diff options
Diffstat (limited to 'src/3rdparty/webkit/WebCore/css/CSSSelectorList.cpp')
-rw-r--r-- | src/3rdparty/webkit/WebCore/css/CSSSelectorList.cpp | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/src/3rdparty/webkit/WebCore/css/CSSSelectorList.cpp b/src/3rdparty/webkit/WebCore/css/CSSSelectorList.cpp new file mode 100644 index 0000000..7276141 --- /dev/null +++ b/src/3rdparty/webkit/WebCore/css/CSSSelectorList.cpp @@ -0,0 +1,79 @@ +/* + * Copyright (C) 2008 Apple Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY + * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "config.h" +#include "CSSSelectorList.h" + +namespace WebCore { + +CSSSelectorList::~CSSSelectorList() +{ + deleteSelectors(); +} + +void CSSSelectorList::adopt(CSSSelectorList& list) +{ + deleteSelectors(); + m_selectorArray = list.m_selectorArray; + list.m_selectorArray = 0; +} + +void CSSSelectorList::adoptSelectorVector(Vector<CSSSelector*>& selectorVector) +{ + deleteSelectors(); + const size_t size = selectorVector.size(); + ASSERT(size); + if (size == 1) { + m_selectorArray = selectorVector[0]; + m_selectorArray->setLastInSelectorList(); + selectorVector.shrink(0); + return; + } + m_selectorArray = reinterpret_cast<CSSSelector*>(fastMalloc(sizeof(CSSSelector) * selectorVector.size())); + for (size_t i = 0; i < size; ++i) { + memcpy(&m_selectorArray[i], selectorVector[i], sizeof(CSSSelector)); + fastFree(selectorVector[i]); + ASSERT(!m_selectorArray[i].isLastInSelectorList()); + } + m_selectorArray[size - 1].setLastInSelectorList(); + selectorVector.shrink(0); +} + +void CSSSelectorList::deleteSelectors() +{ + if (!m_selectorArray) + return; + CSSSelector* s = m_selectorArray; + while (1) { + bool done = s->isLastInSelectorList(); + s->~CSSSelector(); + if (done) + break; + ++s; + } + fastFree(m_selectorArray); +} + +} |