QRScanner/glass/src/main/java/cz/cvut/fel/dce/qrscanner/MainActivity.java

   1 package cz.cvut.fel.dce.qrscanner;
   2
   3 import com.google.android.glass.media.Sounds;
   4 import com.google.android.glass.widget.CardBuilder;
   5 import com.google.android.glass.widget.CardScrollAdapter;
   6 import com.google.android.glass.widget.CardScrollView;
   7
   8 import android.app.Activity;
   9 import android.content.Context;
  10 import android.content.Intent;
  11 import android.media.AudioManager;
  12 import android.os.Bundle;
  13 import android.util.Log;
  14 import android.view.KeyEvent;
  15 import android.view.MotionEvent;
  16 import android.view.View;
  17 import android.view.ViewGroup;
  18 import android.widget.AdapterView;
  19
  20 import cz.cvut.fel.dce.qrscanner.integration.IntentIntegrator;
  21 import cz.cvut.fel.dce.qrscanner.integration.IntentResult;
  22
  23 /**
  24  * An {@link Activity} showing a tuggable "Hello World!" card.
  25  * <p/>
  26  * The main content view is composed of a one-card {@link CardScrollView} that provides tugging
  27  * feedback to the user when swipe gestures are detected.
  28  * If your Glassware intends to intercept swipe gestures, you should set the content view directly
  29  * and use a {@link com.google.android.glass.touchpad.GestureDetector}.
  30  *
  31  * @see <a href="https://developers.google.com/glass/develop/gdk/touch">GDK Developer Guide</a>
  32  */
  33 public class MainActivity extends Activity {
  34         public final static String TAG = "MainActivity";
  35
  36         /**
  37          * {@link CardScrollView} to use as the main content view.
  38          */
  39         private CardScrollView mCardScroller;
  40
  41         /**
  42          * "Hello World!" {@link View} generated by {@link #buildView()}.
  43          */
  44         private View mView;
  45
  46         @Override
  47         protected void onCreate(Bundle bundle) {
  48                 super.onCreate(bundle);
  49
  50                 mView = buildView();
  51
  52                 mCardScroller = new CardScrollView(this);
  53                 mCardScroller.setAdapter(new CardScrollAdapter() {
  54                         @Override
  55                         public int getCount() {
  56                                 return 1;
  57                         }
  58
  59                         @Override
  60                         public Object getItem(int position) {
  61                                 return mView;
  62                         }
  63
  64                         @Override
  65                         public View getView(int position, View convertView, ViewGroup parent) {
  66                                 return mView;
  67                         }
  68
  69                         @Override
  70                         public int getPosition(Object item) {
  71                                 if (mView.equals(item)) {
  72                                         return 0;
  73                                 }
  74                                 return AdapterView.INVALID_POSITION;
  75                         }
  76                 });
  77                 // Handle the TAP event.
  78                 mCardScroller.setOnItemClickListener(new AdapterView.OnItemClickListener() {
  79                         @Override
  80                         public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
  81                                 startScan();
  82                         }
  83                 });
  84                 setContentView(mCardScroller);
  85         }
  86
  87         public void onActivityResult(int requestCode, int resultCode, Intent intent) {
  88                 IntentResult scanResult = IntentIntegrator.parseActivityResult(requestCode, resultCode, intent);
  89                 if (scanResult != null) {
  90                         Log.i(TAG, scanResult.toString());
  91                         Intent preview = new Intent(this, PreviewActivity.class);
  92                         preview.putExtra("COMPONENT_ID", scanResult.getContents());
  93                         startActivity(preview);
  94
  95                 }
  96                 // else continue with any other code you need in the method
  97
  98         }
  99
 100         @Override
 101         protected void onResume() {
 102                 super.onResume();
 103                 mCardScroller.activate();
 104         }
 105
 106         @Override
 107         protected void onPause() {
 108                 mCardScroller.deactivate();
 109                 super.onPause();
 110         }
 111
 112         private void startScan() {
 113                 IntentIntegrator integrator = new IntentIntegrator(this);
 114                 integrator.initiateScan();
 115         }
 116
 117         /**
 118          * Builds a Glass styled "Hello World!" view using the {@link CardBuilder} class.
 119          */
 120         private View buildView() {
 121                 CardBuilder card = new CardBuilder(this, CardBuilder.Layout.TEXT);
 122
 123                 card.setText(R.string.hello_world);
 124                 return card.getView();
 125         }
 126
 127 }