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public class OutGoingCallReceiver extends BroadcastReceiver { //当接收到外拨电话的事件的时候回执行这个方法 @Override public void onReceive(Context context, Intent intent) { //[0]获取到我们保存的ip号码 SharedPreferences sp = context.getSharedPreferences("config", 0); //[0.1]获取我们保存的ip号码 String ipnumber = sp.getString("ipnumber", ""); //[1]获取当前我们要拨打的电话号码 String currentNumber = getResultData(); //[1.1]判断拨打的电话是否是长途 if (currentNumber.startsWith("0")) { //[2]在当前的号码前面加上一个17951 setResultData(ipnumber+currentNumber); } } }
<!--配置广播接收者 --> <receiver android:name="com.itheima.ipdail.OutGoingCallReceiver"> <intent-filter > <action android:name="android.intent.action.NEW_OUTGOING_CALL"/> </intent-filter> </receiver>
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原文地址:http://www.cnblogs.com/xufengyuan/p/5940421.html