15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (C) 1999-2003 Lars Knoll (knoll@kde.org) 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved. 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * This library is free software; you can redistribute it and/or 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modify it under the terms of the GNU Library General Public 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * License as published by the Free Software Foundation; either 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * version 2 of the License, or (at your option) any later version. 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * This library is distributed in the hope that it will be useful, 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * but WITHOUT ANY WARRANTY; without even the implied warranty of 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Library General Public License for more details. 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * You should have received a copy of the GNU Library General Public License 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * along with this library; see the file COPYING.LIB. If not, write to 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Boston, MA 02110-1301, USA. 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#ifndef CSSValueList_h 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define CSSValueList_h 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2453e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/css/CSSValue.h" 25e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch#include "wtf/PassRefPtr.h" 26e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch#include "wtf/Vector.h" 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)namespace WebCore { 295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 305c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)class CSSParserValueList; 315c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 325c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)class CSSValueList : public CSSValue { 335c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)public: 345c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static PassRefPtr<CSSValueList> createCommaSeparated() 355c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 365c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return adoptRef(new CSSValueList(CommaSeparator)); 375c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 385c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static PassRefPtr<CSSValueList> createSpaceSeparated() 395c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 405c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return adoptRef(new CSSValueList(SpaceSeparator)); 415c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 425c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static PassRefPtr<CSSValueList> createSlashSeparated() 435c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 445c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return adoptRef(new CSSValueList(SlashSeparator)); 455c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 465c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static PassRefPtr<CSSValueList> createFromParserValueList(CSSParserValueList* list) 475c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 485c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return adoptRef(new CSSValueList(list)); 495c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 505c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 515c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) size_t length() const { return m_values.size(); } 525c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CSSValue* item(size_t index) { return index < m_values.size() ? m_values[index].get() : 0; } 535c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) const CSSValue* item(size_t index) const { return index < m_values.size() ? m_values[index].get() : 0; } 545c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CSSValue* itemWithoutBoundsCheck(size_t index) { return m_values[index].get(); } 555c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 565c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void append(PassRefPtr<CSSValue> value) { m_values.append(value); } 575c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void prepend(PassRefPtr<CSSValue> value) { m_values.prepend(value); } 585c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool removeAll(CSSValue*); 595c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool hasValue(CSSValue*) const; 605c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) PassRefPtr<CSSValueList> copy(); 615c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 62bfe3590b1806e3ff18f46ee3af5d4b83078f305aTorne (Richard Coles) String customCSSText(CSSTextFormattingFlags = QuoteCSSStringIfNeeded) const; 63926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) bool equals(const CSSValueList&) const; 64926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) bool equals(const CSSValue&) const; 655c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) String customSerializeResolvingVariables(const HashMap<AtomicString, String>&) const; 665c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 675c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void addSubresourceStyleURLs(ListHashSet<KURL>&, const StyleSheetContents*) const; 685c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 695c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool hasFailedOrCanceledSubresources() const; 7002772c6a72f1ee0b226341a4f4439970c29fc861Ben Murdoch 715c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) PassRefPtr<CSSValueList> cloneForCSSOM() const; 725c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 735c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)protected: 745c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CSSValueList(ClassType, ValueListSeparator); 755c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CSSValueList(const CSSValueList& cloneFrom); 765c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 775c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)private: 785c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) explicit CSSValueList(ValueListSeparator); 795c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) explicit CSSValueList(CSSParserValueList*); 805c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 815c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) Vector<RefPtr<CSSValue>, 4> m_values; 825c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 835c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 84bfe3590b1806e3ff18f46ee3af5d4b83078f305aTorne (Richard Coles)DEFINE_CSS_VALUE_TYPE_CASTS(CSSValueList, isValueList()); 85e52495584422c5edb5b2944981473a2e208da323Torne (Richard Coles) 865c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)// Objects of this class are intended to be stack-allocated and scoped to a single function. 875c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)// Please take care not to pass these around as they do hold onto a raw pointer. 885c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)class CSSValueListInspector { 895c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)public: 90e52495584422c5edb5b2944981473a2e208da323Torne (Richard Coles) CSSValueListInspector(CSSValue* value) : m_list((value && value->isValueList()) ? toCSSValueList(value) : 0) { } 91926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) CSSValue* item(size_t index) const { ASSERT_WITH_SECURITY_IMPLICATION(index < length()); return m_list->itemWithoutBoundsCheck(index); } 925c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CSSValue* first() const { return item(0); } 935c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CSSValue* second() const { return item(1); } 945c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) size_t length() const { return m_list ? m_list->length() : 0; } 955c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)private: 965c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CSSValueList* m_list; 975c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 985c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 995c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)// Wrapper that can be used to iterate over any CSSValue. Non-list values and 0 behave as zero-length lists. 1005c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)// Objects of this class are intended to be stack-allocated and scoped to a single function. 1015c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)// Please take care not to pass these around as they do hold onto a raw pointer. 1025c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)class CSSValueListIterator { 1035c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)public: 1045c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CSSValueListIterator(CSSValue* value) : m_inspector(value), m_position(0) { } 1055c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool hasMore() const { return m_position < m_inspector.length(); } 1065c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CSSValue* value() const { return m_inspector.item(m_position); } 1075c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool isPrimitiveValue() const { return value()->isPrimitiveValue(); } 1085c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void advance() { m_position++; ASSERT(m_position <= m_inspector.length());} 1095c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) size_t index() const { return m_position; } 1105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)private: 1115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) CSSValueListInspector m_inspector; 1125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) size_t m_position; 1135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 114e52495584422c5edb5b2944981473a2e208da323Torne (Richard Coles) 1155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} // namespace WebCore 1165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#endif // CSSValueList_h 118