| // Copyright 2016 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 COMPONENTS_EXO_WM_HELPER_MUS_H_ |
| #define COMPONENTS_EXO_WM_HELPER_MUS_H_ |
| |
| #include "base/macros.h" |
| #include "components/exo/wm_helper.h" |
| #include "services/ui/public/cpp/window_tree_client_observer.h" |
| #include "ui/aura/client/focus_change_observer.h" |
| #include "ui/aura/env_observer.h" |
| #include "ui/events/event_handler.h" |
| |
| namespace exo { |
| |
| // A helper class for accessing WindowManager related features. |
| class WMHelperMus : public WMHelper, |
| public aura::EnvObserver, |
| public ui::EventHandler, |
| public ui::WindowTreeClientObserver, |
| public aura::client::FocusChangeObserver { |
| public: |
| WMHelperMus(); |
| ~WMHelperMus() override; |
| |
| // Overriden from WMHelper: |
| const ash::DisplayInfo GetDisplayInfo(int64_t display_id) const override; |
| aura::Window* GetContainer(int container_id) override; |
| aura::Window* GetActiveWindow() const override; |
| aura::Window* GetFocusedWindow() const override; |
| ui::CursorSetType GetCursorSet() const override; |
| void AddPreTargetHandler(ui::EventHandler* handler) override; |
| void PrependPreTargetHandler(ui::EventHandler* handler) override; |
| void RemovePreTargetHandler(ui::EventHandler* handler) override; |
| void AddPostTargetHandler(ui::EventHandler* handler) override; |
| void RemovePostTargetHandler(ui::EventHandler* handler) override; |
| bool IsMaximizeModeWindowManagerEnabled() const override; |
| |
| // Overriden from aura::EnvObserver: |
| void OnWindowInitialized(aura::Window* window) override {} |
| void OnHostInitialized(aura::WindowTreeHost* host) override; |
| |
| // Overriden from ui::WindowTreeClientObserver: |
| void OnWindowTreeFocusChanged(ui::Window* gained_focus, |
| ui::Window* lost_focus) override; |
| |
| // Overriden from ui::client::FocusChangeObserver: |
| void OnWindowFocused(aura::Window* gained_focus, |
| aura::Window* lost_focus) override; |
| |
| private: |
| class EventForwarder; |
| |
| ui::EventHandlerList pre_target_list_; |
| ui::EventHandlerList post_target_list_; |
| |
| std::unique_ptr<EventForwarder> pre_target_event_forwarder_; |
| std::unique_ptr<EventForwarder> post_target_event_forwarder_; |
| |
| aura::Window* active_window_; |
| aura::Window* focused_window_; |
| |
| DISALLOW_COPY_AND_ASSIGN(WMHelperMus); |
| }; |
| |
| } // namespace exo |
| |
| #endif // COMPONENTS_EXO_WM_HELPER_H_ |