001.using System;
002.using System.Drawing;
003.using System.IO;
004.using ZXing;
005.using ZXing.QrCode;
006.using System.Web.UI.WebControls;
007.using System.Web.UI.HtmlControls;
008.
009.namespace CheckLoopQR3
010.{
011. public partial class Default : System.Web.UI.Page
012. {
013. protected void Page_Load(object sender, EventArgs e)
014. {
015. this.checkTextAll.Text = " Check All";
016. }
017. protected void btnSelect_Click(object sender, EventArgs e)
018. {
019. string code = txtQRCode.Text;
020. long num = Convert.ToInt64(code);
021.
022. int i;
023.
024. for (i = 1; i < 6; i++)
025. {
026. num *= i;
027. CheckBox1.Items.Add(new ListItem(" " + num));
028. }
029. }
030. protected void btnGenerate_Click(object sender, EventArgs e)
031. {
032. if (CheckBox1.SelectedItem == null)
033. {
034. Response.Redirect("Default.aspx");
035. }
036.
037. string[] texture = { "Selected Text 1 -> ", "Selected Text 2 -> ", "Selected Text 3 -> ",
038. "Selected Text 4 -> ", "Selected Text 5 -> "};
039.
040. string[] texture2 = { " is Checkbox 1.", " is Checkbox 2.", " is Checkbox 3.",
041. " is Checkbox 4.", " is Checkbox 5."};
042.
043. foreach (ListItem listItem in CheckBox1.Items)
044. {
045. if (listItem.Selected)
046. {
047. int a = CheckBox1.Items.IndexOf(listItem);
048. a = a + 1;
049.
050. string code = listItem.Text;
051.
052. CheckBox1.Visible = false;
053. checkAll.Visible = false;
054. checkTextAll.Visible = false;
055.
056. QrCodeEncodingOptions options = new QrCodeEncodingOptions();
057.
058. options = new QrCodeEncodingOptions
059. {
060. DisableECI = true,
061. CharacterSet = "UTF-8",
062. Width = 150,
063. Height = 150,
064. Margin = 0,
065. };
066.
067. var barcodeWriter = new BarcodeWriter();
068. barcodeWriter.Format = BarcodeFormat.QR_CODE;
069. barcodeWriter.Options = options;
070.
071. System.Web.UI.WebControls.Image imgBarCode = new System.Web.UI.WebControls.Image();
072. imgBarCode.Height = 150;
073. imgBarCode.Width = 150;
074.
075. Label lblvalues = new Label();
076. lblvalues.Text += texture[a - 1] + listItem.Text + texture2[a - 1];
077. lblvalues.Font.Size = FontUnit.Large;
078.
079. using (Bitmap bitMap = barcodeWriter.Write(code))
080. {
081. using (MemoryStream ms = new MemoryStream())
082. {
083. bitMap.Save(ms, System.Drawing.Imaging.ImageFormat.Png);
084. byte[] byteImage = ms.ToArray();
085. imgBarCode.ImageUrl = "data:image/png;base64," + Convert.ToBase64String(byteImage);
086. }
087. PlaceHolder1.Controls.Add(imgBarCode);
088. PlaceHolder1.Controls.Add(new HtmlGenericControl("br"));
089. PlaceHolder1.Controls.Add(lblvalues);
090. PlaceHolder1.Controls.Add(new HtmlGenericControl("br"));
091. }
092. }
093. else
094. {
095.
096. }
097. }
098. }
099. }
100.}
Load balance : Server 01
