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 # Interface IAppHandle

 Last update: 09.03.2026 

<a id="VM_NX_Dialog_IAppHandle"></a>

Namespace: [VM.NX.Dialog](VM.NX.Dialog.md)  
Assembly: VMDIDef.dll

```csharp
public interface IAppHandle

```

#### 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_)

## Methods

### <a id="VM_NX_Dialog_IAppHandle_Activate_System_UIntPtr_System_Boolean_"></a> Activate(UIntPtr, bool)

```csharp
void Activate(UIntPtr obj, bool isActive)

```

#### Parameters

`obj` UIntPtr

`isActive` bool

### <a id="VM_NX_Dialog_IAppHandle_Activate_System_Collections_Generic_List_System_UIntPtr__System_Boolean_"></a> Activate(List&lt;UIntPtr&gt;, bool)

```csharp
void Activate(List<UIntPtr> lstObj, bool isActive)

```

#### Parameters

`lstObj` List&lt;UIntPtr&gt;

`isActive` bool

### <a id="VM_NX_Dialog_IAppHandle_ActivateFromExtern_System_UIntPtr_System_Boolean_"></a> ActivateFromExtern(UIntPtr, bool)

```csharp
void ActivateFromExtern(UIntPtr obj, bool isActive)

```

#### Parameters

`obj` UIntPtr

`isActive` bool

### <a id="VM_NX_Dialog_IAppHandle_ActivateFromExternWithoutReset_System_UIntPtr_System_Boolean_"></a> ActivateFromExternWithoutReset(UIntPtr, bool)

```csharp
void ActivateFromExternWithoutReset(UIntPtr obj, bool isActive)

```

#### Parameters

`obj` UIntPtr

`isActive` bool

### <a id="VM_NX_Dialog_IAppHandle_ActivateWithoutReset_System_UIntPtr_System_Boolean_"></a> ActivateWithoutReset(UIntPtr, bool)

```csharp
void ActivateWithoutReset(UIntPtr obj, bool isActive)

```

#### Parameters

`obj` UIntPtr

`isActive` bool

### <a id="VM_NX_Dialog_IAppHandle_ActivateWithoutReset_System_Collections_Generic_List_System_UIntPtr__System_Boolean_"></a> ActivateWithoutReset(List&lt;UIntPtr&gt;, bool)

```csharp
void ActivateWithoutReset(List<UIntPtr> lstObj, bool isActive)

```

#### Parameters

`lstObj` List&lt;UIntPtr&gt;

`isActive` bool

### <a id="VM_NX_Dialog_IAppHandle_CalcCoordSys_System_String_System_Xml_XmlNode_System_Xml_XmlNode_"></a> CalcCoordSys(string, XmlNode, XmlNode)

```csharp
bool CalcCoordSys(string strPickResult, XmlNode nodeBaseCoordSys, XmlNode nodeActionCoordSys)

```

#### Parameters

`strPickResult` string

`nodeBaseCoordSys` XmlNode

`nodeActionCoordSys` XmlNode

#### Returns

bool

### <a id="VM_NX_Dialog_IAppHandle_DeleteObject_System_UIntPtr_System_Boolean_"></a> DeleteObject(UIntPtr, bool)

```csharp
bool DeleteObject(UIntPtr obj, bool isFirst)

```

#### Parameters

`obj` UIntPtr

`isFirst` bool

#### Returns

bool

### <a id="VM_NX_Dialog_IAppHandle_DistanceBetween2Points_System_UIntPtr_System_UIntPtr_"></a> DistanceBetween2Points(UIntPtr, UIntPtr)

```csharp
double DistanceBetween2Points(UIntPtr tagFrom, UIntPtr tagTo)

```

#### Parameters

`tagFrom` UIntPtr

`tagTo` UIntPtr

#### Returns

double

### <a id="VM_NX_Dialog_IAppHandle_FindInActiveModel_System_String_"></a> FindInActiveModel(string)

```csharp
UIntPtr FindInActiveModel(string strObjName)

```

#### Parameters

`strObjName` string

#### Returns

UIntPtr

### <a id="VM_NX_Dialog_IAppHandle_GetDefaultName_System_String_"></a> GetDefaultName(string)

```csharp
string GetDefaultName(string strHead)

```

#### Parameters

`strHead` string

#### Returns

string

### <a id="VM_NX_Dialog_IAppHandle_IsValidName_System_String_System_UIntPtr_System_UIntPtr_"></a> IsValidName(string, UIntPtr, UIntPtr)

```csharp
bool IsValidName(string strName, UIntPtr tagContainer, UIntPtr tagObject)

```

#### Parameters

`strName` string

`tagContainer` UIntPtr

`tagObject` UIntPtr

#### Returns

bool

### <a id="VM_NX_Dialog_IAppHandle_RegisterStrDialogResult_System_Int32_System_Xml_XmlDocument_"></a> RegisterStrDialogResult(int, XmlDocument)

```csharp
void RegisterStrDialogResult(int nIDDialog, XmlDocument domResult)

```

#### Parameters

`nIDDialog` int

`domResult` XmlDocument

### <a id="VM_NX_Dialog_IAppHandle_SetMultiDeleteObject_System_Boolean_"></a> SetMultiDeleteObject(bool)

```csharp
void SetMultiDeleteObject(bool bMulti)

```

#### Parameters

`bMulti` bool

### <a id="VM_NX_Dialog_IAppHandle_StartOperation_System_String_"></a> StartOperation(string)

```csharp
void StartOperation(string strOpName)

```

#### Parameters

`strOpName` string

### <a id="VM_NX_Dialog_IAppHandle_StartOperation_System_String_System_String_"></a> StartOperation(string, string)

```csharp
void StartOperation(string strOpName, string strOpInfo)

```

#### Parameters

`strOpName` string

`strOpInfo` string

### <a id="VM_NX_Dialog_IAppHandle_StartOperation_System_String_System_String_System_Boolean_"></a> StartOperation(string, string, bool)

```csharp
void StartOperation(string strOpName, string strOpInfo, bool bHistoryMerge)

```

#### Parameters

`strOpName` string

`strOpInfo` string

`bHistoryMerge` bool

### <a id="VM_NX_Dialog_IAppHandle_StartOperation_System_String_System_UIntPtr_System_String_"></a> StartOperation(string, UIntPtr, string)

```csharp
void StartOperation(string strOpName, UIntPtr ptrDoc, string strOpInfo)

```

#### Parameters

`strOpName` string

`ptrDoc` UIntPtr

`strOpInfo` string

### <a id="VM_NX_Dialog_IAppHandle_UpdateDisplay"></a> UpdateDisplay()

```csharp
void UpdateDisplay()

```