chromeos/dbus/services/console_service_provider.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chromeos/dbus/services/console_service_provider.h"
   6
   7 #include "base/bind.h"
   8 #include "dbus/message.h"
   9 #include "third_party/cros_system_api/dbus/service_constants.h"
  10
  11 namespace chromeos {
  12 namespace {
  13
  14 void OnDisplayOwnershipChanged(
  15     const dbus::ExportedObject::ResponseSender& response_sender,
  16     scoped_ptr<dbus::Response> response,
  17     bool status) {
  18   dbus::MessageWriter writer(response.get());
  19   writer.AppendBool(status);
  20   response_sender.Run(response.Pass());
  21 }
  22
  23 }  // namespace
  24
  25 ConsoleServiceProvider::ConsoleServiceProvider(scoped_ptr<Delegate> delegate)
  26     : delegate_(delegate.Pass()),
  27       weak_ptr_factory_(this) {
  28 }
  29
  30 ConsoleServiceProvider::~ConsoleServiceProvider() {
  31 }
  32
  33 void ConsoleServiceProvider::Start(
  34     scoped_refptr<dbus::ExportedObject> exported_object) {
  35   exported_object->ExportMethod(
  36       kLibCrosServiceInterface, kTakeDisplayOwnership,
  37       base::Bind(&ConsoleServiceProvider::TakeDisplayOwnership,
  38                  weak_ptr_factory_.GetWeakPtr()),
  39       base::Bind(&ConsoleServiceProvider::OnExported,
  40                  weak_ptr_factory_.GetWeakPtr()));
  41
  42   exported_object->ExportMethod(
  43       kLibCrosServiceInterface, kReleaseDisplayOwnership,
  44       base::Bind(&ConsoleServiceProvider::ReleaseDisplayOwnership,
  45                  weak_ptr_factory_.GetWeakPtr()),
  46       base::Bind(&ConsoleServiceProvider::OnExported,
  47                  weak_ptr_factory_.GetWeakPtr()));
  48 }
  49
  50 void ConsoleServiceProvider::TakeDisplayOwnership(
  51     dbus::MethodCall* method_call,
  52     dbus::ExportedObject::ResponseSender response_sender) {
  53   delegate_->TakeDisplayOwnership(
  54       base::Bind(&OnDisplayOwnershipChanged, response_sender,
  55                  base::Passed(dbus::Response::FromMethodCall(method_call))));
  56 }
  57
  58 void ConsoleServiceProvider::ReleaseDisplayOwnership(
  59     dbus::MethodCall* method_call,
  60     dbus::ExportedObject::ResponseSender response_sender) {
  61   delegate_->ReleaseDisplayOwnership(
  62       base::Bind(&OnDisplayOwnershipChanged, response_sender,
  63                  base::Passed(dbus::Response::FromMethodCall(method_call))));
  64 }
  65
  66 void ConsoleServiceProvider::OnExported(const std::string& interface_name,
  67                                         const std::string& method_name,
  68                                         bool success) {
  69   if (!success)
  70     LOG(ERROR) << "failed to export " << interface_name << "." << method_name;
  71 }
  72
  73 }  // namespace chromeos