1/* 2 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). 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 HTMLProgressElement_h 22#define HTMLProgressElement_h 23 24#if ENABLE(PROGRESS_ELEMENT) 25#include "LabelableElement.h" 26 27namespace WebCore { 28 29class ProgressValueElement; 30class RenderProgress; 31 32class HTMLProgressElement FINAL : public LabelableElement { 33public: 34 static const double IndeterminatePosition; 35 static const double InvalidPosition; 36 37 static PassRefPtr<HTMLProgressElement> create(const QualifiedName&, Document*); 38 39 double value() const; 40 void setValue(double, ExceptionCode&); 41 42 double max() const; 43 void setMax(double, ExceptionCode&); 44 45 double position() const; 46 47 virtual bool canContainRangeEndPoint() const { return false; } 48 49private: 50 HTMLProgressElement(const QualifiedName&, Document*); 51 virtual ~HTMLProgressElement(); 52 53 virtual bool areAuthorShadowsAllowed() const OVERRIDE { return false; } 54 virtual bool shouldAppearIndeterminate() const OVERRIDE; 55 virtual bool supportLabels() const OVERRIDE { return true; } 56 57 virtual RenderObject* createRenderer(RenderArena*, RenderStyle*); 58 virtual bool childShouldCreateRenderer(const NodeRenderingContext&) const OVERRIDE; 59 RenderProgress* renderProgress() const; 60 61 virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE; 62 63 virtual void attach(const AttachContext& = AttachContext()) OVERRIDE; 64 65 void didElementStateChange(); 66 virtual void didAddUserAgentShadowRoot(ShadowRoot*) OVERRIDE; 67 bool isDeterminate() const; 68 69 ProgressValueElement* m_value; 70}; 71 72inline bool isHTMLProgressElement(Node* node) 73{ 74 ASSERT(node); 75 return node->hasTagName(HTMLNames::progressTag); 76} 77 78inline HTMLProgressElement* toHTMLProgressElement(Node* node) 79{ 80 ASSERT_WITH_SECURITY_IMPLICATION(!node || isHTMLProgressElement(node)); 81 return static_cast<HTMLProgressElement*>(node); 82} 83 84} // namespace 85 86#endif 87#endif 88