ByteScout Premium Suite – C# – Wpf barcode control for web with barcode sdk

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ByteScout Premium Suite – C# – Wpf barcode control for web with barcode sdk

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wpf barcode control for web with barcode sdk in C# with ByteScout Premium Suite

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The samples of source code documentation give a quick and simple method to apply a required functionality into your application. ByteScout Premium Suite was made to help with wpf barcode control for web with barcode sdk in C#. ByteScout Premium Suite is the bundle that includes twelve SDK products from ByteScout including tools and components for PDF, barcodes, spreadsheets, screen video recording.

The below SDK samples describe how to quickly make your application do wpf barcode control for web with barcode sdk in C# with the help of ByteScout Premium Suite. To use wpf barcode control for web with barcode sdk in your C# project or application just copy & paste the code and then run your app! This basic programming language sample code for C# will do the whole work for you in implementing wpf barcode control for web with barcode sdk in your app.

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App.xaml.cs

      using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Windows;
using System.Windows.Navigation;

namespace Bytescout.BarCode.WebDemo
{
    /// <summary>
    /// Interaction logic for App.xaml
    /// </summary>
    public partial class App : Application
    {
    }
}

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MainPage.xaml.cs

      using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using Bytescout.BarCode.WPF;
using Bytescout.BarCode;

namespace Bytescout.BarCode.WebDemo
{
    /// <summary>
    /// Interaction logic for MainPage.xaml
    /// </summary>
    public partial class MainPage : Page
    {
        #region Constants

        private const int BarHeight = 50;
        private const int PdfBarHeight = 6;

        #endregion

        #region Constructor
        /// <summary>
        /// Initializes a new instance of the <see cref="MainWindow"/> class.
        /// </summary>
        public MainPage()
        {
            InitializeComponent();
        }
        #endregion

        #region Controls event handlers
        /// <summary>
        /// Handles the SelectionChanged event of the cmbSymbologyType control.
        /// </summary>
        /// <param name="sender">The source of the event.</param>
        /// <param name="e">The <see cref="System.Windows.Controls.SelectionChangedEventArgs"/> instance containing the event data.</param>
        private void cmbSymbologyType_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            UpdateBarcode();
        }

        /// <summary>
        /// Handles the Click event of the btnGenerate control.
        /// </summary>
        /// <param name="sender">The source of the event.</param>
        /// <param name="e">The <see cref="System.Windows.RoutedEventArgs"/> instance containing the event data.</param>
        private void btnGenerate_Click(object sender, RoutedEventArgs e)
        {
            UpdateBarcode();
        }

        /// <summary>
        /// Handles the Click event of the btnSaveToFile control.
        /// </summary>
        /// <param name="sender">The source of the event.</param>
        /// <param name="e">The <see cref="System.Windows.RoutedEventArgs"/> instance containing the event data.</param>
        private void btnSaveToFile_Click(object sender, RoutedEventArgs e)
        {
            SaveToFile();
        }

        /// <summary>
        /// Handles the Checked event of the chkDrawCaptionFor2D control.
        /// </summary>
        /// <param name="sender">The source of the event.</param>
        /// <param name="e">The <see cref="System.Windows.RoutedEventArgs"/> instance containing the event data.</param>
        private void chkDrawCaptionFor2D_Checked(object sender, RoutedEventArgs e)
        {
            ctrlBarcodeControl.DrawCaptionFor2DBarcodes = chkDrawCaptionFor2D.IsChecked.Value;
        }

        /// <summary>
        /// Handles the Checked event of the chkAutoFitToContainer control.
        /// </summary>
        /// <param name="sender">The source of the event.</param>
        /// <param name="e">The <see cref="System.Windows.RoutedEventArgs"/> instance containing the event data.</param>
        private void chkAutoFitToContainer_Checked(object sender, RoutedEventArgs e)
        {
            ctrlBarcodeControl.AutoFitToControlSize = chkAutoFitToContainer.IsChecked.Value;
        }

        /// <summary>
        /// Handles the Checked event of the chkCutUnusedSpace control.
        /// </summary>
        /// <param name="sender">The source of the event.</param>
        /// <param name="e">The <see cref="System.Windows.RoutedEventArgs"/> instance containing the event data.</param>
        private void chkCutUnusedSpace_Checked(object sender, RoutedEventArgs e)
        {

        }

        /// <summary>
        /// Handles the TextChanged event of the txtValueToEncode control.
        /// </summary>
        /// <param name="sender">The source of the event.</param>
        /// <param name="e">The <see cref="System.Windows.Controls.TextChangedEventArgs"/> instance containing the event data.</param>
        private void txtValueToEncode_TextChanged(object sender, TextChangedEventArgs e)
        {
            UpdateBarcode();
        }

        /// <summary>
        /// Handles the TextChanged event of the txtSupplementalValue control.
        /// </summary>
        /// <param name="sender">The source of the event.</param>
        /// <param name="e">The <see cref="System.Windows.Controls.TextChangedEventArgs"/> instance containing the event data.</param>
        private void txtSupplementalValue_TextChanged(object sender, TextChangedEventArgs e)
        {
            UpdateBarcode();
        }
        #endregion

        #region Private implementation

        public object[] GetObjectsFromEnum()
        {
            object[] objArray = new object[Enum.GetValues(typeof(SymbologyType)).Length];
            for (int i = 0; i < objArray.Length; i++)
            {
                objArray[i] = ((SymbologyType)Enum.GetValues(typeof(SymbologyType)).GetValue(i)).ToString();
            }
            return objArray;
        }

        private void UpdateBarcode()
        {
            SymbologyType symbology = (SymbologyType)Enum.GetValues(typeof(SymbologyType)).GetValue(this.cboSymbologyType.SelectedIndex);
            txtSymbologyDescription.Text = ctrlBarcodeControl.GetValueRestrictions(symbology);

            try
            {
                if (symbology == SymbologyType.EAN13 || symbology == SymbologyType.ISBN || symbology == SymbologyType.UPCA)
                {
                    txtSupplementalValue.IsEnabled = true;
                    lblSupplementalValue.IsEnabled = true;
                    txtSymbologyDescription.Text += " " + ctrlBarcodeControl.GetSupplementaryValueRestrictions();
                }
                else
                {
                    txtSupplementalValue.IsEnabled = false;
                    lblSupplementalValue.IsEnabled = false;
                }

                lblErrorMessage.Content = "";
                ctrlBarcodeControl.RegistrationKey = "XXXXXXXXXXXXXXXXXXx";
                ctrlBarcodeControl.RegistrationName = "YYYYYYYYYYYYYYYYYYYY";
                ctrlBarcodeControl.Symbology = symbology;
                ctrlBarcodeControl.SupplementValue = txtSupplementalValue.Text;
                ctrlBarcodeControl.Value = txtValueToEncode.Text;
                ctrlBarcodeControl.DrawCaptionFor2DBarcodes = chkDrawCaptionFor2D.IsChecked.Value;
                ctrlBarcodeControl.AutoFitToControlSize = chkAutoFitToContainer.IsChecked.Value;
                ctrlBarcodeControl.Caption = "";

                if (symbology == SymbologyType.PDF417 || symbology == SymbologyType.PDF417Truncated ||
                    symbology == SymbologyType.MacroPDF417 || symbology == SymbologyType.DataMatrix ||
                    symbology == SymbologyType.GS1_DataMatrix)
                {
                    ctrlBarcodeControl.BarHeight = PdfBarHeight;
                }
                else if (symbology == SymbologyType.MicroPDF417)
                {
                    ctrlBarcodeControl.BarHeight = PdfBarHeight / 2;
                }
                else
                {
                    ctrlBarcodeControl.BarHeight = BarHeight;
                }
            }
            catch (Exception)
            {
                lblErrorMessage.Content = "Value is invalid for current symbology. Please review value restrictions above.";
            }
        }

        private void SaveToFile()
        {
            Microsoft.Win32.SaveFileDialog dlg = new Microsoft.Win32.SaveFileDialog();
            dlg.Filter = "PNG Image|*.png|TIFF Image|*.tif;*.tiff|JPEG image|*.jpg;*.jpeg|Bitmap Image|*.bmp|GIF Image|*.gif";
            dlg.ValidateNames = true;
            dlg.FilterIndex = 1;
            dlg.OverwritePrompt = true;
            dlg.CheckPathExists = true;
            dlg.AddExtension = true;

            bool? result = dlg.ShowDialog(Application.Current.MainWindow);
            if (result.HasValue && result.Value)
            {
                try
                {
                    if (System.IO.Path.GetExtension(dlg.FileName).ToLowerInvariant() == ".emf")
                        throw new BarcodeException("Saving as EMF is disabled.\nYou should buy Barcode SDK for this.");

                    if (chkCutUnusedSpace.IsChecked.Value)
                    {
                        bool cut = ctrlBarcodeControl.CutUnusedSpace;
                        ctrlBarcodeControl.CutUnusedSpace = true;
                        ctrlBarcodeControl.SaveImage(dlg.FileName);
                        ctrlBarcodeControl.CutUnusedSpace = cut;
                    }
                    else
                    {
                        ctrlBarcodeControl.SaveImage(dlg.FileName);
                    }

                }
                catch (System.Exception e)
                {
                    MessageBox.Show(e.Message);
                }
            }
        }

        #endregion

        #region Main window event handlers
        private void Page_Loaded(object sender, RoutedEventArgs e)
        {
            foreach (object o in GetObjectsFromEnum())
            {
                this.cboSymbologyType.Items.Add(o);
            }
            this.cboSymbologyType.SelectedIndex = 0;
        }
        #endregion
    }
}