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ia2AccessibleRelation.h (2286B)

      1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
      2 /* vim:expandtab:shiftwidth=2:tabstop=2:
      3 */
      4 /* This Source Code Form is subject to the terms of the Mozilla Public
      5 * License, v. 2.0. If a copy of the MPL was not distributed with this
      6 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      7 
      8 #ifndef _NS_ACCESSIBLE_RELATION_WRAP_H
      9 #define _NS_ACCESSIBLE_RELATION_WRAP_H
     10 
     11 #include "MsaaAccessible.h"
     12 #include "IUnknownImpl.h"
     13 
     14 #include <utility>
     15 #include "nsTArray.h"
     16 
     17 #include "mozilla/a11y/RelationType.h"
     18 #include "mozilla/a11y/Accessible.h"
     19 #include "AccessibleRelation.h"
     20 
     21 namespace mozilla {
     22 namespace a11y {
     23 
     24 class ia2AccessibleRelation final : public IAccessibleRelation {
     25 public:
     26  ia2AccessibleRelation(RelationType aType, Relation* aRel);
     27 
     28  // IUnknown
     29  DECL_IUNKNOWN
     30 
     31  // IAccessibleRelation
     32  virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_relationType(
     33      /* [retval][out] */ BSTR* relationType);
     34 
     35  virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_localizedRelationType(
     36      /* [retval][out] */ BSTR* localizedRelationType);
     37 
     38  virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_nTargets(
     39      /* [retval][out] */ long* nTargets);
     40 
     41  virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_target(
     42      /* [in] */ long targetIndex,
     43      /* [retval][out] */ IUnknown** target);
     44 
     45  virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_targets(
     46      /* [in] */ long maxTargets,
     47      /* [length_is][size_is][out] */ IUnknown** target,
     48      /* [retval][out] */ long* nTargets);
     49 
     50  inline bool HasTargets() const { return mTargets.Length(); }
     51 
     52 private:
     53  ia2AccessibleRelation();
     54  ia2AccessibleRelation(const ia2AccessibleRelation&);
     55  ia2AccessibleRelation& operator=(const ia2AccessibleRelation&);
     56 
     57  RelationType mType;
     58  nsTArray<RefPtr<IUnknown>> mTargets;
     59 };
     60 
     61 /**
     62 * Gecko to IAccessible2 relation types map.
     63 */
     64 
     65 const WCHAR* const IA2_RELATION_NULL = L"";
     66 
     67 #define RELATIONTYPE(geckoType, name, atkType, msaaType, ia2Type) \
     68  std::pair<RelationType, const WCHAR* const>(RelationType::geckoType, ia2Type),
     69 
     70 static const std::pair<RelationType, const WCHAR* const> sRelationTypePairs[] =
     71    {
     72 #include "RelationTypeMap.h"
     73 };
     74 
     75 #undef RELATIONTYPE
     76 
     77 }  // namespace a11y
     78 }  // namespace mozilla
     79 
     80 #endif