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;

    //ved rotate bliver activity'en genstartet - så enten skal variablerne gøres static/gemmes på anden vis eller også skal man låse for rotation
    static String scanContent = "";
    static String scanFormat = "";


    @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();
            }
        });

    }

    @Override
    protected void onStart() {
        super.onStart();
        updateLabels();
    }

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

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

            updateLabels();
        }
        else{
            Toast toast = Toast.makeText(getApplicationContext(), "No scan data received!", Toast.LENGTH_SHORT);
            toast.show();
        }
    }

    private void updateLabels() {
        formatTxt.setText("FORMAT: " + scanFormat);
        contentTxt.setText("CONTENT: " + scanContent);
    }

    @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	torben	2527	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	torben	2529	//ved rotate bliver activity'en genstartet - så enten skal variablerne gøres static/gemmes på anden vis eller også skal man låse for rotation
32			static String scanContent = "";
33			static String scanFormat = "";
34
35
36
37	torben	2527	@Override
38			protected void onCreate(Bundle savedInstanceState) {
39			super.onCreate(savedInstanceState);
40			setContentView(R.layout.activity_main);
41
42			scanBtn = (Button) findViewById(R.id.button);
43			formatTxt = (TextView)findViewById(R.id.scan_format);
44			contentTxt = (TextView)findViewById(R.id.scan_content);
45
46
47
48
49			scanBtn.setOnClickListener(new View.OnClickListener() {
50
51			@Override
52			public void onClick(View v) {
53			/*Intent intent = new Intent("com.google.zxing.client.android.SCAN");
54			intent.putExtra("com.google.zxing.client.android.SCAN.SCAN_MODE", "QR_CODE_MODE");
55			startActivityForResult(intent, 0);*/
56
57			IntentIntegrator scanIntegrator = new IntentIntegrator(MainActivity.this);
58			scanIntegrator.initiateScan();
59			}
60			});
61
62			}
63
64	torben	2529	@Override
65			protected void onStart() {
66			super.onStart();
67			updateLabels();
68			}
69
70	torben	2527	public void onActivityResult(int requestCode, int resultCode, Intent intent) {
71			IntentResult scanningResult = IntentIntegrator.parseActivityResult(requestCode, resultCode, intent);
72
73			if (scanningResult != null) {
74	torben	2529	scanContent = scanningResult.getContents();
75			scanFormat = scanningResult.getFormatName();
76	torben	2527
77	torben	2529	updateLabels();
78	torben	2527	}
79			else{
80			Toast toast = Toast.makeText(getApplicationContext(), "No scan data received!", Toast.LENGTH_SHORT);
81			toast.show();
82			}
83			}
84
85	torben	2529	private void updateLabels() {
86			formatTxt.setText("FORMAT: " + scanFormat);
87			contentTxt.setText("CONTENT: " + scanContent);
88			}
89
90	torben	2527	@Override
91			public boolean onCreateOptionsMenu(Menu menu) {
92			// Inflate the menu; this adds items to the action bar if it is present.
93			getMenuInflater().inflate(R.menu.menu_main, menu);
94			return true;
95			}
96
97			@Override
98			public boolean onOptionsItemSelected(MenuItem item) {
99			// Handle action bar item clicks here. The action bar will
100			// automatically handle clicks on the Home/Up button, so long
101			// as you specify a parent activity in AndroidManifest.xml.
102			int id = item.getItemId();
103
104			//noinspection SimplifiableIfStatement
105			if (id == R.id.action_settings) {
106			return true;
107			}
108
109			return super.onOptionsItemSelected(item);
110			}
111			}