mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-10-30 05:35:31 +00:00
1014 lines
32 KiB
C++
1014 lines
32 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/HTMLTableElement.h"
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#include "nsAttrValueInlines.h"
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#include "nsRuleData.h"
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#include "nsHTMLStyleSheet.h"
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#include "nsMappedAttributes.h"
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#include "mozilla/dom/HTMLCollectionBinding.h"
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#include "mozilla/dom/HTMLTableElementBinding.h"
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#include "nsContentUtils.h"
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#include "jsfriendapi.h"
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NS_IMPL_NS_NEW_HTML_ELEMENT(Table)
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namespace mozilla {
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namespace dom {
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/* ------------------------------ TableRowsCollection -------------------------------- */
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/**
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* This class provides a late-bound collection of rows in a table.
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* mParent is NOT ref-counted to avoid circular references
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*/
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class TableRowsCollection final : public nsIHTMLCollection,
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public nsWrapperCache
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{
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public:
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explicit TableRowsCollection(HTMLTableElement* aParent);
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_NSIDOMHTMLCOLLECTION
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virtual Element* GetElementAt(uint32_t aIndex) override;
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virtual nsINode* GetParentObject() override
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{
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return mParent;
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}
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virtual Element*
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GetFirstNamedElement(const nsAString& aName, bool& aFound) override;
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virtual void GetSupportedNames(nsTArray<nsString>& aNames) override;
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NS_IMETHOD ParentDestroyed();
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NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(TableRowsCollection)
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// nsWrapperCache
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using nsWrapperCache::GetWrapperPreserveColor;
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virtual JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
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protected:
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virtual ~TableRowsCollection();
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virtual JSObject* GetWrapperPreserveColorInternal() override
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{
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return nsWrapperCache::GetWrapperPreserveColor();
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}
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// Those rows that are not in table sections
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HTMLTableElement* mParent;
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};
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TableRowsCollection::TableRowsCollection(HTMLTableElement *aParent)
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: mParent(aParent)
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{
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}
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TableRowsCollection::~TableRowsCollection()
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{
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// we do NOT have a ref-counted reference to mParent, so do NOT
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// release it! this is to avoid circular references. The
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// instantiator who provided mParent is responsible for managing our
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// reference for us.
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}
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JSObject*
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TableRowsCollection::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
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{
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return HTMLCollectionBinding::Wrap(aCx, this, aGivenProto);
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}
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NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_0(TableRowsCollection)
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NS_IMPL_CYCLE_COLLECTING_ADDREF(TableRowsCollection)
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NS_IMPL_CYCLE_COLLECTING_RELEASE(TableRowsCollection)
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NS_INTERFACE_TABLE_HEAD(TableRowsCollection)
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NS_WRAPPERCACHE_INTERFACE_TABLE_ENTRY
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NS_INTERFACE_TABLE(TableRowsCollection, nsIHTMLCollection,
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nsIDOMHTMLCollection)
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NS_INTERFACE_TABLE_TO_MAP_SEGUE_CYCLE_COLLECTION(TableRowsCollection)
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NS_INTERFACE_MAP_END
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// Macro that can be used to avoid copy/pasting code to iterate over the
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// rowgroups. _code should be the code to execute for each rowgroup. The
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// rowgroup's rows will be in the nsIDOMHTMLCollection* named "rows".
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// _trCode should be the code to execute for each tr row. Note that
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// this may be null at any time. This macro assumes an nsresult named
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// |rv| is in scope.
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#define DO_FOR_EACH_BY_ORDER(_code, _trCode) \
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do { \
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if (mParent) { \
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HTMLTableSectionElement* rowGroup; \
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nsIHTMLCollection* rows; \
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/* THead */ \
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for (nsIContent* _node = mParent->nsINode::GetFirstChild(); \
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_node; _node = _node->GetNextSibling()) { \
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if (_node->IsHTMLElement(nsGkAtoms::thead)) { \
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rowGroup = static_cast<HTMLTableSectionElement*>(_node);\
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rows = rowGroup->Rows(); \
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do { /* gives scoping */ \
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_code \
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} while (0); \
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} \
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} \
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/* TBodies */ \
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for (nsIContent* _node = mParent->nsINode::GetFirstChild(); \
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_node; _node = _node->GetNextSibling()) { \
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if (_node->IsHTMLElement(nsGkAtoms::tr)) { \
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do { \
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_trCode \
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} while (0); \
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} else if (_node->IsHTMLElement(nsGkAtoms::tbody)) { \
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rowGroup = static_cast<HTMLTableSectionElement*>(_node); \
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rows = rowGroup->Rows(); \
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do { /* gives scoping */ \
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_code \
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} while (0); \
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} \
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} \
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/* TFoot */ \
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for (nsIContent* _node = mParent->nsINode::GetFirstChild(); \
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_node; _node = _node->GetNextSibling()) { \
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if (_node->IsHTMLElement(nsGkAtoms::tfoot)) { \
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rowGroup = static_cast<HTMLTableSectionElement*>(_node);\
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rows = rowGroup->Rows(); \
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do { /* gives scoping */ \
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_code \
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} while (0); \
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} \
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} \
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} \
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} while (0)
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static uint32_t
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CountRowsInRowGroup(nsIDOMHTMLCollection* rows)
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{
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uint32_t length = 0;
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if (rows) {
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rows->GetLength(&length);
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}
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return length;
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}
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// we re-count every call. A better implementation would be to set
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// ourselves up as an observer of contentAppended, contentInserted,
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// and contentDeleted
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NS_IMETHODIMP
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TableRowsCollection::GetLength(uint32_t* aLength)
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{
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*aLength=0;
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DO_FOR_EACH_BY_ORDER({
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*aLength += CountRowsInRowGroup(rows);
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}, {
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(*aLength)++;
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});
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return NS_OK;
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}
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// Returns the item at index aIndex if available. If null is returned,
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// then aCount will be set to the number of rows in this row collection.
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// Otherwise, the value of aCount is undefined.
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static Element*
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GetItemOrCountInRowGroup(nsIDOMHTMLCollection* rows,
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uint32_t aIndex, uint32_t* aCount)
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{
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*aCount = 0;
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if (rows) {
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rows->GetLength(aCount);
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if (aIndex < *aCount) {
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nsIHTMLCollection* list = static_cast<nsIHTMLCollection*>(rows);
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return list->GetElementAt(aIndex);
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}
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}
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return nullptr;
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}
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Element*
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TableRowsCollection::GetElementAt(uint32_t aIndex)
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{
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DO_FOR_EACH_BY_ORDER({
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uint32_t count;
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Element* node = GetItemOrCountInRowGroup(rows, aIndex, &count);
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if (node) {
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return node;
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}
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NS_ASSERTION(count <= aIndex, "GetItemOrCountInRowGroup screwed up");
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aIndex -= count;
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},{
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if (aIndex == 0) {
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return _node->AsElement();
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}
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aIndex--;
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});
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return nullptr;
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}
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NS_IMETHODIMP
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TableRowsCollection::Item(uint32_t aIndex, nsIDOMNode** aReturn)
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{
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nsISupports* node = GetElementAt(aIndex);
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if (!node) {
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*aReturn = nullptr;
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return NS_OK;
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}
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return CallQueryInterface(node, aReturn);
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}
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Element*
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TableRowsCollection::GetFirstNamedElement(const nsAString& aName, bool& aFound)
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{
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aFound = false;
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nsCOMPtr<nsIAtom> nameAtom = NS_Atomize(aName);
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NS_ENSURE_TRUE(nameAtom, nullptr);
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DO_FOR_EACH_BY_ORDER({
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Element* item = rows->NamedGetter(aName, aFound);
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if (aFound) {
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return item;
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}
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}, {
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if (_node->AttrValueIs(kNameSpaceID_None, nsGkAtoms::name,
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nameAtom, eCaseMatters) ||
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_node->AttrValueIs(kNameSpaceID_None, nsGkAtoms::id,
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nameAtom, eCaseMatters)) {
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aFound = true;
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return _node->AsElement();
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}
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});
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return nullptr;
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}
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void
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TableRowsCollection::GetSupportedNames(nsTArray<nsString>& aNames)
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{
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DO_FOR_EACH_BY_ORDER({
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nsTArray<nsString> names;
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nsCOMPtr<nsIHTMLCollection> coll = do_QueryInterface(rows);
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if (coll) {
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coll->GetSupportedNames(names);
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for (uint32_t i = 0; i < names.Length(); ++i) {
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if (!aNames.Contains(names[i])) {
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aNames.AppendElement(names[i]);
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}
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}
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}
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}, {
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if (_node->HasID()) {
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nsIAtom* idAtom = _node->GetID();
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MOZ_ASSERT(idAtom != nsGkAtoms::_empty,
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"Empty ids don't get atomized");
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nsDependentAtomString idStr(idAtom);
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if (!aNames.Contains(idStr)) {
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aNames.AppendElement(idStr);
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}
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}
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nsGenericHTMLElement* el = nsGenericHTMLElement::FromContent(_node);
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if (el) {
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const nsAttrValue* val = el->GetParsedAttr(nsGkAtoms::name);
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if (val && val->Type() == nsAttrValue::eAtom) {
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nsIAtom* nameAtom = val->GetAtomValue();
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MOZ_ASSERT(nameAtom != nsGkAtoms::_empty,
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"Empty names don't get atomized");
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nsDependentAtomString nameStr(nameAtom);
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if (!aNames.Contains(nameStr)) {
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aNames.AppendElement(nameStr);
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}
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}
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}
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});
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}
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NS_IMETHODIMP
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TableRowsCollection::NamedItem(const nsAString& aName,
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nsIDOMNode** aReturn)
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{
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bool found;
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nsISupports* node = GetFirstNamedElement(aName, found);
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if (!node) {
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*aReturn = nullptr;
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return NS_OK;
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}
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return CallQueryInterface(node, aReturn);
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}
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NS_IMETHODIMP
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TableRowsCollection::ParentDestroyed()
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{
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// see comment in destructor, do NOT release mParent!
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mParent = nullptr;
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return NS_OK;
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}
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/* --------------------------- HTMLTableElement ---------------------------- */
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HTMLTableElement::HTMLTableElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo)
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: nsGenericHTMLElement(aNodeInfo),
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mTableInheritedAttributes(TABLE_ATTRS_DIRTY)
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{
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SetHasWeirdParserInsertionMode();
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}
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HTMLTableElement::~HTMLTableElement()
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{
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if (mRows) {
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mRows->ParentDestroyed();
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}
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ReleaseInheritedAttributes();
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}
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JSObject*
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HTMLTableElement::WrapNode(JSContext *aCx, JS::Handle<JSObject*> aGivenProto)
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{
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return HTMLTableElementBinding::Wrap(aCx, this, aGivenProto);
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}
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NS_IMPL_CYCLE_COLLECTION_CLASS(HTMLTableElement)
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NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(HTMLTableElement, nsGenericHTMLElement)
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NS_IMPL_CYCLE_COLLECTION_UNLINK(mTBodies)
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if (tmp->mRows) {
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tmp->mRows->ParentDestroyed();
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}
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NS_IMPL_CYCLE_COLLECTION_UNLINK(mRows)
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NS_IMPL_CYCLE_COLLECTION_UNLINK_END
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(HTMLTableElement,
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nsGenericHTMLElement)
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mTBodies)
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mRows)
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
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NS_IMPL_ADDREF_INHERITED(HTMLTableElement, Element)
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NS_IMPL_RELEASE_INHERITED(HTMLTableElement, Element)
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// QueryInterface implementation for HTMLTableElement
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(HTMLTableElement)
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NS_INTERFACE_MAP_END_INHERITING(nsGenericHTMLElement)
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NS_IMPL_ELEMENT_CLONE(HTMLTableElement)
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// the DOM spec says border, cellpadding, cellSpacing are all "wstring"
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// in fact, they are integers or they are meaningless. so we store them
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// here as ints.
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nsIHTMLCollection*
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HTMLTableElement::Rows()
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{
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if (!mRows) {
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mRows = new TableRowsCollection(this);
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}
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return mRows;
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}
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nsIHTMLCollection*
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HTMLTableElement::TBodies()
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{
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if (!mTBodies) {
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// Not using NS_GetContentList because this should not be cached
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mTBodies = new nsContentList(this,
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kNameSpaceID_XHTML,
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nsGkAtoms::tbody,
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nsGkAtoms::tbody,
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false);
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}
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return mTBodies;
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}
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already_AddRefed<nsGenericHTMLElement>
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HTMLTableElement::CreateTHead()
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{
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RefPtr<nsGenericHTMLElement> head = GetTHead();
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if (!head) {
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// Create a new head rowgroup.
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RefPtr<mozilla::dom::NodeInfo> nodeInfo;
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nsContentUtils::NameChanged(mNodeInfo, nsGkAtoms::thead,
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getter_AddRefs(nodeInfo));
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head = NS_NewHTMLTableSectionElement(nodeInfo.forget());
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if (!head) {
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return nullptr;
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}
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ErrorResult rv;
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nsINode::InsertBefore(*head, nsINode::GetFirstChild(), rv);
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}
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return head.forget();
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}
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void
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HTMLTableElement::DeleteTHead()
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{
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HTMLTableSectionElement* tHead = GetTHead();
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if (tHead) {
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mozilla::ErrorResult rv;
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nsINode::RemoveChild(*tHead, rv);
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MOZ_ASSERT(!rv.Failed());
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}
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}
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already_AddRefed<nsGenericHTMLElement>
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HTMLTableElement::CreateTFoot()
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{
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RefPtr<nsGenericHTMLElement> foot = GetTFoot();
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if (!foot) {
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// create a new foot rowgroup
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RefPtr<mozilla::dom::NodeInfo> nodeInfo;
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nsContentUtils::NameChanged(mNodeInfo, nsGkAtoms::tfoot,
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getter_AddRefs(nodeInfo));
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foot = NS_NewHTMLTableSectionElement(nodeInfo.forget());
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if (!foot) {
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return nullptr;
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}
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AppendChildTo(foot, true);
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}
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return foot.forget();
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}
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void
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HTMLTableElement::DeleteTFoot()
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{
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HTMLTableSectionElement* tFoot = GetTFoot();
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if (tFoot) {
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mozilla::ErrorResult rv;
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nsINode::RemoveChild(*tFoot, rv);
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MOZ_ASSERT(!rv.Failed());
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}
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}
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already_AddRefed<nsGenericHTMLElement>
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HTMLTableElement::CreateCaption()
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{
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RefPtr<nsGenericHTMLElement> caption = GetCaption();
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if (!caption) {
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// Create a new caption.
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RefPtr<mozilla::dom::NodeInfo> nodeInfo;
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nsContentUtils::NameChanged(mNodeInfo, nsGkAtoms::caption,
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getter_AddRefs(nodeInfo));
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caption = NS_NewHTMLTableCaptionElement(nodeInfo.forget());
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if (!caption) {
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return nullptr;
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}
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AppendChildTo(caption, true);
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}
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return caption.forget();
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}
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void
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HTMLTableElement::DeleteCaption()
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{
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HTMLTableCaptionElement* caption = GetCaption();
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if (caption) {
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mozilla::ErrorResult rv;
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nsINode::RemoveChild(*caption, rv);
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MOZ_ASSERT(!rv.Failed());
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}
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}
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already_AddRefed<nsGenericHTMLElement>
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HTMLTableElement::CreateTBody()
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{
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RefPtr<mozilla::dom::NodeInfo> nodeInfo =
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OwnerDoc()->NodeInfoManager()->GetNodeInfo(nsGkAtoms::tbody, nullptr,
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kNameSpaceID_XHTML,
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nsIDOMNode::ELEMENT_NODE);
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MOZ_ASSERT(nodeInfo);
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RefPtr<nsGenericHTMLElement> newBody =
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NS_NewHTMLTableSectionElement(nodeInfo.forget());
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MOZ_ASSERT(newBody);
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nsIContent* referenceNode = nullptr;
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for (nsIContent* child = nsINode::GetLastChild();
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child;
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child = child->GetPreviousSibling()) {
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if (child->IsHTMLElement(nsGkAtoms::tbody)) {
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referenceNode = child->GetNextSibling();
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break;
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}
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}
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ErrorResult rv;
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nsINode::InsertBefore(*newBody, referenceNode, rv);
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return newBody.forget();
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}
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already_AddRefed<nsGenericHTMLElement>
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HTMLTableElement::InsertRow(int32_t aIndex, ErrorResult& aError)
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{
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/* get the ref row at aIndex
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if there is one,
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get its parent
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insert the new row just before the ref row
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else
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get the first row group
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insert the new row as its first child
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*/
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if (aIndex < -1) {
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aError.Throw(NS_ERROR_DOM_INDEX_SIZE_ERR);
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return nullptr;
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}
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nsIHTMLCollection* rows = Rows();
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uint32_t rowCount = rows->Length();
|
|
if ((uint32_t)aIndex > rowCount && aIndex != -1) {
|
|
aError.Throw(NS_ERROR_DOM_INDEX_SIZE_ERR);
|
|
return nullptr;
|
|
}
|
|
|
|
// use local variable refIndex so we can remember original aIndex
|
|
uint32_t refIndex = (uint32_t)aIndex;
|
|
|
|
RefPtr<nsGenericHTMLElement> newRow;
|
|
if (rowCount > 0) {
|
|
if (refIndex == rowCount || aIndex == -1) {
|
|
// we set refIndex to the last row so we can get the last row's
|
|
// parent we then do an AppendChild below if (rowCount<aIndex)
|
|
|
|
refIndex = rowCount - 1;
|
|
}
|
|
|
|
RefPtr<Element> refRow = rows->Item(refIndex);
|
|
nsCOMPtr<nsINode> parent = refRow->GetParentNode();
|
|
|
|
// create the row
|
|
RefPtr<mozilla::dom::NodeInfo> nodeInfo;
|
|
nsContentUtils::NameChanged(mNodeInfo, nsGkAtoms::tr,
|
|
getter_AddRefs(nodeInfo));
|
|
|
|
newRow = NS_NewHTMLTableRowElement(nodeInfo.forget());
|
|
|
|
if (newRow) {
|
|
// If aIndex is -1 or equal to the number of rows, the new row
|
|
// is appended.
|
|
if (aIndex == -1 || uint32_t(aIndex) == rowCount) {
|
|
parent->AppendChild(*newRow, aError);
|
|
} else {
|
|
// insert the new row before the reference row we found above
|
|
parent->InsertBefore(*newRow, refRow, aError);
|
|
}
|
|
|
|
if (aError.Failed()) {
|
|
return nullptr;
|
|
}
|
|
}
|
|
} else {
|
|
// the row count was 0, so
|
|
// find the last row group and insert there as first child
|
|
nsCOMPtr<nsIContent> rowGroup;
|
|
for (nsIContent* child = nsINode::GetLastChild();
|
|
child;
|
|
child = child->GetPreviousSibling()) {
|
|
if (child->IsHTMLElement(nsGkAtoms::tbody)) {
|
|
rowGroup = child;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!rowGroup) { // need to create a TBODY
|
|
RefPtr<mozilla::dom::NodeInfo> nodeInfo;
|
|
nsContentUtils::NameChanged(mNodeInfo, nsGkAtoms::tbody,
|
|
getter_AddRefs(nodeInfo));
|
|
|
|
rowGroup = NS_NewHTMLTableSectionElement(nodeInfo.forget());
|
|
if (rowGroup) {
|
|
aError = AppendChildTo(rowGroup, true);
|
|
if (aError.Failed()) {
|
|
return nullptr;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (rowGroup) {
|
|
RefPtr<mozilla::dom::NodeInfo> nodeInfo;
|
|
nsContentUtils::NameChanged(mNodeInfo, nsGkAtoms::tr,
|
|
getter_AddRefs(nodeInfo));
|
|
|
|
newRow = NS_NewHTMLTableRowElement(nodeInfo.forget());
|
|
if (newRow) {
|
|
HTMLTableSectionElement* section =
|
|
static_cast<HTMLTableSectionElement*>(rowGroup.get());
|
|
nsIHTMLCollection* rows = section->Rows();
|
|
rowGroup->InsertBefore(*newRow, rows->Item(0), aError);
|
|
}
|
|
}
|
|
}
|
|
|
|
return newRow.forget();
|
|
}
|
|
|
|
void
|
|
HTMLTableElement::DeleteRow(int32_t aIndex, ErrorResult& aError)
|
|
{
|
|
if (aIndex < -1) {
|
|
aError.Throw(NS_ERROR_DOM_INDEX_SIZE_ERR);
|
|
return;
|
|
}
|
|
|
|
nsIHTMLCollection* rows = Rows();
|
|
uint32_t refIndex;
|
|
if (aIndex == -1) {
|
|
refIndex = rows->Length();
|
|
if (refIndex == 0) {
|
|
return;
|
|
}
|
|
|
|
--refIndex;
|
|
} else {
|
|
refIndex = (uint32_t)aIndex;
|
|
}
|
|
|
|
nsCOMPtr<nsIContent> row = rows->Item(refIndex);
|
|
if (!row) {
|
|
aError.Throw(NS_ERROR_DOM_INDEX_SIZE_ERR);
|
|
return;
|
|
}
|
|
|
|
row->RemoveFromParent();
|
|
}
|
|
|
|
bool
|
|
HTMLTableElement::ParseAttribute(int32_t aNamespaceID,
|
|
nsIAtom* aAttribute,
|
|
const nsAString& aValue,
|
|
nsAttrValue& aResult)
|
|
{
|
|
/* ignore summary, just a string */
|
|
if (aNamespaceID == kNameSpaceID_None) {
|
|
if (aAttribute == nsGkAtoms::cellspacing ||
|
|
aAttribute == nsGkAtoms::cellpadding ||
|
|
aAttribute == nsGkAtoms::border) {
|
|
return aResult.ParseNonNegativeIntValue(aValue);
|
|
}
|
|
if (aAttribute == nsGkAtoms::height) {
|
|
return aResult.ParseSpecialIntValue(aValue);
|
|
}
|
|
if (aAttribute == nsGkAtoms::width) {
|
|
if (aResult.ParseSpecialIntValue(aValue)) {
|
|
// treat 0 width as auto
|
|
nsAttrValue::ValueType type = aResult.Type();
|
|
return !((type == nsAttrValue::eInteger &&
|
|
aResult.GetIntegerValue() == 0) ||
|
|
(type == nsAttrValue::ePercent &&
|
|
aResult.GetPercentValue() == 0.0f));
|
|
}
|
|
return false;
|
|
}
|
|
|
|
if (aAttribute == nsGkAtoms::align) {
|
|
return ParseTableHAlignValue(aValue, aResult);
|
|
}
|
|
if (aAttribute == nsGkAtoms::bgcolor ||
|
|
aAttribute == nsGkAtoms::bordercolor) {
|
|
return aResult.ParseColor(aValue);
|
|
}
|
|
if (aAttribute == nsGkAtoms::hspace ||
|
|
aAttribute == nsGkAtoms::vspace) {
|
|
return aResult.ParseIntWithBounds(aValue, 0);
|
|
}
|
|
}
|
|
|
|
return nsGenericHTMLElement::ParseBackgroundAttribute(aNamespaceID,
|
|
aAttribute, aValue,
|
|
aResult) ||
|
|
nsGenericHTMLElement::ParseAttribute(aNamespaceID, aAttribute, aValue,
|
|
aResult);
|
|
}
|
|
|
|
|
|
|
|
void
|
|
HTMLTableElement::MapAttributesIntoRule(const nsMappedAttributes* aAttributes,
|
|
nsRuleData* aData)
|
|
{
|
|
// XXX Bug 211636: This function is used by a single style rule
|
|
// that's used to match two different type of elements -- tables, and
|
|
// table cells. (nsHTMLTableCellElement overrides
|
|
// WalkContentStyleRules so that this happens.) This violates the
|
|
// nsIStyleRule contract, since it's the same style rule object doing
|
|
// the mapping in two different ways. It's also incorrect since it's
|
|
// testing the display type of the style context rather than checking
|
|
// which *element* it's matching (style rules should not stop matching
|
|
// when the display type is changed).
|
|
|
|
nsPresContext* presContext = aData->mPresContext;
|
|
nsCompatibility mode = presContext->CompatibilityMode();
|
|
|
|
if (aData->mSIDs & NS_STYLE_INHERIT_BIT(TableBorder)) {
|
|
// cellspacing
|
|
const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::cellspacing);
|
|
nsCSSValue* borderSpacing = aData->ValueForBorderSpacing();
|
|
if (value && value->Type() == nsAttrValue::eInteger &&
|
|
borderSpacing->GetUnit() == eCSSUnit_Null) {
|
|
borderSpacing->
|
|
SetFloatValue(float(value->GetIntegerValue()), eCSSUnit_Pixel);
|
|
}
|
|
}
|
|
if (aData->mSIDs & NS_STYLE_INHERIT_BIT(Margin)) {
|
|
// align; Check for enumerated type (it may be another type if
|
|
// illegal)
|
|
const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::align);
|
|
|
|
if (value && value->Type() == nsAttrValue::eEnum) {
|
|
if (value->GetEnumValue() == NS_STYLE_TEXT_ALIGN_CENTER ||
|
|
value->GetEnumValue() == NS_STYLE_TEXT_ALIGN_MOZ_CENTER) {
|
|
nsCSSValue* marginLeft = aData->ValueForMarginLeft();
|
|
if (marginLeft->GetUnit() == eCSSUnit_Null)
|
|
marginLeft->SetAutoValue();
|
|
nsCSSValue* marginRight = aData->ValueForMarginRight();
|
|
if (marginRight->GetUnit() == eCSSUnit_Null)
|
|
marginRight->SetAutoValue();
|
|
}
|
|
}
|
|
|
|
// hspace is mapped into left and right margin,
|
|
// vspace is mapped into top and bottom margins
|
|
// - *** Quirks Mode only ***
|
|
if (eCompatibility_NavQuirks == mode) {
|
|
value = aAttributes->GetAttr(nsGkAtoms::hspace);
|
|
|
|
if (value && value->Type() == nsAttrValue::eInteger) {
|
|
nsCSSValue* marginLeft = aData->ValueForMarginLeft();
|
|
if (marginLeft->GetUnit() == eCSSUnit_Null)
|
|
marginLeft->SetFloatValue((float)value->GetIntegerValue(), eCSSUnit_Pixel);
|
|
nsCSSValue* marginRight = aData->ValueForMarginRight();
|
|
if (marginRight->GetUnit() == eCSSUnit_Null)
|
|
marginRight->SetFloatValue((float)value->GetIntegerValue(), eCSSUnit_Pixel);
|
|
}
|
|
|
|
value = aAttributes->GetAttr(nsGkAtoms::vspace);
|
|
|
|
if (value && value->Type() == nsAttrValue::eInteger) {
|
|
nsCSSValue* marginTop = aData->ValueForMarginTop();
|
|
if (marginTop->GetUnit() == eCSSUnit_Null)
|
|
marginTop->SetFloatValue((float)value->GetIntegerValue(), eCSSUnit_Pixel);
|
|
nsCSSValue* marginBottom = aData->ValueForMarginBottom();
|
|
if (marginBottom->GetUnit() == eCSSUnit_Null)
|
|
marginBottom->SetFloatValue((float)value->GetIntegerValue(), eCSSUnit_Pixel);
|
|
}
|
|
}
|
|
}
|
|
if (aData->mSIDs & NS_STYLE_INHERIT_BIT(Position)) {
|
|
// width: value
|
|
nsCSSValue* width = aData->ValueForWidth();
|
|
if (width->GetUnit() == eCSSUnit_Null) {
|
|
const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::width);
|
|
if (value && value->Type() == nsAttrValue::eInteger)
|
|
width->SetFloatValue((float)value->GetIntegerValue(), eCSSUnit_Pixel);
|
|
else if (value && value->Type() == nsAttrValue::ePercent)
|
|
width->SetPercentValue(value->GetPercentValue());
|
|
}
|
|
|
|
// height: value
|
|
nsCSSValue* height = aData->ValueForHeight();
|
|
if (height->GetUnit() == eCSSUnit_Null) {
|
|
const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::height);
|
|
if (value && value->Type() == nsAttrValue::eInteger)
|
|
height->SetFloatValue((float)value->GetIntegerValue(), eCSSUnit_Pixel);
|
|
else if (value && value->Type() == nsAttrValue::ePercent)
|
|
height->SetPercentValue(value->GetPercentValue());
|
|
}
|
|
}
|
|
if (aData->mSIDs & NS_STYLE_INHERIT_BIT(Border)) {
|
|
// bordercolor
|
|
const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::bordercolor);
|
|
nscolor color;
|
|
if (value && presContext->UseDocumentColors() &&
|
|
value->GetColorValue(color)) {
|
|
nsCSSValue* borderLeftColor = aData->ValueForBorderLeftColor();
|
|
if (borderLeftColor->GetUnit() == eCSSUnit_Null)
|
|
borderLeftColor->SetColorValue(color);
|
|
nsCSSValue* borderRightColor = aData->ValueForBorderRightColor();
|
|
if (borderRightColor->GetUnit() == eCSSUnit_Null)
|
|
borderRightColor->SetColorValue(color);
|
|
nsCSSValue* borderTopColor = aData->ValueForBorderTopColor();
|
|
if (borderTopColor->GetUnit() == eCSSUnit_Null)
|
|
borderTopColor->SetColorValue(color);
|
|
nsCSSValue* borderBottomColor = aData->ValueForBorderBottomColor();
|
|
if (borderBottomColor->GetUnit() == eCSSUnit_Null)
|
|
borderBottomColor->SetColorValue(color);
|
|
}
|
|
|
|
// border
|
|
const nsAttrValue* borderValue = aAttributes->GetAttr(nsGkAtoms::border);
|
|
if (borderValue) {
|
|
// border = 1 pixel default
|
|
int32_t borderThickness = 1;
|
|
|
|
if (borderValue->Type() == nsAttrValue::eInteger)
|
|
borderThickness = borderValue->GetIntegerValue();
|
|
|
|
// by default, set all border sides to the specified width
|
|
nsCSSValue* borderLeftWidth = aData->ValueForBorderLeftWidth();
|
|
if (borderLeftWidth->GetUnit() == eCSSUnit_Null)
|
|
borderLeftWidth->SetFloatValue((float)borderThickness, eCSSUnit_Pixel);
|
|
nsCSSValue* borderRightWidth = aData->ValueForBorderRightWidth();
|
|
if (borderRightWidth->GetUnit() == eCSSUnit_Null)
|
|
borderRightWidth->SetFloatValue((float)borderThickness, eCSSUnit_Pixel);
|
|
nsCSSValue* borderTopWidth = aData->ValueForBorderTopWidth();
|
|
if (borderTopWidth->GetUnit() == eCSSUnit_Null)
|
|
borderTopWidth->SetFloatValue((float)borderThickness, eCSSUnit_Pixel);
|
|
nsCSSValue* borderBottomWidth = aData->ValueForBorderBottomWidth();
|
|
if (borderBottomWidth->GetUnit() == eCSSUnit_Null)
|
|
borderBottomWidth->SetFloatValue((float)borderThickness, eCSSUnit_Pixel);
|
|
}
|
|
}
|
|
nsGenericHTMLElement::MapBackgroundAttributesInto(aAttributes, aData);
|
|
nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aData);
|
|
}
|
|
|
|
NS_IMETHODIMP_(bool)
|
|
HTMLTableElement::IsAttributeMapped(const nsIAtom* aAttribute) const
|
|
{
|
|
static const MappedAttributeEntry attributes[] = {
|
|
{ &nsGkAtoms::cellpadding },
|
|
{ &nsGkAtoms::cellspacing },
|
|
{ &nsGkAtoms::border },
|
|
{ &nsGkAtoms::width },
|
|
{ &nsGkAtoms::height },
|
|
{ &nsGkAtoms::hspace },
|
|
{ &nsGkAtoms::vspace },
|
|
|
|
{ &nsGkAtoms::bordercolor },
|
|
|
|
{ &nsGkAtoms::align },
|
|
{ nullptr }
|
|
};
|
|
|
|
static const MappedAttributeEntry* const map[] = {
|
|
attributes,
|
|
sCommonAttributeMap,
|
|
sBackgroundAttributeMap,
|
|
};
|
|
|
|
return FindAttributeDependence(aAttribute, map);
|
|
}
|
|
|
|
nsMapRuleToAttributesFunc
|
|
HTMLTableElement::GetAttributeMappingFunction() const
|
|
{
|
|
return &MapAttributesIntoRule;
|
|
}
|
|
|
|
static void
|
|
MapInheritedTableAttributesIntoRule(const nsMappedAttributes* aAttributes,
|
|
nsRuleData* aData)
|
|
{
|
|
if (aData->mSIDs & NS_STYLE_INHERIT_BIT(Padding)) {
|
|
const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::cellpadding);
|
|
if (value && value->Type() == nsAttrValue::eInteger) {
|
|
// We have cellpadding. This will override our padding values if we
|
|
// don't have any set.
|
|
nsCSSValue padVal(float(value->GetIntegerValue()), eCSSUnit_Pixel);
|
|
|
|
nsCSSValue* paddingLeft = aData->ValueForPaddingLeft();
|
|
if (paddingLeft->GetUnit() == eCSSUnit_Null) {
|
|
*paddingLeft = padVal;
|
|
}
|
|
|
|
nsCSSValue* paddingRight = aData->ValueForPaddingRight();
|
|
if (paddingRight->GetUnit() == eCSSUnit_Null) {
|
|
*paddingRight = padVal;
|
|
}
|
|
|
|
nsCSSValue* paddingTop = aData->ValueForPaddingTop();
|
|
if (paddingTop->GetUnit() == eCSSUnit_Null) {
|
|
*paddingTop = padVal;
|
|
}
|
|
|
|
nsCSSValue* paddingBottom = aData->ValueForPaddingBottom();
|
|
if (paddingBottom->GetUnit() == eCSSUnit_Null) {
|
|
*paddingBottom = padVal;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
nsMappedAttributes*
|
|
HTMLTableElement::GetAttributesMappedForCell()
|
|
{
|
|
if (mTableInheritedAttributes) {
|
|
if (mTableInheritedAttributes == TABLE_ATTRS_DIRTY)
|
|
BuildInheritedAttributes();
|
|
if (mTableInheritedAttributes != TABLE_ATTRS_DIRTY)
|
|
return mTableInheritedAttributes;
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
void
|
|
HTMLTableElement::BuildInheritedAttributes()
|
|
{
|
|
NS_ASSERTION(mTableInheritedAttributes == TABLE_ATTRS_DIRTY,
|
|
"potential leak, plus waste of work");
|
|
nsIDocument *document = GetComposedDoc();
|
|
nsHTMLStyleSheet* sheet = document ?
|
|
document->GetAttributeStyleSheet() : nullptr;
|
|
RefPtr<nsMappedAttributes> newAttrs;
|
|
if (sheet) {
|
|
const nsAttrValue* value = mAttrsAndChildren.GetAttr(nsGkAtoms::cellpadding);
|
|
if (value) {
|
|
RefPtr<nsMappedAttributes> modifiableMapped = new
|
|
nsMappedAttributes(sheet, MapInheritedTableAttributesIntoRule);
|
|
|
|
if (modifiableMapped) {
|
|
nsAttrValue val(*value);
|
|
modifiableMapped->SetAndTakeAttr(nsGkAtoms::cellpadding, val);
|
|
}
|
|
newAttrs = sheet->UniqueMappedAttributes(modifiableMapped);
|
|
NS_ASSERTION(newAttrs, "out of memory, but handling gracefully");
|
|
|
|
if (newAttrs != modifiableMapped) {
|
|
// Reset the stylesheet of modifiableMapped so that it doesn't
|
|
// spend time trying to remove itself from the hash. There is no
|
|
// risk that modifiableMapped is in the hash since we created
|
|
// it ourselves and it didn't come from the stylesheet (in which
|
|
// case it would not have been modifiable).
|
|
modifiableMapped->DropStyleSheetReference();
|
|
}
|
|
}
|
|
mTableInheritedAttributes = newAttrs;
|
|
NS_IF_ADDREF(mTableInheritedAttributes);
|
|
}
|
|
}
|
|
|
|
void
|
|
HTMLTableElement::ReleaseInheritedAttributes()
|
|
{
|
|
if (mTableInheritedAttributes &&
|
|
mTableInheritedAttributes != TABLE_ATTRS_DIRTY)
|
|
NS_RELEASE(mTableInheritedAttributes);
|
|
mTableInheritedAttributes = TABLE_ATTRS_DIRTY;
|
|
}
|
|
|
|
nsresult
|
|
HTMLTableElement::BindToTree(nsIDocument* aDocument, nsIContent* aParent,
|
|
nsIContent* aBindingParent,
|
|
bool aCompileEventHandlers)
|
|
{
|
|
ReleaseInheritedAttributes();
|
|
return nsGenericHTMLElement::BindToTree(aDocument, aParent,
|
|
aBindingParent,
|
|
aCompileEventHandlers);
|
|
}
|
|
|
|
void
|
|
HTMLTableElement::UnbindFromTree(bool aDeep, bool aNullParent)
|
|
{
|
|
ReleaseInheritedAttributes();
|
|
nsGenericHTMLElement::UnbindFromTree(aDeep, aNullParent);
|
|
}
|
|
|
|
nsresult
|
|
HTMLTableElement::BeforeSetAttr(int32_t aNameSpaceID, nsIAtom* aName,
|
|
nsAttrValueOrString* aValue,
|
|
bool aNotify)
|
|
{
|
|
if (aName == nsGkAtoms::cellpadding && aNameSpaceID == kNameSpaceID_None) {
|
|
ReleaseInheritedAttributes();
|
|
}
|
|
return nsGenericHTMLElement::BeforeSetAttr(aNameSpaceID, aName, aValue,
|
|
aNotify);
|
|
}
|
|
|
|
nsresult
|
|
HTMLTableElement::AfterSetAttr(int32_t aNameSpaceID, nsIAtom* aName,
|
|
const nsAttrValue* aValue,
|
|
bool aNotify)
|
|
{
|
|
if (aName == nsGkAtoms::cellpadding && aNameSpaceID == kNameSpaceID_None) {
|
|
BuildInheritedAttributes();
|
|
}
|
|
return nsGenericHTMLElement::AfterSetAttr(aNameSpaceID, aName, aValue,
|
|
aNotify);
|
|
}
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|