dom/html/HTMLProgressElement.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_dom_HTMLProgressElement_h
   8 #define mozilla_dom_HTMLProgressElement_h
   9
  10 #include "mozilla/Attributes.h"
  11 #include "nsGenericHTMLElement.h"
  12 #include "nsAttrValue.h"
  13 #include "nsAttrValueInlines.h"
  14 #include <algorithm>
  15
  16 namespace mozilla {
  17 namespace dom {
  18
  19 class HTMLProgressElement final : public nsGenericHTMLElement
  20 {
  21 public:
  22   explicit HTMLProgressElement(already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
  23
  24   EventStates IntrinsicState() const override;
  25
  26   nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
  27
  28   virtual bool ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,
  29                               const nsAString& aValue,
  30                               nsIPrincipal* aMaybeScriptedPrincipal,
  31                               nsAttrValue& aResult) override;
  32
  33   // WebIDL
  34   double Value() const;
  35   void SetValue(double aValue, ErrorResult& aRv)
  36   {
  37     SetDoubleAttr(nsGkAtoms::value, aValue, aRv);
  38   }
  39   double Max() const;
  40   void SetMax(double aValue, ErrorResult& aRv)
  41   {
  42     SetDoubleAttr(nsGkAtoms::max, aValue, aRv);
  43   }
  44   double Position() const;
  45
  46 protected:
  47   virtual ~HTMLProgressElement();
  48
  49   virtual JSObject* WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
  50
  51 protected:
  52   /**
  53    * Returns whethem the progress element is in the indeterminate state.
  54    * A progress element is in the indeterminate state if its value is ommited
  55    * or is not a floating point number..
  56    *
  57    * @return whether the progress element is in the indeterminate state.
  58    */
  59   bool IsIndeterminate() const;
  60
  61   static const double kIndeterminatePosition;
  62   static const double kDefaultValue;
  63   static const double kDefaultMax;
  64 };
  65
  66 } // namespace dom
  67 } // namespace mozilla
  68
  69 #endif // mozilla_dom_HTMLProgressElement_h