PackageManager manager = context.getPackageManager();
		Intent intent = new Intent(Intent.ACTION_MAIN);
		List<ResolveInfo> infos = manager.queryIntentActivities(intent, 0);
		List<ComponentName> names = new ArrayList<ComponentName>();
		List<Map<String, String>> list = new ArrayList<Map<String, String>>();
		for (ResolveInfo info : infos) {
			ComponentName cn = new ComponentName(info.activityInfo.packageName,
					info.activityInfo.name);
			names.add(cn);
		}
		IUsageStats mUsageStatsService = IUsageStats.Stub
				.asInterface(ServiceManager.getService("usagestats"));
		for (ComponentName name : names) {
			PkgUsageStats aStats = null;
			ApplicationInfo info = null;
			try {
				aStats = mUsageStatsService.getPkgUsageStats(name);
				info = manager.getApplicationInfo(name.getPackageName(),
						PackageManager.GET_META_DATA);
			} catch (Exception e) {
				e.printStackTrace();
			}
			if (aStats != null && info != null) {
				String appName = info.loadLabel(manager).toString();
				int count = aStats.launchCount;
				if (count == 0) {
					continue;
				}
				Map<String, String> map = new HashMap<String, String>();
				map.put("appName", appName);
				map.put("count", count + "");
				list.add(map);
			}
		}