| // Copyright (c) 2010 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 "base/message_loop/message_pump.h" |
| |
| #include "base/message_loop/message_pump_default.h" |
| #include "base/message_loop/message_pump_for_io.h" |
| #include "base/message_loop/message_pump_for_ui.h" |
| |
| #if defined(OS_MACOSX) |
| #include "base/message_loop/message_pump_mac.h" |
| #endif |
| |
| namespace base { |
| |
| namespace { |
| |
| MessagePump::MessagePumpFactory* message_pump_for_ui_factory_ = nullptr; |
| |
| } // namespace |
| |
| MessagePump::MessagePump() = default; |
| |
| MessagePump::~MessagePump() = default; |
| |
| void MessagePump::SetTimerSlack(TimerSlack) { |
| } |
| |
| // static |
| void MessagePump::OverrideMessagePumpForUIFactory(MessagePumpFactory* factory) { |
| DCHECK(!message_pump_for_ui_factory_); |
| message_pump_for_ui_factory_ = factory; |
| } |
| |
| // static |
| bool MessagePump::IsMessagePumpForUIFactoryOveridden() { |
| return message_pump_for_ui_factory_ != nullptr; |
| } |
| |
| // static |
| std::unique_ptr<MessagePump> MessagePump::Create(Type type) { |
| switch (type) { |
| case Type::UI: |
| if (message_pump_for_ui_factory_) |
| return message_pump_for_ui_factory_(); |
| #if defined(OS_IOS) || defined(OS_MACOSX) |
| return MessagePumpMac::Create(); |
| #elif defined(OS_NACL) || defined(OS_AIX) |
| // Currently NaCl and AIX don't have a UI MessagePump. |
| // TODO(abarth): Figure out if we need this. |
| NOTREACHED(); |
| return nullptr; |
| #else |
| return std::make_unique<MessagePumpForUI>(); |
| #endif |
| |
| case Type::IO: |
| return std::make_unique<MessagePumpForIO>(); |
| |
| #if defined(OS_ANDROID) |
| case Type::JAVA: |
| return std::make_unique<MessagePumpForUI>(); |
| #endif |
| |
| #if defined(OS_MACOSX) |
| case Type::NS_RUNLOOP: |
| return std::make_unique<MessagePumpNSRunLoop>(); |
| #endif |
| |
| #if defined(OS_WIN) |
| case Type::UI_WITH_WM_QUIT_SUPPORT: { |
| auto pump = std::make_unique<MessagePumpForUI>(); |
| pump->EnableWmQuit(); |
| return pump; |
| } |
| #endif // defined(OS_WIN) |
| |
| case Type::CUSTOM: |
| NOTREACHED(); |
| return nullptr; |
| |
| case Type::DEFAULT: |
| #if defined(OS_IOS) |
| // On iOS, a native runloop is always required to pump system work. |
| return std::make_unique<MessagePumpCFRunLoop>(); |
| #else |
| return std::make_unique<MessagePumpDefault>(); |
| #endif |
| } |
| } |
| |
| } // namespace base |