public CSimpleInteraction(Inventor.Application oApplication)
		{
			
			mApplication = oApplication;
			
			//Initialize events
			mInteractionEvents = mApplication.CommandManager.CreateInteractionEvents();
			mSelectEvents = mInteractionEvents.SelectEvents;
			
			//Set event handler VB.Net Style
			mSelectEvents.OnSelect += new Inventor.SelectEventsSink_OnSelectEventHandler(this.mSelectEvents_OnSelect);
			mInteractionEvents.OnTerminate += new Inventor.InteractionEventsSink_OnTerminateEventHandler(this.mInteractionEvents_OnTerminate);
			
			//Clear filter and set new ones if needed
			mSelectEvents.ClearSelectionFilter();
			
			//Always Disable mouse move if not needed for performances
			mSelectEvents.MouseMoveEnabled = false;
			mSelectEvents.Enabled = true;
			mSelectEvents.SingleSelectEnabled = true;
			
			//Remember to Start/Stop the interaction event
			mInteractionEvents.Start();
			
		}

        public void CreateExtrudeFeature(Inventor.Application ThisApplication)
        {
            PartDocument partDoc;
            partDoc = (PartDocument)ThisApplication.Documents.Add(DocumentTypeEnum.kPartDocumentObject,
                ThisApplication.GetTemplateFile(DocumentTypeEnum.kPartDocumentObject, SystemOfMeasureEnum.kDefaultSystemOfMeasure, DraftingStandardEnum.kGB_DraftingStandard, null), true);

            PlanarSketch sketch;
            sketch = partDoc.ComponentDefinition.Sketches.Add(partDoc.ComponentDefinition.WorkPlanes[3], false);

            TransientGeometry transGeom;
            transGeom = ThisApplication.TransientGeometry;

            SketchPoints skPnts;
            skPnts = sketch.SketchPoints;
            skPnts.Add(transGeom.CreatePoint2d(0, 0), false);
            skPnts.Add(transGeom.CreatePoint2d(1, 0), false);
            skPnts.Add(transGeom.CreatePoint2d(1, 1), false);

            SketchLines lines;
            lines = sketch.SketchLines;
            System.Array Line = System.Array.CreateInstance(typeof(SketchLine), 3);
            SketchLine[] line = Line as SketchLine[];
            line[0] = lines.AddByTwoPoints(skPnts[1], skPnts[2]);
            line[1] = lines.AddByTwoPoints(skPnts[2], skPnts[3]);
            line[2] = lines.AddByTwoPoints(skPnts[3], skPnts[1]);

            Profile profile;
            profile = sketch.Profiles.AddForSolid(true, null, null);

            ExtrudeFeature extFeature;
            extFeature = partDoc.ComponentDefinition.Features.ExtrudeFeatures.AddByDistanceExtent(
                profile,1.0, PartFeatureExtentDirectionEnum.kPositiveExtentDirection,PartFeatureOperationEnum.kJoinOperation,null);
            ThisApplication.ActiveView.Fit(true);
        }

        public void ContextNarrowing()
        {
            Inventor context = new Inventor("Nikola Tesla", new DateTime(1856, 7, 9), "Serbian");
            
            ConditionValidator cv1 = new ConditionValidator("DOB.Year == 1856", null);
            ConditionValidator cv2 = new ConditionValidator("Year == 1856", null);
            
            StaticListableObjectFactory factory = new StaticListableObjectFactory();
            factory.AddObject("cv1", cv1);
            factory.AddObject("cv2", cv2);

            ValidatorReference v1 = new ValidatorReference();
            v1.ObjectFactory = factory;
            v1.Name = "cv1";

            IValidationErrors errors = new ValidationErrors();

            Assert.IsTrue(v1.Validate(context, null, errors));
            Assert.IsTrue(v1.Validate(context, errors));

            ValidatorReference v2 = new ValidatorReference();
            v2.ObjectFactory = factory;
            v2.Name = "cv2";
            v2.Context = Expression.Parse("DOB");

            Assert.IsTrue(v2.Validate(context, null, errors));
            Assert.IsTrue(v2.Validate(context, errors));

            ValidatorReference v3 = new ValidatorReference("false");
            v3.ObjectFactory = factory;
            v3.Name = "cv2";
            v3.Context = Expression.Parse("DOB");

            Assert.IsTrue(v3.Validate(null, errors));
        }

        public void CreateDrawing(Inventor.Application ThisApplication)
        {
            DrawingDocument drawingDoc;
            drawingDoc = (DrawingDocument)ThisApplication.ActiveDocument;

            Sheet sheet;
            sheet = drawingDoc.Sheets[1];

            Point2d point1;
            point1 = ThisApplication.TransientGeometry.CreatePoint2d(5, 5);

            _Document partDoc;
            partDoc = ThisApplication.Documents.Open("c:\\testpart.ipt", false);

            DrawingView view1;
            view1 = sheet.DrawingViews.AddBaseView(partDoc, point1, 1, ViewOrientationTypeEnum.kBottomViewOrientation, DrawingViewStyleEnum.kHiddenLineDrawingViewStyle, "", null, null);

            partDoc.Close(true);

            Point2d point2;
            point2 = ThisApplication.TransientGeometry.CreatePoint2d(15, 40);

            DrawingSketch drawingSketch;
            drawingSketch = sheet.Sketches.Add();

            drawingSketch.Edit();
            SketchLine sketchLine;
            sketchLine = drawingSketch.SketchLines.AddByTwoPoints(point1, point2);
            drawingSketch.ExitEdit();

            SectionDrawingView view2;
            view2 = sheet.DrawingViews.AddSectionView(view1, drawingSketch, point2, DrawingViewStyleEnum.kHiddenLineDrawingViewStyle,
                1, true, "", false, true, null);
            drawingSketch.Visible = false;
        }

        public void ChangeBalloons(Inventor.Application ThisApplication)
        {
            DrawingDocument drawDoc;
            drawDoc = (DrawingDocument)ThisApplication.ActiveDocument;

            Sheet sheet;
            sheet = drawDoc.ActiveSheet;

            long balloonCount;
            balloonCount = 1;

            foreach(Balloon balloon in sheet.Balloons)
            {
                balloon.SetBalloonType(BalloonTypeEnum.kHexagonBalloonType, null);
                balloon.PlacementDirection = BalloonDirectionEnum.kBottomDirection;

                long valueSetCount;
                valueSetCount = 1;

                foreach(BalloonValueSet balloonValueSet in balloon.BalloonValueSets)
                {
                    balloonValueSet.OverrideValue = string.Format("Balloon {0} : ValueSet {1}", balloonCount, valueSetCount);
                    valueSetCount = valueSetCount + 1;
                }
                balloonCount = balloonCount + 1;
            }
        }

        public void WithoutTypeConversion()
        {
            Hashtable source = new Hashtable();
            Inventor target = new Inventor();

            source["name"] = "Nikola Tesla";
            source["dob"] = new DateTime(1856, 7, 9);

            // I know this is pupin's graduation year but I need a date here
            source["dateofgraduation"] = new DateTime(1883,1,1);
            source["inventions"] = new string[] {"One", "Two"};

            mgr.BindSourceToTarget(source, target, null);

            Assert.IsTrue(mgr.HasBindings);
            Assert.AreEqual("Nikola Tesla", target.Name);
            Assert.AreEqual(new DateTime(1856, 7, 9), target.DOB);
            Assert.AreEqual(new string[] {"One", "Two"}, target.Inventions);
            Assert.IsNull(target.PlaceOfBirth.City);
            Assert.IsNull(target.PlaceOfBirth.Country);

            target.Name = "Tesla, Nikola";
            target.DOB = DateTime.Today;
            target.PlaceOfBirth.City = "Smiljan";
            target.PlaceOfBirth.Country = "Lika";

            mgr.BindTargetToSource(source, target, null);
            Assert.AreEqual("Tesla, Nikola", source["name"]);
            Assert.AreEqual(DateTime.Today, source["dob"]);
            Assert.AreEqual("One", ((string[]) source["inventions"])[0]);
            Assert.AreEqual("Smiljan", source["cityOfBirth"]);
            Assert.AreEqual("Lika", source["countryOfBirth"]);
        }

        public void ShowSurfaceArea(Inventor.Application ThisApplication)
        {
            //���õ������ĵ���ѡ�