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nsMappedAttributeElement.cpp

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/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
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 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
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 * The Original Code is Mozilla Communicator client code.
 *
 * The Initial Developer of the Original Code is
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 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
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 * Contributor(s):
 *   Mats Palmgren <mats.palmgren@bredband.net>
 *   Daniel Kraft <d@domob.eu>
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#include "nsMappedAttributeElement.h"
#include "nsIDocument.h"

nsresult
nsMappedAttributeElement::BindToTree(nsIDocument* aDocument, nsIContent* aParent,
                                     nsIContent* aBindingParent,
                                     PRBool aCompileEventHandlers)
{
  nsresult rv = nsMappedAttributeElementBase::BindToTree(aDocument, aParent,
                                                         aBindingParent,
                                                         aCompileEventHandlers);
  NS_ENSURE_SUCCESS(rv, rv);

  if (aDocument) {
    // If we're in a document now, let our mapped attrs know what their new
    // sheet is.
    nsHTMLStyleSheet* sheet = aDocument->GetAttributeStyleSheet();
    if (sheet) {
      mAttrsAndChildren.SetMappedAttrStyleSheet(sheet);
    }
  }

  return rv;
}

nsresult
nsMappedAttributeElement::WalkContentStyleRules(nsRuleWalker* aRuleWalker)
{
  mAttrsAndChildren.WalkMappedAttributeStyleRules(aRuleWalker);
  return NS_OK;
}

PRBool
nsMappedAttributeElement::SetMappedAttribute(nsIDocument* aDocument,
                                             nsIAtom* aName,
                                             nsAttrValue& aValue,
                                             nsresult* aRetval)
{
  NS_PRECONDITION(aDocument == GetCurrentDoc(), "Unexpected document");
  nsHTMLStyleSheet* sheet = aDocument ?
    aDocument->GetAttributeStyleSheet() : nsnull;

  *aRetval = mAttrsAndChildren.SetAndTakeMappedAttr(aName, aValue,
                                                    this, sheet);
  return PR_TRUE;
}

nsMapRuleToAttributesFunc
nsMappedAttributeElement::GetAttributeMappingFunction() const
{
  return &MapNoAttributesInto;
}

void
nsMappedAttributeElement::MapNoAttributesInto(const nsMappedAttributes* aAttributes,
                                              nsRuleData* aData)
{
}

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