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Insert Column in BOM Table Example (C#)

This example shows how to insert a part number column in a BOM table.




// Preconditions:

// (1) Drawing must be open and contain a BOM table.

// (2) BOM table must be selected (right-click the BOM

//     table, select Select, and select Table)


// Postconditions:

// A part number column is inserted at the end of the

// existing the BOM table.



using SolidWorks.Interop.sldworks;

using SolidWorks.Interop.swconst;

using System;

using System.Diagnostics;

using System.Windows.Forms;

namespace InsertColumn2TableAnnotationCSharp.csproj


partial class SolidWorksMacro



    public void Main()


        ModelDoc2 swModel = default(ModelDoc2);

        bool boolstatus = false;

        SelectionMgr SelMgr = default(SelectionMgr);

        TableAnnotation theTableAnnotation = default(TableAnnotation);

        int SelObjType = 0;

        int TableAnnotationType = 0;


        swModel = (ModelDoc2)swApp.ActiveDoc;

        SelMgr = (SelectionMgr)swModel.SelectionManager;

        SelObjType = SelMgr.GetSelectedObjectType3(1, -1);

        if (SelObjType != (int)swSelectType_e.swSelANNOTATIONTABLES)


            MessageBox.Show("Select a BOM table in the drawing before running this example.");



        theTableAnnotation = (TableAnnotation)SelMgr.GetSelectedObject6(1, -1);

        TableAnnotationType = theTableAnnotation.Type;

        if (TableAnnotationType != (int)swTableAnnotationType_e.swTableAnnotation_BillOfMaterials)


            MessageBox.Show("Select a BOM table in the drawing before running this example.");



        Debug.Print("Table before inserting a column...");

        // Display table before inserting a column



        // Insert new column

        boolstatus = theTableAnnotation.InsertColumn2((int)swTableItemInsertPosition_e.swTableItemInsertPosition_Last, 0, "New Column", (int)swInsertTableColumnWidthStyle_e.swInsertColumn_DefaultWidth);

        boolstatus = theTableAnnotation.SetColumnType(theTableAnnotation.ColumnCount - 1, (int)swTableColumnTypes_e.swBomTableColumnType_PartNumber);


        Debug.Print(" ");


        Debug.Print("Table after inserting a column...");

        // Display table after inserting a column





    public void DisplayTableColumnProps(TableAnnotation theTableAnnotation)


        int ColCount = 0;

        int i = 0;

        string iString = null;

        int ColType = 0;

        string ColTypeString = null;

        string ColTitle = null;

        Debug.Print("Col# " + "Type  " + "Title");

        ColCount = theTableAnnotation.ColumnCount;

        for (i = 0; i <= ColCount - 1; i++)


            ColType = theTableAnnotation.GetColumnType(i);

            ColTypeString = System.Convert.ToString(ColType);

            ColTitle = theTableAnnotation.GetColumnTitle(i);

            iString = System.Convert.ToString(i);

            Debug.Print(iString + "    " + ColTypeString + "  " + ColTitle);



    /// <summary>

    /// The SldWorks swApp variable is pre-assigned for you.

    /// </summary>

    public SldWorks swApp;



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