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 # Class Api

 Last update: 09.03.2026 

<a id="VM_Managed_DAFUL_Pre_Api"></a>

Namespace: [VM.Managed.DAFUL.Pre](VM.Managed.DAFUL.Pre.md)  
Assembly: dfpreAPI.dll

This class is to represent API for DAFUL.

```csharp
public class Api : IPre, IMainWindow

```

#### Inheritance

object ← [Api](VM.Managed.DAFUL.Pre.Api.md)

#### Implements

IPre, IMainWindow

#### Extension Methods

[LinkPropertyItemCache.GetLinkProperties(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkProperties_System_Object_VM_Models_Pre_LinkPropertyType_), [LinkPropertyItemCache.GetLinkPropertiesAndValues(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkPropertiesAndValues_System_Object_VM_Models_Pre_LinkPropertyType_), [LinkPropertyItemCache.GetLinkedObjects&lt;T&gt;(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkedObjects__1_System_Object_VM_Models_Pre_LinkPropertyType_)

## Properties

### <a id="VM_Managed_DAFUL_Pre_Api_ActiveDocument"></a> ActiveDocument

Gets the active document. \[Not Implementation\]

```csharp
public IDocument ActiveDocument { get; set; }

```

#### Property Value

IDocument

### <a id="VM_Managed_DAFUL_Pre_Api_ActiveDocumentViewModel"></a> ActiveDocumentViewModel

Gets the active DocumentViewModel

```csharp
public IDocumentViewModel ActiveDocumentViewModel { get; }

```

#### Property Value

IDocumentViewModel

### <a id="VM_Managed_DAFUL_Pre_Api_ActiveModel"></a> ActiveModel

Gets the active model.

```csharp
public Model ActiveModel { get; }

```

#### Property Value

Model

### <a id="VM_Managed_DAFUL_Pre_Api_ActiveWork"></a> ActiveWork

Gets the active work.

```csharp
public Work ActiveWork { get; }

```

#### Property Value

Work

### <a id="VM_Managed_DAFUL_Pre_Api_ApplicationCore"></a> ApplicationCore

Gets the application core.

```csharp
public Application ApplicationCore { get; }

```

#### Property Value

Application

### <a id="VM_Managed_DAFUL_Pre_Api_DialogManager"></a> DialogManager

Gets the dialog manager.

```csharp
public IDlgManager DialogManager { get; }

```

#### Property Value

IDlgManager

### <a id="VM_Managed_DAFUL_Pre_Api_GlobalJournal"></a> GlobalJournal

Gets the global journal.

```csharp
public JournalRecorder GlobalJournal { get; }

```

#### Property Value

[JournalRecorder](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMJournal/journalRecorder.cs)

### <a id="VM_Managed_DAFUL_Pre_Api_KerenlTranslatorMessageWriter"></a> KerenlTranslatorMessageWriter

```csharp
public Action<string> KerenlTranslatorMessageWriter { get; set; }

```

#### Property Value

Action&lt;string&gt;

### <a id="VM_Managed_DAFUL_Pre_Api_KernelMessageWriter"></a> KernelMessageWriter

Messagen output action for the kernel message

```csharp
public Action<string> KernelMessageWriter { get; set; }

```

#### Property Value

Action&lt;string&gt;

### <a id="VM_Managed_DAFUL_Pre_Api_LocalJournal"></a> LocalJournal

Gets the local journal.

```csharp
public JournalRecorder LocalJournal { get; }

```

#### Property Value

[JournalRecorder](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMJournal/journalRecorder.cs)

### <a id="VM_Managed_DAFUL_Pre_Api_MainWindow"></a> MainWindow

Gets the main window. \[Not Implementation\]

```csharp
public IMainWindow MainWindow { get; }

```

#### Property Value

IMainWindow

### <a id="VM_Managed_DAFUL_Pre_Api_UnUseMRU"></a> UnUseMRU

Gets or sets a value indicating whether \[un use MRU\].

```csharp
public bool UnUseMRU { get; set; }

```

#### Property Value

bool

### <a id="VM_Managed_DAFUL_Pre_Api_Version"></a> Version

Gets the version.

```csharp
public string Version { get; }

```

#### Property Value

string

### <a id="VM_Managed_DAFUL_Pre_Api_WriteDFG"></a> WriteDFG

Gets or sets the WriteDFG flag. \[Not Implementation\]

```csharp
public bool WriteDFG { get; set; }

```

#### Property Value

bool

## Methods

### <a id="VM_Managed_DAFUL_Pre_Api_ActiveDocChanged"></a> ActiveDocChanged()

Activate changed document.

```csharp
public void ActiveDocChanged()

```

### <a id="VM_Managed_DAFUL_Pre_Api_ActiveViewChanged"></a> ActiveViewChanged()

Activate changed view.

```csharp
public void ActiveViewChanged()

```

### <a id="VM_Managed_DAFUL_Pre_Api_AutoSave"></a> AutoSave()

Auto save. \[Not Implementation\]

```csharp
public void AutoSave()

```

### <a id="VM_Managed_DAFUL_Pre_Api_CanSimulation_System_Boolean_"></a> CanSimulation(bool)

Determines whether this instance can simulation the specified can. \[Not Implementation\]

```csharp
public void CanSimulation(bool bCan)

```

#### Parameters

`bCan` bool

if set to `true` \[can\].

### <a id="VM_Managed_DAFUL_Pre_Api_ClearMessage_System_String_"></a> ClearMessage(string)

Clear Message. \[Not Implementation\]

```csharp
public void ClearMessage(string strName)

```

#### Parameters

`strName` string

Name.

### <a id="VM_Managed_DAFUL_Pre_Api_CloseAllFile"></a> CloseAllFile()

Closes all file.

```csharp
public void CloseAllFile()

```

### <a id="VM_Managed_DAFUL_Pre_Api_CloseAllFileExceptWork"></a> CloseAllFileExceptWork()

Closes all file except work.

```csharp
public void CloseAllFileExceptWork()

```

### <a id="VM_Managed_DAFUL_Pre_Api_CloseDocument_VM_Managed_Document_"></a> CloseDocument(Document)

Closes the file.

```csharp
public bool CloseDocument(Document doc)

```

#### Parameters

`doc` Document

The  to close.

#### Returns

bool

### <a id="VM_Managed_DAFUL_Pre_Api_CloseFile_System_String_"></a> CloseFile(string)

Closes the file.

```csharp
public bool CloseFile(string strFileName)

```

#### Parameters

`strFileName` string

Name of the file.

#### Returns

bool

`true` if success; otherwise, `false`.

### <a id="VM_Managed_DAFUL_Pre_Api_CloseFile_System_String_System_Boolean_"></a> CloseFile(string, bool)

Closes the file.

```csharp
public bool CloseFile(string strFileName, bool bUseWork)

```

#### Parameters

`strFileName` string

Name of the STR file.

`bUseWork` bool

if set to `true` \[b use work\].

#### Returns

bool

### <a id="VM_Managed_DAFUL_Pre_Api_CloseFile_System_String_System_Boolean_System_Boolean_"></a> CloseFile(string, bool, bool)

Closes the file.

```csharp
public bool CloseFile(string strFileName, bool bUseWork, bool bActivate)

```

#### Parameters

`strFileName` string

Name of the string file.

`bUseWork` bool

if set to `true` \[b use work\].

`bActivate` bool

if set to `true` \[b activate\].

#### Returns

bool

### <a id="VM_Managed_DAFUL_Pre_Api_CloseHiddenFile_System_String_"></a> CloseHiddenFile(string)

Closes the hidden file.

```csharp
public bool CloseHiddenFile(string strFileName)

```

#### Parameters

`strFileName` string

Name of the string file.

#### Returns

bool

### <a id="VM_Managed_DAFUL_Pre_Api_CloseWork"></a> CloseWork()

Close work.

```csharp
public void CloseWork()

```

### <a id="VM_Managed_DAFUL_Pre_Api_CreateDocument_System_String_"></a> CreateDocument(string)

Creates the document.

```csharp
public Document CreateDocument(string strFileName)

```

#### Parameters

`strFileName` string

Name of the file.

#### Returns

Document

The document.

### <a id="VM_Managed_DAFUL_Pre_Api_CreateDocument_System_String_System_Boolean_"></a> CreateDocument(string, bool)

Creates the document.

```csharp
public Document CreateDocument(string strFileName, bool bActivate)

```

#### Parameters

`strFileName` string

Name of the file.

`bActivate` bool

if set to `true` \[b activate\].

#### Returns

Document

The document.

### <a id="VM_Managed_DAFUL_Pre_Api_CreateDocument_System_String_System_Boolean_System_String_"></a> CreateDocument(string, bool, string)

Creates the document.

```csharp
public Document CreateDocument(string strFileName, bool bActivate, string strDocCreateInfo)

```

#### Parameters

`strFileName` string

Name of the STR file.

`bActivate` bool

if set to `true` \[b activate\].

`strDocCreateInfo` string

The STR doc create info.

#### Returns

Document

### <a id="VM_Managed_DAFUL_Pre_Api_CreateDocument_System_String_System_Boolean_System_String_System_Boolean_"></a> CreateDocument(string, bool, string, bool)

Creates the document.

```csharp
public Document CreateDocument(string strFileName, bool bActivate, string strDocCreateInfo, bool bDesigner)

```

#### Parameters

`strFileName` string

Name of the string file.

`bActivate` bool

if set to `true` \[b activate\].

`strDocCreateInfo` string

The string document create information.

`bDesigner` bool

if set to `true` \[b designer\].

#### Returns

Document

### <a id="VM_Managed_DAFUL_Pre_Api_Dispose_System_Boolean_"></a> Dispose(bool)

```csharp
protected virtual void Dispose(bool disposing)

```

#### Parameters

`disposing` bool

### <a id="VM_Managed_DAFUL_Pre_Api_Dispose"></a> Dispose()

```csharp
public void Dispose()

```

### <a id="VM_Managed_DAFUL_Pre_Api_EndOutput_System_String_"></a> EndOutput(string)

Ends the output. \[Not Implementation\]

```csharp
public void EndOutput(string strName)

```

#### Parameters

`strName` string

Name.

### <a id="VM_Managed_DAFUL_Pre_Api_Finalize"></a> ~Api()

Releases unmanaged resources and performs other cleanup operations before the  is reclaimed by garbage collection.

```csharp
protected ~Api()

```

### <a id="VM_Managed_DAFUL_Pre_Api_Fit_System_String_"></a> Fit(string)

Fits this instance.

```csharp
public void Fit(string strPathName)

```

#### Parameters

`strPathName` string

Name of the string path.

### <a id="VM_Managed_DAFUL_Pre_Api_GetAllOpenDocument"></a> GetAllOpenDocument()

Gets all opend document.

```csharp
public List<Document> GetAllOpenDocument()

```

#### Returns

List&lt;Document&gt;

### <a id="VM_Managed_DAFUL_Pre_Api_GetDocumentFromOpenedDocument_System_String_"></a> GetDocumentFromOpenedDocument(string)

Gets the document from opened document.

```csharp
public Document GetDocumentFromOpenedDocument(string strFileName)

```

#### Parameters

`strFileName` string

Name of the file.

#### Returns

Document

### <a id="VM_Managed_DAFUL_Pre_Api_GetMode"></a> GetMode()

Gets the mode.

```csharp
public string GetMode()

```

#### Returns

string

The mode type

### <a id="VM_Managed_DAFUL_Pre_Api_IsOpenDocument_System_String_"></a> IsOpenDocument(string)

Determines whether \[is open document\] \[the specified STR file name\].

```csharp
public bool IsOpenDocument(string strFileName)

```

#### Parameters

`strFileName` string

Name of the file.

#### Returns

bool

`true` if \[is open document\] \[the specified STR file name\]; otherwise, `false`.

### <a id="VM_Managed_DAFUL_Pre_Api_IsRunningSimulation"></a> IsRunningSimulation()

Determines whether \[is running simulation\].

```csharp
public bool IsRunningSimulation()

```

#### Returns

bool

### <a id="VM_Managed_DAFUL_Pre_Api_NewFile_VM_Managed_DAFUL_Pre_NewFile_"></a> NewFile(NewFile)

New file.

```csharp
public void NewFile(NewFile nf)

```

#### Parameters

`nf` NewFile

The new file information.

### <a id="VM_Managed_DAFUL_Pre_Api_NewModel_VM_Managed_DAFUL_Pre_NewModel_"></a> NewModel(NewModel)

New model.

```csharp
public void NewModel(NewModel nM)

```

#### Parameters

`nM` NewModel

The new model information.

### <a id="VM_Managed_DAFUL_Pre_Api_OpenDocument_System_String_"></a> OpenDocument(string)

Opens the document.

```csharp
public Document OpenDocument(string strFileName)

```

#### Parameters

`strFileName` string

Name of the file.

#### Returns

Document

The document.

### <a id="VM_Managed_DAFUL_Pre_Api_OpenDocument_System_String_System_Boolean_"></a> OpenDocument(string, bool)

Opens the document.

```csharp
public Document OpenDocument(string strFileName, bool bActivate)

```

#### Parameters

`strFileName` string

Name of the file.

`bActivate` bool

if set to `true` \[b activate\].

#### Returns

Document

The document.

### <a id="VM_Managed_DAFUL_Pre_Api_OpenDocument_System_String_System_String_System_Boolean_"></a> OpenDocument(string, string, bool)

Opens the document.

```csharp
public Document OpenDocument(string strFileName, string strRelatedPath, bool bActivate)

```

#### Parameters

`strFileName` string

Name of the STR file.

`strRelatedPath` string

The STR related path.

`bActivate` bool

if set to `true` \[b activate\].

#### Returns

Document

### <a id="VM_Managed_DAFUL_Pre_Api_OpenDocumentFile_System_String_"></a> OpenDocumentFile(string)

Opens the document file.

```csharp
public Document OpenDocumentFile(string strFileName)

```

#### Parameters

`strFileName` string

Name of the STR file.

#### Returns

Document

### <a id="VM_Managed_DAFUL_Pre_Api_OpenFile_System_String_System_String_"></a> OpenFile(string, string)

Opens the file.

```csharp
public GroupItem OpenFile(string strFileName, string strRefDir)

```

#### Parameters

`strFileName` string

Name of the file.

`strRefDir` string

The reference directory.

#### Returns

GroupItem

The file information class.

### <a id="VM_Managed_DAFUL_Pre_Api_OpenFileDialogAsMainWindow_VM_Managed_DAFUL_Pre_OpenFileDialogInfo_"></a> OpenFileDialogAsMainWindow(OpenFileDialogInfo)

Opens the file dialog as main window. \[Not Implementation\]

```csharp
public string OpenFileDialogAsMainWindow(OpenFileDialogInfo info)

```

#### Parameters

`info` OpenFileDialogInfo

The info.

#### Returns

string

the file name

### <a id="VM_Managed_DAFUL_Pre_Api_OpenHiddenDocument_System_Object_"></a> OpenHiddenDocument(object)

Opens the hidden document.

```csharp
public Document OpenHiddenDocument(object obj)

```

#### Parameters

`obj` object

The object.

#### Returns

Document

### <a id="VM_Managed_DAFUL_Pre_Api_OpenModel_System_String_"></a> OpenModel(string)

Opens the model.

```csharp
public Model OpenModel(string strFileName)

```

#### Parameters

`strFileName` string

Name of the file.

#### Returns

Model

The model.

### <a id="VM_Managed_DAFUL_Pre_Api_OpenWork_System_String_"></a> OpenWork(string)

Opens the work.

```csharp
public Work OpenWork(string strFileName)

```

#### Parameters

`strFileName` string

Name of the STR file.

#### Returns

Work

### <a id="VM_Managed_DAFUL_Pre_Api_PrepareSimulation"></a> PrepareSimulation()

Prepares the simulation. \[Not Implementation\]

```csharp
public bool PrepareSimulation()

```

#### Returns

bool

`true` if success; otherwise, `false`.

### <a id="VM_Managed_DAFUL_Pre_Api_ReadAllText_System_String_System_String_"></a> ReadAllText(string, string)

Reads all text. \[Not Implementation\]

```csharp
public void ReadAllText(string strPath, string strName)

```

#### Parameters

`strPath` string

The path.

`strName` string

Name.

### <a id="VM_Managed_DAFUL_Pre_Api_ReadAllText_System_String_System_String_System_Boolean_"></a> ReadAllText(string, string, bool)

Reads all text.

```csharp
public void ReadAllText(string strPath, string strName, bool bDeleteFIle)

```

#### Parameters

`strPath` string

The STR path.

`strName` string

Name of the STR.

`bDeleteFIle` bool

if set to `true` \[b delete F ile\].

### <a id="VM_Managed_DAFUL_Pre_Api_SaveAllFile"></a> SaveAllFile()

Saves all file.

```csharp
public SaveAllResult SaveAllFile()

```

#### Returns

SaveAllResult

### <a id="VM_Managed_DAFUL_Pre_Api_SaveFile"></a> SaveFile()

Save the file.

```csharp
public void SaveFile()

```

### <a id="VM_Managed_DAFUL_Pre_Api_SaveFile_System_String_"></a> SaveFile(string)

Saves the file.

```csharp
public void SaveFile(string strPath)

```

#### Parameters

`strPath` string

The path.

### <a id="VM_Managed_DAFUL_Pre_Api_SaveFile_VM_Managed_Document_System_String_"></a> SaveFile(Document, string)

Saves the file.

```csharp
public void SaveFile(Document doc, string strFileName)

```

#### Parameters

`doc` Document

The doc.

`strFileName` string

Name of the STR file.

### <a id="VM_Managed_DAFUL_Pre_Api_SaveFile_VM_Managed_Document_System_String_System_Boolean_"></a> SaveFile(Document, string, bool)

Saves the file.

```csharp
[Obsolete("This method is obsolete, use SaveFile(VM.Managed.Document doc, string strFileName) instead.")]
public void SaveFile(Document doc, string strFileName, bool bIgnoreExternChange)

```

#### Parameters

`doc` Document

The doc.

`strFileName` string

Name of the STR file.

`bIgnoreExternChange` bool

if set to `true` \[b ignore extern change\].

### <a id="VM_Managed_DAFUL_Pre_Api_SaveFile_VM_Managed_Document_"></a> SaveFile(Document)

Saves the file.

```csharp
public void SaveFile(Document doc)

```

#### Parameters

`doc` Document

The document to save.

### <a id="VM_Managed_DAFUL_Pre_Api_SaveFileDialogAsMainWindow_VM_Managed_DAFUL_Pre_SaveFileDialogInfo_"></a> SaveFileDialogAsMainWindow(SaveFileDialogInfo)

Saves the file dialog as main window. \[Not Implementation\]

```csharp
public string SaveFileDialogAsMainWindow(SaveFileDialogInfo info)

```

#### Parameters

`info` SaveFileDialogInfo

The info.

#### Returns

string

the file name

### <a id="VM_Managed_DAFUL_Pre_Api_SaveModel_System_String_"></a> SaveModel(string)

Saves the model.

```csharp
public void SaveModel(string strFileName)

```

#### Parameters

`strFileName` string

Name of the file.

### <a id="VM_Managed_DAFUL_Pre_Api_SaveWork_System_String_"></a> SaveWork(string)

Saves the work.

```csharp
public void SaveWork(string strFileName)

```

#### Parameters

`strFileName` string

Name of the file.

### <a id="VM_Managed_DAFUL_Pre_Api_SetEnableOfTabCtrl_System_Object_System_Boolean_"></a> SetEnableOfTabCtrl(object, bool)

Sets enable or disable of Tab..

```csharp
public void SetEnableOfTabCtrl(object obj, bool bEnable)

```

#### Parameters

`obj` object

The current document.

`bEnable` bool

if set to `true` \[is enable\].

### <a id="VM_Managed_DAFUL_Pre_Api_SetIntervalForAutoSize"></a> SetIntervalForAutoSize()

Sets the size of the interval for auto. \[Not Implementation\]

```csharp
public void SetIntervalForAutoSize()

```

### <a id="VM_Managed_DAFUL_Pre_Api_SetPathName_System_String_System_String_"></a> SetPathName(string, string)

Set path name.

```csharp
public void SetPathName(string strOldPath, string strNewPath)

```

#### Parameters

`strOldPath` string

The old path.

`strNewPath` string

The new path.

### <a id="VM_Managed_DAFUL_Pre_Api_SetProgressState_System_Int32_"></a> SetProgressState(int)

Set taskbar progress state.

```csharp
public void SetProgressState(int nStats)

```

#### Parameters

`nStats` int

0x0 : NOPROGRESS, 0x1 : INDETERMINATE, 0x2 : NORMAL, 0x4 : ERROR, 0x8 : PAUSED

### <a id="VM_Managed_DAFUL_Pre_Api_SetProgressValue_System_UInt64_System_UInt64_"></a> SetProgressValue(ulong, ulong)

Set taskbar progress value.

```csharp
public void SetProgressValue(ulong nCompleted, ulong nTotal)

```

#### Parameters

`nCompleted` ulong

The completed value.

`nTotal` ulong

The total value.

### <a id="VM_Managed_DAFUL_Pre_Api_SetSimulationParameters_System_String_System_String_"></a> SetSimulationParameters(string, string)

Sets the simulation parameters. \[Not Implementation\]

```csharp
public bool SetSimulationParameters(string strEndTime, string strStepSize)

```

#### Parameters

`strEndTime` string

The end time.

`strStepSize` string

Size of the step.

#### Returns

bool

`true` if success; otherwise, `false`.

### <a id="VM_Managed_DAFUL_Pre_Api_SetStatusBar_System_String_"></a> SetStatusBar(string)

Set status bar.

```csharp
public void SetStatusBar(string strMessage)

```

#### Parameters

`strMessage` string

The message.

### <a id="VM_Managed_DAFUL_Pre_Api_Start"></a> Start()

Start Api instance

```csharp
public static Api Start()

```

#### Returns

[Api](VM.Managed.DAFUL.Pre.Api.md)

new Api instance

### <a id="VM_Managed_DAFUL_Pre_Api_Start_System_String_System_String_"></a> Start(string, string)

Start Api instance.

```csharp
public static Api Start(string strKernelPath, string strKernelCoreModulePath)

```

#### Parameters

`strKernelPath` string

The kernel path.

`strKernelCoreModulePath` string

The kernel core module path.

#### Returns

[Api](VM.Managed.DAFUL.Pre.Api.md)

new Api instance

### <a id="VM_Managed_DAFUL_Pre_Api_Start_System_String_System_String_System_String_System_String_"></a> Start(string, string, string, string)

Start Api instance.

```csharp
public static Api Start(string strKernelPath, string strKernelCoreModulePath, string strTranslatorDir, string strHoopsExchangeDirectory)

```

#### Parameters

`strKernelPath` string

The kernel path.

`strKernelCoreModulePath` string

The kernel core module path.

`strTranslatorDir` string

The translator directory.

`strHoopsExchangeDirectory` string

The Hoops Exchange directory.

#### Returns

[Api](VM.Managed.DAFUL.Pre.Api.md)

new Api instance

### <a id="VM_Managed_DAFUL_Pre_Api_Start_VM_Managed_DAFUL_Pre_ApiStartOptions_"></a> Start(ApiStartOptions)

Start Api instance with given

```csharp
public static Api Start(ApiStartOptions options)

```

#### Parameters

`options` [ApiStartOptions](VM.Managed.DAFUL.Pre.ApiStartOptions.md)

The .

#### Returns

[Api](VM.Managed.DAFUL.Pre.Api.md)

new Api instance

### <a id="VM_Managed_DAFUL_Pre_Api_StartOperationStatus"></a> StartOperationStatus()

Starts the operation status.

```csharp
public void StartOperationStatus()

```

### <a id="VM_Managed_DAFUL_Pre_Api_StartOutput_System_String_System_String_"></a> StartOutput(string, string)

Starts the output. \[Not Implementation\]

```csharp
public void StartOutput(string strPath, string strName)

```

#### Parameters

`strPath` string

The path.

`strName` string

Name.

### <a id="VM_Managed_DAFUL_Pre_Api_UseSession_System_String_"></a> UseSession(string)

Get session object to menage operation session

```csharp
public ISession UseSession(string strSessionName)

```

#### Parameters

`strSessionName` string

The name of the session

#### Returns

ISession

The  object

### <a id="VM_Managed_DAFUL_Pre_Api_UseSession_VM_Models_IOperation_"></a> UseSession(IOperation)

Get session object to menage operation session

```csharp
public ISession UseSession(IOperation operation)

```

#### Parameters

`operation` IOperation

The  will be executed.

#### Returns

ISession

The  object

### <a id="VM_Managed_DAFUL_Pre_Api_OnActiveDocumentChanged"></a> OnActiveDocumentChanged

Occurs when \[on active document changed\]. \[Not Implementation\]

```csharp
public event EventHandler OnActiveDocumentChanged

```

#### Event Type

EventHandler

### <a id="VM_Managed_DAFUL_Pre_Api_OnActiveViewChanged"></a> OnActiveViewChanged

Occurs when \[on active view changed\]. \[Not Implementation\]

```csharp
public event EventHandler OnActiveViewChanged

```

#### Event Type

EventHandler