2 * Copyright (C) 2006, 2007, 2009, 2012 Apple Inc. All rights reserved.
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.
21 #ifndef RenderFileUploadControl_h
22 #define RenderFileUploadControl_h
24 #include "RenderBlock.h"
28 class HTMLInputElement;
30 // Each RenderFileUploadControl contains a RenderButton (for opening the file chooser), and
31 // sufficient space to draw a file icon and filename. The RenderButton has a shadow node
32 // associated with it to receive click/hover events.
34 class RenderFileUploadControl : public RenderBlock {
36 RenderFileUploadControl(HTMLInputElement*);
37 virtual ~RenderFileUploadControl();
39 virtual bool isFileUploadControl() const { return true; }
42 String fileTextValue() const;
45 virtual const char* renderName() const { return "RenderFileUploadControl"; }
47 virtual void updateFromElement();
48 virtual void computePreferredLogicalWidths();
49 virtual void paintObject(PaintInfo&, const LayoutPoint&);
51 virtual bool requiresForcedStyleRecalcPropagation() const { return true; }
53 int maxFilenameWidth() const;
55 virtual VisiblePosition positionForPoint(const LayoutPoint&);
57 HTMLInputElement* uploadButton() const;
59 bool m_canReceiveDroppedFiles;
62 inline RenderFileUploadControl* toRenderFileUploadControl(RenderObject* object)
64 ASSERT(!object || object->isFileUploadControl());
65 return static_cast<RenderFileUploadControl*>(object);
68 inline const RenderFileUploadControl* toRenderFileUploadControl(const RenderObject* object)
70 ASSERT(!object || object->isFileUploadControl());
71 return static_cast<const RenderFileUploadControl*>(object);
74 // This will catch anyone doing an unnecessary cast.
75 void toRenderFileUploadControl(const RenderFileUploadControl*);
77 } // namespace WebCore
79 #endif // RenderFileUploadControl_h