layout/style/nsDOMCSSAttrDeclaration.h

   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/. */
   5
   6 /* DOM object for element.style */
   7
   8 #ifndef nsDOMCSSAttributeDeclaration_h
   9 #define nsDOMCSSAttributeDeclaration_h
  10
  11 #include "mozilla/Attributes.h"
  12 #include "nsDOMCSSDeclaration.h"
  13
  14 #include "nsAutoPtr.h"
  15
  16 namespace mozilla {
  17 namespace dom {
  18 class Element;
  19 }
  20 }
  21
  22 class nsDOMCSSAttributeDeclaration MOZ_FINAL : public nsDOMCSSDeclaration
  23 {
  24 public:
  25   typedef mozilla::dom::Element Element;
  26   nsDOMCSSAttributeDeclaration(Element* aContent, bool aIsSMILOverride);
  27
  28   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  29   NS_DECL_CYCLE_COLLECTION_SKIPPABLE_SCRIPT_HOLDER_CLASS_AMBIGUOUS(nsDOMCSSAttributeDeclaration,
  30                                                                    nsICSSDeclaration)
  31
  32   // If GetCSSDeclaration returns non-null, then the decl it returns
  33   // is owned by our current style rule.
  34   virtual mozilla::css::Declaration* GetCSSDeclaration(bool aAllocate) MOZ_OVERRIDE;
  35   virtual void GetCSSParsingEnvironment(CSSParsingEnvironment& aCSSParseEnv) MOZ_OVERRIDE;
  36   NS_IMETHOD GetParentRule(nsIDOMCSSRule **aParent) MOZ_OVERRIDE;
  37
  38   virtual nsINode* GetParentObject() MOZ_OVERRIDE;
  39
  40   NS_IMETHOD SetPropertyValue(const nsCSSProperty aPropID,
  41                               const nsAString& aValue) MOZ_OVERRIDE;
  42
  43 protected:
  44   ~nsDOMCSSAttributeDeclaration();
  45
  46   virtual nsresult SetCSSDeclaration(mozilla::css::Declaration* aDecl) MOZ_OVERRIDE;
  47   virtual nsIDocument* DocToUpdate() MOZ_OVERRIDE;
  48
  49   nsRefPtr<Element> mElement;
  50
  51   /* If true, this indicates that this nsDOMCSSAttributeDeclaration
  52    * should interact with mContent's SMIL override style rule (rather
  53    * than the inline style rule).
  54    */
  55   const bool mIsSMILOverride;
  56 };
  57
  58 #endif /* nsDOMCSSAttributeDeclaration_h */