android/barcodesample/MainActivity.java

package dk.thoerup.android.barcodesample;

import android.content.Intent;
import android.support.v7.app.ActionBarActivity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;

import com.google.zxing.integration.android.IntentIntegrator;
import com.google.zxing.integration.android.IntentResult;

/*
  http://blog.dihaw.com/integrating-zxing-in-your-android-app-as-standalone-scanner/

  http://code.tutsplus.com/tutorials/android-sdk-create-a-barcode-reader--mobile-17162


  http://stackoverflow.com/questions/27851512/how-to-integrate-zxing-library-to-android-studio-for-barcode-scanning

 */

public class MainActivity extends ActionBarActivity {

    private Button scanBtn;
    private TextView formatTxt, contentTxt;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        scanBtn = (Button) findViewById(R.id.button);
        formatTxt = (TextView)findViewById(R.id.scan_format);
        contentTxt = (TextView)findViewById(R.id.scan_content);


        scanBtn.setOnClickListener(new View.OnClickListener() {

            @Override
            public void onClick(View v) {
                /*Intent intent = new Intent("com.google.zxing.client.android.SCAN");
                intent.putExtra("com.google.zxing.client.android.SCAN.SCAN_MODE", "QR_CODE_MODE");
                startActivityForResult(intent, 0);*/

                IntentIntegrator scanIntegrator = new IntentIntegrator(MainActivity.this);
                scanIntegrator.initiateScan();
            }
        });

    }

    public void onActivityResult(int requestCode, int resultCode, Intent intent) {
        IntentResult scanningResult = IntentIntegrator.parseActivityResult(requestCode, resultCode, intent);

        if (scanningResult != null) {
            String scanContent = scanningResult.getContents();
            String scanFormat = scanningResult.getFormatName();

            formatTxt.setText("FORMAT: " + scanFormat);
            contentTxt.setText("CONTENT: " + scanContent);
        }
        else{
            Toast toast = Toast.makeText(getApplicationContext(), "No scan data received!", Toast.LENGTH_SHORT);
            toast.show();
        }
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_main, menu);
        return true;
    }

    @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.action_settings) {
            return true;
        }

        return super.onOptionsItemSelected(item);
    }
}
1	package dk.thoerup.android.barcodesample;
2
3	import android.content.Intent;
4	import android.support.v7.app.ActionBarActivity;
5	import android.os.Bundle;
6	import android.view.Menu;
7	import android.view.MenuItem;
8	import android.view.View;
9	import android.widget.Button;
10	import android.widget.TextView;
11	import android.widget.Toast;
12
13	import com.google.zxing.integration.android.IntentIntegrator;
14	import com.google.zxing.integration.android.IntentResult;
15
16	/*
17	http://blog.dihaw.com/integrating-zxing-in-your-android-app-as-standalone-scanner/
18
19	http://code.tutsplus.com/tutorials/android-sdk-create-a-barcode-reader--mobile-17162
20
21
22	http://stackoverflow.com/questions/27851512/how-to-integrate-zxing-library-to-android-studio-for-barcode-scanning
23
24	*/
25
26	public class MainActivity extends ActionBarActivity {
27
28	private Button scanBtn;
29	private TextView formatTxt, contentTxt;
30
31	@Override
32	protected void onCreate(Bundle savedInstanceState) {
33	super.onCreate(savedInstanceState);
34	setContentView(R.layout.activity_main);
35
36	scanBtn = (Button) findViewById(R.id.button);
37	formatTxt = (TextView)findViewById(R.id.scan_format);
38	contentTxt = (TextView)findViewById(R.id.scan_content);
39
40
41
42
43	scanBtn.setOnClickListener(new View.OnClickListener() {
44
45	@Override
46	public void onClick(View v) {
47	/*Intent intent = new Intent("com.google.zxing.client.android.SCAN");
48	intent.putExtra("com.google.zxing.client.android.SCAN.SCAN_MODE", "QR_CODE_MODE");
49	startActivityForResult(intent, 0);*/
50
51	IntentIntegrator scanIntegrator = new IntentIntegrator(MainActivity.this);
52	scanIntegrator.initiateScan();
53	}
54	});
55
56	}
57
58	public void onActivityResult(int requestCode, int resultCode, Intent intent) {
59	IntentResult scanningResult = IntentIntegrator.parseActivityResult(requestCode, resultCode, intent);
60
61	if (scanningResult != null) {
62	String scanContent = scanningResult.getContents();
63	String scanFormat = scanningResult.getFormatName();
64
65	formatTxt.setText("FORMAT: " + scanFormat);
66	contentTxt.setText("CONTENT: " + scanContent);
67	}
68	else{
69	Toast toast = Toast.makeText(getApplicationContext(), "No scan data received!", Toast.LENGTH_SHORT);
70	toast.show();
71	}
72	}
73
74	@Override
75	public boolean onCreateOptionsMenu(Menu menu) {
76	// Inflate the menu; this adds items to the action bar if it is present.
77	getMenuInflater().inflate(R.menu.menu_main, menu);
78	return true;
79	}
80
81	@Override
82	public boolean onOptionsItemSelected(MenuItem item) {
83	// Handle action bar item clicks here. The action bar will
84	// automatically handle clicks on the Home/Up button, so long
85	// as you specify a parent activity in AndroidManifest.xml.
86	int id = item.getItemId();
87
88	//noinspection SimplifiableIfStatement
89	if (id == R.id.action_settings) {
90	return true;
91	}
92
93	return super.onOptionsItemSelected(item);
94	}
95	}