| // 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_extension.h" |
| |
| #include <keyboard-extension-unstable-v1-server-protocol.h> |
| #include <wayland-server-core.h> |
| #include <wayland-server-protocol-core.h> |
| |
| #include "components/exo/keyboard.h" |
| #include "components/exo/keyboard_observer.h" |
| #include "components/exo/wayland/server_util.h" |
| |
| namespace exo { |
| namespace wayland { |
| |
| namespace { |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // extended_keyboard interface: |
| |
| class WaylandExtendedKeyboardImpl : public KeyboardObserver { |
| public: |
| explicit WaylandExtendedKeyboardImpl(Keyboard* keyboard) |
| : keyboard_(keyboard) { |
| keyboard_->AddObserver(this); |
| keyboard_->SetNeedKeyboardKeyAcks(true); |
| } |
| ~WaylandExtendedKeyboardImpl() override { |
| if (keyboard_) { |
| keyboard_->RemoveObserver(this); |
| keyboard_->SetNeedKeyboardKeyAcks(false); |
| } |
| } |
| |
| // Overridden from KeyboardObserver: |
| void OnKeyboardDestroying(Keyboard* keyboard) override { |
| DCHECK(keyboard_ == keyboard); |
| keyboard_ = nullptr; |
| } |
| |
| void AckKeyboardKey(uint32_t serial, bool handled) { |
| if (keyboard_) |
| keyboard_->AckKeyboardKey(serial, handled); |
| } |
| |
| private: |
| Keyboard* keyboard_; |
| |
| DISALLOW_COPY_AND_ASSIGN(WaylandExtendedKeyboardImpl); |
| }; |
| |
| void extended_keyboard_destroy(wl_client* client, wl_resource* resource) { |
| wl_resource_destroy(resource); |
| } |
| |
| void extended_keyboard_ack_key(wl_client* client, |
| wl_resource* resource, |
| uint32_t serial, |
| uint32_t handled_state) { |
| GetUserDataAs<WaylandExtendedKeyboardImpl>(resource)->AckKeyboardKey( |
| serial, handled_state == ZCR_EXTENDED_KEYBOARD_V1_HANDLED_STATE_HANDLED); |
| } |
| |
| const struct zcr_extended_keyboard_v1_interface |
| extended_keyboard_implementation = {extended_keyboard_destroy, |
| extended_keyboard_ack_key}; |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // keyboard_extension interface: |
| |
| void keyboard_extension_get_extended_keyboard(wl_client* client, |
| wl_resource* resource, |
| uint32_t id, |
| wl_resource* keyboard_resource) { |
| Keyboard* keyboard = GetUserDataAs<Keyboard>(keyboard_resource); |
| if (keyboard->AreKeyboardKeyAcksNeeded()) { |
| wl_resource_post_error( |
| resource, ZCR_KEYBOARD_EXTENSION_V1_ERROR_EXTENDED_KEYBOARD_EXISTS, |
| "keyboard has already been associated with a extended_keyboard object"); |
| return; |
| } |
| |
| wl_resource* extended_keyboard_resource = |
| wl_resource_create(client, &zcr_extended_keyboard_v1_interface, 1, id); |
| |
| SetImplementation(extended_keyboard_resource, |
| &extended_keyboard_implementation, |
| std::make_unique<WaylandExtendedKeyboardImpl>(keyboard)); |
| } |
| |
| const struct zcr_keyboard_extension_v1_interface |
| keyboard_extension_implementation = { |
| keyboard_extension_get_extended_keyboard}; |
| |
| } // namespace |
| |
| void bind_keyboard_extension(wl_client* client, |
| void* data, |
| uint32_t version, |
| uint32_t id) { |
| wl_resource* resource = wl_resource_create( |
| client, &zcr_keyboard_extension_v1_interface, version, id); |
| |
| wl_resource_set_implementation(resource, &keyboard_extension_implementation, |
| data, nullptr); |
| } |
| |
| } // namespace wayland |
| } // namespace exo |