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author | tc@google.com <tc@google.com@0039d316-1c4b-4281-b951-d872f2087c98> | 2008-10-01 22:31:35 +0000 |
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committer | tc@google.com <tc@google.com@0039d316-1c4b-4281-b951-d872f2087c98> | 2008-10-01 22:31:35 +0000 |
commit | de56f378336660dcc848763c80267a5e063ae47d (patch) | |
tree | 7f551b88923b35bc4022ce6ab3a3f602fb60d91c /webkit/pending/NamedAttrMap.cpp | |
parent | dc4f63c80cb90efe594131030aad6776e5945fcc (diff) | |
download | chromium_src-de56f378336660dcc848763c80267a5e063ae47d.zip chromium_src-de56f378336660dcc848763c80267a5e063ae47d.tar.gz chromium_src-de56f378336660dcc848763c80267a5e063ae47d.tar.bz2 |
Merge the chrome_webkit_merge_branch back on to trunk. This brings us
up to webkit@36102.
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@2778 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'webkit/pending/NamedAttrMap.cpp')
-rw-r--r-- | webkit/pending/NamedAttrMap.cpp | 360 |
1 files changed, 0 insertions, 360 deletions
diff --git a/webkit/pending/NamedAttrMap.cpp b/webkit/pending/NamedAttrMap.cpp deleted file mode 100644 index 957a3b0..0000000 --- a/webkit/pending/NamedAttrMap.cpp +++ /dev/null @@ -1,360 +0,0 @@ -/* - * Copyright (C) 1999 Lars Knoll (knoll@kde.org) - * (C) 1999 Antti Koivisto (koivisto@kde.org) - * (C) 2001 Peter Kelly (pmk@post.com) - * (C) 2001 Dirk Mueller (mueller@kde.org) - * Copyright (C) 2004, 2005, 2006, 2007 Apple Inc. All rights reserved. - * (C) 2007 Eric Seidel (eric@webkit.org) - * - * 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 "NamedAttrMap.h" - -#include "Document.h" -#include "Element.h" -#include "ExceptionCode.h" -#include "HTMLNames.h" - -namespace WebCore { - -using namespace HTMLNames; - -static inline bool shouldIgnoreAttributeCase(const Element* e) -{ - return e && e->document()->isHTMLDocument() && e->isHTMLElement(); -} - -NamedAttrMap::NamedAttrMap(Element *e) - : element(e) - , attrs(0) - , len(0) -{ -} - -NamedAttrMap::~NamedAttrMap() -{ - NamedAttrMap::clearAttributes(); // virtual method, so qualify just to be explicit -} - -bool NamedAttrMap::isMappedAttributeMap() const -{ - return false; -} - -PassRefPtr<Node> NamedAttrMap::getNamedItem(const String& name) const -{ - String localName = shouldIgnoreAttributeCase(element) ? name.lower() : name; - Attribute* a = getAttributeItem(localName); - if (!a) - return 0; - - return a->createAttrIfNeeded(element); -} - -PassRefPtr<Node> NamedAttrMap::getNamedItemNS(const String& namespaceURI, const String& localName) const -{ - return getNamedItem(QualifiedName(nullAtom, localName, namespaceURI)); -} - -PassRefPtr<Node> NamedAttrMap::removeNamedItem(const String& name, ExceptionCode& ec) -{ - String localName = shouldIgnoreAttributeCase(element) ? name.lower() : name; - Attribute* a = getAttributeItem(localName); - if (!a) { - ec = NOT_FOUND_ERR; - return 0; - } - - return removeNamedItem(a->name(), ec); -} - -PassRefPtr<Node> NamedAttrMap::removeNamedItemNS(const String& namespaceURI, const String& localName, ExceptionCode& ec) -{ - return removeNamedItem(QualifiedName(nullAtom, localName, namespaceURI), ec); -} - -PassRefPtr<Node> NamedAttrMap::getNamedItem(const QualifiedName& name) const -{ - Attribute* a = getAttributeItem(name); - if (!a) - return 0; - - return a->createAttrIfNeeded(element); -} - -PassRefPtr<Node> NamedAttrMap::setNamedItem(Node* arg, ExceptionCode& ec) -{ - if (!element || !arg) { - ec = NOT_FOUND_ERR; - return 0; - } - - // NO_MODIFICATION_ALLOWED_ERR: Raised if this map is readonly. - if (isReadOnlyNode()) { - ec = NO_MODIFICATION_ALLOWED_ERR; - return 0; - } - - // WRONG_DOCUMENT_ERR: Raised if arg was created from a different document than the one that created this map. - if (arg->document() != element->document()) { - ec = WRONG_DOCUMENT_ERR; - return 0; - } - - // Not mentioned in spec: throw a HIERARCHY_REQUEST_ERROR if the user passes in a non-attribute node - if (!arg->isAttributeNode()) { - ec = HIERARCHY_REQUEST_ERR; - return 0; - } - Attr *attr = static_cast<Attr*>(arg); - - Attribute* a = attr->attr(); - Attribute* old = getAttributeItem(a->name()); - if (old == a) - return RefPtr<Node>(arg); // we know about it already - - // INUSE_ATTRIBUTE_ERR: Raised if arg is an Attr that is already an attribute of another Element object. - // The DOM user must explicitly clone Attr nodes to re-use them in other elements. - if (attr->ownerElement()) { - ec = INUSE_ATTRIBUTE_ERR; - return 0; - } - - if (a->name() == idAttr) - element->updateId(old ? old->value() : nullAtom, a->value()); - - // ### slightly inefficient - resizes attribute array twice. - RefPtr<Node> r; - if (old) { - r = old->createAttrIfNeeded(element); - removeAttribute(a->name()); - } - - addAttribute(a); - return r.release(); -} - -// The DOM2 spec doesn't say that removeAttribute[NS] throws NOT_FOUND_ERR -// if the attribute is not found, but at this level we have to throw NOT_FOUND_ERR -// because of removeNamedItem, removeNamedItemNS, and removeAttributeNode. -PassRefPtr<Node> NamedAttrMap::removeNamedItem(const QualifiedName& name, ExceptionCode& ec) -{ - // ### should this really be raised when the attribute to remove isn't there at all? - // NO_MODIFICATION_ALLOWED_ERR: Raised when the node is readonly - if (isReadOnlyNode()) { - ec = NO_MODIFICATION_ALLOWED_ERR; - return 0; - } - - Attribute* a = getAttributeItem(name); - if (!a) { - ec = NOT_FOUND_ERR; - return 0; - } - - RefPtr<Node> r = a->createAttrIfNeeded(element); - - if (name == idAttr) - element->updateId(a->value(), nullAtom); - - removeAttribute(name); - return r.release(); -} - -PassRefPtr<Node> NamedAttrMap::item ( unsigned index ) const -{ - if (index >= len) - return 0; - - return attrs[index]->createAttrIfNeeded(element); -} - -Attribute* NamedAttrMap::getAttributeItem(const String& name) const -{ - for (unsigned i = 0; i < len; ++i) { - if (!attrs[i]->name().hasPrefix() && - attrs[i]->name().localName() == name) - return attrs[i]; - - if (attrs[i]->name().toString() == name) - return attrs[i]; - } - return 0; -} - -Attribute* NamedAttrMap::getAttributeItem(const QualifiedName& name) const -{ - for (unsigned i = 0; i < len; ++i) { - if (attrs[i]->name().matches(name)) - return attrs[i]; - } - return 0; -} - -void NamedAttrMap::clearAttributes() -{ - if (attrs) { - for (unsigned i = 0; i < len; i++) { - if (attrs[i]->attr()) - attrs[i]->attr()->m_element = 0; - attrs[i]->deref(); - } - fastFree(attrs); - attrs = 0; - } - len = 0; -} - -void NamedAttrMap::detachFromElement() -{ - // we allow a NamedAttrMap w/o an element in case someone still has a reference - // to if after the element gets deleted - but the map is now invalid - element = 0; - clearAttributes(); -} - -NamedAttrMap& NamedAttrMap::operator=(const NamedAttrMap& other) -{ - // clone all attributes in the other map, but attach to our element - if (!element) - return *this; - - // If assigning the map changes the id attribute, we need to call - // updateId. - - Attribute *oldId = getAttributeItem(idAttr); - Attribute *newId = other.getAttributeItem(idAttr); - - if (oldId || newId) - element->updateId(oldId ? oldId->value() : nullAtom, newId ? newId->value() : nullAtom); - - clearAttributes(); - len = other.len; - attrs = static_cast<Attribute **>(fastMalloc(len * sizeof(Attribute *))); - - // first initialize attrs vector, then call attributeChanged on it - // this allows attributeChanged to use getAttribute - for (unsigned i = 0; i < len; i++) { - attrs[i] = other.attrs[i]->clone(); - attrs[i]->ref(); - } - - // FIXME: This is wasteful. The class list could be preserved on a copy, and we - // wouldn't have to waste time reparsing the attribute. - // The derived class, HTMLNamedAttrMap, which manages a parsed class list for the CLASS attribute, - // will update its member variable when parse attribute is called. - for(unsigned i = 0; i < len; i++) - element->attributeChanged(attrs[i], true); - - return *this; -} - -void NamedAttrMap::addAttribute(PassRefPtr<Attribute> prpAttribute) -{ - Attribute* attribute = prpAttribute.releaseRef(); // The attrs array will own this pointer. - - // Add the attribute to the list - attrs = static_cast<Attribute**>(fastRealloc(attrs, (len + 1) * sizeof(Attribute*))); - attrs[len++] = attribute; - - if (Attr* attr = attribute->attr()) - attr->m_element = element; - - // Notify the element that the attribute has been added, and dispatch appropriate mutation events - // Note that element may be null here if we are called from insertAttr() during parsing - if (element) { - element->attributeChanged(attribute); - // Because of our updateStyleAttributeIfNeeded() style modification events are never sent at the right time, so don't bother sending them. - if (attribute->name() != styleAttr) { - element->dispatchAttrAdditionEvent(attribute); - element->dispatchSubtreeModifiedEvent(false); - } - } -} - -void NamedAttrMap::removeAttribute(const QualifiedName& name) -{ - unsigned index = len+1; - for (unsigned i = 0; i < len; ++i) - if (attrs[i]->name().matches(name)) { - index = i; - break; - } - - if (index >= len) return; - - // Remove the attribute from the list - Attribute* attr = attrs[index]; - if (attrs[index]->attr()) - attrs[index]->attr()->m_element = 0; - if (len == 1) { - fastFree(attrs); - attrs = 0; - len = 0; - } else { - Attribute **newAttrs = static_cast<Attribute **>(fastMalloc((len - 1) * sizeof(Attribute *))); - unsigned i; - for (i = 0; i < unsigned(index); i++) - newAttrs[i] = attrs[i]; - len--; - for (; i < len; i++) - newAttrs[i] = attrs[i+1]; - fastFree(attrs); - attrs = newAttrs; - } - - // Notify the element that the attribute has been removed - // dispatch appropriate mutation events - if (element && !attr->m_value.isNull()) { - AtomicString value = attr->m_value; - attr->m_value = nullAtom; - element->attributeChanged(attr); - attr->m_value = value; - } - if (element) { - element->dispatchAttrRemovalEvent(attr); - element->dispatchSubtreeModifiedEvent(false); - } - attr->deref(); -} - -bool NamedAttrMap::mapsEquivalent(const NamedAttrMap* otherMap) const -{ - if (!otherMap) - return false; - - if (length() != otherMap->length()) - return false; - - for (unsigned i = 0; i < length(); i++) { - Attribute *attr = attributeItem(i); - Attribute *otherAttr = otherMap->getAttributeItem(attr->name()); - - if (!otherAttr || attr->value() != otherAttr->value()) - return false; - } - - return true; -} - -bool NamedAttrMap::isReadOnlyNode() -{ - return element && element->isReadOnlyNode(); -} - -} |