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// Copyright 2014 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.
#ifndef UI_EVENTS_OZONE_EVDEV_INPUT_CONTROLLER_EVDEV_H_
#define UI_EVENTS_OZONE_EVDEV_INPUT_CONTROLLER_EVDEV_H_
#include <string>
#include "base/component_export.h"
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "mojo/public/cpp/bindings/pending_receiver.h"
#include "ui/events/devices/stylus_state.h"
#include "ui/events/ozone/evdev/input_device_settings_evdev.h"
#include "ui/ozone/public/input_controller.h"
namespace ui {
class InputDeviceFactoryEvdevProxy;
class KeyboardEvdev;
class MouseButtonMapEvdev;
// Ozone InputController implementation for the Linux input subsystem ("evdev").
class COMPONENT_EXPORT(EVDEV) InputControllerEvdev : public InputController {
public:
InputControllerEvdev(KeyboardEvdev* keyboard,
MouseButtonMapEvdev* mouse_button_map,
MouseButtonMapEvdev* pointing_stick_button_map);
~InputControllerEvdev() override;
// Initialize device factory. This would be in the constructor if it was
// built early enough for that to be possible.
void SetInputDeviceFactory(
InputDeviceFactoryEvdevProxy* input_device_factory);
void set_has_mouse(bool has_mouse);
void set_has_pointing_stick(bool has_pointing_stick);
void set_has_touchpad(bool has_touchpad);
void SetInputDevicesEnabled(bool enabled);
// InputController:
bool HasMouse() override;
bool HasPointingStick() override;
bool HasTouchpad() override;
bool IsCapsLockEnabled() override;
void SetCapsLockEnabled(bool enabled) override;
void SetNumLockEnabled(bool enabled) override;
bool IsAutoRepeatEnabled() override;
void SetAutoRepeatEnabled(bool enabled) override;
void SetAutoRepeatRate(const base::TimeDelta& delay,
const base::TimeDelta& interval) override;
void GetAutoRepeatRate(base::TimeDelta* delay,
base::TimeDelta* interval) override;
void SetCurrentLayoutByName(const std::string& layout_name) override;
void SetTouchEventLoggingEnabled(bool enabled) override;
void SetTouchpadSensitivity(int value) override;
void SetTouchpadScrollSensitivity(int value) override;
void SetTapToClick(bool enabled) override;
void SetThreeFingerClick(bool enabled) override;
void SetTapDragging(bool enabled) override;
void SetNaturalScroll(bool enabled) override;
void SetMouseSensitivity(int value) override;
void SetMouseScrollSensitivity(int value) override;
void SetPrimaryButtonRight(bool right) override;
void SetMouseReverseScroll(bool enabled) override;
void SetMouseAcceleration(bool enabled) override;
void SuspendMouseAcceleration() override;
void EndMouseAccelerationSuspension() override;
void SetMouseScrollAcceleration(bool enabled) override;
void SetPointingStickSensitivity(int value) override;
void SetPointingStickPrimaryButtonRight(bool right) override;
void SetPointingStickAcceleration(bool enabled) override;
void SetTouchpadAcceleration(bool enabled) override;
void SetTouchpadScrollAcceleration(bool enabled) override;
void SetTapToClickPaused(bool state) override;
void GetTouchDeviceStatus(GetTouchDeviceStatusReply reply) override;
void GetTouchEventLog(const base::FilePath& out_dir,
GetTouchEventLogReply reply) override;
void GetStylusSwitchState(GetStylusSwitchStateReply reply) override;
void SetInternalTouchpadEnabled(bool enabled) override;
bool IsInternalTouchpadEnabled() const override;
void SetTouchscreensEnabled(bool enabled) override;
void SetInternalKeyboardFilter(bool enable_filter,
std::vector<DomCode> allowed_keys) override;
void GetGesturePropertiesService(
mojo::PendingReceiver<ozone::mojom::GesturePropertiesService> receiver)
override;
void PlayVibrationEffect(int id,
uint8_t amplitude,
uint16_t duration_millis) override;
void StopVibration(int id) override;
private:
FRIEND_TEST_ALL_PREFIXES(InputControllerEvdevTest, AccelerationSuspension);
FRIEND_TEST_ALL_PREFIXES(InputControllerEvdevTest,
AccelerationChangeDuringSuspension);
struct StoredAccelerationSettings {
bool mouse = false;
bool pointing_stick = false;
};
// Post task to update settings.
void ScheduleUpdateDeviceSettings();
// Send settings update to input_device_factory_.
void UpdateDeviceSettings();
// Send caps lock update to input_device_factory_.
void UpdateCapsLockLed();
// Indicates whether the mouse acceleration is turned off for PointerLock.
bool is_mouse_acceleration_suspended() {
return stored_acceleration_settings_.get() != nullptr;
}
// Configuration that needs to be passed on to InputDeviceFactory.
InputDeviceSettingsEvdev input_device_settings_;
// Holds acceleration settings while suspended. Should only be considered
// valid while |mouse_acceleration_suspended| is true.
std::unique_ptr<StoredAccelerationSettings> stored_acceleration_settings_;
// Task to update config from input_device_settings_ is pending.
bool settings_update_pending_ = false;
// Factory for devices. Needed to update device config.
InputDeviceFactoryEvdevProxy* input_device_factory_ = nullptr;
// Keyboard state.
KeyboardEvdev* const keyboard_;
// Mouse button map.
MouseButtonMapEvdev* const mouse_button_map_;
// Pointing stick button map.
MouseButtonMapEvdev* const pointing_stick_button_map_;
// Device presence.
bool has_mouse_ = false;
bool has_pointing_stick_ = false;
bool has_touchpad_ = false;
// LED state.
bool caps_lock_led_state_ = false;
base::WeakPtrFactory<InputControllerEvdev> weak_ptr_factory_{this};
DISALLOW_COPY_AND_ASSIGN(InputControllerEvdev);
};
} // namespace ui
#endif // UI_EVENTS_OZONE_EVDEV_INPUT_CONTROLLER_EVDEV_H_
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