| // Copyright 2015 The Cobalt Authors. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #ifndef COBALT_BROWSER_APPLICATION_H_ |
| #define COBALT_BROWSER_APPLICATION_H_ |
| |
| #include <memory> |
| #include <string> |
| |
| #include "base/callback.h" |
| #include "base/command_line.h" |
| #include "base/macros.h" |
| #include "base/message_loop/message_loop.h" |
| #include "base/threading/thread_checker.h" |
| #include "cobalt/account/account_manager.h" |
| #include "cobalt/base/event_dispatcher.h" |
| #include "cobalt/browser/browser_module.h" |
| #include "cobalt/browser/memory_tracker/tool.h" |
| #include "cobalt/system_window/system_window.h" |
| #include "starboard/event.h" |
| |
| #if defined(ENABLE_WEBDRIVER) |
| #include "cobalt/webdriver/web_driver_module.h" |
| #endif |
| |
| #if defined(ENABLE_DEBUGGER) |
| #include "cobalt/debug/console/command_manager.h" |
| #include "cobalt/debug/remote/debug_web_server.h" |
| #endif // ENABLE_DEBUGGER |
| |
| namespace cobalt { |
| namespace browser { |
| |
| // The Application class is meant to manage the main thread's UI message |
| // loop. This class is not designed to be thread safe. |
| class Application { |
| public: |
| // The passed in |quit_closure| can be called internally by the Application to |
| // signal that it would like to quit. |
| Application(const base::Closure& quit_closure, bool should_preload); |
| virtual ~Application(); |
| |
| // Start from a preloaded state. |
| void Start(); |
| void Quit(); |
| void HandleStarboardEvent(const SbEvent* event); |
| |
| protected: |
| base::MessageLoop* message_loop() { return message_loop_; } |
| |
| // Called to handle a network event. |
| void OnNetworkEvent(const base::Event* event); |
| |
| // Called to handle an application event. |
| void OnApplicationEvent(SbEventType event_type); |
| |
| // Called to handle a deep link event. |
| void OnDeepLinkEvent(const base::Event* event); |
| |
| #if SB_API_VERSION >= 8 |
| // Called to handle a window size change event. |
| void OnWindowSizeChangedEvent(const base::Event* event); |
| #endif // SB_API_VERSION >= 8 |
| |
| #if SB_HAS(ON_SCREEN_KEYBOARD) |
| void OnOnScreenKeyboardShownEvent(const base::Event* event); |
| void OnOnScreenKeyboardHiddenEvent(const base::Event* event); |
| void OnOnScreenKeyboardFocusedEvent(const base::Event* event); |
| void OnOnScreenKeyboardBlurredEvent(const base::Event* event); |
| #if SB_API_VERSION >= 11 |
| void OnOnScreenKeyboardSuggestionsUpdatedEvent(const base::Event* event); |
| #endif // SB_API_VERSION >= 11 |
| #endif // SB_HAS(ON_SCREEN_KEYBOARD) |
| |
| #if SB_HAS(CAPTIONS) |
| void OnCaptionSettingsChangedEvent(const base::Event* event); |
| #endif // SB_HAS(CAPTIONS) |
| |
| // Called when a navigation occurs in the BrowserModule. |
| void WebModuleRecreated(); |
| |
| // A conduit for system events. |
| base::EventDispatcher event_dispatcher_; |
| |
| // Account manager. |
| std::unique_ptr<account::AccountManager> account_manager_; |
| |
| // Main components of the Cobalt browser application. |
| std::unique_ptr<BrowserModule> browser_module_; |
| |
| // Event callbacks. |
| base::EventCallback network_event_callback_; |
| base::EventCallback deep_link_event_callback_; |
| #if SB_API_VERSION >= 8 |
| base::EventCallback window_size_change_event_callback_; |
| #endif // SB_API_VERSION >= 8 |
| #if SB_HAS(ON_SCREEN_KEYBOARD) |
| base::EventCallback on_screen_keyboard_shown_event_callback_; |
| base::EventCallback on_screen_keyboard_hidden_event_callback_; |
| base::EventCallback on_screen_keyboard_focused_event_callback_; |
| base::EventCallback on_screen_keyboard_blurred_event_callback_; |
| #if SB_API_VERSION >= 11 |
| base::EventCallback on_screen_keyboard_suggestions_updated_event_callback_; |
| #endif // SB_API_VERSION >= 11 |
| #endif // SB_HAS(ON_SCREEN_KEYBOARD) |
| #if SB_HAS(CAPTIONS) |
| base::EventCallback on_caption_settings_changed_event_callback_; |
| #endif // SB_HAS(CAPTIONS) |
| |
| // Thread checkers to ensure that callbacks for network and application events |
| // always occur on the same thread. |
| THREAD_CHECKER(network_event_thread_checker_); |
| THREAD_CHECKER(application_event_thread_checker_); |
| |
| #if defined(ENABLE_WEBDRIVER) |
| // WebDriver implementation with embedded HTTP server. |
| std::unique_ptr<webdriver::WebDriverModule> web_driver_module_; |
| #endif |
| |
| #if defined(ENABLE_DEBUGGER) |
| // Web server to serve devtools front end. Debugging messages are sent and |
| // received via a WebSocket and communicated to an embedded DebugDispatcher. |
| std::unique_ptr<debug::remote::DebugWebServer> debug_web_server_; |
| #endif |
| |
| private: |
| enum AppStatus { |
| kUninitializedAppStatus, |
| kPreloadingAppStatus, |
| kRunningAppStatus, |
| kPausedAppStatus, |
| kSuspendedAppStatus, |
| kWillQuitAppStatus, |
| kQuitAppStatus, |
| kShutDownAppStatus, |
| }; |
| |
| enum NetworkStatus { |
| kDisconnectedNetworkStatus, |
| kConnectedNetworkStatus, |
| }; |
| |
| // Stats related |
| |
| struct CValStats { |
| CValStats(); |
| |
| base::CVal<base::cval::SizeInBytes, base::CValPublic> free_cpu_memory; |
| base::CVal<base::cval::SizeInBytes, base::CValPublic> used_cpu_memory; |
| |
| // GPU memory stats are not always available, so we put them behind |
| // base::optional so that we can enable them at runtime depending on system |
| // capabilities. |
| base::Optional<base::CVal<base::cval::SizeInBytes, base::CValPublic> > |
| free_gpu_memory; |
| base::Optional<base::CVal<base::cval::SizeInBytes, base::CValPublic> > |
| used_gpu_memory; |
| |
| base::CVal<int64, base::CValPublic> app_start_time; |
| base::CVal<base::TimeDelta, base::CValPublic> app_lifetime; |
| }; |
| |
| void UpdateUserAgent(); |
| void UpdatePeriodicStats(); |
| void DispatchEventInternal(base::Event* event); |
| |
| // The message loop that will handle UI events. |
| base::MessageLoop* message_loop_; |
| |
| const base::Closure quit_closure_; |
| |
| static ssize_t available_memory_; |
| static int64 lifetime_in_ms_; |
| |
| static AppStatus app_status_; |
| static int app_suspend_count_; |
| static int app_resume_count_; |
| static int app_pause_count_; |
| static int app_unpause_count_; |
| |
| static NetworkStatus network_status_; |
| static int network_connect_count_; |
| static int network_disconnect_count_; |
| |
| CValStats c_val_stats_; |
| |
| base::RepeatingTimer stats_update_timer_; |
| |
| #if defined(ENABLE_DEBUGGER) && defined(STARBOARD_ALLOWS_MEMORY_TRACKING) |
| std::unique_ptr<memory_tracker::Tool> memory_tracker_tool_; |
| |
| // Command handler object for creating a memory tracker. |
| debug::console::ConsoleCommandManager::CommandHandler |
| memory_tracker_command_handler_; |
| |
| // Create a memory tracker with the given message |
| void OnMemoryTrackerCommand(const std::string& message); |
| #endif // defined(ENABLE_DEBUGGER) && defined(STARBOARD_ALLOWS_MEMORY_TRACKING) |
| |
| // The latest link received before the Web Module is loaded is stored here. |
| std::string early_deep_link_; |
| |
| // Dispach events for early deeplink. This should be called once the Web |
| // Module is loaded. |
| void DispatchEarlyDeepLink(); |
| |
| DISALLOW_COPY_AND_ASSIGN(Application); |
| }; |
| |
| } // namespace browser |
| } // namespace cobalt |
| |
| #endif // COBALT_BROWSER_APPLICATION_H_ |