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Bug 1276438 part 1. Move the implementation of the .body getter from nsHTMLDocument to nsIDocument.

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Tag UXP Issue #1344
Tag UXP Issue #252
This commit is contained in:
Gaming4JC 2020-01-01 14:56:19 -05:00 • committed by Roy Tam
commit 0ef352d74b
4 changed files with 25 additions and 21 deletions
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20
dom/base/nsDocument.cpp
View file

@ -6536,6 +6536,26 @@ nsIDocument::GetHtmlChildElement(nsIAtom* aTag)
return nullptr;
}
nsGenericHTMLElement*
nsIDocument::GetBody()
{
Element* html = GetHtmlElement();
if (!html) {
return nullptr;
}
for (nsIContent* child = html->GetFirstChild();
child;
child = child->GetNextSibling()) {
if (child->IsHTMLElement(nsGkAtoms::body) ||
child->IsHTMLElement(nsGkAtoms::frameset)) {
return static_cast<nsGenericHTMLElement*>(child);
}
}
return nullptr;
}
Element*
nsDocument::GetTitleElement()
{

4
dom/base/nsIDocument.h
View file

@ -61,6 +61,7 @@ class nsFrameLoader;
class nsHTMLCSSStyleSheet;
class nsHTMLDocument;
class nsHTMLStyleSheet;
class nsGenericHTMLElement;
class nsIAtom;
class nsIBFCacheEntry;
class nsIChannel;
@ -1036,6 +1037,9 @@ public:
Element* GetHeadElement() {
return GetHtmlChildElement(nsGkAtoms::head);
}
// Get the "body" in the sense of document.body: The first <body> or
// <frameset> that's a child of a root <html>
nsGenericHTMLElement* GetBody();
/**
* Accessors to the collection of stylesheets owned by this document.

20
dom/html/nsHTMLDocument.cpp
View file

@ -1013,26 +1013,6 @@ nsHTMLDocument::SetDomain(const nsAString& aDomain, ErrorResult& rv)
rv = NodePrincipal()->SetDomain(newURI);
}
nsGenericHTMLElement*
nsHTMLDocument::GetBody()
{
Element* html = GetHtmlElement();
if (!html) {
return nullptr;
}
for (nsIContent* child = html->GetFirstChild();
child;
child = child->GetNextSibling()) {
if (child->IsHTMLElement(nsGkAtoms::body) ||
child->IsHTMLElement(nsGkAtoms::frameset)) {
return static_cast<nsGenericHTMLElement*>(child);
}
}
return nullptr;
}
NS_IMETHODIMP
nsHTMLDocument::GetBody(nsIDOMHTMLElement** aBody)
{

2
dom/html/nsHTMLDocument.h
View file

@ -175,7 +175,7 @@ public:
JS::MutableHandle<JSObject*> aRetval,
mozilla::ErrorResult& rv);
void GetSupportedNames(nsTArray<nsString>& aNames);
nsGenericHTMLElement *GetBody();
using nsIDocument::GetBody;
void SetBody(nsGenericHTMLElement* aBody, mozilla::ErrorResult& rv);
mozilla::dom::HTMLSharedElement *GetHead() {
return static_cast<mozilla::dom::HTMLSharedElement*>(GetHeadElement());