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博客园 - 晓光

Android获取手机短信 Android系统的进程,任务,服务的信息 Android程序如何安装到内存或卡中 (转)解决Debug certificate expired的问题 (转)Android ViewGroup的onInterceptTouchEvent()事件分析 (转)禁止横屏和竖屏切换 (转)Android Bitmap 与 Drawable之间的转换 (转)Android中两种设置全屏的方法 (转)SQL Server Compact Edition 数据库连接字符串 (转)Android Project Structure (转)SqlDateTime溢出类错误解决 C# 数据库连接字符串集合 - 晓光 - 博客园 Android Activity生命周期 Flex HttpService,WebService简单介绍 (转)Flex Module通信(2)——使用事件 (转)Flex Modules通信(1)——通过接口 (转)Canvas不能接收 rollOver和roolOut事件的解决方案 - 晓光 - 博客园 (转)FLEX中使用outerDocument - 晓光 - 博客园 (转)C# Hashtable Synchronized vs SyncRoot
(转)Android之getSystemService
晓光 · 2011-02-14 · via 博客园 - 晓光

getSystemService是Android很重要的一个API,它是Activity的一个方法,根据传入的NAME来取得对应的Object,然后转换成相应的服务对象。以下介绍系统相应的服务。

传入的Name 返回的对象 说明
WINDOW_SERVICE  WindowManager 管理打开的窗口程序
LAYOUT_INFLATER_SERVICE LayoutInflater  取得xml里定义的view
ACTIVITY_SERVICE ActivityManager  管理应用程序的系统状态

POWER_SERVICE

PowerManger 电源的服务
ALARM_SERVICE AlarmManager 闹钟的服务

NOTIFICATION_SERVICE 

NotificationManager 状态栏的服务
KEYGUARD_SERVICE  KeyguardManager  键盘锁的服务
LOCATION_SERVICE  LocationManager  位置的服务,如GPS
SEARCH_SERVICE SearchManager  搜索的服务
VEBRATOR_SERVICE  Vebrator 手机震动的服务
CONNECTIVITY_SERVICE Connectivity 网络连接的服务
WIFI_SERVICE WifiManager Wi-Fi服务
 TELEPHONY_SERVICE TeleponyManager 电话服务