diff options
Diffstat (limited to 'WebCore/rendering/style/ContentData.cpp')
-rw-r--r-- | WebCore/rendering/style/ContentData.cpp | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/WebCore/rendering/style/ContentData.cpp b/WebCore/rendering/style/ContentData.cpp new file mode 100644 index 0000000..b38cc49 --- /dev/null +++ b/WebCore/rendering/style/ContentData.cpp @@ -0,0 +1,66 @@ +/* + * Copyright (C) 1999 Antti Koivisto (koivisto@kde.org) + * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with this library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include "config.h" +#include "ContentData.h" + +#include "CounterContent.h" +#include "StringImpl.h" +#include "StyleImage.h" + +namespace WebCore { + +void ContentData::clear() +{ + switch (m_type) { + case CONTENT_NONE: + break; + case CONTENT_OBJECT: + m_content.m_image->deref(); + break; + case CONTENT_TEXT: + m_content.m_text->deref(); + break; + case CONTENT_COUNTER: + delete m_content.m_counter; + break; + } + + ContentData* n = m_next; + m_type = CONTENT_NONE; + m_next = 0; + + // Reverse the list so we can delete without recursing. + ContentData* last = 0; + ContentData* c; + while ((c = n)) { + n = c->m_next; + c->m_next = last; + last = c; + } + for (c = last; c; c = n) { + n = c->m_next; + c->m_next = 0; + delete c; + } +} + +} // namespace WebCore |