| // Copyright 2018 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 "components/exo/wayland/zcr_keyboard_configuration.h" |
| |
| #include <keyboard-configuration-unstable-v1-server-protocol.h> |
| #include <wayland-server-core.h> |
| #include <wayland-server-protocol-core.h> |
| |
| #include "ash/ime/ime_controller.h" |
| #include "ash/shell.h" |
| #include "base/feature_list.h" |
| #include "components/exo/keyboard.h" |
| #include "components/exo/keyboard_device_configuration_delegate.h" |
| #include "components/exo/keyboard_observer.h" |
| #include "components/exo/wayland/server_util.h" |
| |
| namespace exo { |
| namespace wayland { |
| |
| namespace { |
| |
| // Send a keyboard layout name instead of XKB contents. |
| // TODO(tetsui): Remove when the change becomes default. |
| const base::Feature kSendKeyboardLayoutNameFeature{ |
| "ExoSendKeyboardLayoutName", base::FEATURE_ENABLED_BY_DEFAULT}; |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // keyboard_device_configuration interface: |
| |
| class WaylandKeyboardDeviceConfigurationDelegate |
| : public KeyboardDeviceConfigurationDelegate, |
| public KeyboardObserver, |
| public ash::ImeController::Observer { |
| public: |
| WaylandKeyboardDeviceConfigurationDelegate(wl_resource* resource, |
| Keyboard* keyboard) |
| : resource_(resource), keyboard_(keyboard) { |
| keyboard_->SetDeviceConfigurationDelegate(this); |
| keyboard_->AddObserver(this); |
| ash::ImeController* ime_controller = ash::Shell::Get()->ime_controller(); |
| ime_controller->AddObserver(this); |
| OnKeyboardLayoutNameChanged(ime_controller->keyboard_layout_name()); |
| } |
| |
| ~WaylandKeyboardDeviceConfigurationDelegate() override { |
| ash::Shell::Get()->ime_controller()->RemoveObserver(this); |
| if (keyboard_) { |
| keyboard_->SetDeviceConfigurationDelegate(nullptr); |
| keyboard_->RemoveObserver(this); |
| } |
| } |
| |
| // Overridden from KeyboardObserver: |
| void OnKeyboardDestroying(Keyboard* keyboard) override { |
| keyboard_ = nullptr; |
| } |
| |
| // Overridden from KeyboardDeviceConfigurationDelegate: |
| void OnKeyboardTypeChanged(bool is_physical) override { |
| zcr_keyboard_device_configuration_v1_send_type_change( |
| resource_, |
| is_physical |
| ? ZCR_KEYBOARD_DEVICE_CONFIGURATION_V1_KEYBOARD_TYPE_PHYSICAL |
| : ZCR_KEYBOARD_DEVICE_CONFIGURATION_V1_KEYBOARD_TYPE_VIRTUAL); |
| } |
| |
| // Overridden from ImeController::Observer: |
| void OnCapsLockChanged(bool enabled) override {} |
| |
| void OnKeyboardLayoutNameChanged(const std::string& layout_name) override { |
| if (!base::FeatureList::IsEnabled(kSendKeyboardLayoutNameFeature)) |
| return; |
| zcr_keyboard_device_configuration_v1_send_layout_change( |
| resource_, layout_name.c_str()); |
| } |
| |
| private: |
| wl_resource* resource_; |
| Keyboard* keyboard_; |
| |
| DISALLOW_COPY_AND_ASSIGN(WaylandKeyboardDeviceConfigurationDelegate); |
| }; |
| |
| void keyboard_device_configuration_destroy(wl_client* client, |
| wl_resource* resource) { |
| wl_resource_destroy(resource); |
| } |
| |
| const struct zcr_keyboard_device_configuration_v1_interface |
| keyboard_device_configuration_implementation = { |
| keyboard_device_configuration_destroy}; |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // keyboard_configuration interface: |
| |
| void keyboard_configuration_get_keyboard_device_configuration( |
| wl_client* client, |
| wl_resource* resource, |
| uint32_t id, |
| wl_resource* keyboard_resource) { |
| Keyboard* keyboard = GetUserDataAs<Keyboard>(keyboard_resource); |
| if (keyboard->HasDeviceConfigurationDelegate()) { |
| wl_resource_post_error( |
| resource, |
| ZCR_KEYBOARD_CONFIGURATION_V1_ERROR_DEVICE_CONFIGURATION_EXISTS, |
| "keyboard has already been associated with a device configuration " |
| "object"); |
| return; |
| } |
| |
| wl_resource* keyboard_device_configuration_resource = wl_resource_create( |
| client, &zcr_keyboard_device_configuration_v1_interface, |
| wl_resource_get_version(resource), id); |
| |
| SetImplementation( |
| keyboard_device_configuration_resource, |
| &keyboard_device_configuration_implementation, |
| std::make_unique<WaylandKeyboardDeviceConfigurationDelegate>( |
| keyboard_device_configuration_resource, keyboard)); |
| } |
| |
| const struct zcr_keyboard_configuration_v1_interface |
| keyboard_configuration_implementation = { |
| keyboard_configuration_get_keyboard_device_configuration}; |
| |
| } // namespace |
| |
| void bind_keyboard_configuration(wl_client* client, |
| void* data, |
| uint32_t version, |
| uint32_t id) { |
| wl_resource* resource = wl_resource_create( |
| client, &zcr_keyboard_configuration_v1_interface, |
| std::min(version, kZcrKeyboardConfigurationVersion), id); |
| wl_resource_set_implementation( |
| resource, &keyboard_configuration_implementation, data, nullptr); |
| } |
| |
| } // namespace wayland |
| } // namespace exo |