| // Copyright 2019 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. |
| |
| #ifndef SRC_UI_TOOLS_PRESENT_VIEW_PRESENT_VIEW_H_ |
| #define SRC_UI_TOOLS_PRESENT_VIEW_PRESENT_VIEW_H_ |
| |
| #include <fuchsia/io/cpp/fidl.h> |
| #include <fuchsia/sys/cpp/fidl.h> |
| #include <fuchsia/ui/app/cpp/fidl.h> |
| #include <fuchsia/ui/policy/cpp/fidl.h> |
| #include <lib/fidl/cpp/interface_request.h> |
| #include <lib/sys/cpp/component_context.h> |
| #include <zircon/types.h> |
| |
| #include <functional> |
| #include <memory> |
| #include <string> |
| #include <vector> |
| |
| namespace present_view { |
| |
| // This structure encapsulates the configuration for a View that will be displayed via |Present|. |
| struct ViewInfo { |
| // The fuchsia component URI of the component to run. |
| std::string url; |
| // The command line arguments passed to the started component. |
| std::vector<std::string> arguments; |
| // An optional locale if locale properties need to be served. |
| std::string locale; |
| }; |
| |
| // This class encapsulates the business logic for an instance of the `present_view` component. |
| class PresentView { |
| public: |
| // |PresentView| fires this callback when any of the services it connects to, including the |
| // |fuchsia::ui::views::View|, experiences an error condition. |
| // |
| // The 2 parameters are a |PresentView|-supplied error description and the kernel-supplied status |
| // code, respectively. |
| using ViewErrorCallback = std::function<void(std::string, zx_status_t)>; |
| |
| PresentView(std::unique_ptr<sys::ComponentContext> context, ViewErrorCallback on_view_error); |
| PresentView(const PresentView&) = delete; |
| PresentView& operator=(const PresentView&) = delete; |
| ~PresentView(); |
| |
| // Launch a component using the specified info and ask it to be presented. |
| bool Present(ViewInfo view_info); |
| |
| // Terminate a previously-launched component. |
| void Kill(); |
| |
| private: |
| // Launches a server for `fuchsia.intl.PropertyProvider`, serving the passed-in nonempty |
| // |locale|, using the |directory_request|. |
| void RunIntlService(const std::string& locale, |
| fidl::InterfaceRequest<fuchsia::io::Directory> directory_request, |
| fuchsia::sys::Launcher* launcher); |
| |
| std::unique_ptr<sys::ComponentContext> context_; |
| |
| fuchsia::sys::ComponentControllerPtr intl_controller_; |
| fuchsia::sys::ComponentControllerPtr view_controller_; |
| fuchsia::ui::policy::PresenterPtr presenter_; |
| fuchsia::ui::app::ViewProviderPtr legacy_view_provider_; |
| fuchsia::ui::views::ViewPtr view_; |
| |
| ViewErrorCallback view_error_callback_; |
| }; |
| |
| } // namespace present_view |
| |
| #endif // SRC_UI_TOOLS_PRESENT_VIEW_PRESENT_VIEW_H_ |