blob: 5f97e58a2a2ba94a7cba5e53aedc45e52ed7f5c2 [file] [log] [blame]
// 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.
#include <stdint.h>
#include "ash/ash_export.h"
#include "ash/wm/tablet_mode/tablet_mode_observer.h"
#include "base/macros.h"
#include "ui/events/devices/input_device_event_observer.h"
#include "ui/keyboard/keyboard_layout_delegate.h"
namespace ash {
// This class observes input device changes for the virtual keyboard.
class ASH_EXPORT VirtualKeyboardController
: public TabletModeObserver,
public ui::InputDeviceEventObserver,
public keyboard::KeyboardLayoutDelegate {
~VirtualKeyboardController() override;
// TabletModeObserver:
// TODO(rsadam@): Remove when autovirtual keyboard flag is on by default.
void OnTabletModeStarted() override;
void OnTabletModeEnded() override;
// ui::InputDeviceObserver:
void OnTouchscreenDeviceConfigurationChanged() override;
void OnKeyboardDeviceConfigurationChanged() override;
// Toggles whether the presence of an external keyboard should be ignored
// when determining whether or not to show the on-screen keyboard.
void ToggleIgnoreExternalKeyboard();
// keyboard::KeyboardLayoutDelegate
void MoveKeyboardToDisplay(int64_t display_id) override;
void MoveKeyboardToTouchableDisplay() override;
// Updates the list of active input devices.
void UpdateDevices();
// Updates the keyboard state.
void UpdateKeyboardEnabled();
// Creates the keyboard if |enabled|, else destroys it.
void SetKeyboardEnabled(bool enabled);
// True if an external keyboard is connected.
bool has_external_keyboard_;
// True if an internal keyboard is connected.
bool has_internal_keyboard_;
// True if a touchscreen is connected.
bool has_touchscreen_;
// True if the presence of an external keyboard should be ignored.
bool ignore_external_keyboard_;
} // namespace ash