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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/chromeos/dbus/display_power_service_provider.h"
#include "ash/shell.h"
#include "ash/wm/user_activity_detector.h"
#include "base/bind.h"
#include "chromeos/display/output_configurator.h"
#include "dbus/bus.h"
#include "dbus/message.h"
#include "third_party/cros_system_api/dbus/service_constants.h"
namespace chromeos {
DisplayPowerServiceProvider::DisplayPowerServiceProvider()
: weak_ptr_factory_(this) {
}
DisplayPowerServiceProvider::~DisplayPowerServiceProvider() {}
void DisplayPowerServiceProvider::Start(
scoped_refptr<dbus::ExportedObject> exported_object) {
exported_object->ExportMethod(
kLibCrosServiceInterface,
kSetDisplayPower,
base::Bind(&DisplayPowerServiceProvider::SetDisplayPower,
weak_ptr_factory_.GetWeakPtr()),
base::Bind(&DisplayPowerServiceProvider::OnExported,
weak_ptr_factory_.GetWeakPtr()));
exported_object->ExportMethod(
kLibCrosServiceInterface,
kSetDisplaySoftwareDimming,
base::Bind(&DisplayPowerServiceProvider::SetDisplaySoftwareDimming,
weak_ptr_factory_.GetWeakPtr()),
base::Bind(&DisplayPowerServiceProvider::OnExported,
weak_ptr_factory_.GetWeakPtr()));
}
void DisplayPowerServiceProvider::OnExported(const std::string& interface_name,
const std::string& method_name,
bool success) {
if (!success) {
LOG(ERROR) << "Failed to export " << interface_name << "."
<< method_name;
}
}
void DisplayPowerServiceProvider::SetDisplayPower(
dbus::MethodCall* method_call,
dbus::ExportedObject::ResponseSender response_sender) {
dbus::MessageReader reader(method_call);
int int_state = 0;
if (reader.PopInt32(&int_state)) {
// Turning displays off when the device becomes idle or on just before
// we suspend may trigger a mouse move, which would then be incorrectly
// reported as user activity. Let the UserActivityDetector
// know so that it can ignore such events.
ash::Shell::GetInstance()->user_activity_detector()->
OnDisplayPowerChanging();
DisplayPowerState state = static_cast<DisplayPowerState>(int_state);
ash::Shell::GetInstance()->output_configurator()->SetDisplayPower(
state, OutputConfigurator::kSetDisplayPowerNoFlags);
} else {
LOG(ERROR) << "Unable to parse " << kSetDisplayPower << " request";
}
response_sender.Run(dbus::Response::FromMethodCall(method_call));
}
void DisplayPowerServiceProvider::SetDisplaySoftwareDimming(
dbus::MethodCall* method_call,
dbus::ExportedObject::ResponseSender response_sender) {
dbus::MessageReader reader(method_call);
bool dimmed = false;
if (reader.PopBool(&dimmed)) {
ash::Shell::GetInstance()->SetDimming(dimmed);
} else {
LOG(ERROR) << "Unable to parse " << kSetDisplaySoftwareDimming
<< " request";
}
response_sender.Run(dbus::Response::FromMethodCall(method_call));
}
} // namespace chromeos
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