flutter_windows.cc File Reference

#include "flutter/shell/platform/windows/public/flutter_windows.h"
#include <io.h>
#include <algorithm>
#include <chrono>
#include <cstdlib>
#include <filesystem>
#include <memory>
#include <vector>
#include "flutter/shell/platform/common/client_wrapper/include/flutter/plugin_registrar.h"
#include "flutter/shell/platform/common/incoming_message_dispatcher.h"
#include "flutter/shell/platform/common/path_utils.h"
#include "flutter/shell/platform/embedder/embedder.h"
#include "flutter/shell/platform/windows/dpi_utils.h"
#include "flutter/shell/platform/windows/flutter_project_bundle.h"
#include "flutter/shell/platform/windows/flutter_window.h"
#include "flutter/shell/platform/windows/flutter_windows_engine.h"
#include "flutter/shell/platform/windows/flutter_windows_view.h"
#include "flutter/shell/platform/windows/flutter_windows_view_controller.h"
#include "flutter/shell/platform/windows/window_binding_handler.h"
#include "flutter/shell/platform/windows/window_state.h"

Go to the source code of this file.

Functions
static flutter::FlutterWindowsEngine *	EngineFromHandle (FlutterDesktopEngineRef ref)
static FlutterDesktopEngineRef	HandleForEngine (flutter::FlutterWindowsEngine *engine)
static flutter::FlutterWindowsViewController *	ViewControllerFromHandle (FlutterDesktopViewControllerRef ref)
static FlutterDesktopViewControllerRef	HandleForViewController (flutter::FlutterWindowsViewController *view_controller)
static flutter::FlutterWindowsView *	ViewFromHandle (FlutterDesktopViewRef ref)
static FlutterDesktopViewRef	HandleForView (flutter::FlutterWindowsView *view)
static flutter::FlutterWindowsTextureRegistrar *	TextureRegistrarFromHandle (FlutterDesktopTextureRegistrarRef ref)
static FlutterDesktopTextureRegistrarRef	HandleForTextureRegistrar (flutter::FlutterWindowsTextureRegistrar *registrar)
static FlutterDesktopViewControllerRef	CreateViewController (FlutterDesktopEngineRef engine_ref, int width, int height, bool owns_engine)
FlutterDesktopViewControllerRef	FlutterDesktopViewControllerCreate (int width, int height, FlutterDesktopEngineRef engine)
FlutterDesktopViewControllerRef	FlutterDesktopEngineCreateViewController (FlutterDesktopEngineRef engine, const FlutterDesktopViewControllerProperties *properties)
void	FlutterDesktopViewControllerDestroy (FlutterDesktopViewControllerRef ref)
FlutterDesktopViewId	FlutterDesktopViewControllerGetViewId (FlutterDesktopViewControllerRef ref)
FlutterDesktopEngineRef	FlutterDesktopViewControllerGetEngine (FlutterDesktopViewControllerRef ref)
FlutterDesktopViewRef	FlutterDesktopViewControllerGetView (FlutterDesktopViewControllerRef ref)
void	FlutterDesktopViewControllerForceRedraw (FlutterDesktopViewControllerRef ref)
bool	FlutterDesktopViewControllerHandleTopLevelWindowProc (FlutterDesktopViewControllerRef ref, HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam, LRESULT *result)
FlutterDesktopEngineRef	FlutterDesktopEngineCreate (const FlutterDesktopEngineProperties *engine_properties)
bool	FlutterDesktopEngineDestroy (FlutterDesktopEngineRef engine_ref)
bool	FlutterDesktopEngineRun (FlutterDesktopEngineRef engine, const char *entry_point)
uint64_t	FlutterDesktopEngineProcessMessages (FlutterDesktopEngineRef engine)
void	FlutterDesktopEngineReloadSystemFonts (FlutterDesktopEngineRef engine)
FlutterDesktopPluginRegistrarRef	FlutterDesktopEngineGetPluginRegistrar (FlutterDesktopEngineRef engine, const char *plugin_name)
FlutterDesktopMessengerRef	FlutterDesktopEngineGetMessenger (FlutterDesktopEngineRef engine)
FlutterDesktopTextureRegistrarRef	FlutterDesktopEngineGetTextureRegistrar (FlutterDesktopEngineRef engine)
void	FlutterDesktopEngineSetNextFrameCallback (FlutterDesktopEngineRef engine, VoidCallback callback, void *user_data)
HWND	FlutterDesktopViewGetHWND (FlutterDesktopViewRef view)
IDXGIAdapter *	FlutterDesktopViewGetGraphicsAdapter (FlutterDesktopViewRef view)
bool	FlutterDesktopEngineProcessExternalWindowMessage (FlutterDesktopEngineRef engine, HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam, LRESULT *result)
void	FlutterDesktopEngineRegisterPlatformViewType (FlutterDesktopEngineRef engine, const char *view_type_name, FlutterPlatformViewTypeEntry view_type)
FlutterDesktopViewRef	FlutterDesktopPluginRegistrarGetView (FlutterDesktopPluginRegistrarRef registrar)
FlutterDesktopViewRef	FlutterDesktopPluginRegistrarGetViewById (FlutterDesktopPluginRegistrarRef registrar, FlutterDesktopViewId view_id)
void	FlutterDesktopPluginRegistrarRegisterTopLevelWindowProcDelegate (FlutterDesktopPluginRegistrarRef registrar, FlutterDesktopWindowProcCallback delegate, void *user_data)
void	FlutterDesktopPluginRegistrarUnregisterTopLevelWindowProcDelegate (FlutterDesktopPluginRegistrarRef registrar, FlutterDesktopWindowProcCallback delegate)
UINT	FlutterDesktopGetDpiForHWND (HWND hwnd)
UINT	FlutterDesktopGetDpiForMonitor (HMONITOR monitor)
void	FlutterDesktopResyncOutputStreams ()
FlutterDesktopMessengerRef	FlutterDesktopPluginRegistrarGetMessenger (FlutterDesktopPluginRegistrarRef registrar)
void	FlutterDesktopPluginRegistrarSetDestructionHandler (FlutterDesktopPluginRegistrarRef registrar, FlutterDesktopOnPluginRegistrarDestroyed callback)
bool	FlutterDesktopMessengerSendWithReply (FlutterDesktopMessengerRef messenger, const char *channel, const uint8_t *message, const size_t message_size, const FlutterDesktopBinaryReply reply, void *user_data)
bool	FlutterDesktopMessengerSend (FlutterDesktopMessengerRef messenger, const char *channel, const uint8_t *message, const size_t message_size)
void	FlutterDesktopMessengerSendResponse (FlutterDesktopMessengerRef messenger, const FlutterDesktopMessageResponseHandle *handle, const uint8_t *data, size_t data_length)
void	FlutterDesktopMessengerSetCallback (FlutterDesktopMessengerRef messenger, const char *channel, FlutterDesktopMessageCallback callback, void *user_data)
FlutterDesktopMessengerRef	FlutterDesktopMessengerAddRef (FlutterDesktopMessengerRef messenger)
void	FlutterDesktopMessengerRelease (FlutterDesktopMessengerRef messenger)
bool	FlutterDesktopMessengerIsAvailable (FlutterDesktopMessengerRef messenger)
FlutterDesktopMessengerRef	FlutterDesktopMessengerLock (FlutterDesktopMessengerRef messenger)
void	FlutterDesktopMessengerUnlock (FlutterDesktopMessengerRef messenger)
FlutterDesktopTextureRegistrarRef	FlutterDesktopRegistrarGetTextureRegistrar (FlutterDesktopPluginRegistrarRef registrar)
int64_t	FlutterDesktopTextureRegistrarRegisterExternalTexture (FlutterDesktopTextureRegistrarRef texture_registrar, const FlutterDesktopTextureInfo *texture_info)
void	FlutterDesktopTextureRegistrarUnregisterExternalTexture (FlutterDesktopTextureRegistrarRef texture_registrar, int64_t texture_id, void(*callback)(void *user_data), void *user_data)
bool	FlutterDesktopTextureRegistrarMarkExternalTextureFrameAvailable (FlutterDesktopTextureRegistrarRef texture_registrar, int64_t texture_id)

Function Documentation

CreateViewController()

static FlutterDesktopViewControllerRef CreateViewController ( FlutterDesktopEngineRef  engine_ref, int  width, int  height, bool  owns_engine  )

static

Definition at line 79 of file flutter_windows.cc.

                      {
  flutter::FlutterWindowsEngine* engine_ptr = EngineFromHandle(engine_ref);
  std::unique_ptr<flutter::WindowBindingHandler> window_wrapper =
      std::make_unique<flutter::FlutterWindow>(
          width, height, engine_ptr->windows_proc_table());
 
  std::unique_ptr<flutter::FlutterWindowsEngine> engine;
  if (owns_engine) {
    engine = std::unique_ptr<flutter::FlutterWindowsEngine>(engine_ptr);
  }
 
  std::unique_ptr<flutter::FlutterWindowsView> view =
      engine_ptr->CreateView(std::move(window_wrapper));
  if (!view) {
    return nullptr;
  }
 
  auto controller = std::make_unique<flutter::FlutterWindowsViewController>(
      std::move(engine), std::move(view));
 
  // Launch the engine if it is not running already.
  if (!controller->engine()->running()) {
    if (!controller->engine()->Run()) {
      return nullptr;
    }
  }
 
  // Must happen after engine is running.
  controller->view()->SendInitialBounds();
 
  // The Windows embedder listens to accessibility updates using the
  // view's HWND. The embedder's accessibility features may be stale if
  // the app was in headless mode.
  controller->engine()->UpdateAccessibilityFeatures();
 
  return HandleForViewController(controller.release());
}

EngineFromHandle()

static flutter::FlutterWindowsEngine * EngineFromHandle ( FlutterDesktopEngineRef  ref )

static

Definition at line 32 of file flutter_windows.cc.

                                 {
  return reinterpret_cast<flutter::FlutterWindowsEngine*>(ref);
}

FlutterDesktopEngineCreate()

FlutterDesktopEngineRef FlutterDesktopEngineCreate

(

const FlutterDesktopEngineProperties *

engine_properties

)

Definition at line 183 of file flutter_windows.cc.

                                                             {
  flutter::FlutterProjectBundle project(*engine_properties);
  auto engine = std::make_unique<flutter::FlutterWindowsEngine>(project);
  return HandleForEngine(engine.release());
}

FlutterDesktopEngineCreateViewController()

FlutterDesktopViewControllerRef FlutterDesktopEngineCreateViewController	(	FlutterDesktopEngineRef	engine,
		const FlutterDesktopViewControllerProperties *	properties
	)

Definition at line 128 of file flutter_windows.cc.

                                                              {
  return CreateViewController(engine, properties->width, properties->height,
                              /*owns_engine=*/false);
}

FlutterDesktopEngineDestroy()

bool FlutterDesktopEngineDestroy

(

FlutterDesktopEngineRef

engine_ref

)

Definition at line 190 of file flutter_windows.cc.

                                                                     {
  flutter::FlutterWindowsEngine* engine = EngineFromHandle(engine_ref);
  bool result = true;
  if (engine->running()) {
    result = engine->Stop();
  }
  delete engine;
  return result;
}

FlutterDesktopEngineGetMessenger()

FlutterDesktopMessengerRef FlutterDesktopEngineGetMessenger

(

FlutterDesktopEngineRef

engine

)

Definition at line 228 of file flutter_windows.cc.

                                    {
  return EngineFromHandle(engine)->messenger();
}

FlutterDesktopEngineGetPluginRegistrar()

FlutterDesktopPluginRegistrarRef FlutterDesktopEngineGetPluginRegistrar	(	FlutterDesktopEngineRef	engine,
		const char *	plugin_name
	)

Definition at line 218 of file flutter_windows.cc.

                             {
  // Currently, one registrar acts as the registrar for all plugins, so the
  // name is ignored. It is part of the API to reduce churn in the future when
  // aligning more closely with the Flutter registrar system.
 
  return EngineFromHandle(engine)->GetRegistrar();
}

FlutterDesktopEngineGetTextureRegistrar()

FlutterDesktopTextureRegistrarRef FlutterDesktopEngineGetTextureRegistrar

(

FlutterDesktopEngineRef

engine

)

Definition at line 233 of file flutter_windows.cc.

                                    {
  return HandleForTextureRegistrar(
      EngineFromHandle(engine)->texture_registrar());
}

FlutterDesktopEngineProcessExternalWindowMessage()

bool FlutterDesktopEngineProcessExternalWindowMessage	(	FlutterDesktopEngineRef	engine,
		HWND	hwnd,
		UINT	message,
		WPARAM	wparam,
		LPARAM	lparam,
		LRESULT *	result
	)

Definition at line 266 of file flutter_windows.cc.

                     {
  std::optional<LRESULT> lresult =
      EngineFromHandle(engine)->ProcessExternalWindowMessage(hwnd, message,
                                                             wparam, lparam);
  if (result && lresult.has_value()) {
    *result = lresult.value();
  }
  return lresult.has_value();
}

FlutterDesktopEngineProcessMessages()

uint64_t FlutterDesktopEngineProcessMessages

(

FlutterDesktopEngineRef

engine

)

Definition at line 210 of file flutter_windows.cc.

                                                                             {
  return std::chrono::nanoseconds::max().count();
}

FlutterDesktopEngineRegisterPlatformViewType()

void FlutterDesktopEngineRegisterPlatformViewType	(	FlutterDesktopEngineRef	engine,
		const char *	view_type_name,
		FlutterPlatformViewTypeEntry	view_type
	)

Definition at line 282 of file flutter_windows.cc.

                                            {
  // TODO(schectman): forward to platform view manager.
  // https://github.com/flutter/flutter/issues/143375
}

FlutterDesktopEngineReloadSystemFonts()

void FlutterDesktopEngineReloadSystemFonts

(

FlutterDesktopEngineRef

engine

)

Definition at line 214 of file flutter_windows.cc.

                                                                           {
  EngineFromHandle(engine)->ReloadSystemFonts();
}

FlutterDesktopEngineRun()

bool FlutterDesktopEngineRun	(	FlutterDesktopEngineRef	engine,
		const char *	entry_point
	)

Definition at line 200 of file flutter_windows.cc.

                                                      {
  std::string_view entry_point_view{""};
  if (entry_point != nullptr) {
    entry_point_view = entry_point;
  }
 
  return EngineFromHandle(engine)->Run(entry_point_view);
}

FlutterDesktopEngineSetNextFrameCallback()

void FlutterDesktopEngineSetNextFrameCallback	(	FlutterDesktopEngineRef	engine,
		VoidCallback	callback,
		void *	user_data
	)

Definition at line 239 of file flutter_windows.cc.

                                                               {
  EngineFromHandle(engine)->SetNextFrameCallback(
      [callback, user_data]() { callback(user_data); });
}

FlutterDesktopGetDpiForHWND()

UINT FlutterDesktopGetDpiForHWND

(

HWND

hwnd

)

Definition at line 316 of file flutter_windows.cc.

                                            {
  return flutter::GetDpiForHWND(hwnd);
}

FlutterDesktopGetDpiForMonitor()

UINT FlutterDesktopGetDpiForMonitor

(

HMONITOR

monitor

)

Definition at line 320 of file flutter_windows.cc.

                                                      {
  return flutter::GetDpiForMonitor(monitor);
}

FlutterDesktopMessengerAddRef()

FlutterDesktopMessengerRef FlutterDesktopMessengerAddRef

(

FlutterDesktopMessengerRef

messenger

)

Definition at line 396 of file flutter_windows.cc.

                                          {
  return flutter::FlutterDesktopMessenger::FromRef(messenger)
      ->AddRef()
      ->ToRef();
}

FlutterDesktopMessengerIsAvailable()

bool FlutterDesktopMessengerIsAvailable

(

FlutterDesktopMessengerRef

messenger

)

Definition at line 407 of file flutter_windows.cc.

                                                                              {
  return flutter::FlutterDesktopMessenger::FromRef(messenger)->GetEngine() !=
         nullptr;
}

FlutterDesktopMessengerLock()

FlutterDesktopMessengerRef FlutterDesktopMessengerLock

(

FlutterDesktopMessengerRef

messenger

)

Definition at line 412 of file flutter_windows.cc.

                                          {
  flutter::FlutterDesktopMessenger::FromRef(messenger)->GetMutex().lock();
  return messenger;
}

FlutterDesktopMessengerRelease()

void FlutterDesktopMessengerRelease

(

FlutterDesktopMessengerRef

messenger

)

Definition at line 403 of file flutter_windows.cc.

                                                                          {
  flutter::FlutterDesktopMessenger::FromRef(messenger)->Release();
}

FlutterDesktopMessengerSend()

bool FlutterDesktopMessengerSend	(	FlutterDesktopMessengerRef	messenger,
		const char *	channel,
		const uint8_t *	message,
		const size_t	message_size
	)

Definition at line 362 of file flutter_windows.cc.

                                                            {
  return FlutterDesktopMessengerSendWithReply(messenger, channel, message,
                                              message_size, nullptr, nullptr);
}

FlutterDesktopMessengerSendResponse()

void FlutterDesktopMessengerSendResponse	(	FlutterDesktopMessengerRef	messenger,
		const FlutterDesktopMessageResponseHandle *	handle,
		const uint8_t *	data,
		size_t	data_length
	)

Definition at line 370 of file flutter_windows.cc.

                        {
  FML_DCHECK(FlutterDesktopMessengerIsAvailable(messenger))
      << "Messenger must reference a running engine to send a response";
 
  flutter::FlutterDesktopMessenger::FromRef(messenger)
      ->GetEngine()
      ->SendPlatformMessageResponse(handle, data, data_length);
}

FlutterDesktopMessengerSendWithReply()

bool FlutterDesktopMessengerSendWithReply	(	FlutterDesktopMessengerRef	messenger,
		const char *	channel,
		const uint8_t *	message,
		const size_t	message_size,
		const FlutterDesktopBinaryReply	reply,
		void *	user_data
	)

Definition at line 348 of file flutter_windows.cc.

                                                           {
  FML_DCHECK(FlutterDesktopMessengerIsAvailable(messenger))
      << "Messenger must reference a running engine to send a message";
 
  return flutter::FlutterDesktopMessenger::FromRef(messenger)
      ->GetEngine()
      ->SendPlatformMessage(channel, message, message_size, reply, user_data);
}

FlutterDesktopMessengerSetCallback()

void FlutterDesktopMessengerSetCallback	(	FlutterDesktopMessengerRef	messenger,
		const char *	channel,
		FlutterDesktopMessageCallback	callback,
		void *	user_data
	)

Definition at line 383 of file flutter_windows.cc.

                                                         {
  FML_DCHECK(FlutterDesktopMessengerIsAvailable(messenger))
      << "Messenger must reference a running engine to set a callback";
 
  flutter::FlutterDesktopMessenger::FromRef(messenger)
      ->GetEngine()
      ->message_dispatcher()
      ->SetMessageCallback(channel, callback, user_data);
}

FlutterDesktopMessengerUnlock()

void FlutterDesktopMessengerUnlock

(

FlutterDesktopMessengerRef

messenger

)

Definition at line 418 of file flutter_windows.cc.

                                                                         {
  flutter::FlutterDesktopMessenger::FromRef(messenger)->GetMutex().unlock();
}

FlutterDesktopPluginRegistrarGetMessenger()

FlutterDesktopMessengerRef FlutterDesktopPluginRegistrarGetMessenger

(

FlutterDesktopPluginRegistrarRef

registrar

)

Definition at line 337 of file flutter_windows.cc.

                                                {
  return registrar->engine->messenger();
}

FlutterDesktopPluginRegistrarGetView()

FlutterDesktopViewRef FlutterDesktopPluginRegistrarGetView

(

FlutterDesktopPluginRegistrarRef

registrar

)

Definition at line 290 of file flutter_windows.cc.

                                                {
  return HandleForView(registrar->engine->view(flutter::kImplicitViewId));
}

FlutterDesktopPluginRegistrarGetViewById()

FlutterDesktopViewRef FlutterDesktopPluginRegistrarGetViewById	(	FlutterDesktopPluginRegistrarRef	registrar,
		FlutterDesktopViewId	view_id
	)

Definition at line 295 of file flutter_windows.cc.

                                  {
  return HandleForView(registrar->engine->view(view_id));
}

FlutterDesktopPluginRegistrarRegisterTopLevelWindowProcDelegate()

void FlutterDesktopPluginRegistrarRegisterTopLevelWindowProcDelegate	(	FlutterDesktopPluginRegistrarRef	registrar,
		FlutterDesktopWindowProcCallback	delegate,
		void *	user_data
	)

Definition at line 301 of file flutter_windows.cc.

                     {
  registrar->engine->window_proc_delegate_manager()
      ->RegisterTopLevelWindowProcDelegate(delegate, user_data);
}

FlutterDesktopPluginRegistrarSetDestructionHandler()

void FlutterDesktopPluginRegistrarSetDestructionHandler	(	FlutterDesktopPluginRegistrarRef	registrar,
		FlutterDesktopOnPluginRegistrarDestroyed	callback
	)

Definition at line 342 of file flutter_windows.cc.

                                                       {
  registrar->engine->AddPluginRegistrarDestructionCallback(callback, registrar);
}

FlutterDesktopPluginRegistrarUnregisterTopLevelWindowProcDelegate()

void FlutterDesktopPluginRegistrarUnregisterTopLevelWindowProcDelegate	(	FlutterDesktopPluginRegistrarRef	registrar,
		FlutterDesktopWindowProcCallback	delegate
	)

Definition at line 309 of file flutter_windows.cc.

                                               {
  registrar->engine->window_proc_delegate_manager()
      ->UnregisterTopLevelWindowProcDelegate(delegate);
}

FlutterDesktopRegistrarGetTextureRegistrar()

FlutterDesktopTextureRegistrarRef FlutterDesktopRegistrarGetTextureRegistrar

(

FlutterDesktopPluginRegistrarRef

registrar

)

Definition at line 422 of file flutter_windows.cc.

                                                {
  return HandleForTextureRegistrar(registrar->engine->texture_registrar());
}

FlutterDesktopResyncOutputStreams()

void FlutterDesktopResyncOutputStreams

(

)

Definition at line 324 of file flutter_windows.cc.

                                         {
  FILE* unused;
  if (freopen_s(&unused, "CONOUT$", "w", stdout)) {
    _dup2(_fileno(stdout), 1);
  }
  if (freopen_s(&unused, "CONOUT$", "w", stderr)) {
    _dup2(_fileno(stdout), 2);
  }
  std::ios::sync_with_stdio();
}

FlutterDesktopTextureRegistrarMarkExternalTextureFrameAvailable()

bool FlutterDesktopTextureRegistrarMarkExternalTextureFrameAvailable	(	FlutterDesktopTextureRegistrarRef	texture_registrar,
		int64_t	texture_id
	)

Definition at line 448 of file flutter_windows.cc.

                        {
  return TextureRegistrarFromHandle(texture_registrar)
      ->MarkTextureFrameAvailable(texture_id);
}

FlutterDesktopTextureRegistrarRegisterExternalTexture()

int64_t FlutterDesktopTextureRegistrarRegisterExternalTexture	(	FlutterDesktopTextureRegistrarRef	texture_registrar,
		const FlutterDesktopTextureInfo *	texture_info
	)

Definition at line 427 of file flutter_windows.cc.

                                                   {
  return TextureRegistrarFromHandle(texture_registrar)
      ->RegisterTexture(texture_info);
}

FlutterDesktopTextureRegistrarUnregisterExternalTexture()

void FlutterDesktopTextureRegistrarUnregisterExternalTexture	(	FlutterDesktopTextureRegistrarRef	texture_registrar,
		int64_t	texture_id,
		void(*)(void *user_data)	callback,
		void *	user_data
	)

Definition at line 434 of file flutter_windows.cc.

                     {
  auto registrar = TextureRegistrarFromHandle(texture_registrar);
  if (callback) {
    registrar->UnregisterTexture(
        texture_id, [callback, user_data]() { callback(user_data); });
    return;
  }
  registrar->UnregisterTexture(texture_id);
}

FlutterDesktopViewControllerCreate()

FlutterDesktopViewControllerRef FlutterDesktopViewControllerCreate	(	int	width,
		int	height,
		FlutterDesktopEngineRef	engine
	)

Definition at line 121 of file flutter_windows.cc.

                                    {
  return CreateViewController(engine, width, height, /*owns_engine=*/true);
}

FlutterDesktopViewControllerDestroy()

void FlutterDesktopViewControllerDestroy

(

FlutterDesktopViewControllerRef

ref

)

Definition at line 135 of file flutter_windows.cc.

                                                                              {
  auto controller = ViewControllerFromHandle(ref);
  controller->Destroy();
  delete controller;
}

FlutterDesktopViewControllerForceRedraw()

void FlutterDesktopViewControllerForceRedraw

(

FlutterDesktopViewControllerRef

ref

)

Definition at line 159 of file flutter_windows.cc.

                                         {
  auto controller = ViewControllerFromHandle(ref);
  controller->view()->ForceRedraw();
}

FlutterDesktopViewControllerGetEngine()

FlutterDesktopEngineRef FlutterDesktopViewControllerGetEngine

(

FlutterDesktopViewControllerRef

ref

)

Definition at line 147 of file flutter_windows.cc.

                                         {
  auto controller = ViewControllerFromHandle(ref);
  return HandleForEngine(controller->engine());
}

FlutterDesktopViewControllerGetView()

FlutterDesktopViewRef FlutterDesktopViewControllerGetView

(

FlutterDesktopViewControllerRef

ref

)

Definition at line 153 of file flutter_windows.cc.

                                         {
  auto controller = ViewControllerFromHandle(ref);
  return HandleForView(controller->view());
}

FlutterDesktopViewControllerGetViewId()

FlutterDesktopViewId FlutterDesktopViewControllerGetViewId

(

FlutterDesktopViewControllerRef

ref

)

Definition at line 141 of file flutter_windows.cc.

                                         {
  auto controller = ViewControllerFromHandle(ref);
  return static_cast<FlutterDesktopViewId>(controller->view()->view_id());
}

FlutterDesktopViewControllerHandleTopLevelWindowProc()

bool FlutterDesktopViewControllerHandleTopLevelWindowProc	(	FlutterDesktopViewControllerRef	ref,
		HWND	hwnd,
		UINT	message,
		WPARAM	wparam,
		LPARAM	lparam,
		LRESULT *	result
	)

Definition at line 165 of file flutter_windows.cc.

                     {
  auto controller = ViewControllerFromHandle(ref);
  std::optional<LRESULT> delegate_result =
      controller->engine()
          ->window_proc_delegate_manager()
          ->OnTopLevelWindowProc(hwnd, message, wparam, lparam);
  if (delegate_result) {
    *result = *delegate_result;
  }
  return delegate_result.has_value();
}

FlutterDesktopViewGetGraphicsAdapter()

IDXGIAdapter * FlutterDesktopViewGetGraphicsAdapter

(

FlutterDesktopViewRef

view

)

Definition at line 250 of file flutter_windows.cc.

                                                                               {
  auto egl_manager = ViewFromHandle(view)->GetEngine()->egl_manager();
  if (egl_manager) {
    Microsoft::WRL::ComPtr<ID3D11Device> d3d_device;
    Microsoft::WRL::ComPtr<IDXGIDevice> dxgi_device;
    if (egl_manager->GetDevice(d3d_device.GetAddressOf()) &&
        SUCCEEDED(d3d_device.As(&dxgi_device))) {
      IDXGIAdapter* adapter;
      if (SUCCEEDED(dxgi_device->GetAdapter(&adapter))) {
        return adapter;
      }
    }
  }
  return nullptr;
}

FlutterDesktopViewGetHWND()

HWND FlutterDesktopViewGetHWND

(

FlutterDesktopViewRef

view

)

Definition at line 246 of file flutter_windows.cc.

                                                           {
  return ViewFromHandle(view)->GetWindowHandle();
}

HandleForEngine()

static FlutterDesktopEngineRef HandleForEngine ( flutter::FlutterWindowsEngine *  engine )

static

Definition at line 38 of file flutter_windows.cc.

                                         {
  return reinterpret_cast<FlutterDesktopEngineRef>(engine);
}

HandleForTextureRegistrar()

static FlutterDesktopTextureRegistrarRef HandleForTextureRegistrar ( flutter::FlutterWindowsTextureRegistrar *  registrar )

static

Definition at line 70 of file flutter_windows.cc.

                                                      {
  return reinterpret_cast<FlutterDesktopTextureRegistrarRef>(registrar);
}

HandleForView()

static FlutterDesktopViewRef HandleForView ( flutter::FlutterWindowsView *  view )

static

Definition at line 59 of file flutter_windows.cc.

                                                                            {
  return reinterpret_cast<FlutterDesktopViewRef>(view);
}

HandleForViewController()

static FlutterDesktopViewControllerRef HandleForViewController ( flutter::FlutterWindowsViewController *  view_controller )

static

Definition at line 48 of file flutter_windows.cc.

                                                          {
  return reinterpret_cast<FlutterDesktopViewControllerRef>(view_controller);
}

TextureRegistrarFromHandle()

static flutter::FlutterWindowsTextureRegistrar * TextureRegistrarFromHandle ( FlutterDesktopTextureRegistrarRef  ref )

static

Definition at line 64 of file flutter_windows.cc.

                                           {
  return reinterpret_cast<flutter::FlutterWindowsTextureRegistrar*>(ref);
}

ViewControllerFromHandle()

static flutter::FlutterWindowsViewController * ViewControllerFromHandle ( FlutterDesktopViewControllerRef  ref )

static

Definition at line 43 of file flutter_windows.cc.

                                         {
  return reinterpret_cast<flutter::FlutterWindowsViewController*>(ref);
}

ViewFromHandle()

static flutter::FlutterWindowsView * ViewFromHandle ( FlutterDesktopViewRef  ref )

static

Definition at line 54 of file flutter_windows.cc.

                                                                            {
  return reinterpret_cast<flutter::FlutterWindowsView*>(ref);
}