系统内部状态信息的相关api: 得到ActivityManager : ActivityManager activityManager = (ActivityManager)this.getSystemService(ACTIVITY_SERVICE isTopActivy(String cmdName){ ActivityManager manager = (ActivityManager) context.getSystemService(ACTIVITY_SERVICE return names; } android 取当前显示的activity : ActivityManager am = (ActivityManager) getSystemService(ACTIVITY_SERVICE
isServiceRunning(String ServicePackageName) { ActivityManager manager = (ActivityManager) getSystemService(ACTIVITY_SERVICE
Vite学习指南,基于腾讯云Webify部署项目。
className)) return false; ActivityManager am = (ActivityManager) context.getSystemService(ACTIVITY_SERVICE
通过ActivityManager ActivityManager manager = (ActivityManager)context.getSystemService(ACTIVITY_SERVICE
ActivityManager am = (ActivityManager) getSystemService(ACTIVITY_SERVICE); ComponentName cn = am.getRunningTasks
1.代码获取当前app内存的使用情况 ActivityManager activityManager = (ActivityManager) getSystemService(ACTIVITY_SERVICE
通知栏,对话框,Toast是我们接触的三个提示框,通知栏是在系统的应用com.adnroid.systemui当中的 接触的几个Manger,getSystemService()方法得到的,参数: ACTIVITY_SERVICE
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
= null) { ActivityManager am = (ActivityManager) getSystemService(ACTIVITY_SERVICE);
网上搜到的方法大多数都是使用下面的代码: ActivityManager am = (ActivityManager) this.getSystemService(ACTIVITY_SERVICE);
(Context context){ ActivityManager activityManager = (ActivityManager) context.getSystemService(ACTIVITY_SERVICE
要查看具体应用系统分配的内存大小,还是需要实际去测试的, 测试方法如下: 方式一: ActivityManager activityManager = (ActivityManager) getSystemService(ACTIVITY_SERVICE
ActivityManager manager = (ActivityManager) getApplicationContext().getSystemService(ACTIVITY_SERVICE
intentBatteryUsage); 16、获取进程号 ActivityManager mActivityManager = (ActivityManager) this.getSystemService(ACTIVITY_SERVICE
while(true){ ActivityManager manager = (ActivityManager) getSystemService(ACTIVITY_SERVICE
//检查设备是否支持OpenGL ES 2.0 final ActivityManager activityManager = (ActivityManager) getSystemService(ACTIVITY_SERVICE
layout_inflater"; public static final String ACCOUNT_SERVICE = "account"; public static final String ACTIVITY_SERVICE
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