NFC태그 스캔할때 인터넷을 실행시키고 싶거든요.. 텍스트는 잘 읽어오는데;;
어느 부분을 수정해야 NFC태그를 스캔했을때 인터넷을 실행시킬수 있을까요?
또, NFC태그했을때 어플을 실행시키려면 필요한 소스좀 부탁드릴께요..
아무리 찾아봐도 manifiest만 바꾸는 이야기 밖에 없어서 ㅠㅠ
package com.example.simplenfc;
import java.io.IOException;
import java.nio.charset.Charset;
import java.util.List;
import java.util.Locale;
import com.example.simplenfc.NFC.NdefMessageParser;
import com.example.simplenfc.NFC.ParsedRecord;
import com.example.simplenfc.NFC.TextRecord;
import com.example.simplenfc.NFC.UriRecord;
import com.google.common.base.Charsets;
import com.google.common.primitives.Bytes;
import android.support.v7.app.ActionBarActivity;
import android.support.v7.app.ActionBar;
import android.support.v4.app.Fragment;
import android.annotation.SuppressLint;
import android.app.PendingIntent;
import android.content.Intent;
import android.nfc.NdefMessage;
import android.nfc.NdefRecord;
import android.nfc.NfcAdapter;
import android.nfc.Tag;
import android.nfc.tech.Ndef;
import android.nfc.tech.NdefFormatable;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;
import android.os.Build;
public class WriteActivity extends ActionBarActivity {
private NfcAdapter nfcAdapter;
private PendingIntent pendingIntent;
public static final int TYPE_TEXT = 1;
public static final int TYPE_URI = 2;
EditText writeText;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_write);
if (savedInstanceState == null) {
getSupportFragmentManager().beginTransaction()
.add(R.id.container, new PlaceholderFragment()).commit();
}
writeText = (EditText) findViewById(R.id.writeText);
// NFC 관련 객체 생성
nfcAdapter = NfcAdapter.getDefaultAdapter(this);
Intent intent = new Intent(this, getClass())
.addFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP);
pendingIntent = PendingIntent.getActivity(this, 0, intent, 0);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.write, 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();
if (id == R.id.action_settings) {
return true;
}
return super.onOptionsItemSelected(item);
}
/**
* A placeholder fragment containing a simple view.
*/
public static class PlaceholderFragment extends Fragment {
public PlaceholderFragment() {
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View rootView = inflater.inflate(R.layout.fragment_write,
container, false);
return rootView;
}
}
/************************************
* 여기서부턴 NFC 관련 메소드
************************************/
@Override
protected void onPause() {
if (nfcAdapter != null) {
nfcAdapter.disableForegroundDispatch(this);
}
super.onPause();
}
@Override
protected void onResume() {
super.onResume();
if (nfcAdapter != null) {
nfcAdapter
.enableForegroundDispatch(this, pendingIntent, null, null);
}
}
// NFC 태그 스캔시 호출되는 메소드
@Override
protected void onNewIntent(Intent intent) {
super.onNewIntent(intent);
if (intent != null) {
processTag(intent); // processTag 메소드 호출
}
}
// onNewIntent 메소드 수행 후 호출되는 메소드
private void processTag(Intent intent) {
// EditText에 입력된 값을 가져옴
String s = writeText.getText().toString();
// 감지된 태그를 가리키는 객체
Tag detectedTag = intent.getParcelableExtra(NfcAdapter.EXTRA_TAG);
// 아무것도 입력받지 않으면 태그에 쓰지 않음
if (s.equals("")) {
Toast.makeText(getApplicationContext(), "내용을 입력해주세요.", 1000).show();
}
// 입력받은 값을 감지된 태그에 씀
else {
NdefMessage message = createTagMessage(s, TYPE_TEXT);
writeTag(message, detectedTag);
}
}
// 감지된 태그에 NdefMessage를 쓰는 메소드
public boolean writeTag(NdefMessage message, Tag tag) {
int size = message.toByteArray().length;
try {
Ndef ndef = Ndef.get(tag);
if (ndef != null) {
ndef.connect();
if (!ndef.isWritable()) {
return false;
}
if (ndef.getMaxSize() < size) {
return false;
}
ndef.writeNdefMessage(message);
Toast.makeText(getApplicationContext(), "쓰기 성공!", 1000).show();
} else {
Toast.makeText(this, "포맷되지 않은 태그이므로 먼저 포맷하고 데이터를 씁니다.",
Toast.LENGTH_SHORT).show();
NdefFormatable formatable = NdefFormatable.get(tag);
if (formatable != null) {
try {
formatable.connect();
formatable.format(message);
} catch (IOException ex) {
ex.printStackTrace();
}
}
return false;
}
} catch (Exception ex) {
ex.printStackTrace();
return false;
}
return true;
}
/**
* Create a new tag message
*
* @param msg
* @param type
* @return
*/
private NdefMessage createTagMessage(String msg, int type) {
NdefRecord[] records = new NdefRecord[1];
if (type == TYPE_TEXT) {
records[0] = createTextRecord(msg, Locale.KOREAN, true);
} else if (type == TYPE_URI) {
records[0] = createUriRecord(msg.getBytes());
}
NdefMessage mMessage = new NdefMessage(records);
return mMessage;
}
private NdefRecord createTextRecord(String text, Locale locale,
boolean encodeInUtf8) {
final byte[] langBytes = locale.getLanguage().getBytes(
Charsets.US_ASCII);
final Charset utfEncoding = encodeInUtf8 ? Charsets.UTF_8 : Charset
.forName("UTF-16");
final byte[] textBytes = text.getBytes(utfEncoding);
final int utfBit = encodeInUtf8 ? 0 : (1 << 7);
final char status = (char) (utfBit + langBytes.length);
final byte[] data = Bytes.concat(new byte[] { (byte) status },
langBytes, textBytes);
return new NdefRecord(NdefRecord.TNF_WELL_KNOWN, NdefRecord.RTD_TEXT,
new byte[0], data);
}
private NdefRecord createUriRecord(byte[] data) {
return new NdefRecord(NdefRecord.TNF_ABSOLUTE_URI, NdefRecord.RTD_URI,
new byte[0], data);
}
}