components/view_manager/window_manager_access_policy.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef COMPONENTS_VIEW_MANAGER_WINDOW_MANAGER_ACCESS_POLICY_H_
   6 #define COMPONENTS_VIEW_MANAGER_WINDOW_MANAGER_ACCESS_POLICY_H_
   7
   8 #include "base/basictypes.h"
   9 #include "components/view_manager/access_policy.h"
  10
  11 namespace view_manager {
  12
  13 class AccessPolicyDelegate;
  14
  15 class WindowManagerAccessPolicy : public AccessPolicy {
  16  public:
  17   WindowManagerAccessPolicy(mojo::ConnectionSpecificId connection_id,
  18                             AccessPolicyDelegate* delegate);
  19   ~WindowManagerAccessPolicy() override;
  20
  21   // AccessPolicy:
  22   bool CanRemoveViewFromParent(const ServerView* view) const override;
  23   bool CanAddView(const ServerView* parent,
  24                   const ServerView* child) const override;
  25   bool CanReorderView(const ServerView* view,
  26                       const ServerView* relative_view,
  27                       mojo::OrderDirection direction) const override;
  28   bool CanDeleteView(const ServerView* view) const override;
  29   bool CanGetViewTree(const ServerView* view) const override;
  30   bool CanDescendIntoViewForViewTree(const ServerView* view) const override;
  31   bool CanEmbed(const ServerView* view) const override;
  32   bool CanChangeViewVisibility(const ServerView* view) const override;
  33   bool CanSetViewSurfaceId(const ServerView* view) const override;
  34   bool CanSetViewBounds(const ServerView* view) const override;
  35   bool CanSetViewProperties(const ServerView* view) const override;
  36   bool CanSetViewTextInputState(const ServerView* view) const override;
  37   bool CanSetFocus(const ServerView* view) const override;
  38   bool ShouldNotifyOnHierarchyChange(
  39       const ServerView* view,
  40       const ServerView** new_parent,
  41       const ServerView** old_parent) const override;
  42   const ServerView* GetViewForFocusChange(const ServerView* focused) override;
  43
  44  private:
  45   bool IsViewKnown(const ServerView* view) const;
  46
  47   const mojo::ConnectionSpecificId connection_id_;
  48   AccessPolicyDelegate* delegate_;
  49
  50   DISALLOW_COPY_AND_ASSIGN(WindowManagerAccessPolicy);
  51 };
  52
  53 }  // namespace view_manager
  54
  55 #endif  // COMPONENTS_VIEW_MANAGER_WINDOW_MANAGER_ACCESS_POLICY_H_