Gary Morain | 43bc627 | 2012-01-30 14:01:15 -0800 | [diff] [blame] | 1 | // Copyright (c) 2012 The Chromium OS Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #include "shill/power_manager.h" |
| 6 | |
| 7 | #include <map> |
| 8 | #include <string> |
| 9 | |
| 10 | #include <base/logging.h> |
| 11 | #include <base/stl_util-inl.h> |
| 12 | |
| 13 | #include "shill/power_manager_proxy_interface.h" |
| 14 | #include "shill/proxy_factory.h" |
| 15 | |
| 16 | using std::string; |
| 17 | |
| 18 | namespace shill { |
| 19 | |
| 20 | PowerManager::PowerManager(ProxyFactory *proxy_factory) |
| 21 | : power_manager_proxy_(proxy_factory->CreatePowerManagerProxy(this)) { |
| 22 | } |
| 23 | |
| 24 | PowerManager::~PowerManager() { |
| 25 | STLDeleteValues(&state_change_callbacks_); |
| 26 | } |
| 27 | |
| 28 | void PowerManager::AddStateChangeCallback(const string &key, |
| 29 | PowerStateCallback *callback) { |
| 30 | if (ContainsKey(state_change_callbacks_, key)) { |
| 31 | LOG(DFATAL) << "Inserting duplicate key " << key; |
| 32 | LOG(INFO) << "Removing previous callback for key " << key; |
| 33 | RemoveStateChangeCallback(key); |
| 34 | } |
| 35 | state_change_callbacks_[key] = callback; |
| 36 | } |
| 37 | |
| 38 | void PowerManager::RemoveStateChangeCallback(const string &key) { |
| 39 | DCHECK(ContainsKey(state_change_callbacks_, key)) << "Removing unknown key " |
| 40 | << key; |
| 41 | StateChangeCallbackMap::iterator it = state_change_callbacks_.find(key); |
| 42 | if (it != state_change_callbacks_.end()) { |
| 43 | delete it->second; |
| 44 | state_change_callbacks_.erase(it); |
| 45 | } |
| 46 | } |
| 47 | |
| 48 | void PowerManager::OnSuspendDelay(uint32 /* sequence_number */) { |
| 49 | // TODO(gmorain): Do something. |
| 50 | } |
| 51 | |
| 52 | void PowerManager::OnPowerStateChanged(SuspendState new_power_state) { |
| 53 | for (StateChangeCallbackMap::const_iterator it = |
| 54 | state_change_callbacks_.begin(); |
| 55 | it != state_change_callbacks_.end(); ++it) { |
| 56 | it->second->Run(new_power_state); |
| 57 | } |
| 58 | } |
| 59 | |
| 60 | void PowerManager::RegisterSuspendDelay(const uint32_t & /* delay_ms */) { |
| 61 | // TODO(gmorain): Dispatch this to the proxy. |
| 62 | } |
| 63 | |
| 64 | } // namespace shill |