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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/ipc/DocAccessibleChildBase.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'accessible/ipc/DocAccessibleChildBase.cpp')
-rw-r--r--accessible/ipc/DocAccessibleChildBase.cpp97
1 files changed, 97 insertions, 0 deletions
diff --git a/accessible/ipc/DocAccessibleChildBase.cpp b/accessible/ipc/DocAccessibleChildBase.cpp
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+++ b/accessible/ipc/DocAccessibleChildBase.cpp
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* 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 "mozilla/a11y/DocAccessibleChildBase.h"
+#include "mozilla/a11y/ProxyAccessible.h"
+
+#include "Accessible-inl.h"
+
+namespace mozilla {
+namespace a11y {
+
+/* static */ uint32_t
+DocAccessibleChildBase::InterfacesFor(Accessible* aAcc)
+{
+ uint32_t interfaces = 0;
+ if (aAcc->IsHyperText() && aAcc->AsHyperText()->IsTextRole())
+ interfaces |= Interfaces::HYPERTEXT;
+
+ if (aAcc->IsLink())
+ interfaces |= Interfaces::HYPERLINK;
+
+ if (aAcc->HasNumericValue())
+ interfaces |= Interfaces::VALUE;
+
+ if (aAcc->IsImage())
+ interfaces |= Interfaces::IMAGE;
+
+ if (aAcc->IsTable()) {
+ interfaces |= Interfaces::TABLE;
+ }
+
+ if (aAcc->IsTableCell())
+ interfaces |= Interfaces::TABLECELL;
+
+ if (aAcc->IsDoc())
+ interfaces |= Interfaces::DOCUMENT;
+
+ if (aAcc->IsSelect()) {
+ interfaces |= Interfaces::SELECTION;
+ }
+
+ if (aAcc->ActionCount()) {
+ interfaces |= Interfaces::ACTION;
+ }
+
+ return interfaces;
+}
+
+/* static */ void
+DocAccessibleChildBase::SerializeTree(Accessible* aRoot,
+ nsTArray<AccessibleData>& aTree)
+{
+ uint64_t id = reinterpret_cast<uint64_t>(aRoot->UniqueID());
+#if defined(XP_WIN)
+ int32_t msaaId = AccessibleWrap::GetChildIDFor(aRoot);
+#endif
+ uint32_t role = aRoot->Role();
+ uint32_t childCount = aRoot->ChildCount();
+ uint32_t interfaces = InterfacesFor(aRoot);
+
+ // OuterDocAccessibles are special because we don't want to serialize the
+ // child doc here, we'll call PDocAccessibleConstructor in
+ // NotificationController.
+ MOZ_ASSERT(!aRoot->IsDoc(), "documents shouldn't be serialized");
+ if (aRoot->IsOuterDoc()) {
+ childCount = 0;
+ }
+
+#if defined(XP_WIN)
+ aTree.AppendElement(AccessibleData(id, msaaId, role, childCount, interfaces));
+#else
+ aTree.AppendElement(AccessibleData(id, role, childCount, interfaces));
+#endif
+
+ for (uint32_t i = 0; i < childCount; i++) {
+ SerializeTree(aRoot->GetChildAt(i), aTree);
+ }
+}
+
+void
+DocAccessibleChildBase::ShowEvent(AccShowEvent* aShowEvent)
+{
+ Accessible* parent = aShowEvent->Parent();
+ uint64_t parentID = parent->IsDoc() ? 0 : reinterpret_cast<uint64_t>(parent->UniqueID());
+ uint32_t idxInParent = aShowEvent->GetAccessible()->IndexInParent();
+ nsTArray<AccessibleData> shownTree;
+ ShowEventData data(parentID, idxInParent, shownTree);
+ SerializeTree(aShowEvent->GetAccessible(), data.NewTree());
+ MaybeSendShowEvent(data, aShowEvent->IsFromUserInput());
+}
+
+} // namespace a11y
+} // namespace mozilla
+