| // 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. |
| |
| #ifndef UI_OZONE_PLATFORM_SCENIC_SCENIC_WINDOW_MANAGER_H_ |
| #define UI_OZONE_PLATFORM_SCENIC_SCENIC_WINDOW_MANAGER_H_ |
| |
| #include <fuchsia/ui/scenic/cpp/fidl.h> |
| #include <stdint.h> |
| #include <memory> |
| |
| #include "base/component_export.h" |
| #include "base/containers/id_map.h" |
| #include "base/macros.h" |
| #include "base/threading/thread_checker.h" |
| #include "ui/gfx/native_widget_types.h" |
| #include "ui/ozone/platform/scenic/scenic_screen.h" |
| #include "ui/ozone/public/surface_factory_ozone.h" |
| |
| namespace ui { |
| |
| class ScenicWindow; |
| |
| // Window manager is responsible for mapping window IDs to ScenicWindow |
| // instances. Window IDs are integer values that are passed around as |
| // gpu::AcceleratedWidget. The manager is created and owned by |
| // OzonePlatformScenic. |
| // |
| // TODO(sergeyu): Consider updating AcceleratedWidget to store ScenicWindow* |
| // which would remove the need for the IDMap. |
| class COMPONENT_EXPORT(OZONE) ScenicWindowManager { |
| public: |
| ScenicWindowManager(); |
| ~ScenicWindowManager(); |
| |
| std::unique_ptr<PlatformScreen> CreateScreen(); |
| |
| // Scenic interface that is used by ScenicWindow instances. The interface |
| // is initialized lazily on the first call and it don't change afterwards. |
| // ScenicWindowManager keeps the ownership. |
| fuchsia::ui::scenic::Scenic* GetScenic(); |
| |
| // Called by ScenicWindow when a new window instance is created. Returns |
| // window ID for the |window|. |
| int32_t AddWindow(ScenicWindow* window); |
| |
| // Called by ScenicWindow destructor to unregister |window|. |
| void RemoveWindow(int32_t window_id, ScenicWindow* window); |
| |
| ScenicScreen* screen() { return screen_.get(); } |
| |
| ScenicWindow* GetWindow(int32_t window_id); |
| |
| private: |
| base::IDMap<ScenicWindow*> windows_; |
| |
| base::WeakPtr<ScenicScreen> screen_; |
| |
| fuchsia::ui::scenic::ScenicPtr scenic_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ScenicWindowManager); |
| }; |
| |
| } // namespace ui |
| |
| #endif // UI_OZONE_PLATFORM_SCENIC_SCENIC_WINDOW_MANAGER_H_ |