nsresult
nsHTMLSharedObjectElement::DoneAddingChildren(PRBool aHaveNotified)
{
  if (!mIsDoneAddingChildren) {
    mIsDoneAddingChildren = PR_TRUE;

    // If we're already in a document, we need to trigger the load
    // Otherwise, BindToTree takes care of that.
    if (IsInDoc()) {
      StartObjectLoad(aHaveNotified);
    }
  }

  return NS_OK;
}
Ejemplo n.º 2
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NS_IMETHODIMP
HTMLBodyElement::WalkContentStyleRules(nsRuleWalker* aRuleWalker)
{
  nsGenericHTMLElement::WalkContentStyleRules(aRuleWalker);

  if (!mContentStyleRule && IsInDoc()) {
    // XXXbz should this use OwnerDoc() or GetComposedDoc()?
    // sXBL/XBL2 issue!
    mContentStyleRule = new BodyRule(this);
  }
  if (aRuleWalker && mContentStyleRule) {
    aRuleWalker->Forward(mContentStyleRule);
  }
  return NS_OK;
}
Ejemplo n.º 3
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NS_IMETHODIMP
nsSVGElement::DidModifySVGObservable(nsISVGValue* aObservable,
                                     nsISVGValue::modificationType aModType)
{
  // Return without setting DOM attributes as markup attributes if the
  // attribute's element is being inserted into an SVG document fragment,
  // which provides a context which percentage lengths are relative to.
  // Bug 274886
  if (aModType == nsISVGValue::mod_context)
    return NS_OK;

  // Return without setting DOM attribute 
  if (mSuppressNotification)
    return NS_OK;

  PRUint32 i, count = mMappedAttributes.AttrCount();
  const nsAttrValue* attrValue = nsnull;
  for (i = 0; i < count; ++i) {
    attrValue = mMappedAttributes.AttrAt(i);
    if (attrValue->GetSVGValue() == aObservable) {
      break;
    }
  }

  if (i == count) {
    NS_NOTREACHED("unknown nsISVGValue");

    return NS_ERROR_UNEXPECTED;
  }

  const nsAttrName* attrName = mMappedAttributes.AttrNameAt(i);
  PRBool modification = PR_FALSE;
  PRBool hasListeners =
    nsContentUtils::HasMutationListeners(this,
                                         NS_EVENT_BITS_MUTATION_ATTRMODIFIED,
                                         this);

  if (hasListeners || IsInDoc()) {
    modification = !!mAttrsAndChildren.GetAttr(attrName->LocalName(),
                                               attrName->NamespaceID());
  }

  nsAttrValue newValue(aObservable);

  return SetAttrAndNotify(attrName->NamespaceID(), attrName->LocalName(),
                          attrName->GetPrefix(), EmptyString(), newValue,
                          modification, hasListeners, PR_TRUE, nsnull);
}
Ejemplo n.º 4
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nsresult
HTMLObjectElement::UnsetAttr(int32_t aNameSpaceID, nsIAtom* aAttribute,
                             bool aNotify)
{
  nsresult rv = nsGenericHTMLFormElement::UnsetAttr(aNameSpaceID,
                                                    aAttribute, aNotify);
  NS_ENSURE_SUCCESS(rv, rv);

  // See comment in SetAttr
  if (aNotify && IsInDoc() && mIsDoneAddingChildren &&
      aNameSpaceID == kNameSpaceID_None && aAttribute == nsGkAtoms::data) {
    return LoadObject(aNotify, true);
  }

  return NS_OK;
}
Ejemplo n.º 5
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void
nsXMLCDATASection::List(FILE* out, PRInt32 aIndent) const
{
  NS_PRECONDITION(IsInDoc(), "bad content");

  PRInt32 index;
  for (index = aIndent; --index >= 0; ) fputs("  ", out);

  fprintf(out, "CDATASection refcount=%d<", mRefCnt.get());

  nsAutoString tmp;
  ToCString(tmp, 0, mText.GetLength());
  fputs(NS_LossyConvertUCS2toASCII(tmp).get(), out);

  fputs(">\n", out);
}
Ejemplo n.º 6
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void
nsCommentNode::List(FILE* out, PRInt32 aIndent) const
{
  NS_PRECONDITION(IsInDoc(), "bad content");

  PRInt32 indx;
  for (indx = aIndent; --indx >= 0; ) fputs("  ", out);

  fprintf(out, "Comment@%p refcount=%d<!--", this, mRefCnt.get());

  nsAutoString tmp;
  ToCString(tmp, 0, mText.GetLength());
  fputs(NS_LossyConvertUCS2toASCII(tmp).get(), out);

  fputs("-->\n", out);
}
bool
SVGMPathElement::ParseAttribute(int32_t aNamespaceID,
                                nsIAtom* aAttribute,
                                const nsAString& aValue,
                                nsAttrValue& aResult)
{
  bool returnVal =
    SVGMPathElementBase::ParseAttribute(aNamespaceID, aAttribute,
                                          aValue, aResult);
  if (aNamespaceID == kNameSpaceID_XLink &&
      aAttribute == nsGkAtoms::href &&
      IsInDoc()) {
    // NOTE: If we fail the IsInDoc call, it's ok -- we'll update the target
    // on next BindToTree call.
    UpdateHrefTarget(GetParent(), aValue);
  }
  return returnVal;
}
Ejemplo n.º 8
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NS_IMETHODIMP
nsStyledElementNotElementCSSInlineStyle::SetInlineStyleRule(css::StyleRule* aStyleRule,
                                                            const nsAString* aSerialized,
                                                            bool aNotify)
{
  SetMayHaveStyle();
  bool modification = false;
  nsAttrValue oldValue;

  bool hasListeners = aNotify &&
    nsContentUtils::HasMutationListeners(this,
                                         NS_EVENT_BITS_MUTATION_ATTRMODIFIED,
                                         this);

  // There's no point in comparing the stylerule pointers since we're always
  // getting a new stylerule here. And we can't compare the stringvalues of
  // the old and the new rules since both will point to the same declaration
  // and thus will be the same.
  if (hasListeners) {
    // save the old attribute so we can set up the mutation event properly
    // XXXbz if the old rule points to the same declaration as the new one,
    // this is getting the new attr value, not the old one....
    nsAutoString oldValueStr;
    modification = GetAttr(kNameSpaceID_None, nsGkAtoms::style,
                           oldValueStr);
    if (modification) {
      oldValue.SetTo(oldValueStr);
    }
  }
  else if (aNotify && IsInDoc()) {
    modification = !!mAttrsAndChildren.GetAttr(nsGkAtoms::style);
  }

  nsAttrValue attrValue(aStyleRule, aSerialized);

  // XXXbz do we ever end up with ADDITION here?  I doubt it.
  PRUint8 modType = modification ?
    static_cast<PRUint8>(nsIDOMMutationEvent::MODIFICATION) :
    static_cast<PRUint8>(nsIDOMMutationEvent::ADDITION);

  return SetAttrAndNotify(kNameSpaceID_None, nsGkAtoms::style, nsnull,
                          oldValue, attrValue, modType, hasListeners,
                          aNotify, kDontCallAfterSetAttr);
}
NS_IMETHODIMP
nsHTMLObjectElement::GetContentDocument(nsIDOMDocument **aContentDocument)
{
  NS_ENSURE_ARG_POINTER(aContentDocument);

  *aContentDocument = nsnull;

  if (!IsInDoc()) {
    return NS_OK;
  }

  // XXXbz should this use GetCurrentDoc()?  sXBL/XBL2 issue!
  nsIDocument *sub_doc = GetOwnerDoc()->GetSubDocumentFor(this);
  if (!sub_doc) {
    return NS_OK;
  }

  return CallQueryInterface(sub_doc, aContentDocument);
}
NS_IMETHODIMP
HTMLSharedObjectElement::GetSVGDocument(nsIDOMDocument **aResult)
{
  NS_ENSURE_ARG_POINTER(aResult);

  *aResult = nullptr;

  if (!IsInDoc()) {
    return NS_OK;
  }

  // XXXbz should this use GetCurrentDoc()?  sXBL/XBL2 issue!
  nsIDocument *sub_doc = OwnerDoc()->GetSubDocumentFor(this);
  if (!sub_doc) {
    return NS_OK;
  }

  return CallQueryInterface(sub_doc, aResult);
}
Ejemplo n.º 11
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nsresult
HTMLSharedElement::UnsetAttr(int32_t aNameSpaceID, nsIAtom* aName,
                             bool aNotify)
{
  nsresult rv = nsGenericHTMLElement::UnsetAttr(aNameSpaceID, aName, aNotify);
  NS_ENSURE_SUCCESS(rv, rv);

  // If we're the first <base> with an href and our href attribute is being
  // unset, then we're no longer the first <base> with an href, and we need to
  // find the new one.  Similar for target.
  if (mNodeInfo->Equals(nsGkAtoms::base) &&
      aNameSpaceID == kNameSpaceID_None &&
      IsInDoc()) {
    if (aName == nsGkAtoms::href) {
      SetBaseURIUsingFirstBaseWithHref(GetUncomposedDoc(), nullptr);
    } else if (aName == nsGkAtoms::target) {
      SetBaseTargetUsingFirstBaseWithTarget(GetUncomposedDoc(), nullptr);
    }
  }

  return NS_OK;
}
Ejemplo n.º 12
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bool
HTMLImageElement::IsHTMLFocusable(bool aWithMouse,
                                  bool *aIsFocusable, int32_t *aTabIndex)
{
  int32_t tabIndex = TabIndex();

  if (IsInDoc()) {
    nsAutoString usemap;
    GetUseMap(usemap);
    // XXXbz which document should this be using?  sXBL/XBL2 issue!  I
    // think that OwnerDoc() is right, since we don't want to
    // assume stuff about the document we're bound to.
    if (OwnerDoc()->FindImageMap(usemap)) {
      if (aTabIndex) {
        // Use tab index on individual map areas
        *aTabIndex = (sTabFocusModel & eTabFocus_linksMask)? 0 : -1;
      }
      // Image map is not focusable itself, but flag as tabbable
      // so that image map areas get walked into.
      *aIsFocusable = false;

      return false;
    }
  }

  if (aTabIndex) {
    // Can be in tab order if tabindex >=0 and form controls are tabbable.
    *aTabIndex = (sTabFocusModel & eTabFocus_formElementsMask)? tabIndex : -1;
  }

  *aIsFocusable =
#ifdef XP_MACOSX
    (!aWithMouse || nsFocusManager::sMouseFocusesFormControl) &&
#endif
    (tabIndex >= 0 || HasAttr(kNameSpaceID_None, nsGkAtoms::tabindex));

  return false;
}
Ejemplo n.º 13
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nsresult
SVGAnimationElement::AfterSetAttr(int32_t aNamespaceID, nsIAtom* aName,
                                  const nsAttrValue* aValue, bool aNotify)
{
  nsresult rv =
    SVGAnimationElementBase::AfterSetAttr(aNamespaceID, aName, aValue,
                                          aNotify);

  if (aNamespaceID != kNameSpaceID_XLink || aName != nsGkAtoms::href)
    return rv;

  if (!aValue) {
    mHrefTarget.Unlink();
    AnimationTargetChanged();
  } else if (IsInDoc()) {
    NS_ABORT_IF_FALSE(aValue->Type() == nsAttrValue::eString,
                      "Expected href attribute to be string type");
    UpdateHrefTarget(this, aValue->GetStringValue());
  } // else: we're not yet in a document -- we'll update the target on
    // next BindToTree call.

  return rv;
}
Ejemplo n.º 14
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nsresult
HTMLObjectElement::SetAttr(int32_t aNameSpaceID, nsIAtom *aName,
                           nsIAtom *aPrefix, const nsAString &aValue,
                           bool aNotify)
{
  nsresult rv = nsGenericHTMLFormElement::SetAttr(aNameSpaceID, aName, aPrefix,
                                                  aValue, aNotify);
  NS_ENSURE_SUCCESS(rv, rv);

  // if aNotify is false, we are coming from the parser or some such place;
  // we'll get bound after all the attributes have been set, so we'll do the
  // object load from BindToTree/DoneAddingChildren.
  // Skip the LoadObject call in that case.
  // We also don't want to start loading the object when we're not yet in
  // a document, just in case that the caller wants to set additional
  // attributes before inserting the node into the document.
  if (aNotify && IsInDoc() && mIsDoneAddingChildren &&
      aNameSpaceID == kNameSpaceID_None && aName == nsGkAtoms::data) {
    return LoadObject(aNotify, true);
  }

  return NS_OK;
}
nsresult
nsHTMLObjectElement::SetAttr(PRInt32 aNameSpaceID, nsIAtom *aName,
                             nsIAtom *aPrefix, const nsAString &aValue,
                             PRBool aNotify)
{
  // If we plan to call LoadObject, we want to do it first so that the
  // object load kicks off _before_ the reflow triggered by the SetAttr.  But if
  // aNotify is false, we are coming from the parser or some such place; we'll
  // get bound after all the attributes have been set, so we'll do the
  // object load from BindToTree/DoneAddingChildren.
  // Skip the LoadObject call in that case.
  // We also don't want to start loading the object when we're not yet in
  // a document, just in case that the caller wants to set additional
  // attributes before inserting the node into the document.
  if (aNotify && IsInDoc() && mIsDoneAddingChildren &&
      aNameSpaceID == kNameSpaceID_None && aName == nsGkAtoms::data) {
    nsAutoString type;
    GetAttr(kNameSpaceID_None, nsGkAtoms::type, type);
    LoadObject(aValue, aNotify, NS_ConvertUTF16toUTF8(type), PR_TRUE);
  }

  return nsGenericHTMLFormElement::SetAttr(aNameSpaceID, aName, aPrefix,
                                           aValue, aNotify);
}
nsGenericDOMDataNode::~nsGenericDOMDataNode()
{
  NS_PRECONDITION(!IsInDoc(),
                  "Please remove this from the document properly");
}