Home

Welcome to jaQR wiki!

This is the default page, edit it as you see fit. To add a new page simply reference it within brackets, e.g.: [SamplePage].

The wiki uses Markdown syntax.

Project Members:

• John Ambeliotis (admin)

[John Ambeliotis]

Android Example Code

public void startScanner() {
    Intent intent = new Intent("net.jambel.jaqr.libjaqr.SCAN");
    intent.putExtra("SCAN_MODE", "QR_CODE_MODE");
    startActivityForResult(intent, 0);
}

public void onActivityResult(int requestCode, int resultCode, Intent intent) {
    if (requestCode == 0) {
        if (resultCode == RESULT_OK) {
            String contents = intent.getStringExtra("SCAN_RESULT");
            // Handle successful scan and send scan result contents to web service
            AsyncCallWS task = new AsyncCallWS();
            task.execute(contents);
            Toast.makeText(this, contents, Toast.LENGTH_LONG).show();
        }
        else if (resultCode == RESULT_CANCELED) {
            // Handle cancel
            Toast toast = Toast.makeText(this, "Scan Cancelled", Toast.LENGTH_LONG);
            toast.setGravity(Gravity.TOP, 25, 400);
            toast.show();
        }
    }
}

private class AsyncCallWS extends AsyncTask<String, Void, String> {

    //@Override
    protected String doInBackground(String... params) {

        return getWsResult(params[0].toString());
    }

private String getWsResult(String _Value)
{
    final String WSDL_TARGET_NAMESPACE = "http://tempuri.org/";
    // for non SSL
    //final String SOAP_ADDRESS = "http://www.my_domain.com/ws/my_web_service.asmx";
    // for SSL
    final String SOAP_ADDRESS = "www.my_domain.com";
    final String SOAP_FILE = "/ws/my_web_service.asmx";
    final String SOAP_ACTION = "http://www.my_domain.com/my_web_method";
    final String METHOD_NAME = "my_web_method";

    SSLConnection.allowAllSSL();

    SoapObject request = new SoapObject(WSDL_TARGET_NAMESPACE, METHOD_NAME);

    // Web Method parameters
    request.addProperty("say_hello", _Value);

    SoapSerializationEnvelope envelope = new SoapSerializationEnvelope(SoapEnvelope.VER11);
    envelope.dotNet = true;

    envelope.setOutputSoapObject(request);

    // Choose Method
    // Clear text
    //HttpTransportSE transport = new HttpTransportSE(SOAP_ADDRESS);
    // SSL
    HttpsTransportSE transport = new HttpsTransportSE(SOAP_ADDRESS, 443, SOAP_FILE, 5000);

    Object response = null;

    try {
        transport.call(SOAP_ACTION, envelope);
        response = envelope.getResponse();
    }
    catch (Exception exception) {
        response = exception;
    }

    return response.toString();
}

//@Override
protected void onPostExecute(String result) {
    // Handle the result!
    Toast.makeText(getApplicationContext(), result, Toast.LENGTH_LONG).show();
}

[John Ambeliotis]

ASP.NET web method

[WebMethod]
public String my_web_method(string say_hello)
{
    return "Hello " + say_hello;
}

[John Ambeliotis]

How to install the library

1) Copy 'libjaqr.aar' to your '/libs' directory on your Android project.
2) Create corresponding dependency to gradle.