// Copyright 2014 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_MUS_WS_WINDOW_MANAGER_ACCESS_POLICY_H_
#define COMPONENTS_MUS_WS_WINDOW_MANAGER_ACCESS_POLICY_H_

#include <stdint.h>

#include "base/macros.h"
#include "components/mus/ws/access_policy.h"

namespace mus {

namespace ws {

class AccessPolicyDelegate;

class WindowManagerAccessPolicy : public AccessPolicy {
 public:
  WindowManagerAccessPolicy(ConnectionSpecificId connection_id,
                            AccessPolicyDelegate* delegate);
  ~WindowManagerAccessPolicy() override;

  // AccessPolicy:
  bool CanRemoveWindowFromParent(const ServerWindow* window) const override;
  bool CanAddWindow(const ServerWindow* parent,
                    const ServerWindow* child) const override;
  bool CanAddTransientWindow(const ServerWindow* parent,
                             const ServerWindow* child) const override;
  bool CanRemoveTransientWindowFromParent(
      const ServerWindow* window) const override;
  bool CanReorderWindow(const ServerWindow* window,
                        const ServerWindow* relative_window,
                        mojom::OrderDirection direction) const override;
  bool CanDeleteWindow(const ServerWindow* window) const override;
  bool CanGetWindowTree(const ServerWindow* window) const override;
  bool CanDescendIntoWindowForWindowTree(
      const ServerWindow* window) const override;
  bool CanEmbed(const ServerWindow* window,
                uint32_t policy_bitmask) const override;
  bool CanChangeWindowVisibility(const ServerWindow* window) const override;
  bool CanSetWindowSurface(const ServerWindow* window,
                           mus::mojom::SurfaceType surface_type) const override;
  bool CanSetWindowBounds(const ServerWindow* window) const override;
  bool CanSetWindowProperties(const ServerWindow* window) const override;
  bool CanSetWindowTextInputState(const ServerWindow* window) const override;
  bool CanSetFocus(const ServerWindow* window) const override;
  bool CanSetClientArea(const ServerWindow* window) const override;
  bool CanSetCursorProperties(const ServerWindow* window) const override;
  bool ShouldNotifyOnHierarchyChange(
      const ServerWindow* window,
      const ServerWindow** new_parent,
      const ServerWindow** old_parent) const override;
  const ServerWindow* GetWindowForFocusChange(
      const ServerWindow* focused) override;
  bool CanSetWindowManagerInternal() const override;

 private:
  bool IsWindowKnown(const ServerWindow* window) const;

  const ConnectionSpecificId connection_id_;
  AccessPolicyDelegate* delegate_;

  DISALLOW_COPY_AND_ASSIGN(WindowManagerAccessPolicy);
};

}  // namespace ws

}  // namespace mus

#endif  // COMPONENTS_MUS_WS_WINDOW_MANAGER_ACCESS_POLICY_H_