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Deselect Marked Entity Example (C#)

This example shows how to deselect a previously selected and marked entity.

//-----------------------------------------
// Preconditions:
// 1. Ensure that the file to open exists.
// 2. Open the Output window.
// 3. Run the macro.
//
// Postconditions:
// 1. The Base-Extrude feature is selected.
// 2. Examine the graphics area to verify.
// 3. Press F5 to continue.
// 4. The Base-Extrude feature is deselected.
// 5. Examine the Output window and graphics
//    area to verify.
//-----------------------------------------
using SolidWorks.Interop.sldworks;
using SolidWorks.Interop.swconst;
using System.Runtime.InteropServices;
using System;
using System.Diagnostics;
 
namespace DeSelect2ObjectCSharp.csproj
{
    public partial class SolidWorksMacro
    {
 
 
        public void Main()
        {
 
            ModelDoc2 swModel = default(ModelDoc2);
            DocumentSpecification swDocSpecification = default(DocumentSpecification);
            SelectionMgr swSelMgr = default(SelectionMgr);
            ModelDocExtension swModelExt = default(ModelDocExtension);
            bool bRet = false;
            int lMark = 0;
            int lMarkedIdx = 0;
            int lNumMarkedSelections = 0;
            int lNumAllSelections = 0;
 
            // Open the document
            swDocSpecification = (DocumentSpecification)swApp.GetOpenDocSpec("C:\\Program Files\\SolidWorks Corp\\SolidWorks\\samples\\tutorial\\swutilities\\bracket_a.sldprt");
            swModel = (ModelDoc2)swApp.ActiveDoc;
            if (swModel == null)
            {
                swModel = (ModelDoc2)swApp.OpenDoc7(swDocSpecification);
            }
 
            swSelMgr = (SelectionMgr)swModel.SelectionManager;
            swModelExt = (ModelDocExtension)swModel.Extension;
            // Select the Base-Extrude feature and mark it with a value of 8
            bRet = swModelExt.SelectByID2("Base-Extrude""BODYFEATURE", 0, 0, 0, false, 8, null, (int)swSelectOption_e.swSelectOptionDefault);
 
            System.Diagnostics.Debugger.Break();
            // Examine the graphics area to verify 
            // that Base-Extrude is selected
            // Press F5 to continue
 
            // Look for a given mark value
            lMark = 8;
            // Get the number of marked selections
            lNumMarkedSelections = swSelMgr.GetSelectedObjectCount2(lMark);
            Debug.Print("Number of marked selections = " + lNumMarkedSelections);
 
            // Get the total number of selections
            lNumAllSelections = swSelMgr.GetSelectedObjectCount2(-1);
            Debug.Print("Number of selections        = " + lNumAllSelections);
 
            Debug.Print(" ");
 
            //Deselect the marked selection
            for (lMarkedIdx = 1; lMarkedIdx <= lNumAllSelections; lMarkedIdx++)
            {
                Debug.Print("Selected object #" + lMarkedIdx + " deselected? " + swSelMgr.DeSelect2(lMarkedIdx, lMark));
            }
 
            // Examine the graphics area to verify that Base-Extrude is deselected
 
        }
 
        /// <summary>
        ///  The SldWorks swApp variable is pre-assigned for you.
        /// </summary>
        public SldWorks swApp;
    }
}


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