Index: ash/mus/user_activity_forwarder.cc |
diff --git a/ash/mus/user_activity_forwarder.cc b/ash/mus/user_activity_forwarder.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..2df1368189af15dca9d848b5f828d3ccc709e90a |
--- /dev/null |
+++ b/ash/mus/user_activity_forwarder.cc |
@@ -0,0 +1,43 @@ |
+// Copyright 2017 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "ash/mus/user_activity_forwarder.h" |
+ |
+#include <cmath> |
+ |
+#include "services/service_manager/public/cpp/connector.h" |
+#include "services/ui/public/interfaces/constants.mojom.h" |
+#include "ui/base/user_activity/user_activity_detector.h" |
+ |
+namespace ash { |
+namespace mus { |
+ |
+UserActivityForwarder::UserActivityForwarder( |
+ service_manager::Connector* connector, |
+ ui::UserActivityDetector* detector) |
+ : user_activity_observer_binding_(this), user_activity_detector_(detector) { |
+ DCHECK(detector); |
+ |
+ // |connector| is null in some tests. |
+ if (connector) { |
+ // Round UserActivityDetector's notification interval up to the nearest |
+ // second (the granularity exposed by UserActivityMonitor). |
+ const uint32_t kNotifyIntervalSec = static_cast<uint32_t>( |
sadrul
2017/01/18 22:10:58
constexpr?
Daniel Erat
2017/01/19 01:56:24
i tried this initially, but the UserActivityDetect
|
+ ceil(ui::UserActivityDetector::kNotifyIntervalMs / 1000.0)); |
+ |
+ connector->BindInterface(ui::mojom::kServiceName, &user_activity_monitor_); |
+ user_activity_monitor_->AddUserActivityObserver( |
+ kNotifyIntervalSec, |
+ user_activity_observer_binding_.CreateInterfacePtrAndBind()); |
+ } |
+} |
+ |
+UserActivityForwarder::~UserActivityForwarder() {} |
+ |
+void UserActivityForwarder::OnUserActivity() { |
+ user_activity_detector_->HandleExternalUserActivity(); |
+} |
+ |
+} // namespace mus |
+} // namespace ash |