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265e672179
# ignore-this-changeset --HG-- extra : amend_source : 4d301d3b0b8711c4692392aa76088ba7fd7d1022
108 lines
3.0 KiB
C++
108 lines
3.0 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_XULElementAccessibles_h__
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#define mozilla_a11y_XULElementAccessibles_h__
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#include "HyperTextAccessibleWrap.h"
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#include "TextLeafAccessibleWrap.h"
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namespace mozilla {
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namespace a11y {
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class XULLabelTextLeafAccessible;
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/**
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* Used for XUL description and label elements.
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*/
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class XULLabelAccessible : public HyperTextAccessibleWrap {
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public:
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XULLabelAccessible(nsIContent* aContent, DocAccessible* aDoc);
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// Accessible
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virtual void Shutdown() override;
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virtual a11y::role NativeRole() const override;
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virtual uint64_t NativeState() const override;
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virtual Relation RelationByType(RelationType aType) const override;
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void UpdateLabelValue(const nsString& aValue);
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protected:
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// Accessible
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virtual ENameValueFlag NativeName(nsString& aName) const override;
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private:
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RefPtr<XULLabelTextLeafAccessible> mValueTextLeaf;
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};
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inline XULLabelAccessible* Accessible::AsXULLabel() {
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return IsXULLabel() ? static_cast<XULLabelAccessible*>(this) : nullptr;
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}
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/**
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* Used to implement text interface on XUL label accessible in case when text
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* is provided by @value attribute (no underlying text frame).
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*/
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class XULLabelTextLeafAccessible final : public TextLeafAccessibleWrap {
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public:
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XULLabelTextLeafAccessible(nsIContent* aContent, DocAccessible* aDoc)
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: TextLeafAccessibleWrap(aContent, aDoc) {
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mStateFlags |= eSharedNode;
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}
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virtual ~XULLabelTextLeafAccessible() {}
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// Accessible
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virtual a11y::role NativeRole() const override;
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virtual uint64_t NativeState() const override;
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};
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/**
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* Used for XUL tooltip element.
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*/
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class XULTooltipAccessible : public LeafAccessible {
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public:
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XULTooltipAccessible(nsIContent* aContent, DocAccessible* aDoc);
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// Accessible
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virtual a11y::role NativeRole() const override;
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virtual uint64_t NativeState() const override;
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};
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class XULLinkAccessible : public XULLabelAccessible {
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public:
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XULLinkAccessible(nsIContent* aContent, DocAccessible* aDoc);
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// Accessible
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virtual void Value(nsString& aValue) const override;
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virtual a11y::role NativeRole() const override;
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virtual uint64_t NativeLinkState() const override;
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// ActionAccessible
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virtual uint8_t ActionCount() const override;
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virtual void ActionNameAt(uint8_t aIndex, nsAString& aName) override;
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virtual bool DoAction(uint8_t aIndex) const override;
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// HyperLinkAccessible
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virtual bool IsLink() const override;
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virtual uint32_t StartOffset() override;
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virtual uint32_t EndOffset() override;
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virtual already_AddRefed<nsIURI> AnchorURIAt(
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uint32_t aAnchorIndex) const override;
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protected:
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virtual ~XULLinkAccessible();
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// Accessible
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virtual ENameValueFlag NativeName(nsString& aName) const override;
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enum { eAction_Jump = 0 };
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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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