Android检测当前应用是否在桌面

/**
 * 判断是否为桌面
 * 
 * @return
 */
public static boolean isHome(Context context) {
List<String> homes = getHomes(context);
ActivityManager mActivityManager = (ActivityManager) context
.getSystemService(Context.ACTIVITY_SERVICE);
List<RunningTaskInfo> rti = mActivityManager.getRunningTasks(1);

return homes.contains(rti.get(0).topActivity.getPackageName());
}


/**
 * 获取所有桌面
 * 
 * @return
 */
private static List<String> getHomes(Context context) {
List<String> packages = new ArrayList<String>();
PackageManager packageManager = context.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 info : resolveInfo) {
packages.add(info.activityInfo.packageName);
}