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-rw-r--r--dom/html/HTMLTableColElement.cpp155
1 files changed, 155 insertions, 0 deletions
diff --git a/dom/html/HTMLTableColElement.cpp b/dom/html/HTMLTableColElement.cpp
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+++ b/dom/html/HTMLTableColElement.cpp
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+/* -*- 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/HTMLTableColElement.h"
+#include "nsMappedAttributes.h"
+#include "nsAttrValueInlines.h"
+#include "nsRuleData.h"
+#include "mozilla/dom/HTMLTableColElementBinding.h"
+
+NS_IMPL_NS_NEW_HTML_ELEMENT(TableCol)
+
+namespace mozilla {
+namespace dom {
+
+// use the same protection as ancient code did
+// http://lxr.mozilla.org/classic/source/lib/layout/laytable.c#46
+#define MAX_COLSPAN 1000
+
+HTMLTableColElement::~HTMLTableColElement()
+{
+}
+
+JSObject*
+HTMLTableColElement::WrapNode(JSContext *aCx, JS::Handle<JSObject*> aGivenProto)
+{
+ return HTMLTableColElementBinding::Wrap(aCx, this, aGivenProto);
+}
+
+NS_IMPL_ELEMENT_CLONE(HTMLTableColElement)
+
+bool
+HTMLTableColElement::ParseAttribute(int32_t aNamespaceID,
+ nsIAtom* aAttribute,
+ const nsAString& aValue,
+ nsAttrValue& aResult)
+{
+ if (aNamespaceID == kNameSpaceID_None) {
+ /* ignore these attributes, stored simply as strings ch */
+ if (aAttribute == nsGkAtoms::charoff) {
+ return aResult.ParseSpecialIntValue(aValue);
+ }
+ if (aAttribute == nsGkAtoms::span) {
+ /* protection from unrealistic large colspan values */
+ aResult.ParseIntWithFallback(aValue, 1, MAX_COLSPAN);
+ return true;
+ }
+ if (aAttribute == nsGkAtoms::width) {
+ return aResult.ParseSpecialIntValue(aValue);
+ }
+ if (aAttribute == nsGkAtoms::align) {
+ return ParseTableCellHAlignValue(aValue, aResult);
+ }
+ if (aAttribute == nsGkAtoms::valign) {
+ return ParseTableVAlignValue(aValue, aResult);
+ }
+ }
+
+ return nsGenericHTMLElement::ParseAttribute(aNamespaceID, aAttribute, aValue,
+ aResult);
+}
+
+void
+HTMLTableColElement::MapAttributesIntoRule(const nsMappedAttributes* aAttributes,
+ nsRuleData* aData)
+{
+ if (aData->mSIDs & NS_STYLE_INHERIT_BIT(Table)) {
+ nsCSSValue *span = aData->ValueForSpan();
+ if (span->GetUnit() == eCSSUnit_Null) {
+ // span: int
+ const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::span);
+ if (value && value->Type() == nsAttrValue::eInteger) {
+ int32_t val = value->GetIntegerValue();
+ // Note: Do NOT use this code for table cells! The value "0"
+ // means something special for colspan and rowspan, but for <col
+ // span> and <colgroup span> it's just disallowed.
+ if (val > 0) {
+ span->SetIntValue(value->GetIntegerValue(), eCSSUnit_Integer);
+ }
+ }
+ }
+ }
+ if (aData->mSIDs & NS_STYLE_INHERIT_BIT(Position)) {
+ nsCSSValue* width = aData->ValueForWidth();
+ if (width->GetUnit() == eCSSUnit_Null) {
+ // width
+ const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::width);
+ if (value) {
+ switch (value->Type()) {
+ case nsAttrValue::ePercent: {
+ width->SetPercentValue(value->GetPercentValue());
+ break;
+ }
+ case nsAttrValue::eInteger: {
+ width->SetFloatValue((float)value->GetIntegerValue(), eCSSUnit_Pixel);
+ break;
+ }
+ default:
+ break;
+ }
+ }
+ }
+ }
+ 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::MapCommonAttributesInto(aAttributes, aData);
+}
+
+NS_IMETHODIMP_(bool)
+HTMLTableColElement::IsAttributeMapped(const nsIAtom* aAttribute) const
+{
+ static const MappedAttributeEntry attributes[] = {
+ { &nsGkAtoms::width },
+ { &nsGkAtoms::align },
+ { &nsGkAtoms::valign },
+ { &nsGkAtoms::span },
+ { nullptr }
+ };
+
+ static const MappedAttributeEntry* const map[] = {
+ attributes,
+ sCommonAttributeMap,
+ };
+
+ return FindAttributeDependence(aAttribute, map);
+}
+
+
+nsMapRuleToAttributesFunc
+HTMLTableColElement::GetAttributeMappingFunction() const
+{
+ return &MapAttributesIntoRule;
+}
+
+} // namespace dom
+} // namespace mozilla