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General Barcode Reading Example - VB.NET

BarCode Reader SDK sample in VB.NET demonstrating ‘General Barcode Reading Example’

Module1.vb
Imports System.IO

Imports Bytescout.BarCodeReader

Module Module1

    Sub Main()

        Const imageFile As String = "Barcode.jpg"

        Console.WriteLine("Reading barcode(s) from image {0}", Path.GetFullPath(imageFile))

        Dim reader As New Reader()
        reader.RegistrationName = "demo"
		reader.RegistrationKey = "demo"

        ' Set barcode type to find
        reader.BarcodeTypesToFind.All = True
        ' We recommend to use specific barcode types to avoid false positives, e.g.:
        ' reader.BarcodeTypesToFind.QRCode = True
        ' reader.BarcodeTypesToFind.Code39 = True;

        ' -----------------------------------------------------------------------
        ' NOTE: We can read barcodes from specific page to increase performance .
        ' For sample please refer to "Decoding barcodes from PDF by pages" program.
        ' ----------------------------------------------------------------------- 

        ' Read barcodes
        Dim barcodes As FoundBarcode() = reader.ReadFrom(imageFile)

        For Each barcode As FoundBarcode In barcodes
            Console.WriteLine("Found barcode with type '{0}' and value '{1}'", barcode.Type, barcode.Value)
        Next

        Console.WriteLine("Press any key to exit..")
        Console.ReadKey()

    End Sub

End Module

Resources.Designer.vb
��'------------------------------------------------------------------------------

' <auto-generated>

'     This code was generated by a tool.

'     Runtime Version:4.0.30319.34209

'

'     Changes to this file may cause incorrect behavior and will be lost if

'     the code is regenerated.

' </auto-generated>

'------------------------------------------------------------------------------



Option Strict On

Option Explicit On



Imports System



Namespace My.Resources

    

    'This class was auto-generated by the StronglyTypedResourceBuilder

    'class via a tool like ResGen or Visual Studio.

    'To add or remove a member, edit your .ResX file then rerun ResGen

    'with the /str option, or rebuild your VS project.

    '''<summary>

    '''  A strongly-typed resource class, for looking up localized strings, etc.

    '''</summary>

    <Global.System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "4.0.0.0"),  _

     Global.System.Diagnostics.DebuggerNonUserCodeAttribute(),  _

     Global.System.Runtime.CompilerServices.CompilerGeneratedAttribute(),  _

     Global.Microsoft.VisualBasic.HideModuleNameAttribute()>  _

    Friend Module Resources

        

        Private resourceMan As Global.System.Resources.ResourceManager

        

        Private resourceCulture As Global.System.Globalization.CultureInfo

        

        '''<summary>

        '''  Returns the cached ResourceManager instance used by this class.

        '''</summary>

        <Global.System.ComponentModel.EditorBrowsableAttribute(Global.System.ComponentModel.EditorBrowsableState.Advanced)>  _

        Friend ReadOnly Property ResourceManager() As Global.System.Resources.ResourceManager

            Get

                If Object.ReferenceEquals(resourceMan, Nothing) Then

                    Dim temp As Global.System.Resources.ResourceManager = New Global.System.Resources.ResourceManager("CommonExample.Resources", GetType(Resources).Assembly)

                    resourceMan = temp

                End If

                Return resourceMan

            End Get

        End Property

        

        '''<summary>

        '''  Overrides the current thread's CurrentUICulture property for all

        '''  resource lookups using this strongly typed resource class.

        '''</summary>

        <Global.System.ComponentModel.EditorBrowsableAttribute(Global.System.ComponentModel.EditorBrowsableState.Advanced)>  _

        Friend Property Culture() As Global.System.Globalization.CultureInfo

            Get

                Return resourceCulture

            End Get

            Set

                resourceCulture = value

            End Set

        End Property

    End Module

End Namespace


Settings.Designer.vb
��'------------------------------------------------------------------------------

' <auto-generated>

'     This code was generated by a tool.

'     Runtime Version:4.0.30319.34209

'

'     Changes to this file may cause incorrect behavior and will be lost if

'     the code is regenerated.

' </auto-generated>

'------------------------------------------------------------------------------



Option Strict On

Option Explicit On





Namespace My

    

    <Global.System.Runtime.CompilerServices.CompilerGeneratedAttribute(),  _

     Global.System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "10.0.0.0"),  _

     Global.System.ComponentModel.EditorBrowsableAttribute(Global.System.ComponentModel.EditorBrowsableState.Advanced)>  _

    Partial Friend NotInheritable Class MySettings

        Inherits Global.System.Configuration.ApplicationSettingsBase

        

        Private Shared defaultInstance As MySettings = CType(Global.System.Configuration.ApplicationSettingsBase.Synchronized(New MySettings()),MySettings)

        

#Region "My.Settings Auto-Save Functionality"

#If _MyType = "WindowsForms" Then

    Private Shared addedHandler As Boolean



    Private Shared addedHandlerLockObject As New Object



    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute(), Global.System.ComponentModel.EditorBrowsableAttribute(Global.System.ComponentModel.EditorBrowsableState.Advanced)> _

    Private Shared Sub AutoSaveSettings(ByVal sender As Global.System.Object, ByVal e As Global.System.EventArgs)

        If My.Application.SaveMySettingsOnExit Then

            My.Settings.Save()

        End If

    End Sub

#End If

#End Region

        

        Public Shared ReadOnly Property [Default]() As MySettings

            Get

                

#If _MyType = "WindowsForms" Then

               If Not addedHandler Then

                    SyncLock addedHandlerLockObject

                        If Not addedHandler Then

                            AddHandler My.Application.Shutdown, AddressOf AutoSaveSettings

                            addedHandler = True

                        End If

                    End SyncLock

                End If

#End If

                Return defaultInstance

            End Get

        End Property

    End Class

End Namespace



Namespace My

    

    <Global.Microsoft.VisualBasic.HideModuleNameAttribute(),  _

     Global.System.Diagnostics.DebuggerNonUserCodeAttribute(),  _

     Global.System.Runtime.CompilerServices.CompilerGeneratedAttribute()>  _

    Friend Module MySettingsProperty

        

        <Global.System.ComponentModel.Design.HelpKeywordAttribute("My.Settings")>  _

        Friend ReadOnly Property Settings() As Global.CommonExample.My.MySettings

            Get

                Return Global.CommonExample.My.MySettings.Default

            End Get

        End Property

    End Module

End Namespace


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