private static SlidePart CreateSlidePart(PresentationPart presentationPart) { SlidePart slidePart1 = presentationPart.AddNewPart<SlidePart>("rId2"); slidePart1.Slide = new Slide( new CommonSlideData( new ShapeTree( new P.NonVisualGroupShapeProperties( new P.NonVisualDrawingProperties() { Id = (UInt32Value)1U, Name = "" }, new P.NonVisualGroupShapeDrawingProperties(), new ApplicationNonVisualDrawingProperties()), new GroupShapeProperties(new TransformGroup()), new P.Shape( new P.NonVisualShapeProperties( new P.NonVisualDrawingProperties() { Id = (UInt32Value)2U, Name = "Title 1" }, new P.NonVisualShapeDrawingProperties(new ShapeLocks() { NoGrouping = true }), new ApplicationNonVisualDrawingProperties(new PlaceholderShape())), new P.ShapeProperties(), new P.TextBody( new BodyProperties(), new ListStyle(), new Paragraph(new EndParagraphRunProperties() { Language = "en-US" }))))), new ColorMapOverride(new MasterColorMapping())); return slidePart1; }
//http://stackoverflow.com/questions/32076114/c-sharp-openxml-sdk-2-5-insert-new-slide-from-slide-masters-with-the-layout public static SlidePart AppendNewSlide(PresentationPart presentationPart, SlideLayoutPart masterLayoutPart, out IEnumerable<Shape> placeholderShapes) { Slide clonedSlide = new Slide() { ColorMapOverride = new ColorMapOverride { MasterColorMapping = new Draw.MasterColorMapping() } }; SlidePart clonedSlidePart = presentationPart.AddNewPart<SlidePart>(); clonedSlidePart.Slide = clonedSlide; clonedSlidePart.AddPart(masterLayoutPart); clonedSlide.Save(clonedSlidePart); var masterShapeTree = masterLayoutPart.SlideLayout.CommonSlideData.ShapeTree; placeholderShapes = (from s in masterShapeTree.ChildElements<Shape>() where s.NonVisualShapeProperties.OfType<ApplicationNonVisualDrawingProperties>().Any(anvdp=>anvdp.PlaceholderShape != null) select new Shape() { NonVisualShapeProperties = (NonVisualShapeProperties)s.NonVisualShapeProperties.CloneNode(true), TextBody = new TextBody(s.TextBody.ChildElements<Draw.Paragraph>().Select(p => p.CloneNode(true))) { BodyProperties = new Draw.BodyProperties(), ListStyle = new Draw.ListStyle() }, ShapeProperties = new ShapeProperties() }).ToList(); clonedSlide.CommonSlideData = new CommonSlideData { ShapeTree = new ShapeTree(placeholderShapes) { GroupShapeProperties = (GroupShapeProperties)masterShapeTree.GroupShapeProperties.CloneNode(true), NonVisualGroupShapeProperties = (NonVisualGroupShapeProperties)masterShapeTree.NonVisualGroupShapeProperties.CloneNode(true) } }; SlideIdList slideIdList = presentationPart.Presentation.SlideIdList; // Find the highest slide ID in the current list. uint maxSlideId = slideIdList.Max(c=>(uint?)((SlideId)c).Id) ?? 256; // Insert the new slide into the slide list after the previous slide. slideIdList.Append(new SlideId() { Id = ++maxSlideId, RelationshipId = presentationPart.GetIdOfPart(clonedSlidePart) }); //presentationPart.Presentation.Save(); return clonedSlidePart; }