/** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_capture); CameraManager.init(getApplication()); viewfinderView = (ViewfinderView) findViewById(R.id.viewfinder_view); ImageButton btn = (ImageButton) findViewById(R.id.btn_cancel); btn.setOnClickListener( new View.OnClickListener() { @Override public void onClick(View v) { CaptureActivity.this.finish(); } }); Intent intent = getIntent(); if (intent != null) { decodeFormats = DecodeFormatManager.parseDecodeFormats(intent); } hasSurface = false; inactivityTimer = new InactivityTimer(this); }