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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "remoting/host/fake_desktop_environment.h"
#include <cstdint>
#include <memory>
#include <optional>
#include <string>
#include <utility>
#include "base/functional/bind.h"
#include "base/functional/callback.h"
#include "base/location.h"
#include "base/memory/scoped_refptr.h"
#include "base/memory/weak_ptr.h"
#include "base/task/sequenced_task_runner.h"
#include "base/task/single_thread_task_runner.h"
#include "remoting/host/audio_capturer.h"
#include "remoting/host/base/desktop_environment_options.h"
#include "remoting/host/base/screen_controls.h"
#include "remoting/host/desktop_capturer_proxy.h"
#include "remoting/host/desktop_display_info_monitor.h"
#include "remoting/host/desktop_environment.h"
#include "remoting/host/fake_active_display_monitor.h"
#include "remoting/host/fake_keyboard_layout_monitor.h"
#include "remoting/host/fake_mouse_cursor_monitor.h"
#include "remoting/host/file_transfer/file_operations.h"
#include "remoting/host/input_injector.h"
#include "remoting/host/keyboard_layout_monitor.h"
#include "remoting/host/remote_open_url/fake_url_forwarder_configurator.h"
#include "remoting/host/remote_open_url/url_forwarder_configurator.h"
#include "remoting/proto/event.pb.h"
#include "remoting/protocol/clipboard_stub.h"
#include "remoting/protocol/desktop_capturer.h"
#include "remoting/protocol/fake_desktop_capturer.h"
#include "third_party/webrtc/modules/desktop_capture/desktop_capture_types.h"
namespace remoting {
FakeInputInjector::FakeInputInjector() = default;
FakeInputInjector::~FakeInputInjector() = default;
void FakeInputInjector::Start(
std::unique_ptr<protocol::ClipboardStub> client_clipboard) {}
void FakeInputInjector::InjectKeyEvent(const protocol::KeyEvent& event) {
if (key_events_) {
key_events_->push_back(event);
}
}
void FakeInputInjector::InjectTextEvent(const protocol::TextEvent& event) {
if (text_events_) {
text_events_->push_back(event);
}
}
void FakeInputInjector::InjectMouseEvent(const protocol::MouseEvent& event) {
if (mouse_events_) {
mouse_events_->push_back(event);
}
}
void FakeInputInjector::InjectTouchEvent(const protocol::TouchEvent& event) {
if (touch_events_) {
touch_events_->push_back(event);
}
}
void FakeInputInjector::InjectClipboardEvent(
const protocol::ClipboardEvent& event) {
if (clipboard_events_) {
clipboard_events_->push_back(event);
}
}
FakeScreenControls::FakeScreenControls() = default;
FakeScreenControls::~FakeScreenControls() = default;
void FakeScreenControls::SetScreenResolution(
const ScreenResolution& resolution,
std::optional<webrtc::ScreenId> screen_id) {}
void FakeScreenControls::SetVideoLayout(
const protocol::VideoLayout& video_layout) {}
FakeDesktopEnvironment::FakeDesktopEnvironment(
scoped_refptr<base::SingleThreadTaskRunner> capture_thread,
const DesktopEnvironmentOptions& options)
: capture_thread_(std::move(capture_thread)), options_(options) {}
FakeDesktopEnvironment::~FakeDesktopEnvironment() = default;
// DesktopEnvironment implementation.
std::unique_ptr<ActionExecutor> FakeDesktopEnvironment::CreateActionExecutor() {
return nullptr;
}
std::unique_ptr<AudioCapturer> FakeDesktopEnvironment::CreateAudioCapturer() {
return nullptr;
}
std::unique_ptr<InputInjector> FakeDesktopEnvironment::CreateInputInjector() {
std::unique_ptr<FakeInputInjector> result(new FakeInputInjector());
last_input_injector_ = result->weak_factory_.GetWeakPtr();
return std::move(result);
}
std::unique_ptr<ScreenControls> FakeDesktopEnvironment::CreateScreenControls() {
return std::make_unique<FakeScreenControls>();
}
std::unique_ptr<DesktopCapturer> FakeDesktopEnvironment::CreateVideoCapturer(
webrtc::ScreenId id) {
auto fake_capturer = std::make_unique<protocol::FakeDesktopCapturer>();
if (!frame_generator_.is_null()) {
fake_capturer->set_frame_generator(frame_generator_);
}
auto result = std::make_unique<DesktopCapturerProxy>(capture_thread_);
result->set_capturer(std::move(fake_capturer));
return std::move(result);
}
DesktopDisplayInfoMonitor* FakeDesktopEnvironment::GetDisplayInfoMonitor() {
return nullptr;
}
std::unique_ptr<webrtc::MouseCursorMonitor>
FakeDesktopEnvironment::CreateMouseCursorMonitor() {
return std::make_unique<FakeMouseCursorMonitor>();
}
std::unique_ptr<KeyboardLayoutMonitor>
FakeDesktopEnvironment::CreateKeyboardLayoutMonitor(
base::RepeatingCallback<void(const protocol::KeyboardLayout&)> callback) {
return std::make_unique<FakeKeyboardLayoutMonitor>();
}
std::unique_ptr<ActiveDisplayMonitor>
FakeDesktopEnvironment::CreateActiveDisplayMonitor(
ActiveDisplayMonitor::Callback callback) {
auto result = std::make_unique<FakeActiveDisplayMonitor>(callback);
last_active_display_monitor_ = result->GetWeakPtr();
return result;
}
std::unique_ptr<FileOperations> FakeDesktopEnvironment::CreateFileOperations() {
return nullptr;
}
std::unique_ptr<UrlForwarderConfigurator>
FakeDesktopEnvironment::CreateUrlForwarderConfigurator() {
return std::make_unique<FakeUrlForwarderConfigurator>();
}
std::string FakeDesktopEnvironment::GetCapabilities() const {
return capabilities_;
}
void FakeDesktopEnvironment::SetCapabilities(const std::string& capabilities) {
capabilities_ = capabilities;
}
std::uint32_t FakeDesktopEnvironment::GetDesktopSessionId() const {
return desktop_session_id_;
}
std::unique_ptr<RemoteWebAuthnStateChangeNotifier>
FakeDesktopEnvironment::CreateRemoteWebAuthnStateChangeNotifier() {
return nullptr;
}
const DesktopEnvironmentOptions& FakeDesktopEnvironment::options() const {
return options_;
}
FakeDesktopEnvironmentFactory::FakeDesktopEnvironmentFactory(
scoped_refptr<base::SingleThreadTaskRunner> capture_thread)
: capture_thread_(std::move(capture_thread)) {}
FakeDesktopEnvironmentFactory::~FakeDesktopEnvironmentFactory() = default;
// DesktopEnvironmentFactory implementation.
void FakeDesktopEnvironmentFactory::Create(
base::WeakPtr<ClientSessionControl> client_session_control,
base::WeakPtr<ClientSessionEvents> client_session_events,
const DesktopEnvironmentOptions& options,
DesktopEnvironmentFactory::CreateCallback callback) {
std::unique_ptr<FakeDesktopEnvironment> result(
new FakeDesktopEnvironment(capture_thread_, options));
result->set_frame_generator(frame_generator_);
result->set_desktop_session_id(desktop_session_id_);
result->SetCapabilities(capabilities_);
last_desktop_environment_ = result->weak_factory_.GetWeakPtr();
base::SequencedTaskRunner::GetCurrentDefault()->PostTask(
FROM_HERE, base::BindOnce(std::move(callback), std::move(result)));
}
bool FakeDesktopEnvironmentFactory::SupportsAudioCapture() const {
return false;
}
} // namespace remoting
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