001.using System;
002.using System.Drawing;
003.using System.IO;
004.using ZXing.Common;
005.using ZXing;
006.using ZXing.QrCode;
007.using System.Web.UI.WebControls;
008.using System.Web.UI.HtmlControls;
009.
010.namespace CheckLoopQR
011.{
012. public partial class Default : System.Web.UI.Page
013. {
014. protected void Page_Load(object sender, EventArgs e)
015. {
016. this.checkTextAll.Text = " Check All";
017. }
018. protected void btnSelect_Click(object sender, EventArgs e)
019. {
020. string code = txtQRCode.Text;
021. long num = Convert.ToInt64(code);
022.
023. int i;
024.
025. for (i = 1; i < 4; i++)
026. {
027. num += i;
028. CheckBox1.Items.Add(new ListItem(" " + num));
029. }
030. }
031. protected void btnGenerate_Click(object sender, EventArgs e)
032. {
033. if (CheckBox1.SelectedItem == null)
034. {
035. Response.Redirect("Default.aspx");
036. }
037.
038. string[] texture = { "Selected Item Text1 : ", "Selected Item Text2 : ", "Selected Item Text3 : " };
039. int a = 0;
040.
041. foreach (ListItem listItem in CheckBox1.Items)
042. {
043. if (listItem.Selected)
044. {
045. a++;
046.
047. string code = listItem.Text;
048.
049. CheckBox1.Visible = false;
050. checkAll.Visible = false;
051. checkTextAll.Visible = false;
052.
053. QrCodeEncodingOptions options = new QrCodeEncodingOptions();
054.
055. options = new QrCodeEncodingOptions
056. {
057. DisableECI = true,
058. CharacterSet = "UTF-8",
059. Width = 150,
060. Height = 150,
061. Margin = 0,
062. };
063.
064. var barcodeWriter = new BarcodeWriter();
065. barcodeWriter.Format = BarcodeFormat.QR_CODE;
066. barcodeWriter.Options = options;
067.
068. System.Web.UI.WebControls.Image imgBarCode = new System.Web.UI.WebControls.Image();
069. imgBarCode.Height = 150;
070. imgBarCode.Width = 150;
071.
072. Label lblvalues = new Label();
073. lblvalues.Text += texture[a-1] + listItem.Text;
074. lblvalues.Font.Size = FontUnit.Large;
075. Label lblvalues2 = new Label();
076. lblvalues2.Text += texture[a-1] + listItem.Text;
077. lblvalues2.Font.Size = FontUnit.Large;
078. Label lblvalues3 = new Label();
079. lblvalues3.Text += texture[a-1] + listItem.Text;
080. lblvalues3.Font.Size = FontUnit.Large;
081.
082. using (Bitmap bitMap = barcodeWriter.Write(code))
083. {
084. using (MemoryStream ms = new MemoryStream())
085. {
086. bitMap.Save(ms, System.Drawing.Imaging.ImageFormat.Png);
087. byte[] byteImage = ms.ToArray();
088. imgBarCode.ImageUrl = "data:image/png;base64," + Convert.ToBase64String(byteImage);
089. }
090. PlaceHolder1.Controls.Add(imgBarCode);
091. PlaceHolder1.Controls.Add(new HtmlGenericControl("br"));
092. PlaceHolder1.Controls.Add(lblvalues);
093. PlaceHolder1.Controls.Add(new HtmlGenericControl("br"));
094. PlaceHolder1.Controls.Add(lblvalues2);
095. PlaceHolder1.Controls.Add(new HtmlGenericControl("br"));
096. PlaceHolder1.Controls.Add(lblvalues3);
097. PlaceHolder1.Controls.Add(new HtmlGenericControl("br"));
098. }
099. }
100. else
101. {
102.
103. }
104. }
105. }
106. }
107.}
