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package dk.thoerup.android.barcodesample;
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import android.content.Intent;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.support.v7.app.ActionBarActivity;
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import android.os.Bundle;
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import android.util.DisplayMetrics;
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import android.util.Log;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.View;
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import android.widget.Button;
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import android.widget.ImageView;
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import android.widget.TextView;
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import android.widget.Toast;
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import com.google.zxing.integration.android.IntentIntegrator;
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import com.google.zxing.integration.android.IntentResult;
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/*
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http://blog.dihaw.com/integrating-zxing-in-your-android-app-as-standalone-scanner/
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http://code.tutsplus.com/tutorials/android-sdk-create-a-barcode-reader--mobile-17162
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http://stackoverflow.com/questions/27851512/how-to-integrate-zxing-library-to-android-studio-for-barcode-scanning
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*/
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public class MainActivity extends ActionBarActivity {
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private Button startCamBtn;
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private ImageView imageView;
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private Button scanBtn;
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private TextView formatTxt, contentTxt;
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//ved rotate bliver activity'en genstartet - så enten skal variablerne gøres static/gemmes på anden vis eller også skal man låse for rotation
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static String scanContent = "";
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static String scanFormat = "";
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_main);
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scanBtn = (Button) findViewById(R.id.button);
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formatTxt = (TextView)findViewById(R.id.scan_format);
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contentTxt = (TextView)findViewById(R.id.scan_content);
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startCamBtn = (Button) findViewById(R.id.button_startcam);
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imageView = (ImageView) findViewById(R.id.imageView);
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scanBtn.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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/*Intent intent = new Intent("com.google.zxing.client.android.SCAN");
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intent.putExtra("com.google.zxing.client.android.SCAN.SCAN_MODE", "QR_CODE_MODE");
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startActivityForResult(intent, 0);*/
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IntentIntegrator scanIntegrator = new IntentIntegrator(MainActivity.this);
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scanIntegrator.initiateScan();
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}
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});
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startCamBtn.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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Intent intent = new Intent(MainActivity.this, CamActivity.class);
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startActivityForResult(intent, 1);
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}
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});
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}
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@Override
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protected void onStart() {
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super.onStart();
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updateLabels();
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}
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@Override
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public void onActivityResult(int requestCode, int resultCode, Intent intent) {
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Log.i("CAM", "requestCode:" + requestCode);
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switch( requestCode) {
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case 49374:
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IntentResult scanningResult = IntentIntegrator.parseActivityResult(requestCode, resultCode, intent);
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if (scanningResult != null) {
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scanContent = scanningResult.getContents();
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scanFormat = scanningResult.getFormatName();
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updateLabels();
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}
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else{
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Toast toast = Toast.makeText(getApplicationContext(), "No scan data received!", Toast.LENGTH_SHORT);
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toast.show();
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}
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break;
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case 1:
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byte data[] = intent.getByteArrayExtra("DATA");
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Bitmap bm = BitmapFactory.decodeByteArray(data, 0, data.length);
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DisplayMetrics dm = new DisplayMetrics();
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getWindowManager().getDefaultDisplay().getMetrics(dm);
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imageView.setMinimumHeight(dm.heightPixels);
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imageView.setMinimumWidth(dm.widthPixels);
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imageView.setImageBitmap(bm);
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break;
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}
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}
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private void updateLabels() {
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formatTxt.setText("FORMAT: " + scanFormat);
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contentTxt.setText("CONTENT: " + scanContent);
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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// Inflate the menu; this adds items to the action bar if it is present.
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getMenuInflater().inflate(R.menu.menu_main, menu);
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return true;
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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// Handle action bar item clicks here. The action bar will
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// automatically handle clicks on the Home/Up button, so long
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// as you specify a parent activity in AndroidManifest.xml.
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int id = item.getItemId();
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//noinspection SimplifiableIfStatement
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if (id == R.id.action_settings) {
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return true;
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}
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return super.onOptionsItemSelected(item);
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}
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}
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