#include <platform_message_response_dart.h>

Inheritance diagram for flutter::PlatformMessageResponseDart:

Public Member Functions
void	Complete (std::unique_ptr< fml::Mapping > data) override

void	CompleteEmpty () override

Public Member Functions inherited from flutter::PlatformMessageResponse
bool	is_complete () const

Public Member Functions inherited from fml::RefCountedThreadSafe< PlatformMessageResponse >
void	Release () const

Public Member Functions inherited from fml::internal::RefCountedThreadSafeBase
void	AddRef () const

bool	HasOneRef () const

void	AssertHasOneRef () const

Protected Member Functions
	PlatformMessageResponseDart (tonic::DartPersistentValue callback, fml::RefPtr< fml::TaskRunner > ui_task_runner, const std::string &channel)

	~PlatformMessageResponseDart () override

Protected Member Functions inherited from flutter::PlatformMessageResponse
	PlatformMessageResponse ()

virtual	~PlatformMessageResponse ()

Protected Member Functions inherited from fml::RefCountedThreadSafe< PlatformMessageResponse >
	RefCountedThreadSafe ()

	~RefCountedThreadSafe ()

Protected Member Functions inherited from fml::internal::RefCountedThreadSafeBase
	RefCountedThreadSafeBase ()

	~RefCountedThreadSafeBase ()

bool	Release () const

void	Adopt ()

Protected Attributes
tonic::DartPersistentValue	callback_

fml::RefPtr< fml::TaskRunner >	ui_task_runner_

const std::string	channel_

Protected Attributes inherited from flutter::PlatformMessageResponse
bool	is_complete_ = false

Detailed Description

Definition at line 14 of file platform_message_response_dart.h.

Constructor & Destructor Documentation

◆ PlatformMessageResponseDart()

flutter::PlatformMessageResponseDart::PlatformMessageResponseDart	(	tonic::DartPersistentValue	callback,
		fml::RefPtr< fml::TaskRunner >	ui_task_runner,
		const std::string &	channel
	)

explicitprotected

Definition at line 55 of file platform_message_response_dart.cc.

    : callback_(std::move(callback)),
      ui_task_runner_(std::move(ui_task_runner)),
      channel_(channel) {}

◆ ~PlatformMessageResponseDart()

flutter::PlatformMessageResponseDart::~PlatformMessageResponseDart ( )

overrideprotected

Definition at line 63 of file platform_message_response_dart.cc.

                                                          {
  if (!callback_.is_empty()) {
    ui_task_runner_->PostTask(fml::MakeCopyable(
        [callback = std::move(callback_)]() mutable { callback.Clear(); }));
  }
}

References callback, callback_, tonic::DartPersistentValue::is_empty(), fml::MakeCopyable(), fml::TaskRunner::PostTask(), and ui_task_runner_.

Member Function Documentation

◆ Complete()

void flutter::PlatformMessageResponseDart::Complete ( std::unique_ptr< fml::Mapping > data )

overridevirtual

Implements flutter::PlatformMessageResponse.

Definition at line 70 of file platform_message_response_dart.cc.

                                                                         {
  PostCompletion(
      std::move(callback_), ui_task_runner_, &is_complete_, channel_,
      [data = std::move(data)]() mutable {
        Dart_Handle byte_buffer;
        intptr_t size = data->GetSize();
        if (data->GetSize() > tonic::DartByteData::kExternalSizeThreshold) {
          const void* mapping = data->GetMapping();
          byte_buffer = Dart_NewUnmodifiableExternalTypedDataWithFinalizer(
              /*type=*/Dart_TypedData_kByteData,
              /*data=*/mapping,
              /*length=*/size,
              /*peer=*/data.release(),
              /*external_allocation_size=*/size,
              /*callback=*/MappingFinalizer);
        } else {
          Dart_Handle mutable_byte_buffer =
              tonic::DartByteData::Create(data->GetMapping(), data->GetSize());
          Dart_Handle ui_lib = Dart_LookupLibrary(
              tonic::DartConverter<std::string>().ToDart("dart:ui"));
          FML_DCHECK(!(Dart_IsNull(ui_lib) || Dart_IsError(ui_lib)));
          byte_buffer = Dart_Invoke(ui_lib,
                                    tonic::DartConverter<std::string>().ToDart(
                                        "_wrapUnmodifiableByteData"),
                                    1, &mutable_byte_buffer);
          FML_DCHECK(!(Dart_IsNull(byte_buffer) || Dart_IsError(byte_buffer)));
        }
 
        return byte_buffer;
      });
}

References callback_, channel_, flutter::data, flutter::PlatformMessageResponse::is_complete_, tonic::DartByteData::kExternalSizeThreshold, flutter::size, and ui_task_runner_.

◆ CompleteEmpty()

void flutter::PlatformMessageResponseDart::CompleteEmpty ( )

overridevirtual

Implements flutter::PlatformMessageResponse.

Definition at line 102 of file platform_message_response_dart.cc.

                                                {
  PostCompletion(std::move(callback_), ui_task_runner_, &is_complete_, channel_,
                 [] { return Dart_Null(); });
}