third_party/WebKit/Source/core/layout/LayoutFieldset.h

   1 /*
   2  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
   3  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
   4  *           (C) 2000 Dirk Mueller (mueller@kde.org)
   5  * Copyright (C) 2004, 2006, 2009 Apple Inc. All rights reserved.
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Library General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Library General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Library General Public License
  18  * along with this library; see the file COPYING.LIB.  If not, write to
  19  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  20  * Boston, MA 02110-1301, USA.
  21  *
  22  */
  23
  24 #ifndef LayoutFieldset_h
  25 #define LayoutFieldset_h
  26
  27 #include "core/layout/LayoutBlockFlow.h"
  28
  29 namespace blink {
  30
  31 class LayoutFieldset final : public LayoutBlockFlow {
  32 public:
  33     explicit LayoutFieldset(Element*);
  34
  35     LayoutBox* findInFlowLegend() const;
  36
  37     const char* name() const override { return "LayoutFieldset"; }
  38
  39 private:
  40     bool isOfType(LayoutObjectType type) const override { return type == LayoutObjectFieldset || LayoutBlockFlow::isOfType(type); }
  41
  42     LayoutObject* layoutSpecialExcludedChild(bool relayoutChildren, SubtreeLayoutScope&) override;
  43
  44     void computePreferredLogicalWidths() override;
  45     bool avoidsFloats() const override { return true; }
  46
  47     void paintBoxDecorationBackground(const PaintInfo&, const LayoutPoint&) override;
  48     void paintMask(const PaintInfo&, const LayoutPoint&) override;
  49 };
  50
  51 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutFieldset, isFieldset());
  52
  53 } // namespace blink
  54
  55 #endif // LayoutFieldset_h