2 * Copyright (C) 2014 Robert Hogan <robert@roberthogan.net>
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB. If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
20 #ifndef RenderTextControlPlaceholder_h
21 #define RenderTextControlPlaceholder_h
23 #include "core/rendering/RenderBlockFlow.h"
28 class RenderTextControlPlaceholder FINAL : public RenderBlockFlow {
30 explicit RenderTextControlPlaceholder(Element*);
31 virtual ~RenderTextControlPlaceholder();
33 // Placeholder elements are not laid out until the dimensions of their parent text control are known,
34 // so they don't get layout until their parent has had layout. This is a problem when we have iterated
35 // a parent's children and want to call isSelfCollapsingBlock. Fortunately since placeholder elements
36 // only exist when they have content we can always enforce the rule that they are never self-collapsing.
37 virtual bool isSelfCollapsingBlock() const OVERRIDE FINAL { return false; }
40 } // namespace WebCore
42 #endif // RenderTextControlPlaceholder_h