mirror of
https://github.com/classilla/tenfourfox.git
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285 lines
7.0 KiB
C++
285 lines
7.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef MOZILLA_A11Y_HTMLFormControlAccessible_H_
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#define MOZILLA_A11Y_HTMLFormControlAccessible_H_
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#include "FormControlAccessible.h"
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#include "HyperTextAccessibleWrap.h"
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namespace mozilla {
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namespace a11y {
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/**
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* Accessible for HTML progress element.
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*/
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typedef ProgressMeterAccessible<1> HTMLProgressMeterAccessible;
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/**
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* Accessible for HTML input@type="checkbox".
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*/
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class HTMLCheckboxAccessible : public LeafAccessible
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{
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public:
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enum { eAction_Click = 0 };
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HTMLCheckboxAccessible(nsIContent* aContent, DocAccessible* aDoc) :
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LeafAccessible(aContent, aDoc)
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{
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// Ignore "CheckboxStateChange" DOM event in lieu of document observer
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// state change notification.
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mStateFlags |= eIgnoreDOMUIEvent;
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}
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// Accessible
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virtual mozilla::a11y::role NativeRole() override;
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virtual uint64_t NativeState() override;
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// ActionAccessible
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virtual uint8_t ActionCount() override;
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virtual void ActionNameAt(uint8_t aIndex, nsAString& aName) override;
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virtual bool DoAction(uint8_t aIndex) override;
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// Widgets
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virtual bool IsWidget() const override;
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};
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/**
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* Accessible for HTML input@type="radio" element.
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*/
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class HTMLRadioButtonAccessible : public RadioButtonAccessible
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{
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public:
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HTMLRadioButtonAccessible(nsIContent* aContent, DocAccessible* aDoc) :
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RadioButtonAccessible(aContent, aDoc)
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{
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// Ignore "RadioStateChange" DOM event in lieu of document observer
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// state change notification.
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mStateFlags |= eIgnoreDOMUIEvent;
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}
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// Accessible
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virtual uint64_t NativeState() override;
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virtual void GetPositionAndSizeInternal(int32_t *aPosInSet,
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int32_t *aSetSize) override;
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};
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/**
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* Accessible for HTML input@type="button", @type="submit", @type="image"
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* and HTML button elements.
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*/
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class HTMLButtonAccessible : public HyperTextAccessibleWrap
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{
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public:
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enum { eAction_Click = 0 };
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HTMLButtonAccessible(nsIContent* aContent, DocAccessible* aDoc);
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// Accessible
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virtual mozilla::a11y::role NativeRole() override;
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virtual uint64_t State() override;
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virtual uint64_t NativeState() override;
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// ActionAccessible
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virtual uint8_t ActionCount() override;
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virtual void ActionNameAt(uint8_t aIndex, nsAString& aName) override;
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virtual bool DoAction(uint8_t aIndex) override;
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// Widgets
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virtual bool IsWidget() const override;
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protected:
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// Accessible
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virtual ENameValueFlag NativeName(nsString& aName) override;
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};
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/**
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* Accessible for HTML input@type="text", input@type="password", textarea and
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* other HTML text controls.
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*/
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class HTMLTextFieldAccessible final : public HyperTextAccessibleWrap
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{
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public:
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enum { eAction_Click = 0 };
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HTMLTextFieldAccessible(nsIContent* aContent, DocAccessible* aDoc);
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NS_DECL_ISUPPORTS_INHERITED
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// HyperTextAccessible
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virtual already_AddRefed<nsIEditor> GetEditor() const override;
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// Accessible
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virtual void Value(nsString& aValue) override;
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virtual void ApplyARIAState(uint64_t* aState) const override;
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virtual mozilla::a11y::role NativeRole() override;
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virtual uint64_t NativeState() override;
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virtual already_AddRefed<nsIPersistentProperties> NativeAttributes() override;
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// ActionAccessible
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virtual uint8_t ActionCount() override;
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virtual void ActionNameAt(uint8_t aIndex, nsAString& aName) override;
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virtual bool DoAction(uint8_t aIndex) override;
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// Widgets
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virtual bool IsWidget() const override;
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virtual Accessible* ContainerWidget() const override;
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protected:
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virtual ~HTMLTextFieldAccessible() {}
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// Accessible
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virtual ENameValueFlag NativeName(nsString& aName) override;
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/**
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* Return a XUL widget element this input is part of.
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*/
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nsIContent* XULWidgetElm() const { return mContent->GetBindingParent(); }
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};
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/**
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* Accessible for input@type="file" element.
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*/
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class HTMLFileInputAccessible : public HyperTextAccessibleWrap
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{
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public:
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HTMLFileInputAccessible(nsIContent* aContent, DocAccessible* aDoc);
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// Accessible
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virtual mozilla::a11y::role NativeRole() override;
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virtual nsresult HandleAccEvent(AccEvent* aAccEvent) override;
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};
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/**
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* Used for HTML input@type="number".
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*/
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class HTMLSpinnerAccessible : public AccessibleWrap
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{
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public:
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HTMLSpinnerAccessible(nsIContent* aContent, DocAccessible* aDoc) :
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AccessibleWrap(aContent, aDoc)
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{
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mStateFlags |= eHasNumericValue;
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}
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// Accessible
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virtual mozilla::a11y::role NativeRole() override;
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virtual void Value(nsString& aValue) override;
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virtual double MaxValue() const override;
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virtual double MinValue() const override;
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virtual double CurValue() const override;
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virtual double Step() const override;
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virtual bool SetCurValue(double aValue) override;
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};
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/**
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* Used for input@type="range" element.
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*/
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class HTMLRangeAccessible : public LeafAccessible
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{
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public:
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HTMLRangeAccessible(nsIContent* aContent, DocAccessible* aDoc) :
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LeafAccessible(aContent, aDoc)
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{
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mStateFlags |= eHasNumericValue;
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}
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// Accessible
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virtual void Value(nsString& aValue) override;
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virtual mozilla::a11y::role NativeRole() override;
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// Value
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virtual double MaxValue() const override;
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virtual double MinValue() const override;
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virtual double CurValue() const override;
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virtual double Step() const override;
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virtual bool SetCurValue(double aValue) override;
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// Widgets
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virtual bool IsWidget() const override;
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};
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/**
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* Accessible for HTML fieldset element.
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*/
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class HTMLGroupboxAccessible : public HyperTextAccessibleWrap
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{
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public:
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HTMLGroupboxAccessible(nsIContent* aContent, DocAccessible* aDoc);
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// Accessible
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virtual mozilla::a11y::role NativeRole() override;
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virtual Relation RelationByType(RelationType aType) override;
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protected:
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// Accessible
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virtual ENameValueFlag NativeName(nsString& aName) override;
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// HTMLGroupboxAccessible
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nsIContent* GetLegend() const;
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};
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/**
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* Accessible for HTML legend element.
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*/
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class HTMLLegendAccessible : public HyperTextAccessibleWrap
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{
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public:
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HTMLLegendAccessible(nsIContent* aContent, DocAccessible* aDoc);
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// Accessible
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virtual Relation RelationByType(RelationType aType) override;
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};
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/**
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* Accessible for HTML5 figure element.
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*/
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class HTMLFigureAccessible : public HyperTextAccessibleWrap
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{
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public:
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HTMLFigureAccessible(nsIContent* aContent, DocAccessible* aDoc);
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// Accessible
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virtual Relation RelationByType(RelationType aType) override;
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protected:
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// Accessible
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virtual ENameValueFlag NativeName(nsString& aName) override;
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// HTMLLegendAccessible
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nsIContent* Caption() const;
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};
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/**
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* Accessible for HTML5 figcaption element.
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*/
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class HTMLFigcaptionAccessible : public HyperTextAccessibleWrap
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{
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public:
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HTMLFigcaptionAccessible(nsIContent* aContent, DocAccessible* aDoc);
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// Accessible
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virtual Relation RelationByType(RelationType aType) override;
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};
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} // namespace a11y
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} // namespace mozilla
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#endif
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