5 #ifndef FLUTTER_SHELL_PLATFORM_WINDOWS_FLUTTER_WINDOWS_ENGINE_H_
6 #define FLUTTER_SHELL_PLATFORM_WINDOWS_FLUTTER_WINDOWS_ENGINE_H_
12 #include <shared_mutex>
14 #include <string_view>
15 #include <unordered_map>
18 #include "flutter/fml/closure.h"
19 #include "flutter/fml/macros.h"
25 #include "flutter/shell/platform/embedder/embedder.h"
48 #include "third_party/rapidjson/include/rapidjson/document.h"
62 FlutterThreadPriority priority) {
66 case FlutterThreadPriority::kBackground: {
67 SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_BELOW_NORMAL);
70 case FlutterThreadPriority::kDisplay: {
71 SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_ABOVE_NORMAL);
74 case FlutterThreadPriority::kRaster: {
75 SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_ABOVE_NORMAL);
78 case FlutterThreadPriority::kNormal: {
121 bool Run(std::string_view entrypoint);
124 virtual bool running()
const {
return engine_ !=
nullptr; }
134 std::unique_ptr<FlutterWindowsView>
CreateView(
135 std::unique_ptr<WindowBindingHandler> window);
154 void SetSwitches(
const std::vector<std::string>& switches);
159 return message_dispatcher_.get();
167 return texture_registrar_.get();
175 return window_proc_delegate_manager_.get();
193 return keyboard_key_handler_.get();
201 const size_t message_size,
243 FlutterSemanticsAction
action,
244 fml::MallocMapping data);
271 root_isolate_create_callback_ =
callback;
278 void OnQuit(std::optional<HWND> hwnd,
279 std::optional<WPARAM> wparam,
280 std::optional<LPARAM> lparam,
305 return lifecycle_manager_.get();
309 return windows_proc_table_;
353 const FlutterViewFocusChangeRequest* request);
365 HCURSOR GetCursorByName(
const std::string& cursor_name)
const;
371 void SendSystemLocales();
377 void InitializeKeyboard();
380 void SendAccessibilityFeatures();
385 bool Present(
const FlutterPresentViewInfo* info);
390 FlutterEngineProcTable embedder_api_ = {};
392 std::unique_ptr<FlutterProjectBundle> project_;
410 std::unordered_map<FlutterViewId, FlutterWindowsView*> views_;
419 mutable std::shared_mutex views_mutex_;
422 std::unique_ptr<TaskRunner> task_runner_;
425 fml::RefPtr<flutter::FlutterDesktopMessenger> messenger_;
428 std::unique_ptr<BinaryMessengerImpl> messenger_wrapper_;
431 std::unique_ptr<IncomingMessageDispatcher> message_dispatcher_;
434 std::unique_ptr<FlutterDesktopPluginRegistrar> plugin_registrar_;
437 std::unique_ptr<FlutterWindowsTextureRegistrar> texture_registrar_;
442 std::unique_ptr<egl::Manager> egl_manager_;
446 std::unique_ptr<Compositor> compositor_;
449 std::unique_ptr<PluginRegistrar> internal_plugin_registrar_;
452 std::unique_ptr<AccessibilityPlugin> accessibility_plugin_;
455 std::unique_ptr<CursorHandler> cursor_handler_;
458 std::unique_ptr<PlatformHandler> platform_handler_;
461 std::unique_ptr<KeyboardHandlerBase> keyboard_key_handler_;
465 std::unique_ptr<WindowManager> window_manager_;
468 std::unique_ptr<TextInputPlugin> text_input_plugin_;
471 std::unique_ptr<SettingsPlugin> settings_plugin_;
477 plugin_registrar_destruction_callbacks_;
480 std::chrono::nanoseconds FrameInterval();
483 std::chrono::nanoseconds start_time_ = std::chrono::nanoseconds::zero();
486 std::optional<std::chrono::nanoseconds> frame_interval_override_ =
489 bool semantics_enabled_ =
false;
491 bool high_contrast_enabled_ =
false;
493 bool enable_impeller_ =
false;
496 std::unique_ptr<WindowProcDelegateManager> window_proc_delegate_manager_;
499 fml::closure root_isolate_create_callback_;
502 fml::closure next_frame_callback_;
505 std::unique_ptr<WindowsLifecycleManager> lifecycle_manager_;
507 std::shared_ptr<WindowsProcTable> windows_proc_table_;
509 std::shared_ptr<egl::ProcTable> gl_;
511 std::unique_ptr<PlatformViewPlugin> platform_view_plugin_;
FlutterWindowsTextureRegistrar * texture_registrar()
void UpdateHighContrastMode()
std::shared_ptr< WindowsProcTable > windows_proc_table()
TaskRunner * task_runner()
FlutterWindowsEngine(const FlutterProjectBundle &project, std::shared_ptr< WindowsProcTable > windows_proc_table=nullptr)
void UpdateAccessibilityFeatures()
FlutterDesktopMessengerRef messenger()
WindowsLifecycleManager * lifecycle_manager()
void OnWindowStateEvent(HWND hwnd, WindowStateEvent event)
void OnDwmCompositionChanged()
void RequestApplicationQuit(HWND hwnd, WPARAM wparam, LPARAM lparam, AppExitType exit_type)
WindowProcDelegateManager * window_proc_delegate_manager()
FlutterWindowsView * view(FlutterViewId view_id) const
void OnPreEngineRestart()
void SendViewFocusEvent(const FlutterViewFocusEvent &event)
bool SendPlatformMessage(const char *channel, const uint8_t *message, const size_t message_size, const FlutterDesktopBinaryReply reply, void *user_data)
virtual void OnViewFocusChangeRequest(const FlutterViewFocusChangeRequest *request)
std::optional< LRESULT > ProcessExternalWindowMessage(HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam)
void AddPluginRegistrarDestructionCallback(FlutterDesktopOnPluginRegistrarDestroyed callback, FlutterDesktopPluginRegistrarRef registrar)
bool RegisterExternalTexture(int64_t texture_id)
void SendPlatformMessageResponse(const FlutterDesktopMessageResponseHandle *handle, const uint8_t *data, size_t data_length)
void SetRootIsolateCreateCallback(const fml::closure &callback)
static FlutterWindowsEngine * GetEngineForId(int64_t engine_id)
void UpdateSemanticsEnabled(bool enabled)
std::string GetExecutableName() const
virtual void OnChannelUpdate(std::string name, bool listening)
virtual std::unique_ptr< KeyboardHandlerBase > CreateKeyboardKeyHandler(BinaryMessenger *messenger, KeyboardKeyEmbedderHandler::GetKeyStateHandler get_key_state, KeyboardKeyEmbedderHandler::MapVirtualKeyToScanCode map_vk_to_scan)
bool DispatchSemanticsAction(FlutterViewId view_id, uint64_t node_id, FlutterSemanticsAction action, fml::MallocMapping data)
bool MarkExternalTextureFrameAvailable(int64_t texture_id)
FlutterWindowsView * GetViewFromTopLevelWindow(HWND hwnd) const
KeyboardHandlerBase * keyboard_key_handler()
bool high_contrast_enabled() const
virtual bool running() const
std::unique_ptr< FlutterWindowsView > CreateView(std::unique_ptr< WindowBindingHandler > window)
bool semantics_enabled() const
virtual bool PostRasterThreadTask(fml::closure callback) const
IncomingMessageDispatcher * message_dispatcher()
friend class EngineModifier
bool UnregisterExternalTexture(int64_t texture_id)
BinaryMessenger * messenger_wrapper()
void SetNextFrameCallback(fml::closure callback)
void HandlePlatformMessage(const FlutterPlatformMessage *)
virtual void RemoveView(FlutterViewId view_id)
WindowManager * window_manager()
FlutterDesktopPluginRegistrarRef GetRegistrar()
virtual std::unique_ptr< TextInputPlugin > CreateTextInputPlugin(BinaryMessenger *messenger)
void UpdateFlutterCursor(const std::string &cursor_name) const
TextInputPlugin * text_input_plugin()
void SetFlutterCursor(HCURSOR cursor) const
void OnVsync(intptr_t baton)
void SendPointerEvent(const FlutterPointerEvent &event)
void SendWindowMetricsEvent(const FlutterWindowMetricsEvent &event)
void SetSwitches(const std::vector< std::string > &switches)
void SendKeyEvent(const FlutterKeyEvent &event, FlutterKeyEventCallback callback, void *user_data)
egl::Manager * egl_manager() const
void OnQuit(std::optional< HWND > hwnd, std::optional< WPARAM > wparam, std::optional< LPARAM > lparam, UINT exit_code)
virtual ~FlutterWindowsEngine()
std::function< SHORT(UINT, bool)> MapVirtualKeyToScanCode
std::function< SHORT(int)> GetKeyStateHandler
void(* FlutterDesktopBinaryReply)(const uint8_t *data, size_t data_size, void *user_data)
struct FlutterDesktopMessenger * FlutterDesktopMessengerRef
struct _FlutterPlatformMessageResponseHandle FlutterDesktopMessageResponseHandle
void(* FlutterDesktopOnPluginRegistrarDestroyed)(FlutterDesktopPluginRegistrarRef)
FlutterDesktopBinaryReply callback
WindowStateEvent
An event representing a change in window state that may update the.
static void WindowsPlatformThreadPrioritySetter(FlutterThreadPriority priority)
constexpr FlutterViewId kImplicitViewId
std::unique_ptr< _FlutterEngineAOTData, FlutterEngineCollectAOTDataFnPtr > UniqueAotDataPtr