This example shows how to roll back a checked-in file to its first revision in the current version.
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. ' a. Click File > New > Project > Visual Basic > Windows Forms Application. ' b. Type RevisionVBNET in Name. ' c. Click Browse and navigate to the folder where to create the project. ' d. Click OK. ' e. Click Show All Files in the Solution Explorer toolbar and expand ' Form1.vb in the Solution Explorer. ' f. Replace the code in Form1.vb with this code. ' g. To create the form, replace the code in Form1.Designer.vb with ' this code. ' 2. Add EPDM.Interop.epdm.dll as a reference (right-click the project ' name in the Solution Explorer, click Add > Reference, click ' Assemblies > Framework in the left-side panel, browse to the top folder of ' your SOLIDWORKS PDM Professional installation, locate and click ' EPDM.Interop.epdm.dll > Add > OK). ' 3. Right-click EPDM.Interop.epdm in References, click Properties, and set ' Embed Interop Types to False to handle methods that pass arrays of ' structures. ' 4. To find a file with a revision scheme: ' a. Open a vault view in File Explorer. ' b. Click a checked-in file. ' c. Click Display > History. ' d. Examine the Event column. If Revision is: ' * listed in the Event column, then the file ' has a revision scheme. Scroll down and examine the ' Event and Version columns to verify that at least three ' revisions exist for the current version of the file. ' * not listed in the Event column, then ' repeat steps 4b - 4d until you find a file with ' a revision scheme. ' 5. Click Debug > Start Debugging or press F5. ' ' Postconditions: ' 1. Displays the Get revision names dialog box. ' 2. Select a vault view. ' 3. Click Browse. ' 4. Displays the Select a file dialog box. ' a. Click the file identified in Preconditions step 4 in the ' selected vault. ' b. Click Open to display the selected file's path and file ' name in the Get revision names dialog box. ' 5. Click Get revisions. ' 6. Displays a message box listing the names of the revisions ' for the selected file. Click OK to close the message box. ' 7. Displays a message box showing the revision to which the file ' was rolled back and the current version. Click OK to close the ' message box. ' 8. Close the Get revision names dialog box. ' 9. Click the file in the vault in File Explorer for which revisions ' were rolled back. ' a. Click Display > History. ' b. Scroll down and examine the Event, Version, and Comment columns. '---------------------------------------------------------------------------- 'Form1.vb Imports EPDM.Interop.epdm Public Class Form1 Private vault1 As IEdmVault5 = Nothing Dim aFile As IEdmFile5 Dim folder As IEdmFolder5 Private Sub Form1_Load( _ ByVal sender As System.Object, _ ByVal e As System.EventArgs) _ Handles MyBase.Load Try Dim vault As IEdmVault8 = New EdmVault5 Dim Views() As EdmViewInfo = Nothing vault.GetVaultViews(Views, False) VaultsComboBox.Items.Clear() For Each View As EdmViewInfo In Views VaultsComboBox.Items.Add(View.mbsVaultName) Next 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 + _ ex.Message) Catch ex As Exception MessageBox.Show(ex.Message) End Try End Sub Public Sub RevisionButton_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles RevisionButton.Click Try 'Only create a new vault object 'if one hasn't been created yet If vault1 Is Nothing Then vault1 = New EdmVault5() End If If Not vault1.IsLoggedIn Then 'Log into selected vault as the current user vault1.LoginAuto(VaultsComboBox.Text, Me.Handle.ToInt32()) End If 'Get the local version number Dim version As Integer version = aFile.GetLocalVersionNo(folder.ID) If version < 1 Then MsgBox("A local copy of " + aFile.Name + " does not exist.") Exit Sub End If 'Get the version interface Dim verEnum As IEdmEnumeratorVersion7 verEnum = aFile Dim ver As IEdmVersion8 Dim rev As IEdmRevision7 Dim verNbr As Integer ver = verEnum.GetVersion(version) 'Enumerate the revisions Dim message As String Dim pos As IEdmPos5 pos = ver.GetFirstRevisionPosition If Not pos.IsNull Then message = "The following revisions are set on " + aFile.Name + ": " + vbLf While Not pos.IsNull rev = ver.GetNextRevision(pos) message = message + " " + rev.Name + vbLf verNbr = rev.VersionNo End While Else message = "A revision scheme is not defined for " + aFile.Name + "." + vbLf MsgBox(message) Exit Sub End If MsgBox(message) 'Roll back to first revision pos = ver.GetFirstRevisionPosition() rev = ver.GetNextRevision(pos) ver = verEnum.GetVersion(version) message = ("Roll back to revision " + rev.Name + " of version " + verNbr.ToString) rev.Rollback3(message, True) MsgBox(message) Catch ex As System.Runtime.InteropServices.COMException MessageBox.Show("HRESULT = 0x" + ex.ErrorCode.ToString("X") + " " + ex.Message) Catch ex As Exception MessageBox.Show(ex.Message) End Try End Sub Public Sub BrowseButton_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BrowseButton.Click Try 'If one hasn't been created yet If vault1 Is Nothing Then vault1 = New EdmVault5() End If If Not vault1.IsLoggedIn Then 'Log into selected vault as the current user vault1.LoginAuto(VaultsComboBox.Text, Me.Handle.ToInt32()) End If 'Set the initial directory in the Select a file dialog OpenFileDialog1.InitialDirectory = vault1.RootFolderPath 'Show the Select a file dialog Dim DialogResult As System.Windows.Forms.DialogResult = Nothing DialogResult = OpenFileDialog1.ShowDialog() If Not (DialogResult = System.Windows.Forms.DialogResult.OK) Then 'Do nothing Else 'Browse for a local file whose revisions you want to see Dim fileName As String = OpenFileDialog1.FileName FileListBox.Items.Add(fileName) aFile = vault1.GetFileFromPath(fileName, folder) End If Catch ex As System.Runtime.InteropServices.COMException MessageBox.Show("HRESULT = 0x" + ex.ErrorCode.ToString("X") + " " + ex.Message) Catch ex As Exception MessageBox.Show(ex.Message) End Try End Sub End Class
<Global.Microsoft.VisualBasic.CompilerServices.DesignerGenerated()> _ Partial Class Form1 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) Try If disposing AndAlso components IsNot Nothing Then components.Dispose() End If Finally MyBase.Dispose(disposing) 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.VaultsLabel = New System.Windows.Forms.Label() Me.VaultsComboBox = New System.Windows.Forms.ComboBox() Me.FileListBox = New System.Windows.Forms.ListBox() Me.BrowseButton = New System.Windows.Forms.Button() Me.RevisionButton = New System.Windows.Forms.Button() Me.OpenFileDialog1 = New System.Windows.Forms.OpenFileDialog() Me.SuspendLayout() ' 'VaultsLabel ' Me.VaultsLabel.AutoSize = True Me.VaultsLabel.Location = New System.Drawing.Point(24, 27) Me.VaultsLabel.Name = "VaultsLabel" Me.VaultsLabel.Size = New System.Drawing.Size(91, 13) Me.VaultsLabel.TabIndex = 0 Me.VaultsLabel.Text = "Select vault view:" ' 'VaultsComboBox ' Me.VaultsComboBox.FormattingEnabled = True Me.VaultsComboBox.Location = New System.Drawing.Point(27, 44) Me.VaultsComboBox.Name = "VaultsComboBox" Me.VaultsComboBox.Size = New System.Drawing.Size(166, 21) Me.VaultsComboBox.TabIndex = 1 ' 'OpenFileDialog1 ' Me.OpenFileDialog1.FileName = "OpenFileDialog1" Me.OpenFileDialog1.Multiselect = True Me.OpenFileDialog1.Title = "Select a file" ' 'FileListBox ' Me.FileListBox.FormattingEnabled = True Me.FileListBox.Location = New System.Drawing.Point(27, 95) Me.FileListBox.Name = "FileListBox" Me.FileListBox.Size = New System.Drawing.Size(206, 17) Me.FileListBox.TabIndex = 2 ' 'BrowseButton ' Me.BrowseButton.Location = New System.Drawing.Point(239, 89) Me.BrowseButton.Name = "BrowseButton" Me.BrowseButton.Size = New System.Drawing.Size(62, 23) Me.BrowseButton.TabIndex = 3 Me.BrowseButton.Text = "Browse..." Me.BrowseButton.TextAlign = System.Drawing.ContentAlignment.MiddleLeft Me.BrowseButton.UseVisualStyleBackColor = True ' 'RevisionButton ' Me.RevisionButton.Location = New System.Drawing.Point(27, 140) Me.RevisionButton.Name = "RevisionButton" Me.RevisionButton.Size = New System.Drawing.Size(88, 23) Me.RevisionButton.TabIndex = 4 Me.RevisionButton.Text = "Get revisions" Me.RevisionButton.TextAlign = System.Drawing.ContentAlignment.MiddleLeft Me.RevisionButton.UseVisualStyleBackColor = True ' 'Form1 ' Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!) Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font Me.ClientSize = New System.Drawing.Size(311, 195) Me.Controls.Add(Me.RevisionButton) Me.Controls.Add(Me.BrowseButton) Me.Controls.Add(Me.FileListBox) Me.Controls.Add(Me.VaultsComboBox) Me.Controls.Add(Me.VaultsLabel) Me.Name = "Form1" Me.Text = "Get revision names" Me.ResumeLayout(False) Me.PerformLayout() End Sub Friend WithEvents VaultsLabel As System.Windows.Forms.Label Friend WithEvents VaultsComboBox As System.Windows.Forms.ComboBox Friend WithEvents FileListBox As System.Windows.Forms.ListBox Friend WithEvents BrowseButton As System.Windows.Forms.Button Friend WithEvents RevisionButton As System.Windows.Forms.Button Friend WithEvents OpenFileDialog1 As System.Windows.Forms.OpenFileDialog End Class