/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* vim: set ts=8 sts=2 et sw=2 tw=80: */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #include "mozilla/dom/HTMLTableRowElement.h" #include "mozilla/dom/HTMLTableElement.h" #include "nsMappedAttributes.h" #include "nsAttrValueInlines.h" #include "nsRuleData.h" #include "mozilla/dom/BindingUtils.h" #include "mozilla/dom/HTMLTableRowElementBinding.h" #include "nsContentList.h" #include "nsContentUtils.h" NS_IMPL_NS_NEW_HTML_ELEMENT(TableRow) namespace mozilla { namespace dom { HTMLTableRowElement::~HTMLTableRowElement() { } JSObject* HTMLTableRowElement::WrapNode(JSContext *aCx, JS::Handle<JSObject*> aGivenProto) { return HTMLTableRowElementBinding::Wrap(aCx, this, aGivenProto); } NS_IMPL_CYCLE_COLLECTION_CLASS(HTMLTableRowElement) NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(HTMLTableRowElement, nsGenericHTMLElement) NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mCells) NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END NS_IMPL_ADDREF_INHERITED(HTMLTableRowElement, Element) NS_IMPL_RELEASE_INHERITED(HTMLTableRowElement, Element) // QueryInterface implementation for HTMLTableRowElement NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(HTMLTableRowElement) NS_INTERFACE_MAP_END_INHERITING(nsGenericHTMLElement) NS_IMPL_ELEMENT_CLONE(HTMLTableRowElement) // protected method HTMLTableSectionElement* HTMLTableRowElement::GetSection() const { nsIContent* parent = GetParent(); if (parent && parent->IsAnyOfHTMLElements(nsGkAtoms::thead, nsGkAtoms::tbody, nsGkAtoms::tfoot)) { return static_cast<HTMLTableSectionElement*>(parent); } return nullptr; } // protected method HTMLTableElement* HTMLTableRowElement::GetTable() const { nsIContent* parent = GetParent(); if (!parent) { return nullptr; } // We may not be in a section HTMLTableElement* table = HTMLTableElement::FromContent(parent); if (table) { return table; } return HTMLTableElement::FromContentOrNull(parent->GetParent()); } int32_t HTMLTableRowElement::RowIndex() const { HTMLTableElement* table = GetTable(); if (!table) { return -1; } nsIHTMLCollection* rows = table->Rows(); uint32_t numRows = rows->Length(); for (uint32_t i = 0; i < numRows; i++) { if (rows->GetElementAt(i) == this) { return i; } } return -1; } int32_t HTMLTableRowElement::SectionRowIndex() const { HTMLTableSectionElement* section = GetSection(); if (!section) { return -1; } nsCOMPtr<nsIHTMLCollection> coll = section->Rows(); uint32_t numRows = coll->Length(); for (uint32_t i = 0; i < numRows; i++) { if (coll->GetElementAt(i) == this) { return i; } } return -1; } static bool IsCell(Element *aElement, int32_t aNamespaceID, nsIAtom* aAtom, void *aData) { return aElement->IsAnyOfHTMLElements(nsGkAtoms::td, nsGkAtoms::th); } nsIHTMLCollection* HTMLTableRowElement::Cells() { if (!mCells) { mCells = new nsContentList(this, IsCell, nullptr, // destroy func nullptr, // closure data false, nullptr, kNameSpaceID_XHTML, false); } return mCells; } already_AddRefed<nsGenericHTMLElement> HTMLTableRowElement::InsertCell(int32_t aIndex, ErrorResult& aError) { if (aIndex < -1) { aError.Throw(NS_ERROR_DOM_INDEX_SIZE_ERR); return nullptr; } // Make sure mCells is initialized. nsIHTMLCollection* cells = Cells(); NS_ASSERTION(mCells, "How did that happen?"); nsCOMPtr<nsINode> nextSibling; // -1 means append, so should use null nextSibling if (aIndex != -1) { nextSibling = cells->Item(aIndex); // Check whether we're inserting past end of list. We want to avoid doing // this unless we really have to, since this has to walk all our kids. If // we have a nextSibling, we're clearly not past end of list. if (!nextSibling) { uint32_t cellCount = cells->Length(); if (aIndex > int32_t(cellCount)) { aError.Throw(NS_ERROR_DOM_INDEX_SIZE_ERR); return nullptr; } } } // create the cell RefPtr<mozilla::dom::NodeInfo> nodeInfo; nsContentUtils::NameChanged(mNodeInfo, nsGkAtoms::td, getter_AddRefs(nodeInfo)); RefPtr<nsGenericHTMLElement> cell = NS_NewHTMLTableCellElement(nodeInfo.forget()); if (!cell) { aError.Throw(NS_ERROR_OUT_OF_MEMORY); return nullptr; } nsINode::InsertBefore(*cell, nextSibling, aError); return cell.forget(); } void HTMLTableRowElement::DeleteCell(int32_t aValue, ErrorResult& aError) { if (aValue < -1) { aError.Throw(NS_ERROR_DOM_INDEX_SIZE_ERR); return; } nsIHTMLCollection* cells = Cells(); uint32_t refIndex; if (aValue == -1) { refIndex = cells->Length(); if (refIndex == 0) { return; } --refIndex; } else { refIndex = (uint32_t)aValue; } nsCOMPtr<nsINode> cell = cells->Item(refIndex); if (!cell) { aError.Throw(NS_ERROR_DOM_INDEX_SIZE_ERR); return; } nsINode::RemoveChild(*cell, aError); } bool HTMLTableRowElement::ParseAttribute(int32_t aNamespaceID, nsIAtom* aAttribute, const nsAString& aValue, nsAttrValue& aResult) { /* * ignore these attributes, stored simply as strings * * ch */ if (aNamespaceID == kNameSpaceID_None) { if (aAttribute == nsGkAtoms::charoff) { return aResult.ParseIntWithBounds(aValue, 0); } if (aAttribute == nsGkAtoms::height) { return aResult.ParseSpecialIntValue(aValue); } if (aAttribute == nsGkAtoms::width) { return aResult.ParseSpecialIntValue(aValue); } if (aAttribute == nsGkAtoms::align) { return ParseTableCellHAlignValue(aValue, aResult); } if (aAttribute == nsGkAtoms::bgcolor) { return aResult.ParseColor(aValue); } if (aAttribute == nsGkAtoms::valign) { return ParseTableVAlignValue(aValue, aResult); } } return nsGenericHTMLElement::ParseBackgroundAttribute(aNamespaceID, aAttribute, aValue, aResult) || nsGenericHTMLElement::ParseAttribute(aNamespaceID, aAttribute, aValue, aResult); } void HTMLTableRowElement::MapAttributesIntoRule(const nsMappedAttributes* aAttributes, nsRuleData* aData) { if (aData->mSIDs & NS_STYLE_INHERIT_BIT(Position)) { // 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(Text)) { nsCSSValue* textAlign = aData->ValueForTextAlign(); if (textAlign->GetUnit() == eCSSUnit_Null) { // align: enum const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::align); if (value && value->Type() == nsAttrValue::eEnum) textAlign->SetIntValue(value->GetEnumValue(), eCSSUnit_Enumerated); } } if (aData->mSIDs & NS_STYLE_INHERIT_BIT(Display)) { nsCSSValue* verticalAlign = aData->ValueForVerticalAlign(); if (verticalAlign->GetUnit() == eCSSUnit_Null) { // valign: enum const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::valign); if (value && value->Type() == nsAttrValue::eEnum) verticalAlign->SetIntValue(value->GetEnumValue(), eCSSUnit_Enumerated); } } nsGenericHTMLElement::MapBackgroundAttributesInto(aAttributes, aData); nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aData); } NS_IMETHODIMP_(bool) HTMLTableRowElement::IsAttributeMapped(const nsIAtom* aAttribute) const { static const MappedAttributeEntry attributes[] = { { &nsGkAtoms::align }, { &nsGkAtoms::valign }, { &nsGkAtoms::height }, { nullptr } }; static const MappedAttributeEntry* const map[] = { attributes, sCommonAttributeMap, sBackgroundAttributeMap, }; return FindAttributeDependence(aAttribute, map); } nsMapRuleToAttributesFunc HTMLTableRowElement::GetAttributeMappingFunction() const { return &MapAttributesIntoRule; } } // namespace dom } // namespace mozilla