ChronoEngineAddin.EditChBody.StoreToSelection C# (CSharp) Method

        public void StoreToSelection(SelectionMgr swSelMgr, ref AttributeDef mdefattr_chbody)
        {
            //System.Windows.Forms.MessageBox.Show("StoreToSelection()");

            // If user pressed OK, apply settings to all selected parts (i.e. ChBody in C::E):
            for (int isel = 1; isel <= swSelMgr.GetSelectedObjectCount2(-1); isel++)
                if ((swSelectType_e)swSelMgr.GetSelectedObjectType3(isel, -1) == swSelectType_e.swSelCOMPONENTS)
                {
                    //Component2 swPart = (Component2)swSelMgr.GetSelectedObject6(isel, -1);
                    Component2 swPart = swSelMgr.GetSelectedObjectsComponent3(isel, -1);
                    ModelDoc2 swPartModel = (ModelDoc2)swPart.GetModelDoc2();
                     Component2 swPartcorr = swPartModel.Extension.GetCorresponding(swPart);// ***TODO*** for instanced parts? does not work...
                     swPartcorr = swPart; // ***TODO***

                    // fetch SW attribute with Chrono parameters for ChBody
                    SolidWorks.Interop.sldworks.Attribute myattr = (SolidWorks.Interop.sldworks.Attribute)swPartcorr.FindAttribute(mdefattr_chbody, 0);
                    if (myattr == null)
                    {
                        // if not already added to part, create and attach it
                        System.Windows.Forms.MessageBox.Show("Create data [should not happen here]");
                        myattr = mdefattr_chbody.CreateInstance5(swPartModel, swPartcorr, "Chrono::ChBody data", 0, (int)swInConfigurationOpts_e.swThisConfiguration);
                        swPartModel.ForceRebuild3(false); // needed?
                        if (myattr == null) System.Windows.Forms.MessageBox.Show("Error: myattr null in setting!!");
                    }

                    ((Parameter)myattr.GetParameter("collision_on")).SetDoubleValue2(
                                  Convert.ToDouble(m_collide), (int)swInConfigurationOpts_e.swThisConfiguration, "");

                    ((Parameter)myattr.GetParameter("friction")).SetDoubleValue2(
                                  m_friction, (int)swInConfigurationOpts_e.swThisConfiguration, "");

                    ((Parameter)myattr.GetParameter("rolling_friction")).SetDoubleValue2(
                                  m_rolling_friction, (int)swInConfigurationOpts_e.swThisConfiguration, "");

                    ((Parameter)myattr.GetParameter("spinning_friction")).SetDoubleValue2(
                                  m_spinning_friction, (int)swInConfigurationOpts_e.swThisConfiguration, "");

                    ((Parameter)myattr.GetParameter("restitution")).SetDoubleValue2(
                                  m_restitution, (int)swInConfigurationOpts_e.swThisConfiguration, "");

                    ((Parameter)myattr.GetParameter("collision_margin")).SetDoubleValue2(
                                  m_collision_margin, (int)swInConfigurationOpts_e.swThisConfiguration, "");

                    ((Parameter)myattr.GetParameter("collision_envelope")).SetDoubleValue2(
                                  m_collision_envelope, (int)swInConfigurationOpts_e.swThisConfiguration, "");

                    ((Parameter)myattr.GetParameter("collision_family")).SetDoubleValue2(
                                  (double)m_collision_family, (int)swInConfigurationOpts_e.swThisConfiguration, "");
                    /*
                    // fetch SW attribute with Chrono parameters for ChConveyor
                    SolidWorks.Interop.sldworks.Attribute myattr_conveyor = (SolidWorks.Interop.sldworks.Attribute)swPart.FindAttribute(defattr_chconveyor, 0);
                    if (myattr_conveyor == null)
                    {
                        // if not already added to part, create and attach it
                        myattr_conveyor = defattr_chconveyor.CreateInstance5(swPartModel, swPart, "Chrono ChConveyor data", 0, (int)swInConfigurationOpts_e.swThisConfiguration);
                        if (myattr_conveyor == null)
                            System.Windows.Forms.MessageBox.Show("myattr null in setting!!");
                    }

                    ((Parameter)myattr_conveyor.GetParameter("conveyor_speed")).SetDoubleValue2(
                                  m_conveyor_speed, (int)swInConfigurationOpts_e.swThisConfiguration, "");
                    */
                }
        }

        private void button_chrono_property_Click(object sender, EventArgs e)
        {
            ModelDoc2 swModel;
            swModel = (ModelDoc2)this.mSWApplication.ActiveDoc;
            if (swModel == null)
            {
                System.Windows.Forms.MessageBox.Show("Please open an assembly and select a part!");
                return;
            }

            SelectionMgr swSelMgr = (SelectionMgr)swModel.SelectionManager;

            if (swSelMgr.GetSelectedObjectCount2(-1) == 0)
            {
                System.Windows.Forms.MessageBox.Show("Please select one or more parts!");
                return;
            }
            /*
            //***TEST***
            AttributeDef defattr_test = (AttributeDef)this.mSWApplication.DefineAttribute("mytestt");
            defattr_test.AddParameter("testpar", (int)swParamType_e.swParamTypeDouble, 0.6, 0);
            defattr_test.Register();

            Component2 swPart = (Component2)swSelMgr.GetSelectedObject6(1, -1);
            ModelDoc2 swPartModel = (ModelDoc2)swPart.GetModelDoc2();
            //ModelDoc2 swModel = (ModelDoc2)this.ActiveDoc;
             System.Windows.Forms.MessageBox.Show("attach, v CreateInstance5");
             SolidWorks.Interop.sldworks.Attribute myattr = defattr_test.CreateInstance5(swModel, swPart, "test_data", 0, (int)swInConfigurationOpts_e.swAllConfiguration);
            */

             bool selected_part = false;
             for (int isel = 1; isel <= swSelMgr.GetSelectedObjectCount2(-1); isel++)
                 if ((swSelectType_e)swSelMgr.GetSelectedObjectType3(isel, -1) == swSelectType_e.swSelCOMPONENTS)
                 {
                     selected_part = true;
                 }

             if (!selected_part)
            {
                System.Windows.Forms.MessageBox.Show("Chrono properties can be edited only for parts! Select one or more parts before using it.");
                return;
            }

            // Open modal dialog
            EditChBody myCustomerDialog = new EditChBody();

            // Update dialog properties properties from the selected part(s) (i.e. ChBody in C::E)
            myCustomerDialog.UpdateFromSelection(swSelMgr, ref this.mSWintegration.defattr_chbody); //ref this.mSWintegration.defattr_chconveyor);

            // Show the modal dialog
            if (myCustomerDialog.ShowDialog() == DialogResult.OK)
            {
                // If user pressed OK, apply settings to all selected parts (i.e. ChBody in C::E):
                myCustomerDialog.StoreToSelection(swSelMgr, ref this.mSWintegration.defattr_chbody);//ref this.mSWintegration.defattr_chconveyor);
            }
        }