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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /accessible/windows/ia2/ia2AccessibleRelation.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'accessible/windows/ia2/ia2AccessibleRelation.cpp')
-rw-r--r--accessible/windows/ia2/ia2AccessibleRelation.cpp125
1 files changed, 125 insertions, 0 deletions
diff --git a/accessible/windows/ia2/ia2AccessibleRelation.cpp b/accessible/windows/ia2/ia2AccessibleRelation.cpp
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+++ b/accessible/windows/ia2/ia2AccessibleRelation.cpp
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:expandtab:shiftwidth=2:tabstop=2:
+ */
+/* 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/. */
+
+#include "ia2AccessibleRelation.h"
+
+#include "Relation.h"
+#include "nsID.h"
+
+#include "AccessibleRelation_i.c"
+
+using namespace mozilla::a11y;
+
+ia2AccessibleRelation::ia2AccessibleRelation(RelationType aType, Relation* aRel) :
+ mType(aType)
+{
+ Accessible* target = nullptr;
+ while ((target = aRel->Next()))
+ mTargets.AppendElement(target);
+}
+
+// IUnknown
+
+IMPL_IUNKNOWN_QUERY_HEAD(ia2AccessibleRelation)
+ IMPL_IUNKNOWN_QUERY_IFACE(IAccessibleRelation)
+ IMPL_IUNKNOWN_QUERY_IFACE(IUnknown)
+IMPL_IUNKNOWN_QUERY_TAIL
+
+// IAccessibleRelation
+
+STDMETHODIMP
+ia2AccessibleRelation::get_relationType(BSTR* aRelationType)
+{
+ A11Y_TRYBLOCK_BEGIN
+
+ if (!aRelationType)
+ return E_INVALIDARG;
+
+ *aRelationType = nullptr;
+
+#define RELATIONTYPE(geckoType, geckoTypeName, atkType, msaaType, ia2Type) \
+ case RelationType::geckoType: \
+ *aRelationType = ::SysAllocString(ia2Type); \
+ break;
+
+ switch (mType) {
+#include "RelationTypeMap.h"
+ }
+
+ return *aRelationType ? S_OK : E_OUTOFMEMORY;
+
+ A11Y_TRYBLOCK_END
+}
+
+STDMETHODIMP
+ia2AccessibleRelation::get_localizedRelationType(BSTR *aLocalizedRelationType)
+{
+ A11Y_TRYBLOCK_BEGIN
+
+ if (!aLocalizedRelationType)
+ return E_INVALIDARG;
+
+ *aLocalizedRelationType = nullptr;
+ return E_NOTIMPL;
+
+ A11Y_TRYBLOCK_END
+}
+
+STDMETHODIMP
+ia2AccessibleRelation::get_nTargets(long *aNTargets)
+{
+ A11Y_TRYBLOCK_BEGIN
+
+ if (!aNTargets)
+ return E_INVALIDARG;
+
+ *aNTargets = mTargets.Length();
+ return S_OK;
+
+ A11Y_TRYBLOCK_END
+}
+
+STDMETHODIMP
+ia2AccessibleRelation::get_target(long aTargetIndex, IUnknown **aTarget)
+{
+ A11Y_TRYBLOCK_BEGIN
+
+ if (aTargetIndex < 0 || (uint32_t)aTargetIndex >= mTargets.Length() || !aTarget)
+ return E_INVALIDARG;
+
+ AccessibleWrap* target =
+ static_cast<AccessibleWrap*>(mTargets[aTargetIndex].get());
+ *aTarget = static_cast<IAccessible*>(target);
+ (*aTarget)->AddRef();
+
+ return S_OK;
+
+ A11Y_TRYBLOCK_END
+}
+
+STDMETHODIMP
+ia2AccessibleRelation::get_targets(long aMaxTargets, IUnknown **aTargets,
+ long *aNTargets)
+{
+ A11Y_TRYBLOCK_BEGIN
+
+ if (!aNTargets || !aTargets)
+ return E_INVALIDARG;
+
+ *aNTargets = 0;
+ long maxTargets = mTargets.Length();
+ if (maxTargets > aMaxTargets)
+ maxTargets = aMaxTargets;
+
+ for (long idx = 0; idx < maxTargets; idx++)
+ get_target(idx, aTargets + idx);
+
+ *aNTargets = maxTargets;
+ return S_OK;
+
+ A11Y_TRYBLOCK_END
+}