GetAllDefaultOptions Method

Summary

Gets a list of all the current barcode read options.

Syntax

Objective-C

C++/CLI

Java

Python

public BarcodeReadOptions[] GetAllDefaultOptions()

@property (nonatomic, strong, readonly) NSArray<__kindof LTBarcodeReadOptions *> *allDefaultOptions;

public BarcodeReadOptions[] getAllDefaultOptions()

public: 
array<BarcodeReadOptions^>^ GetAllDefaultOptions();

def GetAllDefaultOptions(self):

Return Value

An array of BarcodeReadOptions derived types that contain all the default read options currently set in this BarcodeReader.

Remarks

The BarcodeReader object contains an array of all the default read options used by the ReadBarcode and ReadBarcodes methods when no explicit options are passed by the user.

Refer to the BarcodeReadOptions class for a list of the symbologies and the type of the derived BarcodeReadOptions used by LEADTOOLS.

To get the options for a specific symbology, refer to GetDefaultOptions

Example

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.Barcode; 
using Leadtools.ImageProcessing; 
 
 
public void BarcodeReader_GetAllDefaultOptionsExample() 
{ 
   BarcodeEngine engine = new BarcodeEngine(); 
   BarcodeReader reader = engine.Reader; 
 
   // Show information on all the default read option classes 
   BarcodeReadOptions[] readOptionsArray = reader.GetAllDefaultOptions(); 
   Console.WriteLine("Read options:"); 
   foreach (BarcodeReadOptions readOptions in readOptionsArray) 
   { 
      Console.WriteLine("  {0} ({1}) supports options for the following symbologies:", readOptions.GetType().Name, readOptions.FriendlyName); 
      Console.WriteLine("     "); 
      BarcodeSymbology[] symbologies = readOptions.GetSupportedSymbologies(); 
      for (int i = 0; i < symbologies.Length; i++) 
      { 
         Console.Write(symbologies[i]); 
         if (i != (symbologies.Length - 1)) 
         { 
            Console.Write(", "); 
         } 
         else 
         { 
            Console.WriteLine(); 
         } 
      } 
   } 
}

Requirements

Target Platforms

Reference

BarcodeReader Class

BarcodeReader Members

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Help Version 22.0.2023.5.9

Leadtools.Barcode Assembly

Introduction

Getting Started

Namespaces

Leadtools.Barcode Namespace

Assemblies