Get Categories Example (C#)

This example shows how to access the categories in a vault.

NOTE: If using the primary interop assembly provided with SOLIDWORKS PDM Professional, see Using .NET Framework 4.0 in Stand-alone Applications.

//----------------------------------------------------------------------------
// Preconditions:
//  1. Start Microsoft Visual Studio.
//  2. Click File > New > Project > Visual C# > Windows Forms Application.
//  3. Type GetCategories_CSharp in Name.
//  4. Click Browse to navigate to the folder where to create the project.
//  5. Click OK.
//  6. Click Show All Files in the Solution Explorer toolbar and expand 
//     Form1.cs in the Solution Explorer. 
//  7. Replace the code in Form1.cs with this code.
//  8. To create the form, replace the code in Form1.Designer.cs with this code.
//  9. Add EPDM.Interop.epdm.dll as a reference (right-click the project
//     name in the Solution Explorer, click Add Reference, click 
//     Assembly > Framework in the left-side panel, browse to the top folder of your 
//     SOLIDWORKS PDM Professional installation, locate and select 
//     EPDM.Interop.epdm.dll, click Open, and click Add).
// 10. Right-click EPDM.Interop.epdm in References, click Properties, and set 
//     Embed Interop Types to False to handle methods that pass arrays of 
//     structures.
// 11. Click Debug > Start Debugging or press F5.
//
// Postconditions: 
//  1. Displays a dialog.
//  2. Select a vault.
//  3. Click Get categories.
//  4. Displays a message box with the names and descriptions of all of the categories
//     in the vault.
//  5. Click OK in the message box.
//  6. Close the dialog.
//---------------------------------------------------------------------------- 

//Form1.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using EPDM.Interop.epdm;

 
namespace GetCategories_CSharp
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        private IEdmVault5 vault1 = null;
 
        public void Form1_Load(System.Object sender, System.EventArgs e)
        {
            try
            {
                vault1 = new EdmVault5();
                IEdmVault8 vault = (IEdmVault8)vault1;
                EdmViewInfo[] Views = null;
 
                vault.GetVaultViews(out Views, false);
                VaultsComboBox.Items.Clear();
                foreach (EdmViewInfo View in Views)
                {
                    VaultsComboBox.Items.Add(View.mbsVaultName);
                }
                if (VaultsComboBox.Items.Count > 0)
                {
                    VaultsComboBox.Text = (string)VaultsComboBox.Items[0];
                }
            }
            catch (System.Runtime.InteropServices.COMException ex)
            {
                MessageBox.Show("HRESULT = 0x" + ex.ErrorCode.ToString("X") + " " + ex.Message);
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }
 
 
        public void GetCategories_Click(System.Object sender, System.EventArgs e)
        {
 
            try
            {
                IEdmVault7 vault2 = null;
                if (vault1 == null)
                {
                    vault1 = new EdmVault5();
                }
                vault2 = (IEdmVault9)vault1;
                if (!vault1.IsLoggedIn)
                {
                    vault1.LoginAuto(VaultsComboBox.Text, this.Handle.ToInt32());
                }
 
                IEdmCategoryMgr6 Categories = default(IEdmCategoryMgr6);
                Categories = (IEdmCategoryMgr6)vault2.CreateUtility(EdmUtility.EdmUtil_CategoryMgr);
 
                IEdmPos5 Pos = default(IEdmPos5);
                Pos = (IEdmPos5)Categories.GetFirstCategoryPosition();
 
                IEdmCategory6 Category = default(IEdmCategory6);
                string Msg = null;
                Msg = "The categories in this vault are:";
 
                while (!Pos.IsNull)
                {
                    Category = Categories.GetNextCategory(Pos);
                    Msg = Msg + "\r\n"+ Category.Name + " (" + Category.Description + ")";
                }
 
                Interaction.MsgBox(Msg);
 
 
            }
            catch (System.Runtime.InteropServices.COMException ex)
            {
                MessageBox.Show("HRESULT = 0x" + ex.ErrorCode.ToString("X") + " " + ex.Message);
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
 
        }
    }
}

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//Form1.Designer.cs

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