Android Open Source - blook8r Main Activity

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Back to project page blook8r.

License

The source code is released under:

GNU General Public License

Java Source Code

package com.github.matt.williams.blook8r;
/*www . j av  a  2  s  .c om*/
import android.app.Activity;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.view.Menu;
import android.view.View;

public class MainActivity extends Activity {
  Double mLatitude;
  Double mLongitude;
  String mDescription;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        
        
        Intent intent = getIntent();
        Uri uri = intent.getData();
        if (uri != null)
        {
          if (uri.getScheme() == "target")
          {
            // It's of the form target://<latitude>,<longitude><;optional description>
                 String path = uri.toString().substring("target://".length());
                 
                 int semi = path.indexOf(";");
                 if (semi != -1)
                 {
                   mDescription = path.substring(semi + 1);
                   path = path.substring(0,semi);
                 }
              
              int comma = path.indexOf(",");
              if (comma != -1)
              {
                String latString = path.substring(0,comma);
                String lonString = path.substring(comma + 1);
                mLatitude = Double.valueOf(latString);
                mLongitude = Double.valueOf(lonString);
              }
          }
          else
          {
            // We assume it's a real QR code we scanned, so use hard coded values
            mLatitude = 51.5051040211653d;
              mLongitude = -0.01970499652471314d;
              
              mDescription = "Christopher Ward";
              
              showMap(null);
          }
 
        }
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }
    
    public void showMap(View view)
    {
      startViewer(new Intent(this, MapActivity.class));
    }
    
    public void showGL(View view)
    {
      startViewer(new Intent(this, GLActivity.class));
    }
    
    public void scanBarcode(View view)
    {
      Intent intent = new Intent(Intent.ACTION_VIEW).setData(Uri.parse("http://zxing.appspot.com/scan"));      
      startActivity(intent);
    }
    
    void startViewer(Intent intent)
    {
      if (mLatitude != null)
      {
        intent.putExtra("latitude", mLatitude);
        intent.putExtra("longitude", mLongitude);
      }
      if (mDescription != null)
      {
        intent.putExtra("description", mDescription);
      }
      startActivity(intent);
    }
}

Java Source Code List

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