ImageGear for Silverlight
GetTagAsync(Int32,Int32,ImGearIsisTagRetrieved) Method
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ImageGear20.Isis Assembly > ImageGear.Isis Namespace > ImGearIsisScanner Class > GetTagAsync Method : GetTagAsync(Int32,Int32,ImGearIsisTagRetrieved) Method

tagId: The ID of the tag.

index: The index to use, for tags that contain multiple values. If the tag contains only a single value, this must be 0.

callback: Callback which is called when the tag is retrieved.

Gets the current value of an ISIS tag.

Syntax

Visual Basic

Managed Extensions for C++

C++/CLI

'Declaration
 
Public Overloads Function GetTagAsync( _
   ByVal tagId As Integer, _
   ByVal index As Integer, _
   ByVal callback As ImGearIsisTagRetrieved _
) As ImGearIsisOperationStatus

'Usage
 
Dim instance As ImGearIsisScanner
Dim tagId As Integer
Dim index As Integer
Dim callback As ImGearIsisTagRetrieved
Dim value As ImGearIsisOperationStatus
 
value = instance.GetTagAsync(tagId, index, callback)

public ImGearIsisOperationStatus GetTagAsync( 
   int tagId,
   int index,
   ImGearIsisTagRetrieved callback
)

public: ImGearIsisOperationStatus* GetTagAsync( 
   int tagId,
   int index,
   ImGearIsisTagRetrieved* callback
)

public:
ImGearIsisOperationStatus^ GetTagAsync( 
   int tagId,
   int index,
   ImGearIsisTagRetrieved^ callback
)

Parameters

tagId: The ID of the tag.
index: The index to use, for tags that contain multiple values. If the tag contains only a single value, this must be 0.
callback: Callback which is called when the tag is retrieved.

Return Value

ImGearIsisOperationStatus value.

Remarks

The scanner must be set before calling this method.

Syntax

Parameters

Return Value

Remarks

See Also

Reference