ImageGear .NET v25.2 - Updated
ImageGear.Twain Assembly / ImageGear.TWAIN Namespace / ImGearTWAIN Class / OpenSource Method

Specifies the data source.

If sourceName is String.Empty and UseUI is set to true, then a call to this method will cause Data Source Manager to display the default source selection dialog.

If sourceName is String.Empty and UseUI is set to false, then the default Data Source will be opened.

If sourceName is a name of an existing Data Source, the specified Data Source will be opened.





In This Topic
    OpenSource Method
    In This Topic
    This method opens a connection to the TWAIN Data Source Manager and then loads the specified Data Source into main memory and causes its initialization.
    Syntax
    'Declaration
     
    Public Sub OpenSource( _
       ByVal sourceName As String _
    ) 
    'Usage
     
    Dim instance As ImGearTWAIN
    Dim sourceName As String
     
    instance.OpenSource(sourceName)
    public void OpenSource( 
       string sourceName
    )
    public: void OpenSource( 
       string* sourceName
    ) 
    public:
    void OpenSource( 
       String^ sourceName
    ) 

    Parameters

    sourceName

    Specifies the data source.

    If sourceName is String.Empty and UseUI is set to true, then a call to this method will cause Data Source Manager to display the default source selection dialog.

    If sourceName is String.Empty and UseUI is set to false, then the default Data Source will be opened.

    If sourceName is a name of an existing Data Source, the specified Data Source will be opened.

    Remarks
    When an application is finished with the Data Source, call CloseSource to close the session between them.
    See Also