| // Copyright 2018 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/system/network/network_icon_purger.h" |
| |
| #include "ash/system/network/network_icon.h" |
| #include "base/bind.h" |
| #include "chromeos/network/network_state_handler.h" |
| |
| using chromeos::NetworkHandler; |
| |
| namespace { |
| const int kPurgeDelayMs = 300; |
| } // namespace |
| |
| namespace ash { |
| |
| NetworkIconPurger::NetworkIconPurger() { |
| // NetworkHandler may not be initialized in tests. |
| if (NetworkHandler::IsInitialized()) { |
| auto* network_handler = NetworkHandler::Get(); |
| network_handler->network_state_handler()->AddObserver(this, FROM_HERE); |
| } |
| } |
| |
| NetworkIconPurger::~NetworkIconPurger() { |
| // NetworkHandler may not be initialized in tests. |
| if (NetworkHandler::IsInitialized()) { |
| auto* network_handler = NetworkHandler::Get(); |
| network_handler->network_state_handler()->RemoveObserver(this, FROM_HERE); |
| } |
| } |
| |
| void NetworkIconPurger::NetworkListChanged() { |
| if (timer_.IsRunning()) |
| return; |
| timer_.Start(FROM_HERE, base::TimeDelta::FromMilliseconds(kPurgeDelayMs), |
| base::BindOnce(&network_icon::PurgeNetworkIconCache)); |
| } |
| |
| } // namespace ash |