Merge WebKit at r75315: Initial merge by git.

Change-Id: I570314b346ce101c935ed22a626b48c2af266b84

1 files changed, 111 insertions, 0 deletions

diff --git a/Source/WebCore/css/CSSRuleList.cpp b/Source/WebCore/css/CSSRuleList.cpp
new file mode 100644
index 0000000..0a312af
--- /dev/null
+++ b/Source/WebCore/css/CSSRuleList.cpp
@@ -0,0 +1,111 @@
+/**
+ * (C) 1999-2003 Lars Knoll (knoll@kde.org)
+ * (C) 2002-2003 Dirk Mueller (mueller@kde.org)
+ * Copyright (C) 2002, 2005, 2006 Apple Computer, Inc.
+ *
+ * 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 "CSSRuleList.h"
+
+#include "CSSRule.h"
+#include "StyleList.h"
+
+namespace WebCore {
+
+CSSRuleList::CSSRuleList()
+{
+}
+
+CSSRuleList::CSSRuleList(StyleList* list, bool omitCharsetRules)
+{
+    m_list = list;
+    if (list && omitCharsetRules) {
+        m_list = 0;
+        unsigned len = list->length();
+        for (unsigned i = 0; i < len; ++i) {
+            StyleBase* style = list->item(i);
+            if (style->isRule() && !style->isCharsetRule())
+                append(static_cast<CSSRule*>(style));
+        }
+    }
+}
+
+CSSRuleList::~CSSRuleList()
+{
+}
+
+unsigned CSSRuleList::length() const
+{
+    return m_list ? m_list->length() : m_lstCSSRules.size();
+}
+
+CSSRule* CSSRuleList::item(unsigned index)
+{
+    if (m_list) {
+        StyleBase* rule = m_list->item(index);
+        ASSERT(!rule || rule->isRule());
+        return static_cast<CSSRule*>(rule);
+    }
+
+    if (index < m_lstCSSRules.size())
+        return m_lstCSSRules[index].get();
+    return 0;
+}
+
+void CSSRuleList::deleteRule(unsigned index)
+{
+    ASSERT(!m_list);
+
+    if (index >= m_lstCSSRules.size()) {
+        // FIXME: Should we throw an INDEX_SIZE_ERR exception here?
+        return;
+    }
+
+    m_lstCSSRules[index]->setParent(0);
+    m_lstCSSRules.remove(index);
+}
+
+void CSSRuleList::append(CSSRule* rule)
+{
+    ASSERT(!m_list);
+    if (!rule) {
+        // FIXME: Should we throw an exception?
+        return;
+    }
+
+    m_lstCSSRules.append(rule);
+}
+
+unsigned CSSRuleList::insertRule(CSSRule* rule, unsigned index)
+{
+    ASSERT(!m_list);
+    if (!rule) {
+        // FIXME: Should we throw an exception?
+        return 0;
+    }
+
+    if (index > m_lstCSSRules.size()) {
+        // FIXME: Should we throw an INDEX_SIZE_ERR exception here?
+        return 0;
+    }
+
+    m_lstCSSRules.insert(index, rule);
+    return index;
+}
+
+} // namespace WebCore