// Token: 0x06007C3C RID: 31804 RVA: 0x0022EF74 File Offset: 0x0022D174 internal static ITextView GetDocumentPageTextView(ITextPointer pointer) { DependencyObject parent = pointer.TextContainer.Parent; if (parent != null) { FlowDocumentScrollViewer flowDocumentScrollViewer = PathNode.GetParent(parent) as FlowDocumentScrollViewer; if (flowDocumentScrollViewer != null) { IServiceProvider serviceProvider = flowDocumentScrollViewer.ScrollViewer.Content as IServiceProvider; Invariant.Assert(serviceProvider != null, "FlowDocumentScrollViewer should be an IServiceProvider."); return(serviceProvider.GetService(typeof(ITextView)) as ITextView); } } int num; IDocumentPaginatorSource pointerPage = TextSelectionHelper.GetPointerPage(pointer, out num); if (pointerPage != null && num >= 0) { DocumentPage page = pointerPage.DocumentPaginator.GetPage(num); IServiceProvider serviceProvider2 = page as IServiceProvider; if (serviceProvider2 != null) { return(serviceProvider2.GetService(typeof(ITextView)) as ITextView); } } return(null); }
// Token: 0x06007BCF RID: 31695 RVA: 0x0022C850 File Offset: 0x0022AA50 public override IList <DependencyObject> GetSelectedNodes(object selection) { IList <TextSegment> list = this.CheckSelection(selection); IList <DependencyObject> list2 = new List <DependencyObject>(); foreach (TextSegment textSegment in list) { int minValue = int.MinValue; ITextPointer pointer = textSegment.Start.CreatePointer(LogicalDirection.Forward); TextSelectionHelper.GetPointerPage(pointer, out minValue); Point pointForPointer = TextSelectionHelper.GetPointForPointer(pointer); if (minValue == -2147483648) { throw new ArgumentException(SR.Get("SelectionDoesNotResolveToAPage", new object[] { "start" }), "selection"); } int minValue2 = int.MinValue; ITextPointer pointer2 = textSegment.End.CreatePointer(LogicalDirection.Backward); TextSelectionHelper.GetPointerPage(pointer2, out minValue2); Point pointForPointer2 = TextSelectionHelper.GetPointForPointer(pointer2); if (minValue2 == -2147483648) { throw new ArgumentException(SR.Get("SelectionDoesNotResolveToAPage", new object[] { "end" }), "selection"); } int num = list2.Count; int num2 = minValue2 - minValue; int i = 0; if (list2.Count > 0 && ((FixedTextSelectionProcessor.FixedPageProxy)list2[list2.Count - 1]).Page == minValue) { num--; i++; } while (i <= num2) { list2.Add(new FixedTextSelectionProcessor.FixedPageProxy(textSegment.Start.TextContainer.Parent, minValue + i)); i++; } if (num2 == 0) { ((FixedTextSelectionProcessor.FixedPageProxy)list2[num]).Segments.Add(new FixedTextSelectionProcessor.PointSegment(pointForPointer, pointForPointer2)); } else { ((FixedTextSelectionProcessor.FixedPageProxy)list2[num]).Segments.Add(new FixedTextSelectionProcessor.PointSegment(pointForPointer, FixedTextSelectionProcessor.PointSegment.NotAPoint)); ((FixedTextSelectionProcessor.FixedPageProxy)list2[num + num2]).Segments.Add(new FixedTextSelectionProcessor.PointSegment(FixedTextSelectionProcessor.PointSegment.NotAPoint, pointForPointer2)); } } return(list2); }
// Token: 0x06007C3D RID: 31805 RVA: 0x0022F01C File Offset: 0x0022D21C internal static List <ITextView> GetDocumentPageTextViews(TextSegment segment) { ITextPointer textPointer = segment.Start.CreatePointer(LogicalDirection.Forward); ITextPointer textPointer2 = segment.End.CreatePointer(LogicalDirection.Backward); DependencyObject parent = textPointer.TextContainer.Parent; if (parent != null) { FlowDocumentScrollViewer flowDocumentScrollViewer = PathNode.GetParent(parent) as FlowDocumentScrollViewer; if (flowDocumentScrollViewer != null) { IServiceProvider serviceProvider = flowDocumentScrollViewer.ScrollViewer.Content as IServiceProvider; Invariant.Assert(serviceProvider != null, "FlowDocumentScrollViewer should be an IServiceProvider."); return(new List <ITextView>(1) { serviceProvider.GetService(typeof(ITextView)) as ITextView }); } } int num; IDocumentPaginatorSource pointerPage = TextSelectionHelper.GetPointerPage(textPointer, out num); DynamicDocumentPaginator dynamicDocumentPaginator = pointerPage.DocumentPaginator as DynamicDocumentPaginator; int num2 = (dynamicDocumentPaginator != null) ? dynamicDocumentPaginator.GetPageNumber((ContentPosition)textPointer2) : -1; List <ITextView> result; if (num == -1 || num2 == -1) { result = new List <ITextView>(0); } else if (num == num2) { result = TextSelectionHelper.ProcessSinglePage(pointerPage, num); } else { result = TextSelectionHelper.ProcessMultiplePages(pointerPage, num, num2); } return(result); }
// Token: 0x06007C35 RID: 31797 RVA: 0x0022EBE4 File Offset: 0x0022CDE4 public static UIElement GetParent(ITextPointer pointer) { if (pointer == null) { throw new ArgumentNullException("pointer"); } DependencyObject parent = pointer.TextContainer.Parent; DependencyObject parent2 = PathNode.GetParent(parent); FlowDocumentScrollViewer flowDocumentScrollViewer = parent2 as FlowDocumentScrollViewer; if (flowDocumentScrollViewer != null) { return((UIElement)flowDocumentScrollViewer.ScrollViewer.Content); } DocumentViewerBase documentViewerBase = parent2 as DocumentViewerBase; if (documentViewerBase != null) { int num; IDocumentPaginatorSource pointerPage = TextSelectionHelper.GetPointerPage(pointer.CreatePointer(LogicalDirection.Forward), out num); if (num >= 0) { foreach (DocumentPageView documentPageView in documentViewerBase.PageViews) { if (documentPageView.PageNumber == num) { int childrenCount = VisualTreeHelper.GetChildrenCount(documentPageView); Invariant.Assert(childrenCount == 1); return(VisualTreeHelper.GetChild(documentPageView, 0) as DocumentPageHost); } } return(null); } } return(parent2 as UIElement); }
/// <summary> /// Generates FixedPageProxy objects for each page, spaned by the selection /// </summary> /// <param name="selection">the selection to examine. Must implement ITextRange</param> /// <returns>a list of FixedPageProxy objects, corresponding to each page spanned by the selection; never returns /// null</returns> /// <exception cref="ArgumentNullException">selection is null</exception> /// <exception cref="ArgumentException">selection is of wrong type</exception> /// <exception cref="ArgumentException">selection start or end point can not be resolved to a page</exception> public override IList <DependencyObject> GetSelectedNodes(Object selection) { IList <TextSegment> textSegments = CheckSelection(selection); IList <DependencyObject> pageEl = new List <DependencyObject>(); Point start; Point end; foreach (TextSegment segment in textSegments) { int startPage = int.MinValue; ITextPointer startPointer = segment.Start.CreatePointer(LogicalDirection.Forward); TextSelectionHelper.GetPointerPage(startPointer, out startPage); start = TextSelectionHelper.GetPointForPointer(startPointer); if (startPage == int.MinValue) { throw new ArgumentException(SR.Get(SRID.SelectionDoesNotResolveToAPage, "start"), "selection"); } int endPage = int.MinValue; ITextPointer endPointer = segment.End.CreatePointer(LogicalDirection.Backward); TextSelectionHelper.GetPointerPage(endPointer, out endPage); end = TextSelectionHelper.GetPointForPointer(endPointer); if (endPage == int.MinValue) { throw new ArgumentException(SR.Get(SRID.SelectionDoesNotResolveToAPage, "end"), "selection"); } int firstPage = pageEl.Count; int numOfPages = endPage - startPage; Debug.Assert(numOfPages >= 0, "start page number is bigger than the end page number"); // If the first page of this segment already has an FPP, then use that one for an additional segment int i = 0; if (pageEl.Count > 0 && ((FixedPageProxy)pageEl[pageEl.Count - 1]).Page == startPage) { firstPage--; // use the existing one from the list as the first i++; // make 1 fewer FPPs } for (; i <= numOfPages; i++) { pageEl.Add(new FixedPageProxy(segment.Start.TextContainer.Parent, startPage + i)); } // If entire segment is on one page set both start/end on that page if (numOfPages == 0) { ((FixedPageProxy)pageEl[firstPage]).Segments.Add(new PointSegment(start, end)); } else { // otherwise set start on the first page and end on the last page ((FixedPageProxy)pageEl[firstPage]).Segments.Add(new PointSegment(start, PointSegment.NotAPoint)); ((FixedPageProxy)pageEl[firstPage + numOfPages]).Segments.Add(new PointSegment(PointSegment.NotAPoint, end)); } } return(pageEl); }