Android 判断当前的界面是否是桌面的方法

    /**           * 判断当前界面是否是桌面           */            private boolean isHome() {                ActivityManager mActivityManager = (ActivityManager) getSystemService(Context.ACTIVITY_SERVICE);                List<RunningTaskInfo> rti = mActivityManager.getRunningTasks(1);                return getHomes().contains(rti.get(0).topActivity.getPackageName());            }                    /**           * 获得属于桌面的应用的应用包名称           *            * @return 返回包含所有包名的字符串列表           */            private List<String> getHomes() {                List<String> names = new ArrayList<String>();                PackageManager packageManager = this.getPackageManager();                Intent intent = new Intent(Intent.ACTION_MAIN);                intent.addCategory(Intent.CATEGORY_HOME);                List<ResolveInfo> resolveInfo = packageManager.queryIntentActivities(intent,                        PackageManager.MATCH_DEFAULT_ONLY);                for (ResolveInfo ri : resolveInfo) {                    names.add(ri.activityInfo.packageName);                }                return names;            }