flutter::PlatformIsolateNativeApi Class Reference

#include <platform_isolate.h>

Static Public Member Functions
static void	Spawn (Dart_Handle entry_point)
static bool	IsRunningOnPlatformThread ()

Detailed Description

Definition at line 12 of file platform_isolate.h.

Member Function Documentation

IsRunningOnPlatformThread()

bool flutter::PlatformIsolateNativeApi::IsRunningOnPlatformThread ( )

static

Definition at line 36 of file platform_isolate.cc.

                                                         {
  UIDartState* current_state = UIDartState::Current();
  FML_DCHECK(current_state != nullptr);
  fml::RefPtr<fml::TaskRunner> platform_task_runner =
      current_state->GetTaskRunners().GetPlatformTaskRunner();
  if (!platform_task_runner) {
    return false;
  }
  return platform_task_runner->RunsTasksOnCurrentThread();
}

References flutter::UIDartState::Current(), FML_DCHECK, flutter::TaskRunners::GetPlatformTaskRunner(), and flutter::UIDartState::GetTaskRunners().

Spawn()

void flutter::PlatformIsolateNativeApi::Spawn ( Dart_Handle  entry_point )

static

Definition at line 16 of file platform_isolate.cc.

                                                            {
  UIDartState* current_state = UIDartState::Current();
  FML_DCHECK(current_state != nullptr);
  if (!current_state->IsRootIsolate()) {
    // TODO(flutter/flutter#136314): Remove this restriction.
    Dart_EnterScope();
    Dart_ThrowException(tonic::ToDart(
        "PlatformIsolates can only be spawned on the root isolate."));
  }
 
  char* error = nullptr;
  current_state->CreatePlatformIsolate(entry_point, &error);
  if (error) {
    Dart_EnterScope();
    Dart_Handle error_handle = tonic::ToDart<const char*>(error);
    ::free(error);
    Dart_ThrowException(error_handle);
  }
}

References flutter::UIDartState::CreatePlatformIsolate(), flutter::UIDartState::Current(), error, FML_DCHECK, flutter::UIDartState::IsRootIsolate(), and tonic::ToDart().

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The documentation for this class was generated from the following files:

• lib/ui/window/platform_isolate.h
• lib/ui/window/platform_isolate.cc