| /* |
| * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
| * (C) 1999 Antti Koivisto (koivisto@kde.org) |
| * (C) 2001 Dirk Mueller (mueller@kde.org) |
| * (C) 2008 David Smith (catfish.man@gmail.com) |
| * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| * |
| */ |
| |
| #ifndef NodeComputedStyle_h |
| #define NodeComputedStyle_h |
| |
| #include "core/dom/Element.h" |
| #include "core/dom/LayoutTreeBuilderTraversal.h" |
| #include "core/dom/Node.h" |
| #include "core/dom/V0InsertionPoint.h" |
| #include "core/layout/LayoutObject.h" |
| |
| namespace blink { |
| |
| inline const ComputedStyle* Node::GetComputedStyle() const { |
| return MutableComputedStyle(); |
| } |
| |
| inline ComputedStyle* Node::MutableComputedStyle() const { |
| if (NeedsReattachLayoutTree()) |
| return GetNonAttachedStyle(); |
| |
| if (LayoutObject* layout_object = GetLayoutObject()) |
| return layout_object->MutableStyle(); |
| |
| if (IsElementNode()) |
| return ToElement(this)->MutableNonLayoutObjectComputedStyle(); |
| |
| return nullptr; |
| } |
| |
| inline const ComputedStyle* Node::ParentComputedStyle() const { |
| if (IsActiveSlotOrActiveV0InsertionPoint()) |
| return nullptr; |
| ContainerNode* parent = LayoutTreeBuilderTraversal::Parent(*this); |
| return parent ? parent->GetComputedStyle() : nullptr; |
| } |
| |
| inline const ComputedStyle& Node::ComputedStyleRef() const { |
| const ComputedStyle* style = GetComputedStyle(); |
| DCHECK(style); |
| return *style; |
| } |
| |
| } // namespace blink |
| #endif // NodeComputedStyle_h |