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Traverse Files and Folders in Vault Example (VB.NET)

This example shows how to recursively traverse all of the folders and files in a vault. The paths and the names of any files checked out are printed to the Immediate window.

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

' Preconditions:
'  1. Start Microsoft Visual Studio 2010.
'  2. Click File > New > Project > Visual Basic > Windows Forms Application.
'  3. Type TraverseFilesFolders in Name.
'  4. Click the Browse button and browse to the folder where to create the project.
'  5. Click OK
'  6. Create a form similar to the form shown above and change: 
'     a. Label to VaultsLabel.
'     b. Combo box to VaultsComboBox
'     c. Button to TraverseFoldersButton.   
'  7. Click View > Code.
'  8. Replace the code in Form1.vb with this code.
'  9. Replace the code in Form1.Designer.vb with this code.
' 10. Add EPDM.Interop.epdm.dll as a reference (right-click the project
'     name in the Solution Explorer, Select Add Reference, Select 
'     Framework in the left-side panel, browse to the top folder of your 
'     SOLIDWORKS Enterprise PDM installation, locate and Select 
'     EPDM.Interop.epdm.dll, click Open, click Add, and click Close).
' 11. Right-click EPDM.Interop.epdm in References, Select Properties, and set 
'     Embed Interop Types to False to handle methods that pass arrays of 
'     structures.
' 12. Switch back to the Form1.vb code window.
' 13. Open the Immediate window.
' 14. Click Debug > Start Debugging or press F5.
' Postconditions: 
'  1. Displays a dialog.
'  2. Select a vault.
'  3. Click the Log in and display file information button.
'  4. Examine the Immediate window.
'  5. Close the dialog.
Imports EPDM.Interop.epdm
Public Class TraverseFilesFolders
    Private Sub TraverseFilesFolders_Load( _
      ByVal sender As System.Object, _
      ByVal e As System.EventArgs) _
      Handles MyBase.Load 
            Dim vault As IEdmVault8 = New EdmVault5
            Dim Views() As EdmViewInfo = Nothing
            vault.GetVaultViews(Views, False)
            For Each View As EdmViewInfo In Views
            If VaultsComboBox.Items.Count > 0 Then
                VaultsComboBox.Text = VaultsComboBox.Items(0)
            End If
        Catch ex As Runtime.InteropServices.COMException
            MessageBox.Show("HRESULT = 0x" + _
              ex.ErrorCode.ToString("X") + vbCrLf + _
        Catch ex As Exception
        End Try
    End Sub
    Private Sub TraverseFoldersButton_Click( _
      ByVal sender As System.Object, _
      ByVal e As System.EventArgs) _
      Handles TraverseFoldersButton.Click 
            'Declare and create an instance of IEdmVault5 object
            Dim vault As IEdmVault5 = New EdmVault5()
            'Log into selected vault as the current user
            vault.LoginAuto(VaultsComboBox.Text, _
            Debug.Print(vbCrLf + "Checked out files:" + vbCrLf)
        Catch ex As Runtime.InteropServices.COMException
            MessageBox.Show("HRESULT = 0x" + _
              ex.ErrorCode.ToString("X") + vbCrLf + _
        Catch ex As Exception
        End Try
    End Sub
    Private Sub TraverseFolder( _
      ByVal CurFolder As IEdmFolder5)
            'Enumerate the files in the folder
            Dim FilePos As IEdmPos5
            FilePos = CurFolder.GetFirstFilePosition
            Dim file As IEdmFile5
            While Not FilePos.IsNull
                file = CurFolder.GetNextFile(FilePos)
                'Get its checked out status
                If file.IsLocked Then
                End If
            End While
            'Enumerate the subfolders in the folder
            Dim FolderPos As IEdmPos5
            FolderPos = CurFolder.GetFirstSubFolderPosition
            While Not FolderPos.IsNull
                Dim SubFolder As IEdmFolder5
                SubFolder = CurFolder.GetNextSubFolder _
            End While
        Catch ex As Runtime.InteropServices.COMException
            MessageBox.Show("HRESULT = 0x" + _
              ex.ErrorCode.ToString("X") + vbCrLf + _
        Catch ex As Exception
        End Try
    End Sub
End Class
<Global.Microsoft.VisualBasic.CompilerServices.DesignerGenerated()> _
Partial Class TraverseFilesFolders
    Inherits System.Windows.Forms.Form
    'Form overrides dispose to clean up the component list.
    <System.Diagnostics.DebuggerNonUserCode()> _
    Protected Overrides Sub Dispose(ByVal disposing As Boolean)
            If disposing AndAlso components IsNot Nothing Then
            End If
        End Try
    End Sub
    'Required by the Windows Form Designer
    Private components As System.ComponentModel.IContainer
    'NOTE: The following procedure is required by the Windows Form Designer
    'It can be modified using the Windows Form Designer.  
    'Do not modify it using the code editor.
    <System.Diagnostics.DebuggerStepThrough()> _
    Private Sub InitializeComponent()
        Me.Label1 = New System.Windows.Forms.Label()
        Me.VaultsComboBox = New System.Windows.Forms.ComboBox()
        Me.TraverseFoldersButton = New System.Windows.Forms.Button()
        Me.Label1.AutoSize = True
        Me.Label1.Location = New System.Drawing.Point(79, 34)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(91, 13)
        Me.Label1.TabIndex = 0
        Me.Label1.Text = "Select vault view:"
        Me.VaultsComboBox.FormattingEnabled = True
        Me.VaultsComboBox.Location = New System.Drawing.Point(64, 75)
        Me.VaultsComboBox.Name = "VaultsComboBox"
        Me.VaultsComboBox.Size = New System.Drawing.Size(121, 21)
        Me.VaultsComboBox.TabIndex = 1
        Me.TraverseFoldersButton.Location = New System.Drawing.Point(64, 129)
        Me.TraverseFoldersButton.Name = "TraverseFoldersButton"
        Me.TraverseFoldersButton.Size = New System.Drawing.Size(121, 47)
        Me.TraverseFoldersButton.TabIndex = 2
        Me.TraverseFoldersButton.Text = "Log in and display file information"
        Me.TraverseFoldersButton.UseVisualStyleBackColor = True
        Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
        Me.ClientSize = New System.Drawing.Size(258, 201)
        Me.Name = "TraverseFilesFolders"
        Me.Text = "Traverse Folders and Files"
    End Sub
    Friend WithEvents Label1 As System.Windows.Forms.Label
    Friend WithEvents VaultsComboBox As System.Windows.Forms.ComboBox
    Friend WithEvents TraverseFoldersButton As System.Windows.Forms.Button
End Class

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