![240](https://cdn2.jianshu.io/assets/default_avatar/7-0993d41a595d6ab6ef17b19496eb2f21.jpg?imageMogr2/auto-orient/strip|imageView2/1/w/240/h/240)
import java.io.IOException;import android.app.Service;import android.con...
import android.app.Activity;import android.content.ComponentName;import ...
import android.app.Activity;import android.content.ComponentName;import ...
import android.app.Activity;import android.app.Notification;import andro...
package com.example.test13_tabhost;import android.app.Activity;import an...
package com.qq.view;import java.text.SimpleDateFormat;import java.util.D...
android:name="android.permission.SEND_SMS"android:name="android.permissi...
publicvoidonBackPressed(){// TODO Auto-generated method stubsuper.onBack...
android:shape="rectangle"|"oval"|"line"|"ring"//共有4種類型号涯,矩形(默認(rèn))/橢圓形/直線形/環(huán)形...