Get Histories of Files Example (C#)
This example shows how to update version comments and get histories
of files.
NOTE: If using the .NET Framework 4.0 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 C# > Windows Forms Application.
// b. Type GetHistories_CSharp 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.cs in the Solution Explorer.
// f. Replace the code in Form1.cs with this code.
// g. To create the
form, replace the code in Form1.Designer.cs 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, click Open, and
click Add).
// 3. Add Microsoft.VisualBasic as a reference (click COM in the left-side
// panel, click Microsoft.VisualBasic, click Add, and click Close).
// 4. Right-click EPDM.Interop.epdm in References, click Properties, and set
// Embed Interop Types to False to handle methods that pass arrays of
// structures.
// 5. Ensure that the vault contains a checked-in
file with two versions.
// 6. Click Debug > Start Debugging or press F5.
//
// Postconditions:
// 1. Displays
the Get histories dialog box.
// a. Select a vault view.
// b. Click Select a
file.
// c. In the Select File dialog:
// 1. Select one
or more checked-in vault files.
// 2. Click Open.
// 3. Updates all version comments for
the selected files to
// "New comment".
// d. Click Get
history.
// e. Displays a message box for each history item.
// f. Observe the updated version comments.
// g. Click OK to close each message box.
// h. Click Roll back to first version.
// Rolls back the selected file to its
first version.
// i. Click Get history.
// A message box displays one history
item.
// 2. Close the Get histories dialog box.
//----------------------------------------------------------------------------
//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;
using Microsoft.VisualBasic;
namespace GetHistories_CSharp
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private IEdmVault5 vault1 = null;
IEdmHistory2 history;
IEdmHistoryUpdate historyUpdate;
IEdmFolder5 ppoRetParentFolder;
IEdmFile5 aFile;
EdmHistoryItem rollbackItem;
public void Form1_Load(System.Object sender, System.EventArgs e)
{
try
{
IEdmVault5 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 SelectFiles_Click(System.Object sender, System.EventArgs e)
{
try
{
File1List.Items.Clear();
IEdmVault7 vault2 = null;
if (vault1 == null)
{
vault1 = new EdmVault5();
}
vault2 = (IEdmVault7)vault1;
if (!vault1.IsLoggedIn)
{
vault1.LoginAuto(VaultsComboBox.Text, this.Handle.ToInt32());
}
//Set the initial directory in the Select File dialog
OpenFileDialog1.InitialDirectory = vault1.RootFolderPath;
//Show the Select File dialog
System.Windows.Forms.DialogResult DialogResult;
DialogResult = OpenFileDialog1.ShowDialog();
if (!(DialogResult == System.Windows.Forms.DialogResult.OK))
{
return;
}
historyUpdate = (IEdmHistoryUpdate)vault2.CreateUtility(EdmUtility.EdmUtil_HistoryUpdate);
foreach (string FileName in OpenFileDialog1.FileNames)
{
File1List.Items.Add(FileName);
aFile = vault1.GetFileFromPath(FileName, out ppoRetParentFolder);
// Update all version comments for the selected files
historyUpdate.UpdateVersionComment(aFile.ID, -1, "New comment");
}
historyUpdate.CommitUpdates();
}
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 GetHistories_Click(System.Object sender, System.EventArgs e)
{
try
{
IEdmVault7 vault2 = null;
if (vault1 == null)
{
vault1 = new EdmVault5();
}
vault2 = (IEdmVault7)vault1;
if (!vault1.IsLoggedIn)
{
vault1.LoginAuto(VaultsComboBox.Text, this.Handle.ToInt32());
}
history = (IEdmHistory2)vault2.CreateUtility(EdmUtility.EdmUtil_History);
foreach (string FileName in OpenFileDialog1.FileNames)
{
aFile = vault1.GetFileFromPath(FileName, out ppoRetParentFolder);
// Add each file selected to the set of files for which to get histories
history.AddFile(aFile.ID);
}
EdmHistoryItem[] ppoRethistory = null;
history.GetHistory(ref ppoRethistory, (int)EdmHistoryType.Edmhist_FileVersion);
string str = null;
foreach (EdmHistoryItem item in ppoRethistory)
{
str = "History of " + item.mbsItemName + Constants.vbLf;
str = str + "EdmHistoryType: " + item.meType + Constants.vbLf;
str = str + "Date: " + item.moDate + Constants.vbLf;
str = str + "Version: " + item.mlVersion + Constants.vbLf;
str = str + "User ID: " + item.mlUserID + Constants.vbLf;
str = str + "File ID: " + item.mlFileID + Constants.vbLf;
str = str + "Folder ID: " + item.mlFolderID + Constants.vbLf;
str = str + "User name: " + item.mbsUserName + Constants.vbLf;
str = str + "Comment: " + item.mbsComment + Constants.vbLf;
str = str + Constants.vbLf;
MessageBox.Show(str);
rollbackItem = item;
}
}
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 Rollback_Click(System.Object sender, System.EventArgs e)
{
try
{
IEdmVault7 vault2 = null;
if (vault1 == null)
{
vault1 = new EdmVault5();
}
vault2 = (IEdmVault7)vault1;
if (!vault1.IsLoggedIn)
{
vault1.LoginAuto(VaultsComboBox.Text, this.Handle.ToInt32());
}
if (history != null & aFile != null )
{
history.Rollback(rollbackItem);
}
}
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
namespace GetHistories_CSharp
{
partial class Form1
{
/// <summary>
/// Required designer variable.
/// </summary>
private System.ComponentModel.IContainer components = null;
/// <summary>
/// Clean up any resources being used.
/// </summary>
/// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
protected override void Dispose(bool disposing)
{
if (disposing && (components != null))
{
components.Dispose();
}
base.Dispose(disposing);
}
#region Windows Form Designer generated code
/// <summary>
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
private void InitializeComponent()
{
this.VaultsLabel = new System.Windows.Forms.Label();
this.VaultsComboBox = new System.Windows.Forms.ComboBox();
this.SelectFiles = new System.Windows.Forms.Button();
this.File1List = new System.Windows.Forms.ListBox();
this.GetHistories = new System.Windows.Forms.Button();
this.OpenFileDialog1 = new System.Windows.Forms.OpenFileDialog();
this.button1 = new System.Windows.Forms.Button();
this.SuspendLayout();
//
// VaultsLabel
//
this.VaultsLabel.AutoSize = true;
this.VaultsLabel.Location = new System.Drawing.Point(12, 24);
this.VaultsLabel.Name = "VaultsLabel";
this.VaultsLabel.Size = new System.Drawing.Size(91, 13);
this.VaultsLabel.TabIndex = 0;
this.VaultsLabel.Text = "Select vault view:";
//
// VaultsComboBox
//
this.VaultsComboBox.FormattingEnabled = true;
this.VaultsComboBox.Location = new System.Drawing.Point(15, 40);
this.VaultsComboBox.Name = "VaultsComboBox";
this.VaultsComboBox.Size = new System.Drawing.Size(121, 21);
this.VaultsComboBox.TabIndex = 1;
//
// SelectFiles
//
this.SelectFiles.Location = new System.Drawing.Point(15, 85);
this.SelectFiles.Name = "SelectFiles";
this.SelectFiles.Size = new System.Drawing.Size(88, 23);
this.SelectFiles.TabIndex = 2;
this.SelectFiles.Text = "Select a file...";
this.SelectFiles.UseVisualStyleBackColor = true;
this.SelectFiles.Click += new System.EventHandler(this.SelectFiles_Click);
//
// File1List
//
this.File1List.FormattingEnabled = true;
this.File1List.HorizontalScrollbar = true;
this.File1List.Location = new System.Drawing.Point(15, 114);
this.File1List.Name = "File1List";
this.File1List.Size = new System.Drawing.Size(257, 56);
this.File1List.TabIndex = 4;
//
// GetHistories
//
this.GetHistories.Location = new System.Drawing.Point(64, 193);
this.GetHistories.Name = "GetHistories";
this.GetHistories.Size = new System.Drawing.Size(157, 23);
this.GetHistories.TabIndex = 6;
this.GetHistories.Text = "Get history";
this.GetHistories.UseVisualStyleBackColor = true;
this.GetHistories.Click += new System.EventHandler(this.GetHistories_Click);
//
// OpenFileDialog1
//
this.OpenFileDialog1.FileName = "OpenFileDialog1";
this.OpenFileDialog1.Multiselect = false;
this.OpenFileDialog1.Title = "Select File";
//
// button1
//
this.button1.Location = new System.Drawing.Point(64, 235);
this.button1.Name = "button1";
this.button1.Size = new System.Drawing.Size(157, 23);
this.button1.TabIndex = 7;
this.button1.Text = "Roll back to first version";
this.button1.UseVisualStyleBackColor = true;
this.button1.Click += new System.EventHandler(this.Rollback_Click);
//
// Form1
//
this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.ClientSize = new System.Drawing.Size(284, 280);
this.Controls.Add(this.button1);
this.Controls.Add(this.GetHistories);
this.Controls.Add(this.File1List);
this.Controls.Add(this.SelectFiles);
this.Controls.Add(this.VaultsComboBox);
this.Controls.Add(this.VaultsLabel);
this.Name = "Form1";
this.Text = "Get histories";
this.Load += new System.EventHandler(this.Form1_Load);
this.ResumeLayout(false);
this.PerformLayout();
}
#endregion
internal System.Windows.Forms.Label VaultsLabel;
internal System.Windows.Forms.ComboBox VaultsComboBox;
internal System.Windows.Forms.Button SelectFiles;
internal System.Windows.Forms.ListBox File1List;
internal System.Windows.Forms.Button GetHistories;
internal System.Windows.Forms.OpenFileDialog OpenFileDialog1;
private System.Windows.Forms.Button button1;
}
}
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