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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ASH_WM_WORKSPACE_CONTROLLER_H_
#define ASH_WM_WORKSPACE_CONTROLLER_H_
#include <memory>
#include "ash/ash_export.h"
#include "ash/wm/workspace/workspace_event_handler.h"
#include "ash/wm/workspace/workspace_types.h"
#include "base/memory/raw_ptr.h"
#include "ui/aura/window.h"
#include "ui/aura/window_observer.h"
namespace ash {
class WorkspaceLayoutManager;
// WorkspaceController acts as a central place that ties together all the
// various workspace pieces.
class ASH_EXPORT WorkspaceController : public aura::WindowObserver {
public:
// Installs WorkspaceLayoutManager on |viewport|.
explicit WorkspaceController(aura::Window* viewport);
WorkspaceController(const WorkspaceController&) = delete;
WorkspaceController& operator=(const WorkspaceController&) = delete;
~WorkspaceController() override;
WorkspaceLayoutManager* layout_manager() { return layout_manager_; }
// Returns the current window state.
WorkspaceWindowState GetWindowState() const;
// Starts the animation that occurs on first login.
void DoInitialAnimation();
private:
friend class WorkspaceControllerTestApi;
// aura::WindowObserver:
void OnWindowDestroying(aura::Window* window) override;
raw_ptr<aura::Window, ExperimentalAsh> viewport_;
std::unique_ptr<WorkspaceEventHandler> event_handler_;
// Owned by `viewport_`.
raw_ptr<WorkspaceLayoutManager, DanglingUntriaged | ExperimentalAsh>
layout_manager_;
};
// Sets the given |workspace_controller| as a property of |desk_container|. Only
// virtual desks containers are accepted. If |workspace_controller| is nullptr,
// the property will be cleared from |desk_container|.
ASH_EXPORT void SetWorkspaceController(
aura::Window* desk_container,
std::unique_ptr<WorkspaceController> workspace_controller);
// Gets the worspace controller from the properties of the specific given
// |desk_container|. Only virtual desks containers are accepted.
ASH_EXPORT WorkspaceController* GetWorkspaceController(
aura::Window* desk_container);
// Gets the workspace controller from the properties of the virtual desk
// container anscestor of |context|. Returns nullptr if |context| doesn't belong
// to any virtual desk.
ASH_EXPORT WorkspaceController* GetWorkspaceControllerForContext(
aura::Window* context);
// Gets the workspace controller from the properties of the currently active
// virtual desk container on the given |root|.
ASH_EXPORT WorkspaceController* GetActiveWorkspaceController(
aura::Window* root);
} // namespace ash
#endif // ASH_WM_WORKSPACE_CONTROLLER_H_
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