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我可以阻止android中的來電,但它會在時間斷開之前響起幾秒鐘的問題。我怎樣才能直接斷開電話,而沒有單一的振鈴?Android中的來電阻止
我在Manifest
文件添加權限:
<uses-permission android:name="android.permission.READ_CONTACTS"/>
<uses-permission android:name="android.permission.MODIFY_PHONE_STATE"></uses-permission>
<uses-permission android:name="android.permission.READ_PHONE_STATE"></uses-permission>
<uses-permission android:name="android.permission.CALL_PHONE"></uses-permission>
<uses-feature android:name="android.hardware.telephony" />
然後創建IDL
接口來獲取核心電話服務。
package com.android.internal.telephony;
interface ITelephony {
boolean endCall();
void answerRingingCall();
void silenceRinger();
}
然後爲來電製作廣播接收器。
public class PhonecallReceiver extends BroadcastReceiver {
Context context = null;
@Override
public void onReceive(Context context, Intent intent) {
Log.i(TAG, "Receving call...");
TelephonyManager telephony = (TelephonyManager)
context.getSystemService(Context.TELEPHONY_SERVICE);
try {
Class c = Class.forName(telephony.getClass().getName());
Method m = c.getDeclaredMethod("getITelephony");
m.setAccessible(true);
ITelephony telephonyService = (ITelephony) m.invoke(telephony);
Bundle b = intent.getExtras();
String incommingNumber = b.getString(TelephonyManager.EXTRA_INCOMING_NUMBER);
telephonyService.endCall();
}catch (Exception e){ e.printStackTrace();
}}