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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "content/public/browser/browser_main_runner.h" | |
| 6 | |
| 7 #include "base/allocator/allocator_shim.h" | |
| 8 #include "base/base_switches.h" | |
| 9 #include "base/command_line.h" | |
| 10 #include "base/debug/trace_event.h" | |
| 11 #include "base/logging.h" | |
| 12 #include "base/metrics/histogram.h" | |
| 13 #include "content/browser/browser_main_loop.h" | |
| 14 #include "content/browser/notification_service_impl.h" | |
| 15 #include "content/common/child_process.h" | |
| 16 #include "content/public/common/content_switches.h" | |
| 17 #include "content/public/common/main_function_params.h" | |
| 18 | |
| 19 #if defined(OS_WIN) | |
| 20 #include "base/win/scoped_com_initializer.h" | |
| 21 #endif | |
| 22 | |
| 23 bool g_exited_main_message_loop = false; | |
| 24 | |
| 25 namespace { | |
| 26 | |
| 27 class BrowserMainRunnerImpl : public content::BrowserMainRunner { | |
| 28 public: | |
| 29 BrowserMainRunnerImpl() | |
| 30 : is_initialized_(false), | |
| 31 is_shutdown_(false), | |
| 32 created_threads_(false) { | |
| 33 } | |
| 34 | |
| 35 ~BrowserMainRunnerImpl() { | |
| 36 if (is_initialized_ && !is_shutdown_) | |
| 37 Shutdown(); | |
| 38 } | |
| 39 | |
| 40 virtual int Initialize(const content::MainFunctionParams& parameters) | |
| 41 OVERRIDE { | |
| 42 is_initialized_ = true; | |
| 43 | |
| 44 // ChildProcess:: is a misnomer unless you consider context. Use | |
| 45 // of --wait-for-debugger only makes sense when Chrome itself is a | |
| 46 // child process (e.g. when launched by PyAuto). | |
| 47 if (parameters.command_line.HasSwitch(switches::kWaitForDebugger)) | |
| 48 ChildProcess::WaitForDebugger("Browser"); | |
| 49 | |
| 50 notification_service_.reset(new NotificationServiceImpl); | |
| 51 | |
| 52 main_loop_.reset(new content::BrowserMainLoop(parameters)); | |
| 53 | |
| 54 main_loop_->Init(); | |
| 55 | |
| 56 main_loop_->EarlyInitialization(); | |
| 57 | |
| 58 // Must happen before we try to use a message loop or display any UI. | |
| 59 main_loop_->InitializeToolkit(); | |
| 60 | |
| 61 main_loop_->MainMessageLoopStart(); | |
| 62 | |
| 63 // WARNING: If we get a WM_ENDSESSION, objects created on the stack here | |
| 64 // are NOT deleted. If you need something to run during WM_ENDSESSION add it | |
| 65 // to browser_shutdown::Shutdown or BrowserProcess::EndSession. | |
| 66 | |
| 67 #if defined(OS_WIN) | |
| 68 #if !defined(NO_TCMALLOC) | |
| 69 // When linking shared libraries, NO_TCMALLOC is defined, and dynamic | |
| 70 // allocator selection is not supported. | |
| 71 | |
| 72 // Make this call before going multithreaded, or spawning any subprocesses. | |
| 73 base::allocator::SetupSubprocessAllocator(); | |
| 74 #endif | |
| 75 | |
| 76 com_initializer_.reset(new base::win::ScopedCOMInitializer); | |
| 77 #endif // OS_WIN | |
| 78 | |
| 79 statistics_.reset(new base::StatisticsRecorder); | |
| 80 | |
| 81 main_loop_->CreateThreads(); | |
| 82 int result_code = main_loop_->GetResultCode(); | |
| 83 if (result_code > 0) | |
| 84 return result_code; | |
| 85 created_threads_ = true; | |
| 86 | |
| 87 // Return -1 to indicate no early termination. | |
| 88 return -1; | |
| 89 } | |
| 90 | |
| 91 virtual int Run() OVERRIDE { | |
| 92 DCHECK(is_initialized_); | |
| 93 DCHECK(!is_shutdown_); | |
| 94 main_loop_->RunMainMessageLoopParts(); | |
| 95 return main_loop_->GetResultCode(); | |
| 96 } | |
| 97 | |
| 98 virtual void Shutdown() OVERRIDE { | |
| 99 DCHECK(is_initialized_); | |
| 100 DCHECK(!is_shutdown_); | |
| 101 g_exited_main_message_loop = true; | |
| 102 | |
| 103 if (created_threads_) | |
| 104 main_loop_->ShutdownThreadsAndCleanUp(); | |
| 105 | |
| 106 statistics_.reset(NULL); | |
| 107 | |
| 108 #if defined(OS_WIN) | |
| 109 com_initializer_.reset(NULL); | |
| 110 #endif | |
| 111 | |
| 112 main_loop_.reset(NULL); | |
| 113 | |
| 114 notification_service_.reset(NULL); | |
| 115 | |
| 116 is_shutdown_ = true; | |
| 117 } | |
| 118 | |
| 119 protected: | |
| 120 // True if the runner has been initialized. | |
| 121 bool is_initialized_; | |
| 122 | |
| 123 // True if the runner has been shut down. | |
| 124 bool is_shutdown_; | |
| 125 | |
| 126 // True if the non-UI threads were created. | |
| 127 bool created_threads_; | |
| 128 | |
| 129 scoped_ptr<NotificationServiceImpl> notification_service_; | |
| 130 scoped_ptr<content::BrowserMainLoop> main_loop_; | |
| 131 #if defined(OS_WIN) | |
| 132 scoped_ptr<base::win::ScopedCOMInitializer> com_initializer_; | |
| 133 #endif | |
| 134 scoped_ptr<base::StatisticsRecorder> statistics_; | |
| 135 | |
| 136 DISALLOW_COPY_AND_ASSIGN(BrowserMainRunnerImpl); | |
| 137 }; | |
| 138 | |
| 139 } // namespace | |
| 140 | |
| 141 namespace content { | |
| 142 | |
| 143 // static | |
| 144 BrowserMainRunner* BrowserMainRunner::Create() { | |
| 145 return new BrowserMainRunnerImpl(); | |
| 146 } | |
| 147 | |
| 148 } // namespace content | |
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Chromium Code Reviews
Issue 9372027:
Revert 121236 - Support sharing of ContentMain and BrowserMain code with embedded use cases (try ... (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src/