101 lines
2.4 KiB
C++
101 lines
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_a11y_xpcAccessibleGeneric_h_
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#define mozilla_a11y_xpcAccessibleGeneric_h_
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#include "xpcAccessible.h"
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#include "xpcAccessibleHyperLink.h"
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#include "xpcAccessibleSelectable.h"
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#include "xpcAccessibleValue.h"
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#include "Accessible.h"
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namespace mozilla {
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namespace a11y {
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/**
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* XPCOM wrapper around Accessible class.
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*/
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class xpcAccessibleGeneric : public xpcAccessible,
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public xpcAccessibleHyperLink,
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public xpcAccessibleSelectable,
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public xpcAccessibleValue
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{
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public:
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explicit xpcAccessibleGeneric(Accessible* aInternal) :
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mIntl(aInternal), mSupportedIfaces(0)
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{
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if (mIntl->IsSelect())
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mSupportedIfaces |= eSelectable;
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if (mIntl->HasNumericValue())
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mSupportedIfaces |= eValue;
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if (mIntl->IsLink())
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mSupportedIfaces |= eHyperLink;
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}
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(xpcAccessibleGeneric, nsIAccessible)
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// nsIAccessible
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virtual Accessible* ToInternalAccessible() const final override;
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// xpcAccessibleGeneric
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virtual void Shutdown();
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protected:
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virtual ~xpcAccessibleGeneric() {}
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Accessible* mIntl;
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enum {
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eSelectable = 1 << 0,
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eValue = 1 << 1,
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eHyperLink = 1 << 2,
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eText = 1 << 3
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};
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uint8_t mSupportedIfaces;
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private:
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friend class Accessible;
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friend class xpcAccessible;
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friend class xpcAccessibleHyperLink;
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friend class xpcAccessibleSelectable;
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friend class xpcAccessibleValue;
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xpcAccessibleGeneric(const xpcAccessibleGeneric&) = delete;
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xpcAccessibleGeneric& operator =(const xpcAccessibleGeneric&) = delete;
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};
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inline Accessible*
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xpcAccessible::Intl()
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{
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return static_cast<xpcAccessibleGeneric*>(this)->mIntl;
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}
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inline Accessible*
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xpcAccessibleHyperLink::Intl()
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{
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return static_cast<xpcAccessibleGeneric*>(this)->mIntl;
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}
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inline Accessible*
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xpcAccessibleSelectable::Intl()
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{
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return static_cast<xpcAccessibleGeneric*>(this)->mIntl;
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}
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inline Accessible*
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xpcAccessibleValue::Intl()
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{
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return static_cast<xpcAccessibleGeneric*>(this)->mIntl;
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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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