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Updated on 2026-08-14

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Tangem 2018-05-29 13:28:36 +03:00
parent 0374157cad
commit 8c17a8d4f0
48 changed files with 3490 additions and 3417 deletions
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90
app/src/main/java/com/tangem/wallet/QRScanActivity.java
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package com.tangem.wallet;
import android.Manifest;
import android.app.Activity;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.support.v4.app.ActivityCompat;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import com.google.zxing.Result;
import me.dm7.barcodescanner.zxing.ZXingScannerView;
public class QRScanActivity extends AppCompatActivity implements ZXingScannerView.ResultHandler{
private ZXingScannerView mScannerView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
//setContentView(R.layout.activity_qrscan);
if (ActivityCompat.checkSelfPermission(this, Manifest.permission.CAMERA) != PackageManager.PERMISSION_GRANTED) {
Log.e("QRScanActivity","User hasn't granted permission to use camera");
ActivityCompat.requestPermissions(this, new String[] { Manifest.permission.CAMERA}, 1);
}else {
runScanner();
}
}
void runScanner()
{
mScannerView = new ZXingScannerView(this); // Programmatically initialize the scanner view
setContentView(mScannerView);
mScannerView.setResultHandler(this); // Register ourselves as a handler for scan results.
mScannerView.startCamera();
}
@Override
public void onRequestPermissionsResult(int requestCode,
String permissions[], int[] grantResults) {
switch (requestCode) {
case 1: {
// If request is cancelled, the result arrays are empty.
if (grantResults.length > 0
&& grantResults[0] == PackageManager.PERMISSION_GRANTED) {
Log.i("QRScanActivity","permission was granted");
// permission was granted, yay! Do the
// contacts-related task you need to do.
runScanner();
} else {
Log.e("QRScanActivity","permission denied");
setResult(Activity.RESULT_CANCELED);
finish();
// permission denied, boo! Disable the
// functionality that depends on this permission.
}
return;
}
// other 'case' lines to check for other
// permissions this app might request
}
}
@Override
public void handleResult(Result result) {
Intent data=new Intent();
data.putExtra("QRCode", result.getText());
setResult(Activity.RESULT_OK, data);
finish();
}
@Override
protected void onPause() {
super.onPause();
if( mScannerView!=null ) mScannerView.stopCamera(); // Stop camera on pause
}
@Override
protected void onResume() {
super.onResume();
if( mScannerView!=null ) mScannerView.startCamera();
}
}