###前提・実現したいこと
プログラミング初心者です。お力添えお願いします。
MainActivityを起動中に着信があった場合、その電話番号をToastにて表示しようとしました。
@Override public void onCallStateChanged(int state, String incomingNumber) { switch (state) { case TelephonyManager.CALL_STATE_IDLE: Log.e("Number",incomingNumber); Toast.makeText(MainActivity.this, "CALL_STATE_IDLE", Toast.LENGTH_SHORT).show(); break; ************************************該当部****************************************************** case TelephonyManager.CALL_STATE_RINGING: Log.e("Number", incomingNumber); SharedPreferences preference = getSharedPreferences("data", Context.MODE_PRIVATE); SharedPreferences.Editor editor = preference.edit(); editor.putString("Number", incomingNumber); NumberEdit.setText(preference.getString("Number", "Phone number")); Toast.makeText(MainActivity.this, incomingNumber, Toast.LENGTH_SHORT).show(); *********************************該当部***********************************************************
ですがCALL_STATE_RINGINGの際に、
Toast.makeText(MainActivity.this, incomingNumber, Toast.LENGTH_SHORT).show(); および Log.e("Number", incomingNumber);
を行い、incomingNumberを確認しようとしたのですが、どうやらincomingNumberには何も入力されていない状態でした。
Toast自体は実行できているのですが、Log.eは実行すらされていないようです。
やはりServiceやReceiverを使わないと着信番号のキャッチは無理なのでしょうか?
以下、全体のコード
<<MainActivity>>
public class MainActivity extends AppCompatActivity { EditText SecondEdit, NumberEdit; TextView SecondTextView, NumberTextView; Button SecondButton, NumberButton; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); if (checkSelfPermission(Manifest.permission.READ_PHONE_STATE) != PackageManager.PERMISSION_GRANTED) { requestPermissions(new String[]{Manifest.permission.READ_PHONE_STATE}, MY_PERMISSIONS_REQUEST_READ_PHONE_STATE); TelephonyManager telephonyManager = (TelephonyManager) getSystemService(TELEPHONY_SERVICE); PhoneStateListener phoneStateListener = new MyPhoneStateListener(); telephonyManager.listen(phoneStateListener, PhoneStateListener.LISTEN_CALL_STATE); final SharedPreferences preference = getSharedPreferences("data", Context.MODE_PRIVATE); NumberTextView = (TextView) findViewById(R.id.NumberTextView); SecondTextView = (TextView) findViewById(R.id.SecondTextView); SecondEdit = (EditText) findViewById(R.id.SecondEdit); NumberEdit = (EditText) findViewById(R.id.NumberEdit); NumberButton = (Button) findViewById(R.id.NumberButton); NumberButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { SharedPreferences.Editor editor = preference.edit(); editor.putString("Number", NumberEdit.getText().toString()); editor.commit(); NumberTextView.setText(preference.getString("Number", "Phone number")); } }); SecondButton = (Button) findViewById(R.id.SecondButton); SecondButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { SharedPreferences.Editor editor = preference.edit(); editor.putString("Second", SecondEdit.getText().toString()); editor.commit(); SecondTextView.setText(preference.getString("Second", "180")); } }); } @Override protected void onResume() { super.onResume(); SharedPreferences preference = getSharedPreferences("data", Context.MODE_PRIVATE); SecondTextView.setText(preference.getString("Second", "180")); NumberTextView.setText(preference.getString("Number", "Phone number")); } @Override protected void onPause() { super.onPause(); } private class MyPhoneStateListener extends PhoneStateListener { @Override public void onCallStateChanged(int state, String incomingNumber) { switch (state) { case TelephonyManager.CALL_STATE_IDLE: Log.e("Number",incomingNumber); Toast.makeText(MainActivity.this, "CALL_STATE_IDLE", Toast.LENGTH_SHORT).show(); break; case TelephonyManager.CALL_STATE_RINGING: Log.e("Number", incomingNumber);###問題の部分### SharedPreferences preference = getSharedPreferences("data", Context.MODE_PRIVATE); SharedPreferences.Editor editor = preference.edit(); editor.putString("Number", incomingNumber); NumberEdit.setText(preference.getString("Number", "Phone number")); Toast.makeText(MainActivity.this, incomingNumber, Toast.LENGTH_SHORT).show(); break; case TelephonyManager.CALL_STATE_OFFHOOK: Log.e("Number", incomingNumber); Toast.makeText(MainActivity.this, "CALL_STATE_OFFHOOK", Toast.LENGTH_SHORT).show(); break; } } } }
<<AndroidManifest>>
<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.silentbreakerfortest" android:installLocation="internalOnly"> <uses-permission android:name="android.permission.READ_PHONE_STATE"/> <application android:allowBackup="true" android:icon="@mipmap/ic_launcher" android:label="@string/app_name" android:roundIcon="@mipmap/ic_launcher_round" android:supportsRtl="true" android:theme="@style/AppTheme"> <activity android:name=".MainActivity"> <intent-filter> <action android:name="android.intent.action.MAIN" /> <action android:name="android.intent.action.PHONE_STATE" /> <category android:name="android.intent.category.LAUNCHER" /> </intent-filter> </activity> </application> </manifest>
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