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Diffstat (limited to 'dom/html/HTMLOptionElement.h')
-rw-r--r-- | dom/html/HTMLOptionElement.h | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/dom/html/HTMLOptionElement.h b/dom/html/HTMLOptionElement.h new file mode 100644 index 000000000..e220b84df --- /dev/null +++ b/dom/html/HTMLOptionElement.h @@ -0,0 +1,141 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef mozilla_dom_HTMLOptionElement_h__ +#define mozilla_dom_HTMLOptionElement_h__ + +#include "mozilla/Attributes.h" +#include "nsGenericHTMLElement.h" +#include "nsIDOMHTMLOptionElement.h" +#include "mozilla/dom/HTMLFormElement.h" + +namespace mozilla { +namespace dom { + +class HTMLSelectElement; + +class HTMLOptionElement final : public nsGenericHTMLElement, + public nsIDOMHTMLOptionElement +{ +public: + explicit HTMLOptionElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo); + + static already_AddRefed<HTMLOptionElement> + Option(const GlobalObject& aGlobal, + const Optional<nsAString>& aText, + const Optional<nsAString>& aValue, + const Optional<bool>& aDefaultSelected, + const Optional<bool>& aSelected, ErrorResult& aError); + + NS_IMPL_FROMCONTENT_HTML_WITH_TAG(HTMLOptionElement, option) + + // nsISupports + NS_DECL_ISUPPORTS_INHERITED + + // nsIDOMHTMLOptionElement + using mozilla::dom::Element::SetText; + using mozilla::dom::Element::GetText; + NS_DECL_NSIDOMHTMLOPTIONELEMENT + + bool Selected() const; + bool DefaultSelected() const; + + virtual nsChangeHint GetAttributeChangeHint(const nsIAtom* aAttribute, + int32_t aModType) const override; + + virtual nsresult BeforeSetAttr(int32_t aNamespaceID, nsIAtom* aName, + nsAttrValueOrString* aValue, + bool aNotify) override; + virtual nsresult AfterSetAttr(int32_t aNameSpaceID, nsIAtom* aName, + const nsAttrValue* aValue, bool aNotify) override; + + void SetSelectedInternal(bool aValue, bool aNotify); + + virtual nsresult BindToTree(nsIDocument* aDocument, nsIContent* aParent, + nsIContent* aBindingParent, + bool aCompileEventHandlers) override; + virtual void UnbindFromTree(bool aDeep = true, + bool aNullParent = true) override; + + // nsIContent + virtual EventStates IntrinsicState() const override; + + virtual nsresult Clone(mozilla::dom::NodeInfo* aNodeInfo, nsINode** aResult) const override; + + nsresult CopyInnerTo(mozilla::dom::Element* aDest); + + virtual bool IsDisabled() const override { + return HasAttr(kNameSpaceID_None, nsGkAtoms::disabled); + } + + bool Disabled() const + { + return GetBoolAttr(nsGkAtoms::disabled); + } + + void SetDisabled(bool aValue, ErrorResult& aRv) + { + SetHTMLBoolAttr(nsGkAtoms::disabled, aValue, aRv); + } + + HTMLFormElement* GetForm(); + + // The XPCOM GetLabel is OK for us + void SetLabel(const nsAString& aLabel, ErrorResult& aError) + { + SetHTMLAttr(nsGkAtoms::label, aLabel, aError); + } + + // The XPCOM DefaultSelected is OK for us + void SetDefaultSelected(bool aValue, ErrorResult& aRv) + { + SetHTMLBoolAttr(nsGkAtoms::selected, aValue, aRv); + } + + // The XPCOM Selected is OK for us + void SetSelected(bool aValue, ErrorResult& aRv) + { + aRv = SetSelected(aValue); + } + + // The XPCOM GetValue is OK for us + void SetValue(const nsAString& aValue, ErrorResult& aRv) + { + SetHTMLAttr(nsGkAtoms::value, aValue, aRv); + } + + // The XPCOM GetText is OK for us + void SetText(const nsAString& aValue, ErrorResult& aRv) + { + aRv = SetText(aValue); + } + + int32_t Index(); + +protected: + virtual ~HTMLOptionElement(); + + virtual JSObject* WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override; + + /** + * Get the select content element that contains this option, this + * intentionally does not return nsresult, all we care about is if + * there's a select associated with this option or not. + */ + HTMLSelectElement* GetSelect(); + + bool mSelectedChanged; + bool mIsSelected; + + // True only while we're under the SetOptionsSelectedByIndex call when our + // "selected" attribute is changing and mSelectedChanged is false. + bool mIsInSetDefaultSelected; +}; + +} // namespace dom +} // namespace mozilla + +#endif // mozilla_dom_HTMLOptionElement_h__ |