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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ash/system/pointer_device_observer.h"
#include "base/functional/bind.h"
#include "base/functional/callback_helpers.h"
#include "chrome/browser/ash/system/input_device_settings.h"
#include "content/public/browser/browser_thread.h"
#include "ui/events/devices/device_data_manager.h"
using content::BrowserThread;
namespace ash {
namespace system {
PointerDeviceObserver::PointerDeviceObserver() = default;
PointerDeviceObserver::~PointerDeviceObserver() {
ui::DeviceDataManager::GetInstance()->RemoveObserver(this);
}
void PointerDeviceObserver::Init() {
ui::DeviceDataManager::GetInstance()->AddObserver(this);
}
void PointerDeviceObserver::CheckDevices() {
CheckMouseExists();
CheckPointingStickExists();
CheckTouchpadExists();
CheckHapticTouchpadExists();
}
void PointerDeviceObserver::AddObserver(Observer* observer) {
observers_.AddObserver(observer);
}
void PointerDeviceObserver::RemoveObserver(Observer* observer) {
observers_.RemoveObserver(observer);
}
void PointerDeviceObserver::OnInputDeviceConfigurationChanged(
uint8_t input_device_types) {
if (input_device_types & (ui::InputDeviceEventObserver::kMouse |
ui::InputDeviceEventObserver::kTouchpad |
ui::InputDeviceEventObserver::kPointingStick)) {
CheckDevices();
}
}
void PointerDeviceObserver::CheckTouchpadExists() {
InputDeviceSettings::Get()->TouchpadExists(base::BindOnce(
&PointerDeviceObserver::OnTouchpadExists, weak_factory_.GetWeakPtr()));
}
void PointerDeviceObserver::CheckHapticTouchpadExists() {
InputDeviceSettings::Get()->HapticTouchpadExists(
base::BindOnce(&PointerDeviceObserver::OnHapticTouchpadExists,
weak_factory_.GetWeakPtr()));
}
void PointerDeviceObserver::CheckMouseExists() {
InputDeviceSettings::Get()->MouseExists(base::BindOnce(
&PointerDeviceObserver::OnMouseExists, weak_factory_.GetWeakPtr()));
}
void PointerDeviceObserver::CheckPointingStickExists() {
InputDeviceSettings::Get()->PointingStickExists(
base::BindOnce(&PointerDeviceObserver::OnPointingStickExists,
weak_factory_.GetWeakPtr()));
}
void PointerDeviceObserver::OnTouchpadExists(bool exists) {
for (auto& observer : observers_)
observer.TouchpadExists(exists);
}
void PointerDeviceObserver::OnHapticTouchpadExists(bool exists) {
for (auto& observer : observers_)
observer.HapticTouchpadExists(exists);
}
void PointerDeviceObserver::OnMouseExists(bool exists) {
for (auto& observer : observers_)
observer.MouseExists(exists);
}
void PointerDeviceObserver::OnPointingStickExists(bool exists) {
for (auto& observer : observers_)
observer.PointingStickExists(exists);
}
PointerDeviceObserver::Observer::~Observer() = default;
} // namespace system
} // namespace ash
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