gecko-dev/dom/html/HTMLIFrameElement.cpp
Phil Ringnalda 41cdae473a Back out 9 changesets (bug 649142)
Backed out changeset 936703c75200 (bug 649142)
Backed out changeset b0252d2620d8 (bug 649142)
Backed out changeset 69ddb2036c50 (bug 649142)
Backed out changeset 67748675e669 (bug 649142)
Backed out changeset 15ed55c61f4e (bug 649142)
Backed out changeset 35c42cd138e1 (bug 649142)
Backed out changeset 1335630cf287 (bug 649142)
Backed out changeset b5725cd39a31 (bug 649142)
Backed out changeset b0eb691d6695 (bug 649142)
2014-12-30 20:04:20 -08:00

257 lines
8.5 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/HTMLIFrameElement.h"
#include "mozilla/dom/HTMLIFrameElementBinding.h"
#include "nsMappedAttributes.h"
#include "nsAttrValueInlines.h"
#include "nsError.h"
#include "nsRuleData.h"
#include "nsStyleConsts.h"
#include "nsContentUtils.h"
NS_IMPL_NS_NEW_HTML_ELEMENT_CHECK_PARSER(IFrame)
namespace mozilla {
namespace dom {
HTMLIFrameElement::HTMLIFrameElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo,
FromParser aFromParser)
: nsGenericHTMLFrameElement(aNodeInfo, aFromParser)
{
}
HTMLIFrameElement::~HTMLIFrameElement()
{
}
NS_IMPL_ISUPPORTS_INHERITED(HTMLIFrameElement, nsGenericHTMLFrameElement,
nsIDOMHTMLIFrameElement)
NS_IMPL_ELEMENT_CLONE(HTMLIFrameElement)
NS_IMPL_STRING_ATTR(HTMLIFrameElement, Align, align)
NS_IMPL_STRING_ATTR(HTMLIFrameElement, FrameBorder, frameborder)
NS_IMPL_STRING_ATTR(HTMLIFrameElement, Height, height)
NS_IMPL_URI_ATTR(HTMLIFrameElement, LongDesc, longdesc)
NS_IMPL_STRING_ATTR(HTMLIFrameElement, MarginHeight, marginheight)
NS_IMPL_STRING_ATTR(HTMLIFrameElement, MarginWidth, marginwidth)
NS_IMPL_STRING_ATTR(HTMLIFrameElement, Name, name)
NS_IMPL_STRING_ATTR(HTMLIFrameElement, Scrolling, scrolling)
NS_IMPL_URI_ATTR(HTMLIFrameElement, Src, src)
NS_IMPL_STRING_ATTR(HTMLIFrameElement, Width, width)
NS_IMPL_BOOL_ATTR(HTMLIFrameElement, AllowFullscreen, allowfullscreen)
NS_IMPL_STRING_ATTR(HTMLIFrameElement, Srcdoc, srcdoc)
void
HTMLIFrameElement::GetItemValueText(nsAString& aValue)
{
GetSrc(aValue);
}
void
HTMLIFrameElement::SetItemValueText(const nsAString& aValue)
{
SetSrc(aValue);
}
NS_IMETHODIMP
HTMLIFrameElement::GetContentDocument(nsIDOMDocument** aContentDocument)
{
return nsGenericHTMLFrameElement::GetContentDocument(aContentDocument);
}
NS_IMETHODIMP
HTMLIFrameElement::GetContentWindow(nsIDOMWindow** aContentWindow)
{
return nsGenericHTMLFrameElement::GetContentWindow(aContentWindow);
}
bool
HTMLIFrameElement::ParseAttribute(int32_t aNamespaceID,
nsIAtom* aAttribute,
const nsAString& aValue,
nsAttrValue& aResult)
{
if (aNamespaceID == kNameSpaceID_None) {
if (aAttribute == nsGkAtoms::marginwidth) {
return aResult.ParseSpecialIntValue(aValue);
}
if (aAttribute == nsGkAtoms::marginheight) {
return aResult.ParseSpecialIntValue(aValue);
}
if (aAttribute == nsGkAtoms::width) {
return aResult.ParseSpecialIntValue(aValue);
}
if (aAttribute == nsGkAtoms::height) {
return aResult.ParseSpecialIntValue(aValue);
}
if (aAttribute == nsGkAtoms::frameborder) {
return ParseFrameborderValue(aValue, aResult);
}
if (aAttribute == nsGkAtoms::scrolling) {
return ParseScrollingValue(aValue, aResult);
}
if (aAttribute == nsGkAtoms::align) {
return ParseAlignValue(aValue, aResult);
}
if (aAttribute == nsGkAtoms::sandbox) {
aResult.ParseAtomArray(aValue);
return true;
}
}
return nsGenericHTMLFrameElement::ParseAttribute(aNamespaceID, aAttribute,
aValue, aResult);
}
void
HTMLIFrameElement::MapAttributesIntoRule(const nsMappedAttributes* aAttributes,
nsRuleData* aData)
{
if (aData->mSIDs & NS_STYLE_INHERIT_BIT(Border)) {
// frameborder: 0 | 1 (| NO | YES in quirks mode)
// If frameborder is 0 or No, set border to 0
// else leave it as the value set in html.css
const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::frameborder);
if (value && value->Type() == nsAttrValue::eEnum) {
int32_t frameborder = value->GetEnumValue();
if (NS_STYLE_FRAME_0 == frameborder ||
NS_STYLE_FRAME_NO == frameborder ||
NS_STYLE_FRAME_OFF == frameborder) {
nsCSSValue* borderLeftWidth = aData->ValueForBorderLeftWidthValue();
if (borderLeftWidth->GetUnit() == eCSSUnit_Null)
borderLeftWidth->SetFloatValue(0.0f, eCSSUnit_Pixel);
nsCSSValue* borderRightWidth = aData->ValueForBorderRightWidthValue();
if (borderRightWidth->GetUnit() == eCSSUnit_Null)
borderRightWidth->SetFloatValue(0.0f, eCSSUnit_Pixel);
nsCSSValue* borderTopWidth = aData->ValueForBorderTopWidth();
if (borderTopWidth->GetUnit() == eCSSUnit_Null)
borderTopWidth->SetFloatValue(0.0f, eCSSUnit_Pixel);
nsCSSValue* borderBottomWidth = aData->ValueForBorderBottomWidth();
if (borderBottomWidth->GetUnit() == eCSSUnit_Null)
borderBottomWidth->SetFloatValue(0.0f, 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());
}
}
nsGenericHTMLElement::MapImageAlignAttributeInto(aAttributes, aData);
nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aData);
}
NS_IMETHODIMP_(bool)
HTMLIFrameElement::IsAttributeMapped(const nsIAtom* aAttribute) const
{
static const MappedAttributeEntry attributes[] = {
{ &nsGkAtoms::width },
{ &nsGkAtoms::height },
{ &nsGkAtoms::frameborder },
{ nullptr },
};
static const MappedAttributeEntry* const map[] = {
attributes,
sImageAlignAttributeMap,
sCommonAttributeMap,
};
return FindAttributeDependence(aAttribute, map);
}
nsMapRuleToAttributesFunc
HTMLIFrameElement::GetAttributeMappingFunction() const
{
return &MapAttributesIntoRule;
}
nsresult
HTMLIFrameElement::SetAttr(int32_t aNameSpaceID, nsIAtom* aName,
nsIAtom* aPrefix, const nsAString& aValue,
bool aNotify)
{
nsresult rv = nsGenericHTMLFrameElement::SetAttr(aNameSpaceID, aName,
aPrefix, aValue, aNotify);
NS_ENSURE_SUCCESS(rv, rv);
if (aNameSpaceID == kNameSpaceID_None && aName == nsGkAtoms::srcdoc) {
// Don't propagate error here. The attribute was successfully set, that's
// what we should reflect.
LoadSrc();
}
return NS_OK;
}
nsresult
HTMLIFrameElement::AfterSetAttr(int32_t aNameSpaceID, nsIAtom* aName,
const nsAttrValue* aValue,
bool aNotify)
{
if (aName == nsGkAtoms::sandbox && aNameSpaceID == kNameSpaceID_None && mFrameLoader) {
// If we have an nsFrameLoader, apply the new sandbox flags.
// Since this is called after the setter, the sandbox flags have
// alreay been updated.
mFrameLoader->ApplySandboxFlags(GetSandboxFlags());
}
return nsGenericHTMLFrameElement::AfterSetAttr(aNameSpaceID, aName, aValue,
aNotify);
}
nsresult
HTMLIFrameElement::UnsetAttr(int32_t aNameSpaceID, nsIAtom* aAttribute,
bool aNotify)
{
// Invoke on the superclass.
nsresult rv = nsGenericHTMLFrameElement::UnsetAttr(aNameSpaceID, aAttribute, aNotify);
NS_ENSURE_SUCCESS(rv, rv);
if (aNameSpaceID == kNameSpaceID_None &&
aAttribute == nsGkAtoms::srcdoc) {
// Fall back to the src attribute, if any
LoadSrc();
}
return NS_OK;
}
uint32_t
HTMLIFrameElement::GetSandboxFlags()
{
const nsAttrValue* sandboxAttr = GetParsedAttr(nsGkAtoms::sandbox);
return nsContentUtils::ParseSandboxAttributeToFlags(sandboxAttr);
}
JSObject*
HTMLIFrameElement::WrapNode(JSContext* aCx)
{
return HTMLIFrameElementBinding::Wrap(aCx, this);
}
} // namespace dom
} // namespace mozilla