if (layout.ActiveContent != null) { //look for active content parent pane anchorablePane = layout.ActiveContent.Parent as LayoutAnchorablePane; } if (anchorablePane == null) { //look for a pane on the right side anchorablePane = layout.Descendents().OfType<LayoutAnchorablePane>().Where(pane => !pane.IsHostedInFloatingWindow && pane.GetSide() == AnchorSide.Right).FirstOrDefault(); } if (anchorablePane == null) { //look for an available pane anchorablePane = layout.Descendents().OfType<LayoutAnchorablePane>().FirstOrDefault(); } _suspendLayoutItemCreation = true; foreach (var anchorableContentToImport in listOfAnchorablesToImport) { var anchorableToImport = new LayoutAnchorable() { Content = anchorableContentToImport }; bool added = false; if (LayoutUpdateStrategy != null) { added = LayoutUpdateStrategy.BeforeInsertAnchorable(layout, anchorableToImport, anchorablePane); } if (!added) { if (anchorablePane == null) { var mainLayoutPanel = new LayoutPanel() { Orientation = Orientation.Horizontal }; if (layout.RootPanel != null) { mainLayoutPanel.Children.Add(layout.RootPanel); } layout.RootPanel = mainLayoutPanel; anchorablePane = new LayoutAnchorablePane() { DockWidth = new GridLength(200.0, GridUnitType.Pixel) }; mainLayoutPanel.Children.Add(anchorablePane); } anchorablePane.Children.Add(anchorableToImport); added = true; } if (LayoutUpdateStrategy != null) LayoutUpdateStrategy.AfterInsertAnchorable(layout, anchorableToImport); CreateAnchorableLayoutItem(anchorableToImport); } _suspendLayoutItemCreation = false; var anchorablesSourceAsNotifier = anchorablesSource as INotifyCollectionChanged; if (anchorablesSourceAsNotifier != null) anchorablesSourceAsNotifier.CollectionChanged += new NotifyCollectionChangedEventHandler(anchorablesSourceElementsChanged); }