The Tor Browser: content/svg/document/src/SVGDocument.cpp@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #include "mozilla/dom/SVGDocument.h"

     7 #include "nsString.h"

     8 #include "nsLiteralString.h"

     9 #include "nsIDOMSVGElement.h"

    10 #include "mozilla/dom/Element.h"

    11 #include "nsSVGElement.h"

    12 #include "mozilla/dom/SVGDocumentBinding.h"

    14 using namespace mozilla::dom;

    16 namespace mozilla {

    17 namespace dom {

    19 //----------------------------------------------------------------------

    20 // Implementation

    22 //----------------------------------------------------------------------

    23 // nsISupports methods:

    25 void

    26 SVGDocument::GetDomain(nsAString& aDomain, ErrorResult& aRv)

    27 {

    28   SetDOMStringToNull(aDomain);

    30   if (mDocumentURI) {

    31     nsAutoCString domain;

    32     nsresult rv = mDocumentURI->GetHost(domain);

    33     if (NS_FAILED(rv)) {

    34       aRv.Throw(rv);

    35       return;

    36     }

    37     if (domain.IsEmpty()) {

    38       return;

    39     }

    40     CopyUTF8toUTF16(domain, aDomain);

    41   }

    42 }

    44 nsSVGElement*

    45 SVGDocument::GetRootElement(ErrorResult& aRv)

    46 {

    47   Element* root = nsDocument::GetRootElement();

    48   if (!root) {

    49     return nullptr;

    50   }

    51   if (!root->IsSVG()) {

    52     aRv.Throw(NS_NOINTERFACE);

    53     return nullptr;

    54   }

    55   return static_cast<nsSVGElement*>(root);

    56 }

    58 nsresult

    59 SVGDocument::Clone(nsINodeInfo *aNodeInfo, nsINode **aResult) const

    60 {

    61   NS_ASSERTION(aNodeInfo->NodeInfoManager() == mNodeInfoManager,

    62                "Can't import this document into another document!");

    64   nsRefPtr<SVGDocument> clone = new SVGDocument();

    65   nsresult rv = CloneDocHelper(clone.get());

    66   NS_ENSURE_SUCCESS(rv, rv);

    68   return CallQueryInterface(clone.get(), aResult);

    69 }

    71 JSObject*

    72 SVGDocument::WrapNode(JSContext *aCx)

    73 {

    74   return SVGDocumentBinding::Wrap(aCx, this);

    75 }

    77 } // namespace dom

    78 } // namespace mozilla

    80 ////////////////////////////////////////////////////////////////////////

    81 // Exported creation functions

    83 nsresult

    84 NS_NewSVGDocument(nsIDocument** aInstancePtrResult)

    85 {

    86   nsRefPtr<SVGDocument> doc = new SVGDocument();

    88   nsresult rv = doc->Init();

    89   if (NS_FAILED(rv)) {

    90     return rv;

    91   }

    93   doc.forget(aInstancePtrResult);

    94   return rv;

    95 }

The Tor Browser / file revision