public ActionResult QR_Button_Click(string LessonCode)
{
QRCodeGenerator qrgenerator = new QRCodeGenerator();
QRCodeData qrCodeData = qrgenerator.CreateQrCode(LessonCode, QRCodeGenerator.ECCLevel.Q);
QRCode qrCode = new QRCode(qrCodeData);
System.Web.UI.WebControls.Image imgQRcode = new System.Web.UI.WebControls.Image();
imgQRcode.Width = 500;
imgQRcode.Height = 500;
using (Bitmap qrCodeImage = qrCode.GetGraphic(20))
{
using (MemoryStream ms = new MemoryStream())
{
qrCodeImage.Save(ms, System.Drawing.Imaging.ImageFormat.Png);
byte[] byteImage = ms.ToArray();
imgQRcode.ImageUrl = "data:image/png;base64, " + Convert.ToBase64String(byteImage);
}
ViewData["QRCodeImage"] = imgQRcode.ImageUrl;
imgQRcode.Dispose();
qrCodeData.Dispose();
qrgenerator.Dispose();
qrCode.Dispose();
qrCodeData.Dispose();
return(View("TestQR"));
}
}
private void GenerateGeoLocationQr(string lat, string longi)
{
try
{
Geolocation generator = new Geolocation(lat, longi);
string payload = generator.ToString();
QRCodeGenerator qrGenerator = new QRCodeGenerator();
QRCodeData qrCodeData = qrGenerator.CreateQrCode(payload, QRCodeGenerator.ECCLevel.Q);
QRCode qrCode = new QRCode(qrCodeData);
var qrCodeAsBitmap = qrCode.GetGraphic(20);
if (save_image_geo)
{
using (FolderBrowserDialog f = new FolderBrowserDialog())
{
if (f.ShowDialog() == DialogResult.OK)
{
qrCodeAsBitmap.Save(Path.Combine(f.SelectedPath, "qr-code-geolocation.png"));
}
}
}
GeoPic.Image = qrCodeAsBitmap;
qrGenerator.Dispose();
qrCode.Dispose();
qrCodeData.Dispose();
}
catch (Exception)
{
throw;
}
}
private void GenerateQRForBookMark(string name, string url)
{
Bookmark generator = new Bookmark(url, name);
string payload = generator.ToString();
QRCodeGenerator qrGenerator = new QRCodeGenerator();
QRCodeData qrCodeData = qrGenerator.CreateQrCode(payload, QRCodeGenerator.ECCLevel.Q);
QRCode qrCode = new QRCode(qrCodeData);
Bitmap qrCodeAsBitmap = qrCode.GetGraphic(20);
if (save_image_book == true)
{
using (FolderBrowserDialog f = new FolderBrowserDialog())
{
if (f.ShowDialog() == DialogResult.OK)
{
qrCodeAsBitmap.Save(Path.Combine(f.SelectedPath, "qr-code-bookmark.png"));
}
}
}
bookPicture.Image = qrCodeAsBitmap;
qrGenerator.Dispose();
qrCode.Dispose();
qrCodeData.Dispose();
}
private void GenerateQRForUrl(string url)
{
try
{
Url generator = new Url(url);
string payload = generator.ToString();
QRCodeGenerator qrGenerator = new QRCodeGenerator();
QRCodeData qrCodeData = qrGenerator.CreateQrCode(payload, QRCodeGenerator.ECCLevel.Q);
QRCode qrCode = new QRCode(qrCodeData);
Bitmap qrCodeAsBitmap = qrCode.GetGraphic(20);
if (save_image_url == true)
{
using (FolderBrowserDialog f = new FolderBrowserDialog())
{
if (f.ShowDialog() == DialogResult.OK)
{
qrCodeAsBitmap.Save(Path.Combine(f.SelectedPath, "qr-code-url.png"));
}
}
}
pictureBoxUrl.Image = qrCodeAsBitmap;
qrCode.Dispose();
qrCodeData.Dispose();
qrGenerator.Dispose();
}
catch (Exception e)
{
MetroSetMessageBox.Show(this, "An error : " + e.Message, "QR Creator");
}
}
private void GenerateQRFromText(string text)
{
try
{
// Creating the elements here
QRCodeGenerator qrGenerator = new QRCodeGenerator();
QRCodeData qrCodeData = qrGenerator.CreateQrCode(text, QRCodeGenerator.ECCLevel.Q);
QRCode qrCode = new QRCode(qrCodeData);
Bitmap qrCodeImage = qrCode.GetGraphic(20);
// If user checks the check box saves the image with default name
if (save_image_text == true)
{
using (FolderBrowserDialog f = new FolderBrowserDialog())
{
if (f.ShowDialog() == DialogResult.OK)
{
qrCodeImage.Save(Path.Combine(f.SelectedPath, "qr-code-text.png"));
}
}
}
// show image
pictureBoxText.Image = qrCodeImage;
// free ram
qrGenerator.Dispose();
qrCodeData.Dispose();
qrCode.Dispose();
}
//If ex is catched displat
//TODO : Custom Mess
// Not more showing the message but an fix for this error
catch (Exception e)
{
MetroSetMessageBox.Show(this, "An error : " + e.Message, "QR Creator");
}
}
private void GenerateQRForWifi(string name, string password, string auth)
{
try
{
using (FolderBrowserDialog f = new FolderBrowserDialog())
{
// if this is empty then this will not execute :
// TODO : Check the pass only on WPA or WEP
if (auth == "nopass")
{
WiFi generator = new WiFi(name, password, WiFi.Authentication.nopass);
string payload = generator.ToString();
QRCodeGenerator qrGenerator = new QRCodeGenerator();
QRCodeData qrCodeData = qrGenerator.CreateQrCode(payload, QRCodeGenerator.ECCLevel.Q);
QRCode qrCode = new QRCode(qrCodeData);
Bitmap qrCodeAsBitmap = qrCode.GetGraphic(20);
if (save_image_wifi == true)
{
if (f.ShowDialog() == DialogResult.OK)
{
qrCodeAsBitmap.Save(Path.Combine(f.SelectedPath, "qr-code-wifi-no-pass.png"));
}
}
pictureBoxWifi.Image = qrCodeAsBitmap;
//free ram
qrGenerator.Dispose();
qrCodeData.Dispose();
qrCode.Dispose();
Clear();
}
else if (auth == "WPA")
{
WiFi generator = new WiFi(name, password, WiFi.Authentication.WPA);
string payload = generator.ToString();
QRCodeGenerator qrGenerator = new QRCodeGenerator();
QRCodeData qrCodeData = qrGenerator.CreateQrCode(payload, QRCodeGenerator.ECCLevel.Q);
QRCode qrCode = new QRCode(qrCodeData);
Bitmap qrCodeAsBitmap = qrCode.GetGraphic(20);
if (save_image_wifi == true)
{
if (f.ShowDialog() == DialogResult.OK)
{
qrCodeAsBitmap.Save(Path.Combine(f.SelectedPath, "qr-code-wifi-pass.png"));
}
}
pictureBoxWifi.Image = qrCodeAsBitmap;
qrGenerator.Dispose();
qrCodeData.Dispose();
qrCode.Dispose();
Clear();
}
else if (auth == "WEP")
{
WiFi generator = new WiFi(name, password, WiFi.Authentication.WEP);
string payload = generator.ToString();
QRCodeGenerator qrGenerator = new QRCodeGenerator();
QRCodeData qrCodeData = qrGenerator.CreateQrCode(payload, QRCodeGenerator.ECCLevel.Q);
QRCode qrCode = new QRCode(qrCodeData);
Bitmap qrCodeAsBitmap = qrCode.GetGraphic(20);
if (save_image_wifi == true)
{
if (f.ShowDialog() == DialogResult.OK)
{
qrCodeAsBitmap.Save(Path.Combine(f.SelectedPath, "qr-code-wifi-pass.png"));
}
}
pictureBoxWifi.Image = qrCodeAsBitmap;
qrGenerator.Dispose();
qrCodeData.Dispose();
qrCode.Dispose();
Clear();
}
}
}
catch (Exception e)
{
MetroSetMessageBox.Show(this, "An error : " + e.Message, "QR Creator");
}
}