VintaSoft Twain .NET SDK v10.2
Vintasoft.Twain Namespace / WebTwainDeviceJS type / open Method
True - device UI must be shown; False - device UI must NOT be shown.
Function that will be executed if request is executed successfully.
Here is function prototype "function __success(data)".
Function that will be executed if request is failed.
Here is function prototype "function __error(data)".
The data parameter can be:
  1. An object with following properties:
    • errorMessage (string): Error message.
    • blocked (boolean): Indicates that the requested action is blocked by another request.
    if exception is catched inside web service.
  2. Otherwise, jqXHR object.
In This Topic
    open Method
    In This Topic
    Sends an asynchronous request to a server for opening the TWAIN device.
    Syntax
    var instance = new Vintasoft.Twain.WebTwainDeviceJS(deviceName,
                                                       productFamily,
                                                       manufacturer,
                                                       driverVersion,
                                                       twainVersion,
                                                       deviceManager);
    var value; // Type: any
    
    // Parameters
    var showUI; // Type:  boolean
    var successFunc; // Type:  object
    var errorFunc; // Type:  object
    
    value = instance.open(showUI, successFunc, errorFunc);
    function open( 
       showUI : boolean,
       successFunc : object,
       errorFunc : object
    ) : any;

    Parameters

    showUI
    True - device UI must be shown; False - device UI must NOT be shown.
    successFunc
    Function that will be executed if request is executed successfully.
    Here is function prototype "function __success(data)".
    errorFunc
    Function that will be executed if request is failed.
    Here is function prototype "function __error(data)".
    The data parameter can be:
    1. An object with following properties:
      • errorMessage (string): Error message.
      • blocked (boolean): Indicates that the requested action is blocked by another request.
      if exception is catched inside web service.
    2. Otherwise, jqXHR object.
    Browser Compatibility
    9
    5
    11
    5
    See Also