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| 1 // Copyright 2013 The Chromium 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 "base/command_line.h" | |
| 6 #include "base/debug/trace_event.h" | |
| 7 #include "base/logging.h" | |
| 8 #include "ui/events/device_data_manager.h" | |
| 9 #include "ui/ozone/ozone_platform.h" | |
| 10 #include "ui/ozone/ozone_switches.h" | |
| 11 #include "ui/ozone/platform_object.h" | |
| 12 #include "ui/ozone/platform_selection.h" | |
| 13 | |
| 14 namespace ui { | |
| 15 | |
| 16 namespace { | |
| 17 | |
| 18 bool g_platform_initialized_ui = false; | |
| 19 bool g_platform_initialized_gpu = false; | |
| 20 | |
| 21 } | |
| 22 | |
| 23 OzonePlatform::OzonePlatform() { | |
| 24 CHECK(!instance_) << "There should only be a single OzonePlatform."; | |
| 25 instance_ = this; | |
| 26 g_platform_initialized_ui = false; | |
| 27 g_platform_initialized_gpu = false; | |
| 28 } | |
| 29 | |
| 30 OzonePlatform::~OzonePlatform() { | |
| 31 CHECK_EQ(instance_, this); | |
| 32 instance_ = NULL; | |
| 33 } | |
| 34 | |
| 35 // static | |
| 36 void OzonePlatform::InitializeForUI() { | |
| 37 CreateInstance(); | |
| 38 if (g_platform_initialized_ui) | |
| 39 return; | |
| 40 g_platform_initialized_ui = true; | |
| 41 instance_->InitializeUI(); | |
| 42 // This is deliberately created after initializing so that the platform can | |
| 43 // create its own version of DDM. | |
| 44 DeviceDataManager::CreateInstance(); | |
| 45 } | |
| 46 | |
| 47 // static | |
| 48 void OzonePlatform::InitializeForGPU() { | |
| 49 CreateInstance(); | |
| 50 if (g_platform_initialized_gpu) | |
| 51 return; | |
| 52 g_platform_initialized_gpu = true; | |
| 53 instance_->InitializeGPU(); | |
| 54 } | |
| 55 | |
| 56 // static | |
| 57 OzonePlatform* OzonePlatform::GetInstance() { | |
| 58 CHECK(instance_) << "OzonePlatform is not initialized"; | |
| 59 return instance_; | |
| 60 } | |
| 61 | |
| 62 // static | |
| 63 void OzonePlatform::CreateInstance() { | |
| 64 if (!instance_) { | |
| 65 TRACE_EVENT1("ozone", | |
| 66 "OzonePlatform::Initialize", | |
| 67 "platform", | |
| 68 GetOzonePlatformName()); | |
| 69 scoped_ptr<OzonePlatform> platform = | |
| 70 PlatformObject<OzonePlatform>::Create(); | |
| 71 | |
| 72 // TODO(spang): Currently need to leak this object. | |
| 73 CHECK_EQ(instance_, platform.release()); | |
| 74 } | |
| 75 } | |
| 76 | |
| 77 // static | |
| 78 OzonePlatform* OzonePlatform::instance_; | |
| 79 | |
| 80 } // namespace ui | |
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Chromium Code Reviews
Issue 379233005:
ozone: Move public files to ui/ozone/public & update public DEPS (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src