| |
| // Copyright 2017 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Implementation of the fuchsia::modular::StoryShell service that just lays out |
| // the views of all modules side by side. |
| |
| #include <fuchsia/modular/cpp/fidl.h> |
| #include <fuchsia/ui/scenic/cpp/fidl.h> |
| #include <fuchsia/ui/views/cpp/fidl.h> |
| #include <lib/async-loop/cpp/loop.h> |
| #include <lib/async-loop/default.h> |
| #include <lib/sys/cpp/component_context.h> |
| #include <lib/syslog/cpp/log_settings.h> |
| |
| #include <memory> |
| |
| #include "src/lib/fxl/command_line.h" |
| #include "src/lib/fxl/macros.h" |
| #include "src/modular/lib/app_driver/cpp/app_driver.h" |
| #include "src/modular/lib/fidl/single_service_app.h" |
| #include "src/modular/lib/fidl/view_host.h" |
| |
| namespace { |
| |
| class DevStoryShellApp : public modular::SingleServiceApp<fuchsia::modular::StoryShell> { |
| public: |
| DevStoryShellApp(sys::ComponentContext* const component_context) |
| : SingleServiceApp(component_context), |
| component_context_(component_context |
| ? std::unique_ptr<sys::ComponentContext>(component_context) |
| : sys::ComponentContext::CreateAndServeOutgoingDirectory()) {} |
| ~DevStoryShellApp() override = default; |
| |
| private: |
| // |SingleServiceApp| |
| void CreateView( |
| zx::eventpair view_token, |
| fidl::InterfaceRequest<fuchsia::sys::ServiceProvider> /*incoming_services*/, |
| fidl::InterfaceHandle<fuchsia::sys::ServiceProvider> /*outgoing_services*/) override { |
| view_token_.value = std::move(view_token); |
| |
| Connect(); |
| } |
| |
| // |fuchsia::modular::StoryShell| |
| void Initialize( |
| fidl::InterfaceHandle<fuchsia::modular::StoryShellContext> story_shell_context) override { |
| story_shell_context_.Bind(std::move(story_shell_context)); |
| |
| Connect(); |
| } |
| |
| // |fuchsia::modular::StoryShell| |
| void AddSurface(fuchsia::modular::ViewConnection view_connection, |
| fuchsia::modular::SurfaceInfo surface_info) override { |
| fuchsia::modular::SurfaceInfo2 surface_info2; |
| surface_info2.set_parent_id(surface_info.parent_id); |
| if (surface_info.surface_relation) { |
| surface_info2.set_surface_relation(*surface_info.surface_relation); |
| } |
| if (surface_info.module_manifest) { |
| surface_info2.set_module_manifest(std::move(*surface_info.module_manifest)); |
| } |
| surface_info2.set_module_source(surface_info.module_source); |
| AddSurface3(std::move(view_connection), std::move(surface_info2)); |
| } |
| |
| // |fuchsia::modular::StoryShell| |
| void AddSurface2(fuchsia::modular::ViewConnection2 view_connection, |
| fuchsia::modular::SurfaceInfo surface_info) override { |
| AddSurface( |
| fuchsia::modular::ViewConnection{ |
| .surface_id = view_connection.surface_id, |
| .view_holder_token = std::move(view_connection.view_holder_token), |
| }, |
| std::move(surface_info)); |
| } |
| |
| // |fuchsia::modular::StoryShell| |
| void AddSurface3(fuchsia::modular::ViewConnection view_connection, |
| fuchsia::modular::SurfaceInfo2 /*surface_info*/) override { |
| if (view_) { |
| view_->ConnectView(std::move(view_connection.view_holder_token)); |
| } else { |
| child_view_holder_tokens_.push_back(std::move(view_connection.view_holder_token)); |
| } |
| } |
| |
| // |fuchsia::modular::StoryShell| |
| void FocusSurface(std::string /*surface_id*/) override {} |
| |
| // |fuchsia::modular::StoryShell| |
| void DefocusSurface(std::string /*surface_id*/, DefocusSurfaceCallback callback) override { |
| callback(); |
| } |
| |
| // |fuchsia::modular::StoryShell| |
| void RemoveSurface(std::string /*surface_id*/) override {} |
| |
| // |fuchsia::modular::StoryShell| |
| void UpdateSurface(fuchsia::modular::ViewConnection view_connection, |
| fuchsia::modular::SurfaceInfo /*surface_info*/) override {} |
| |
| void Connect() { |
| if (story_shell_context_.is_bound() && view_token_.value) { |
| auto scenic = component_context()->svc()->Connect<fuchsia::ui::scenic::Scenic>(); |
| scenic::ViewContext view_context = { |
| .session_and_listener_request = |
| scenic::CreateScenicSessionPtrAndListenerRequest(scenic.get()), |
| .view_token = std::move(view_token_), |
| .component_context = component_context_.get(), |
| }; |
| |
| view_ = std::make_unique<modular::ViewHost>(std::move(view_context)); |
| for (auto& view_holder_token : child_view_holder_tokens_) { |
| view_->ConnectView(std::move(view_holder_token)); |
| } |
| |
| child_view_holder_tokens_.clear(); |
| } |
| } |
| |
| std::unique_ptr<modular::ViewHost> view_; |
| fuchsia::ui::views::ViewToken view_token_; |
| std::vector<fuchsia::ui::views::ViewHolderToken> child_view_holder_tokens_; |
| |
| fuchsia::modular::StoryShellContextPtr story_shell_context_; |
| |
| std::unique_ptr<sys::ComponentContext> component_context_; |
| |
| FXL_DISALLOW_COPY_AND_ASSIGN(DevStoryShellApp); |
| }; |
| |
| } // namespace |
| |
| int main(int /*argc*/, const char** /*argv*/) { |
| syslog::SetTags({"dev_story_shell"}); |
| |
| async::Loop loop(&kAsyncLoopConfigAttachToCurrentThread); |
| |
| auto context = sys::ComponentContext::CreateAndServeOutgoingDirectory(); |
| modular::AppDriver<DevStoryShellApp> driver(context->outgoing(), |
| std::make_unique<DevStoryShellApp>(context.get()), |
| [&loop] { loop.Quit(); }); |
| |
| loop.Run(); |
| return 0; |
| } |