1 /* 2 * Copyright (C) 2006, 2007, 2009, 2012 Apple Inc. All rights reserved. 3 * 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. 8 * 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. 13 * 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. 18 * 19 */ 20 21 #ifndef RenderFileUploadControl_h 22 #define RenderFileUploadControl_h 23 24 #include "core/rendering/RenderBlockFlow.h" 25 26 namespace WebCore { 27 28 class HTMLInputElement; 29 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. 33 34 class RenderFileUploadControl FINAL : public RenderBlockFlow { 35 public: 36 RenderFileUploadControl(HTMLInputElement*); 37 virtual ~RenderFileUploadControl(); 38 isFileUploadControl()39 virtual bool isFileUploadControl() const OVERRIDE { return true; } 40 41 String buttonValue(); 42 String fileTextValue() const; 43 44 private: renderName()45 virtual const char* renderName() const OVERRIDE { return "RenderFileUploadControl"; } 46 47 virtual void updateFromElement() OVERRIDE; 48 virtual void computeIntrinsicLogicalWidths(LayoutUnit& minLogicalWidth, LayoutUnit& maxLogicalWidth) const OVERRIDE; 49 virtual void computePreferredLogicalWidths() OVERRIDE; 50 virtual void paintObject(PaintInfo&, const LayoutPoint&) OVERRIDE; 51 52 int maxFilenameWidth() const; 53 54 virtual PositionWithAffinity positionForPoint(const LayoutPoint&) OVERRIDE; 55 56 HTMLInputElement* uploadButton() const; 57 58 bool m_canReceiveDroppedFiles; 59 }; 60 61 DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderFileUploadControl, isFileUploadControl()); 62 63 } // namespace WebCore 64 65 #endif // RenderFileUploadControl_h 66