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