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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "content/browser/power_save_blocker.h" | 5 #include "content/browser/power_save_blocker.h" |
6 | 6 |
7 #include "base/basictypes.h" | 7 #include "base/basictypes.h" |
8 #include "base/bind.h" | 8 #include "base/bind.h" |
9 #include "base/callback.h" | 9 #include "base/callback.h" |
10 #include "base/command_line.h" | 10 #include "base/command_line.h" |
11 #include "base/environment.h" | 11 #include "base/environment.h" |
12 #include "base/file_path.h" | 12 #include "base/file_path.h" |
13 #include "base/logging.h" | 13 #include "base/logging.h" |
14 #include "base/memory/ref_counted.h" | 14 #include "base/memory/ref_counted.h" |
15 #include "base/memory/scoped_ptr.h" | 15 #include "base/memory/scoped_ptr.h" |
16 #include "base/memory/singleton.h" | 16 #include "base/memory/singleton.h" |
17 #include "base/message_loop_proxy.h" | 17 #include "base/message_loop_proxy.h" |
18 #include "base/nix/xdg_util.h" | 18 #include "base/nix/xdg_util.h" |
19 #include "base/threading/platform_thread.h" | 19 #include "base/threading/platform_thread.h" |
20 #include "content/public/browser/browser_thread.h" | 20 #include "content/public/browser/browser_thread.h" |
21 #include "dbus/bus.h" | 21 #include "dbus/bus.h" |
22 #include "dbus/message.h" | 22 #include "dbus/message.h" |
23 #include "dbus/object_path.h" | |
24 #include "dbus/object_proxy.h" | 23 #include "dbus/object_proxy.h" |
25 | 24 |
26 using content::BrowserThread; | 25 using content::BrowserThread; |
27 | 26 |
28 namespace { | 27 namespace { |
29 | 28 |
30 // This class is used to inhibit Power Management on Linux systems | 29 // This class is used to inhibit Power Management on Linux systems |
31 // using D-Bus interfaces. Mainly, there are two interfaces that | 30 // using D-Bus interfaces. Mainly, there are two interfaces that |
32 // make this possible. | 31 // make this possible. |
33 // org.freedesktop.PowerManagement[.Inhibit] is considered to be | 32 // org.freedesktop.PowerManagement[.Inhibit] is considered to be |
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130 return; | 129 return; |
131 } | 130 } |
132 } else if ((pending_inhibit_call_ && !postponed_uninhibit_call_) || | 131 } else if ((pending_inhibit_call_ && !postponed_uninhibit_call_) || |
133 inhibit_cookie_ > 0) { | 132 inhibit_cookie_ > 0) { |
134 return; | 133 return; |
135 } | 134 } |
136 | 135 |
137 scoped_refptr<dbus::ObjectProxy> object_proxy = | 136 scoped_refptr<dbus::ObjectProxy> object_proxy = |
138 DBusPowerSaveBlocker::GetInstance()->bus()->GetObjectProxy( | 137 DBusPowerSaveBlocker::GetInstance()->bus()->GetObjectProxy( |
139 "org.freedesktop.PowerManagement", | 138 "org.freedesktop.PowerManagement", |
140 dbus::ObjectPath("/org/freedesktop/PowerManagement/Inhibit")); | 139 "/org/freedesktop/PowerManagement/Inhibit"); |
141 dbus::MethodCall method_call("org.freedesktop.PowerManagement.Inhibit", | 140 dbus::MethodCall method_call("org.freedesktop.PowerManagement.Inhibit", |
142 "Inhibit"); | 141 "Inhibit"); |
143 dbus::MessageWriter message_writer(&method_call); | 142 dbus::MessageWriter message_writer(&method_call); |
144 base::Callback<void(dbus::Response*)> bus_callback; | 143 base::Callback<void(dbus::Response*)> bus_callback; |
145 | 144 |
146 switch (type) { | 145 switch (type) { |
147 case PowerSaveBlocker::kPowerSaveBlockPreventDisplaySleep: | 146 case PowerSaveBlocker::kPowerSaveBlockPreventDisplaySleep: |
148 case PowerSaveBlocker::kPowerSaveBlockPreventSystemSleep: | 147 case PowerSaveBlocker::kPowerSaveBlockPreventSystemSleep: |
149 // The org.freedesktop.PowerManagement.Inhibit interface offers only one | 148 // The org.freedesktop.PowerManagement.Inhibit interface offers only one |
150 // Inhibit() method, that temporarily disables all power management | 149 // Inhibit() method, that temporarily disables all power management |
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278 // we make an uninhibit request to cancel it now. | 277 // we make an uninhibit request to cancel it now. |
279 if (type != PowerSaveBlocker::kPowerSaveBlockPreventNone && | 278 if (type != PowerSaveBlocker::kPowerSaveBlockPreventNone && |
280 pending_inhibit_calls_ == 0 && | 279 pending_inhibit_calls_ == 0 && |
281 inhibit_cookie_ > 0) { | 280 inhibit_cookie_ > 0) { |
282 ApplyBlock(PowerSaveBlocker::kPowerSaveBlockPreventNone); | 281 ApplyBlock(PowerSaveBlocker::kPowerSaveBlockPreventNone); |
283 } | 282 } |
284 | 283 |
285 scoped_refptr<dbus::ObjectProxy> object_proxy = | 284 scoped_refptr<dbus::ObjectProxy> object_proxy = |
286 DBusPowerSaveBlocker::GetInstance()->bus()->GetObjectProxy( | 285 DBusPowerSaveBlocker::GetInstance()->bus()->GetObjectProxy( |
287 "org.gnome.SessionManager", | 286 "org.gnome.SessionManager", |
288 dbus::ObjectPath("/org/gnome/SessionManager")); | 287 "/org/gnome/SessionManager"); |
289 dbus::MethodCall method_call("org.gnome.SessionManager", "Inhibit"); | 288 dbus::MethodCall method_call("org.gnome.SessionManager", "Inhibit"); |
290 dbus::MessageWriter message_writer(&method_call); | 289 dbus::MessageWriter message_writer(&method_call); |
291 base::Callback<void(dbus::Response*)> bus_callback; | 290 base::Callback<void(dbus::Response*)> bus_callback; |
292 | 291 |
293 unsigned int flags = 0; | 292 unsigned int flags = 0; |
294 switch (type) { | 293 switch (type) { |
295 case PowerSaveBlocker::kPowerSaveBlockPreventDisplaySleep: | 294 case PowerSaveBlocker::kPowerSaveBlockPreventDisplaySleep: |
296 flags |= kInhibitMarkSessionAsIdle; | 295 flags |= kInhibitMarkSessionAsIdle; |
297 break; | 296 break; |
298 case PowerSaveBlocker::kPowerSaveBlockPreventSystemSleep: | 297 case PowerSaveBlocker::kPowerSaveBlockPreventSystemSleep: |
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457 } | 456 } |
458 | 457 |
459 } // namespace | 458 } // namespace |
460 | 459 |
461 // Called only from UI thread. | 460 // Called only from UI thread. |
462 // static | 461 // static |
463 void PowerSaveBlocker::ApplyBlock(PowerSaveBlockerType type) { | 462 void PowerSaveBlocker::ApplyBlock(PowerSaveBlockerType type) { |
464 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | 463 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
465 DBusPowerSaveBlocker::GetInstance()->ApplyBlock(type); | 464 DBusPowerSaveBlocker::GetInstance()->ApplyBlock(type); |
466 } | 465 } |
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