title: problem displaying image after capturing through camera?
body: <p>I am using following code to capture image through camera and then displaying it.</p>
  
  <p>The problem , I am facing is when i take picture and press <strong>done</strong> button it does not display that taken image in my activity.</p>
  
  <p>It just shows blank image field.</p>
  
  <p>Any one guide me what mistake am i doing? might be path related issue but I am not sure.</p>
  
  <pre><code>protected Button _button;
      protected ImageView _image;
      protected TextView _field;
      protected String _path;
      protected boolean _taken;
  
      protected static final String PHOTO_TAKEN   = "photo_taken";
  
      @Override
      public void onCreate(Bundle savedInstanceState) 
      {
          super.onCreate(savedInstanceState);
  
          setContentView(R.layout.main);
  
          _image = ( ImageView ) findViewById( R.id.image );
          _field = ( TextView ) findViewById( R.id.field );
          _button = ( Button ) findViewById( R.id.button );
          _button.setOnClickListener( new ButtonClickHandler() );
  
          _path = Environment.getExternalStorageDirectory() + "/images/media/make_machine_example.png";
  
        //media/external/images/media/2
  
  
      }
  
      public class ButtonClickHandler implements View.OnClickListener 
      {
          public void onClick( View view ){
              Log.i("MakeMachine", "ButtonClickHandler.onClick()" );
              startCameraActivity();
          }
      }
  
      protected void startCameraActivity()
      {
          Log.i("MakeMachine", "startCameraActivity()" );
          File file = new File( _path );
          Uri outputFileUri = Uri.fromFile( file );
  
          Intent intent = new Intent(android.provider.MediaStore.ACTION_IMAGE_CAPTURE );
          intent.putExtra( MediaStore.EXTRA_OUTPUT, outputFileUri );
  
          startActivityForResult( intent,0);
      }
  
      @Override
      protected void onActivityResult(int requestCode, int resultCode, Intent data) 
      {   
          Log.i( "MakeMachine", "resultCode: " + resultCode );
          switch( resultCode )
          {
              case 0:
                  Log.i( "MakeMachine", "User cancelled" );
                  break;
  
              case -1:
                  onPhotoTaken();
                  break;
          }
      }
  
      protected void onPhotoTaken()
      {
          Log.i( "MakeMachine", "onPhotoTaken" );
  
          _taken = true;
  
          BitmapFactory.Options options = new BitmapFactory.Options();
          options.inSampleSize = 4;
  
  
          Bitmap bitmap = BitmapFactory.decodeFile( _path, options );
  
          _image.setImageBitmap(bitmap);
  
          _field.setVisibility( View.GONE );
      }
  </code></pre>