Clean and coment the code.

[hornmich/skoda-qr-demo.git] / QRScanner / mobile / src / main / java / cz / cvut / fel / dce / qrscanner / MainActivity.java

diff --git a/QRScanner/mobile/src/main/java/cz/cvut/fel/dce/qrscanner/MainActivity.java b/QRScanner/mobile/src/main/java/cz/cvut/fel/dce/qrscanner/MainActivity.java
index a176ba9d28cf42c2c05fad7aef1025da74e1d406..c8ba7cfb11fb5a4288308d39bce25dd3cbf1f898 100644 (file)
--- a/QRScanner/mobile/src/main/java/cz/cvut/fel/dce/qrscanner/MainActivity.java
+++ b/QRScanner/mobile/src/main/java/cz/cvut/fel/dce/qrscanner/MainActivity.java
@@ -1,32 +1,24 @@
 package cz.cvut.fel.dce.qrscanner;
 
-import android.content.Context;
 import android.content.Intent;
-import android.content.res.AssetManager;
-import android.graphics.Bitmap;
-import android.graphics.RectF;
-import android.support.annotation.Nullable;
 import android.support.v7.app.ActionBarActivity;
 import android.os.Bundle;
 import android.util.Log;
 import android.view.Menu;
 import android.view.MenuItem;
-
-import com.sun.pdfview.PDFFile;
-import com.sun.pdfview.PDFPage;
-
-import net.sf.andpdf.nio.ByteBuffer;
-
-import org.apache.commons.io.IOUtils;
-
-import java.io.IOException;
-import java.io.InputStream;
+import android.view.View;
 
 import cz.cvut.fel.dce.qrscanner.integration.IntentIntegrator;
 import cz.cvut.fel.dce.qrscanner.integration.IntentResult;
 
-
+/**
+ * An {@link android.app.Activity} showing an immersive card with a Skoda Auto logo, waiting for
+ * user to tap the screen to start the QR code scanning.
+ */
 public class MainActivity extends ActionBarActivity {
+       /**
+        * An activity tag for debug, error and info messages.
+        */
        public static final String TAG = "MainActivity";
 
        @Override
@@ -45,12 +37,8 @@ public class MainActivity extends ActionBarActivity {
 
        @Override
        public boolean onOptionsItemSelected(MenuItem item) {
-               // Handle action bar item clicks here. The action bar will
-               // automatically handle clicks on the Home/Up button, so long
-               // as you specify a parent activity in AndroidManifest.xml.
                int id = item.getItemId();
 
-               //noinspection SimplifiableIfStatement
                if (id == R.id.start_scan) {
                        startScan();
                }
@@ -63,15 +51,21 @@ public class MainActivity extends ActionBarActivity {
                if (scanResult != null) {
                        Log.i(TAG, scanResult.toString());
                        Intent preview = new Intent(this, PreviewActivity.class);
-                       preview.putExtra("COMPONENT_ID", scanResult.getContents());
+                       preview.putExtra(PreviewActivity.COMP_ID_INTENT_KEY, scanResult.getContents());
                        startActivity(preview);
                }
-               // else continue with any other code you need in the method
-
        }
 
+       /**
+        * Start the scan code activity
+        */
        private void startScan() {
                IntentIntegrator integrator = new IntentIntegrator(this);
                integrator.initiateScan(IntentIntegrator.QR_CODE_TYPES);
        }
+
+       /** Called when the user touches the screen */
+       public void findComponent(View view) {
+               startScan();
+       }
 }