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Diffstat (limited to 'accessible/ipc/other/DocAccessibleChild.cpp')
| -rw-r--r-- | accessible/ipc/other/DocAccessibleChild.cpp | 1590 |
1 files changed, 1590 insertions, 0 deletions
diff --git a/accessible/ipc/other/DocAccessibleChild.cpp b/accessible/ipc/other/DocAccessibleChild.cpp new file mode 100644 index 0000000000..6a0987d07b --- /dev/null +++ b/accessible/ipc/other/DocAccessibleChild.cpp @@ -0,0 +1,1590 @@ +/* -*- 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 "DocAccessibleChild.h" + +#include "AccAttributes.h" +#include "nsAccessibilityService.h" +#include "LocalAccessible-inl.h" +#include "RemoteAccessible.h" +#include "Relation.h" +#include "HyperTextAccessible-inl.h" +#include "TextLeafAccessible.h" +#include "ImageAccessible.h" +#include "TableAccessible.h" +#include "TableCellAccessible.h" +#include "nsAccUtils.h" +#ifdef MOZ_ACCESSIBILITY_ATK +# include "AccessibleWrap.h" +#endif +#include "AccAttributes.h" +#include "mozilla/PresShell.h" +#include "mozilla/a11y/DocAccessiblePlatformExtChild.h" + +namespace mozilla { +namespace a11y { + +LocalAccessible* DocAccessibleChild::IdToAccessibleLink( + const uint64_t& aID) const { + LocalAccessible* acc = IdToAccessible(aID); + return acc && acc->IsLink() ? acc : nullptr; +} + +LocalAccessible* DocAccessibleChild::IdToAccessibleSelect( + const uint64_t& aID) const { + LocalAccessible* acc = IdToAccessible(aID); + return acc && acc->IsSelect() ? acc : nullptr; +} + +TextLeafAccessible* DocAccessibleChild::IdToTextLeafAccessible( + const uint64_t& aID) const { + LocalAccessible* acc = IdToAccessible(aID); + return acc && acc->IsTextLeaf() ? acc->AsTextLeaf() : nullptr; +} + +ImageAccessible* DocAccessibleChild::IdToImageAccessible( + const uint64_t& aID) const { + LocalAccessible* acc = IdToAccessible(aID); + return (acc && acc->IsImage()) ? acc->AsImage() : nullptr; +} + +TableCellAccessible* DocAccessibleChild::IdToTableCellAccessible( + const uint64_t& aID) const { + LocalAccessible* acc = IdToAccessible(aID); + return (acc && acc->IsTableCell()) ? acc->AsTableCell() : nullptr; +} + +TableAccessible* DocAccessibleChild::IdToTableAccessible( + const uint64_t& aID) const { + LocalAccessible* acc = IdToAccessible(aID); + return (acc && acc->IsTable()) ? acc->AsTable() : nullptr; +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvState(const uint64_t& aID, + uint64_t* aState) { + LocalAccessible* acc = IdToAccessible(aID); + if (!acc) { + *aState = states::DEFUNCT; + return IPC_OK(); + } + + *aState = acc->State(); + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvNativeState(const uint64_t& aID, + uint64_t* aState) { + LocalAccessible* acc = IdToAccessible(aID); + if (!acc) { + *aState = states::DEFUNCT; + return IPC_OK(); + } + + *aState = acc->NativeState(); + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvName(const uint64_t& aID, + nsString* aName, + uint32_t* aFlag) { + LocalAccessible* acc = IdToAccessible(aID); + if (!acc) return IPC_OK(); + + *aFlag = acc->Name(*aName); + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvValue(const uint64_t& aID, + nsString* aValue) { + LocalAccessible* acc = IdToAccessible(aID); + if (!acc) { + return IPC_OK(); + } + + acc->Value(*aValue); + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvHelp(const uint64_t& aID, + nsString* aHelp) { + LocalAccessible* acc = IdToAccessible(aID); + if (!acc) { + return IPC_OK(); + } + + acc->Help(*aHelp); + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvDescription(const uint64_t& aID, + nsString* aDesc) { + LocalAccessible* acc = IdToAccessible(aID); + if (!acc) return IPC_OK(); + + acc->Description(*aDesc); + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvAttributes( + const uint64_t& aID, RefPtr<AccAttributes>* aAttributes) { + LocalAccessible* acc = IdToAccessible(aID); + if (!acc) return IPC_OK(); + + *aAttributes = acc->Attributes(); + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvRelationByType( + const uint64_t& aID, const uint32_t& aType, nsTArray<uint64_t>* aTargets) { + LocalAccessible* acc = IdToAccessible(aID); + if (!acc) return IPC_OK(); + + auto type = static_cast<RelationType>(aType); + Relation rel = acc->RelationByType(type); + while (LocalAccessible* target = rel.LocalNext()) { + aTargets->AppendElement(reinterpret_cast<uint64_t>(target->UniqueID())); + } + + return IPC_OK(); +} + +static void AddRelation(LocalAccessible* aAcc, RelationType aType, + nsTArray<RelationTargets>* aTargets) { + Relation rel = aAcc->RelationByType(aType); + nsTArray<uint64_t> targets; + while (LocalAccessible* target = rel.LocalNext()) { + targets.AppendElement(reinterpret_cast<uint64_t>(target->UniqueID())); + } + + if (!targets.IsEmpty()) { + RelationTargets* newRelation = aTargets->AppendElement( + RelationTargets(static_cast<uint32_t>(aType), nsTArray<uint64_t>())); + newRelation->Targets() = std::move(targets); + } +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvRelations( + const uint64_t& aID, nsTArray<RelationTargets>* aRelations) { + LocalAccessible* acc = IdToAccessible(aID); + if (!acc) return IPC_OK(); + +#define RELATIONTYPE(gecko, s, a, m, i) \ + AddRelation(acc, RelationType::gecko, aRelations); + +#include "RelationTypeMap.h" +#undef RELATIONTYPE + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvIsSearchbox(const uint64_t& aID, + bool* aRetVal) { + LocalAccessible* acc = IdToAccessible(aID); + if (!acc) return IPC_OK(); + + *aRetVal = acc->IsSearchbox(); + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvLandmarkRole( + const uint64_t& aID, nsString* aLandmark) { + LocalAccessible* acc = IdToAccessible(aID); + if (!acc) { + return IPC_OK(); + } + + if (nsAtom* roleAtom = acc->LandmarkRole()) { + roleAtom->ToString(*aLandmark); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvGroupPosition( + const uint64_t& aID, int32_t* aLevel, int32_t* aSimilarItemsInGroup, + int32_t* aPositionInGroup) { + LocalAccessible* acc = IdToAccessible(aID); + if (acc) { + GroupPos groupPos = acc->GroupPosition(); + *aLevel = groupPos.level; + *aSimilarItemsInGroup = groupPos.setSize; + *aPositionInGroup = groupPos.posInSet; + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvScrollToPoint( + const uint64_t& aID, const uint32_t& aScrollType, const int32_t& aX, + const int32_t& aY) { + LocalAccessible* acc = IdToAccessible(aID); + if (acc) { + acc->ScrollToPoint(aScrollType, aX, aY); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvAnnounce( + const uint64_t& aID, const nsAString& aAnnouncement, + const uint16_t& aPriority) { + LocalAccessible* acc = IdToAccessible(aID); + if (acc) { + acc->Announce(aAnnouncement, aPriority); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvCaretLineNumber( + const uint64_t& aID, int32_t* aLineNumber) { + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + *aLineNumber = acc && acc->IsTextRole() ? acc->CaretLineNumber() : 0; + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvCaretOffset(const uint64_t& aID, + int32_t* aOffset) { + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + *aOffset = acc && acc->IsTextRole() ? acc->CaretOffset() : 0; + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvCharacterCount( + const uint64_t& aID, int32_t* aCount) { + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + *aCount = acc ? acc->CharacterCount() : 0; + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvSelectionCount( + const uint64_t& aID, int32_t* aCount) { + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + *aCount = acc ? acc->SelectionCount() : 0; + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTextSubstring( + const uint64_t& aID, const int32_t& aStartOffset, const int32_t& aEndOffset, + nsString* aText, bool* aValid) { + LocalAccessible* acc = IdToAccessible(aID); + if (!acc) { + return IPC_OK(); + } + + TextLeafAccessible* leaf = acc->AsTextLeaf(); + if (leaf) { + if (aStartOffset != 0 || aEndOffset != -1) { + // We don't support fetching partial text from a leaf. + *aValid = false; + return IPC_OK(); + } + *aValid = true; + *aText = leaf->Text(); + return IPC_OK(); + } + + HyperTextAccessible* hyper = acc->AsHyperText(); + if (!hyper) { + return IPC_OK(); + } + + *aValid = hyper->IsValidRange(aStartOffset, aEndOffset); + hyper->TextSubstring(aStartOffset, aEndOffset, *aText); + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvGetTextAfterOffset( + const uint64_t& aID, const int32_t& aOffset, const int32_t& aBoundaryType, + nsString* aText, int32_t* aStartOffset, int32_t* aEndOffset) { + *aStartOffset = 0; + *aEndOffset = 0; + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (acc) { + acc->TextAfterOffset(aOffset, aBoundaryType, aStartOffset, aEndOffset, + *aText); + } + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvGetTextAtOffset( + const uint64_t& aID, const int32_t& aOffset, const int32_t& aBoundaryType, + nsString* aText, int32_t* aStartOffset, int32_t* aEndOffset) { + *aStartOffset = 0; + *aEndOffset = 0; + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (acc) { + acc->TextAtOffset(aOffset, aBoundaryType, aStartOffset, aEndOffset, *aText); + } + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvGetTextBeforeOffset( + const uint64_t& aID, const int32_t& aOffset, const int32_t& aBoundaryType, + nsString* aText, int32_t* aStartOffset, int32_t* aEndOffset) { + *aStartOffset = 0; + *aEndOffset = 0; + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (acc) { + acc->TextBeforeOffset(aOffset, aBoundaryType, aStartOffset, aEndOffset, + *aText); + } + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvCharAt(const uint64_t& aID, + const int32_t& aOffset, + uint16_t* aChar) { + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + *aChar = acc && acc->IsTextRole() + ? static_cast<uint16_t>(acc->CharAt(aOffset)) + : 0; + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTextAttributes( + const uint64_t& aID, const bool& aIncludeDefAttrs, const int32_t& aOffset, + RefPtr<AccAttributes>* aAttributes, int32_t* aStartOffset, + int32_t* aEndOffset) { + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (!acc || !acc->IsTextRole()) { + return IPC_OK(); + } + + *aAttributes = + acc->TextAttributes(aIncludeDefAttrs, aOffset, aStartOffset, aEndOffset); + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvDefaultTextAttributes( + const uint64_t& aID, RefPtr<AccAttributes>* aAttributes) { + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (!acc || !acc->IsTextRole()) { + return IPC_OK(); + } + + *aAttributes = acc->DefaultTextAttributes(); + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTextBounds( + const uint64_t& aID, const int32_t& aStartOffset, const int32_t& aEndOffset, + const uint32_t& aCoordType, LayoutDeviceIntRect* aRetVal) { + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (acc && acc->IsTextRole()) { + *aRetVal = acc->TextBounds(aStartOffset, aEndOffset, aCoordType); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvCharBounds( + const uint64_t& aID, const int32_t& aOffset, const uint32_t& aCoordType, + LayoutDeviceIntRect* aRetVal) { + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (acc && acc->IsTextRole()) { + *aRetVal = acc->CharBounds(aOffset, aCoordType); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvOffsetAtPoint( + const uint64_t& aID, const int32_t& aX, const int32_t& aY, + const uint32_t& aCoordType, int32_t* aRetVal) { + *aRetVal = -1; + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (acc && acc->IsTextRole()) { + *aRetVal = acc->OffsetAtPoint(aX, aY, aCoordType); + } + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvSelectionBoundsAt( + const uint64_t& aID, const int32_t& aSelectionNum, bool* aSucceeded, + nsString* aData, int32_t* aStartOffset, int32_t* aEndOffset) { + *aSucceeded = false; + *aStartOffset = 0; + *aEndOffset = 0; + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (acc && acc->IsTextRole()) { + *aSucceeded = + acc->SelectionBoundsAt(aSelectionNum, aStartOffset, aEndOffset); + if (*aSucceeded) { + acc->TextSubstring(*aStartOffset, *aEndOffset, *aData); + } + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvSetSelectionBoundsAt( + const uint64_t& aID, const int32_t& aSelectionNum, + const int32_t& aStartOffset, const int32_t& aEndOffset, bool* aSucceeded) { + *aSucceeded = false; + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (acc && acc->IsTextRole()) { + *aSucceeded = + acc->SetSelectionBoundsAt(aSelectionNum, aStartOffset, aEndOffset); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvAddToSelection( + const uint64_t& aID, const int32_t& aStartOffset, const int32_t& aEndOffset, + bool* aSucceeded) { + *aSucceeded = false; + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (acc && acc->IsTextRole()) { + *aSucceeded = acc->AddToSelection(aStartOffset, aEndOffset); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvRemoveFromSelection( + const uint64_t& aID, const int32_t& aSelectionNum, bool* aSucceeded) { + *aSucceeded = false; + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (acc && acc->IsTextRole()) { + *aSucceeded = acc->RemoveFromSelection(aSelectionNum); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvScrollSubstringTo( + const uint64_t& aID, const int32_t& aStartOffset, const int32_t& aEndOffset, + const uint32_t& aScrollType) { + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (acc) { + acc->ScrollSubstringTo(aStartOffset, aEndOffset, aScrollType); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvScrollSubstringToPoint( + const uint64_t& aID, const int32_t& aStartOffset, const int32_t& aEndOffset, + const uint32_t& aCoordinateType, const int32_t& aX, const int32_t& aY) { + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (acc) { + acc->ScrollSubstringToPoint(aStartOffset, aEndOffset, aCoordinateType, aX, + aY); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvText(const uint64_t& aID, + nsString* aText) { + TextLeafAccessible* acc = IdToTextLeafAccessible(aID); + if (acc) { + *aText = acc->Text(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvReplaceText( + const uint64_t& aID, const nsAString& aText) { + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (acc && acc->IsTextRole()) { + acc->ReplaceText(aText); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvInsertText( + const uint64_t& aID, const nsAString& aText, const int32_t& aPosition, + bool* aValid) { + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (acc && acc->IsTextRole()) { + *aValid = acc->IsValidOffset(aPosition); + acc->InsertText(aText, aPosition); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvCopyText( + const uint64_t& aID, const int32_t& aStartPos, const int32_t& aEndPos, + bool* aValid) { + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (acc && acc->IsTextRole()) { + acc->CopyText(aStartPos, aEndPos); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvCutText( + const uint64_t& aID, const int32_t& aStartPos, const int32_t& aEndPos, + bool* aValid) { + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (acc && acc->IsTextRole()) { + *aValid = acc->IsValidRange(aStartPos, aEndPos); + acc->CutText(aStartPos, aEndPos); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvDeleteText( + const uint64_t& aID, const int32_t& aStartPos, const int32_t& aEndPos, + bool* aValid) { + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (acc && acc->IsTextRole()) { + *aValid = acc->IsValidRange(aStartPos, aEndPos); + acc->DeleteText(aStartPos, aEndPos); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvPasteText( + const uint64_t& aID, const int32_t& aPosition, bool* aValid) { + RefPtr<HyperTextAccessible> acc = IdToHyperTextAccessible(aID); + if (acc && acc->IsTextRole()) { + *aValid = acc->IsValidOffset(aPosition); + acc->PasteText(aPosition); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvImagePosition( + const uint64_t& aID, const uint32_t& aCoordType, + LayoutDeviceIntPoint* aRetVal) { + ImageAccessible* acc = IdToImageAccessible(aID); + if (acc) { + *aRetVal = acc->Position(aCoordType); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvImageSize( + const uint64_t& aID, LayoutDeviceIntSize* aRetVal) { + ImageAccessible* acc = IdToImageAccessible(aID); + if (acc) { + *aRetVal = acc->Size(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvStartOffset(const uint64_t& aID, + uint32_t* aRetVal, + bool* aOk) { + LocalAccessible* acc = IdToAccessibleLink(aID); + if (acc) { + *aRetVal = acc->StartOffset(); + *aOk = true; + } else { + *aRetVal = 0; + *aOk = false; + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvEndOffset(const uint64_t& aID, + uint32_t* aRetVal, + bool* aOk) { + LocalAccessible* acc = IdToAccessibleLink(aID); + if (acc) { + *aRetVal = acc->EndOffset(); + *aOk = true; + } else { + *aRetVal = 0; + *aOk = false; + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvIsLinkValid(const uint64_t& aID, + bool* aRetVal) { + LocalAccessible* acc = IdToAccessibleLink(aID); + if (acc) { + *aRetVal = acc->IsLinkValid(); + } else { + *aRetVal = false; + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvAnchorCount(const uint64_t& aID, + uint32_t* aRetVal, + bool* aOk) { + LocalAccessible* acc = IdToAccessibleLink(aID); + if (acc) { + *aRetVal = acc->AnchorCount(); + *aOk = true; + } else { + *aRetVal = 0; + *aOk = false; + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvAnchorURIAt( + const uint64_t& aID, const uint32_t& aIndex, nsCString* aURI, bool* aOk) { + LocalAccessible* acc = IdToAccessibleLink(aID); + *aOk = false; + if (acc) { + nsCOMPtr<nsIURI> uri = acc->AnchorURIAt(aIndex); + if (uri) { + uri->GetSpec(*aURI); + *aOk = true; + } + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvAnchorAt(const uint64_t& aID, + const uint32_t& aIndex, + uint64_t* aIDOfAnchor, + bool* aOk) { + *aIDOfAnchor = 0; + *aOk = false; + LocalAccessible* acc = IdToAccessibleLink(aID); + if (acc) { + LocalAccessible* anchor = acc->AnchorAt(aIndex); + if (anchor) { + *aIDOfAnchor = reinterpret_cast<uint64_t>(anchor->UniqueID()); + *aOk = true; + } + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvLinkCount(const uint64_t& aID, + uint32_t* aCount) { + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + *aCount = acc ? acc->LinkCount() : 0; + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvLinkAt(const uint64_t& aID, + const uint32_t& aIndex, + uint64_t* aIDOfLink, + bool* aOk) { + *aIDOfLink = 0; + *aOk = false; + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + if (acc) { + LocalAccessible* link = acc->LinkAt(aIndex); + if (link) { + *aIDOfLink = reinterpret_cast<uint64_t>(link->UniqueID()); + *aOk = true; + } + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvLinkIndexAtOffset( + const uint64_t& aID, const uint32_t& aOffset, int32_t* aIndex) { + HyperTextAccessible* acc = IdToHyperTextAccessible(aID); + *aIndex = acc ? acc->LinkIndexAtOffset(aOffset) : -1; + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableOfACell( + const uint64_t& aID, uint64_t* aTableID, bool* aOk) { + *aTableID = 0; + *aOk = false; + TableCellAccessible* acc = IdToTableCellAccessible(aID); + if (acc) { + TableAccessible* table = acc->Table(); + if (table) { + *aTableID = reinterpret_cast<uint64_t>(table->AsAccessible()->UniqueID()); + *aOk = true; + } + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvColIdx(const uint64_t& aID, + uint32_t* aIndex) { + *aIndex = 0; + TableCellAccessible* acc = IdToTableCellAccessible(aID); + if (acc) { + *aIndex = acc->ColIdx(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvRowIdx(const uint64_t& aID, + uint32_t* aIndex) { + *aIndex = 0; + TableCellAccessible* acc = IdToTableCellAccessible(aID); + if (acc) { + *aIndex = acc->RowIdx(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvGetPosition(const uint64_t& aID, + uint32_t* aRowIdx, + uint32_t* aColIdx) { + *aColIdx = 0; + *aRowIdx = 0; + TableCellAccessible* acc = IdToTableCellAccessible(aID); + if (acc) { + *aColIdx = acc->ColIdx(); + *aRowIdx = acc->RowIdx(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvGetColRowExtents( + const uint64_t& aID, uint32_t* aColIdx, uint32_t* aRowIdx, + uint32_t* aColExtent, uint32_t* aRowExtent) { + *aColIdx = 0; + *aRowIdx = 0; + *aColExtent = 0; + *aRowExtent = 0; + TableCellAccessible* acc = IdToTableCellAccessible(aID); + if (acc) { + *aColIdx = acc->ColIdx(); + *aRowIdx = acc->RowIdx(); + *aColExtent = acc->ColExtent(); + *aRowExtent = acc->RowExtent(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvColExtent(const uint64_t& aID, + uint32_t* aExtent) { + *aExtent = 0; + TableCellAccessible* acc = IdToTableCellAccessible(aID); + if (acc) { + *aExtent = acc->ColExtent(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvRowExtent(const uint64_t& aID, + uint32_t* aExtent) { + *aExtent = 0; + TableCellAccessible* acc = IdToTableCellAccessible(aID); + if (acc) { + *aExtent = acc->RowExtent(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvColHeaderCells( + const uint64_t& aID, nsTArray<uint64_t>* aCells) { + TableCellAccessible* acc = IdToTableCellAccessible(aID); + if (acc) { + AutoTArray<Accessible*, 10> headerCells; + acc->ColHeaderCells(&headerCells); + aCells->SetCapacity(headerCells.Length()); + for (Accessible* header : headerCells) { + aCells->AppendElement(header->ID()); + } + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvRowHeaderCells( + const uint64_t& aID, nsTArray<uint64_t>* aCells) { + TableCellAccessible* acc = IdToTableCellAccessible(aID); + if (acc) { + AutoTArray<Accessible*, 10> headerCells; + acc->RowHeaderCells(&headerCells); + aCells->SetCapacity(headerCells.Length()); + for (Accessible* header : headerCells) { + aCells->AppendElement(header->ID()); + } + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvIsCellSelected( + const uint64_t& aID, bool* aSelected) { + TableCellAccessible* acc = IdToTableCellAccessible(aID); + *aSelected = acc && acc->Selected(); + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableCaption( + const uint64_t& aID, uint64_t* aCaptionID, bool* aOk) { + *aCaptionID = 0; + *aOk = false; + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + LocalAccessible* caption = acc->Caption(); + if (caption) { + *aCaptionID = reinterpret_cast<uint64_t>(caption->UniqueID()); + *aOk = true; + } + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableSummary( + const uint64_t& aID, nsString* aSummary) { + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + acc->Summary(*aSummary); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableColumnCount( + const uint64_t& aID, uint32_t* aColCount) { + *aColCount = 0; + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + *aColCount = acc->ColCount(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableRowCount( + const uint64_t& aID, uint32_t* aRowCount) { + *aRowCount = 0; + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + *aRowCount = acc->RowCount(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableCellAt( + const uint64_t& aID, const uint32_t& aRow, const uint32_t& aCol, + uint64_t* aCellID, bool* aOk) { + *aCellID = 0; + *aOk = false; + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + LocalAccessible* cell = acc->CellAt(aRow, aCol); + if (cell) { + *aCellID = reinterpret_cast<uint64_t>(cell->UniqueID()); + *aOk = true; + } + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableCellIndexAt( + const uint64_t& aID, const uint32_t& aRow, const uint32_t& aCol, + int32_t* aIndex) { + *aIndex = -1; + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + *aIndex = acc->CellIndexAt(aRow, aCol); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableColumnIndexAt( + const uint64_t& aID, const uint32_t& aCellIndex, int32_t* aCol) { + *aCol = -1; + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + *aCol = acc->ColIndexAt(aCellIndex); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableRowIndexAt( + const uint64_t& aID, const uint32_t& aCellIndex, int32_t* aRow) { + *aRow = -1; + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + *aRow = acc->RowIndexAt(aCellIndex); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableRowAndColumnIndicesAt( + const uint64_t& aID, const uint32_t& aCellIndex, int32_t* aRow, + int32_t* aCol) { + *aRow = -1; + *aCol = -1; + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + acc->RowAndColIndicesAt(aCellIndex, aRow, aCol); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableColumnExtentAt( + const uint64_t& aID, const uint32_t& aRow, const uint32_t& aCol, + uint32_t* aExtent) { + *aExtent = 0; + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + *aExtent = acc->ColExtentAt(aRow, aCol); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableRowExtentAt( + const uint64_t& aID, const uint32_t& aRow, const uint32_t& aCol, + uint32_t* aExtent) { + *aExtent = 0; + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + *aExtent = acc->RowExtentAt(aRow, aCol); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableColumnDescription( + const uint64_t& aID, const uint32_t& aCol, nsString* aDescription) { + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + acc->ColDescription(aCol, *aDescription); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableRowDescription( + const uint64_t& aID, const uint32_t& aRow, nsString* aDescription) { + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + acc->RowDescription(aRow, *aDescription); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableColumnSelected( + const uint64_t& aID, const uint32_t& aCol, bool* aSelected) { + *aSelected = false; + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + *aSelected = acc->IsColSelected(aCol); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableRowSelected( + const uint64_t& aID, const uint32_t& aRow, bool* aSelected) { + *aSelected = false; + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + *aSelected = acc->IsRowSelected(aRow); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableCellSelected( + const uint64_t& aID, const uint32_t& aRow, const uint32_t& aCol, + bool* aSelected) { + *aSelected = false; + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + *aSelected = acc->IsCellSelected(aRow, aCol); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableSelectedCellCount( + const uint64_t& aID, uint32_t* aSelectedCells) { + *aSelectedCells = 0; + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + *aSelectedCells = acc->SelectedCellCount(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableSelectedColumnCount( + const uint64_t& aID, uint32_t* aSelectedColumns) { + *aSelectedColumns = 0; + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + *aSelectedColumns = acc->SelectedColCount(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableSelectedRowCount( + const uint64_t& aID, uint32_t* aSelectedRows) { + *aSelectedRows = 0; + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + *aSelectedRows = acc->SelectedRowCount(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableSelectedCells( + const uint64_t& aID, nsTArray<uint64_t>* aCellIDs) { + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + AutoTArray<Accessible*, 30> cells; + acc->SelectedCells(&cells); + aCellIDs->SetCapacity(cells.Length()); + for (Accessible* cell : cells) { + aCellIDs->AppendElement(cell->ID()); + } + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableSelectedCellIndices( + const uint64_t& aID, nsTArray<uint32_t>* aCellIndices) { + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + acc->SelectedCellIndices(aCellIndices); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableSelectedColumnIndices( + const uint64_t& aID, nsTArray<uint32_t>* aColumnIndices) { + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + acc->SelectedColIndices(aColumnIndices); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableSelectedRowIndices( + const uint64_t& aID, nsTArray<uint32_t>* aRowIndices) { + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + acc->SelectedRowIndices(aRowIndices); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableSelectColumn( + const uint64_t& aID, const uint32_t& aCol) { + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + acc->SelectCol(aCol); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableSelectRow( + const uint64_t& aID, const uint32_t& aRow) { + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + acc->SelectRow(aRow); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableUnselectColumn( + const uint64_t& aID, const uint32_t& aCol) { + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + acc->UnselectCol(aCol); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableUnselectRow( + const uint64_t& aID, const uint32_t& aRow) { + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + acc->UnselectRow(aRow); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTableIsProbablyForLayout( + const uint64_t& aID, bool* aForLayout) { + *aForLayout = false; + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + *aForLayout = acc->IsProbablyLayoutTable(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvAtkTableColumnHeader( + const uint64_t& aID, const int32_t& aCol, uint64_t* aHeader, bool* aOk) { + *aHeader = 0; + *aOk = false; + +#ifdef MOZ_ACCESSIBILITY_ATK + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + Accessible* header = AccessibleWrap::GetColumnHeader(acc, aCol); + if (header) { + *aHeader = header->ID(); + *aOk = true; + } + } +#endif + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvAtkTableRowHeader( + const uint64_t& aID, const int32_t& aRow, uint64_t* aHeader, bool* aOk) { + *aHeader = 0; + *aOk = false; + +#ifdef MOZ_ACCESSIBILITY_ATK + TableAccessible* acc = IdToTableAccessible(aID); + if (acc) { + Accessible* header = AccessibleWrap::GetRowHeader(acc, aRow); + if (header) { + *aHeader = header->ID(); + *aOk = true; + } + } +#endif + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvSelectedItems( + const uint64_t& aID, nsTArray<uint64_t>* aSelectedItemIDs) { + LocalAccessible* acc = IdToAccessibleSelect(aID); + if (acc) { + AutoTArray<Accessible*, 10> selectedItems; + acc->SelectedItems(&selectedItems); + aSelectedItemIDs->SetCapacity(selectedItems.Length()); + for (Accessible* item : selectedItems) { + aSelectedItemIDs->AppendElement( + reinterpret_cast<uint64_t>(item->AsLocal()->UniqueID())); + } + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvSelectedItemCount( + const uint64_t& aID, uint32_t* aCount) { + *aCount = 0; + LocalAccessible* acc = IdToAccessibleSelect(aID); + if (acc) { + *aCount = acc->SelectedItemCount(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvGetSelectedItem( + const uint64_t& aID, const uint32_t& aIndex, uint64_t* aSelected, + bool* aOk) { + LocalAccessible* acc = IdToAccessibleSelect(aID); + if (acc) { + Accessible* selected = acc->GetSelectedItem(aIndex); + *aSelected = reinterpret_cast<uint64_t>(selected->AsLocal()->UniqueID()); + } + + *aOk = !!acc; + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvIsItemSelected( + const uint64_t& aID, const uint32_t& aIndex, bool* aSelected) { + *aSelected = false; + LocalAccessible* acc = IdToAccessibleSelect(aID); + if (acc) { + *aSelected = acc->IsItemSelected(aIndex); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvAddItemToSelection( + const uint64_t& aID, const uint32_t& aIndex, bool* aSuccess) { + *aSuccess = false; + LocalAccessible* acc = IdToAccessibleSelect(aID); + if (acc) { + *aSuccess = acc->AddItemToSelection(aIndex); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvRemoveItemFromSelection( + const uint64_t& aID, const uint32_t& aIndex, bool* aSuccess) { + *aSuccess = false; + LocalAccessible* acc = IdToAccessibleSelect(aID); + if (acc) { + *aSuccess = acc->RemoveItemFromSelection(aIndex); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvSelectAll(const uint64_t& aID, + bool* aSuccess) { + *aSuccess = false; + LocalAccessible* acc = IdToAccessibleSelect(aID); + if (acc) { + *aSuccess = acc->SelectAll(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvUnselectAll(const uint64_t& aID, + bool* aSuccess) { + *aSuccess = false; + LocalAccessible* acc = IdToAccessibleSelect(aID); + if (acc) { + *aSuccess = acc->UnselectAll(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvDoAction(const uint64_t& aID, + const uint8_t& aIndex, + bool* aSuccess) { + *aSuccess = false; + LocalAccessible* acc = IdToAccessible(aID); + if (acc) { + *aSuccess = acc->DoAction(aIndex); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvActionCount(const uint64_t& aID, + uint8_t* aCount) { + *aCount = 0; + LocalAccessible* acc = IdToAccessible(aID); + if (acc) { + *aCount = acc->ActionCount(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvActionNameAt( + const uint64_t& aID, const uint8_t& aIndex, nsString* aName) { + LocalAccessible* acc = IdToAccessible(aID); + if (acc) { + acc->ActionNameAt(aIndex, *aName); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvAccessKey( + const uint64_t& aID, uint32_t* aKey, uint32_t* aModifierMask) { + *aKey = 0; + *aModifierMask = 0; + LocalAccessible* acc = IdToAccessible(aID); + if (acc) { + KeyBinding kb = acc->AccessKey(); + *aKey = kb.Key(); + *aModifierMask = kb.ModifierMask(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvAtkKeyBinding( + const uint64_t& aID, nsString* aResult) { +#ifdef MOZ_ACCESSIBILITY_ATK + LocalAccessible* acc = IdToAccessible(aID); + if (acc) { + AccessibleWrap::GetKeyBinding(acc, *aResult); + } +#endif + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvCurValue(const uint64_t& aID, + double* aValue) { + *aValue = UnspecifiedNaN<double>(); + LocalAccessible* acc = IdToAccessible(aID); + if (acc) { + *aValue = acc->CurValue(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvSetCurValue( + const uint64_t& aID, const double& aValue, bool* aRetVal) { + *aRetVal = false; + LocalAccessible* acc = IdToAccessible(aID); + if (acc) { + *aRetVal = acc->SetCurValue(aValue); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvMinValue(const uint64_t& aID, + double* aValue) { + *aValue = UnspecifiedNaN<double>(); + LocalAccessible* acc = IdToAccessible(aID); + if (acc) { + *aValue = acc->MinValue(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvMaxValue(const uint64_t& aID, + double* aValue) { + *aValue = UnspecifiedNaN<double>(); + LocalAccessible* acc = IdToAccessible(aID); + if (acc) { + *aValue = acc->MaxValue(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvStep(const uint64_t& aID, + double* aStep) { + *aStep = UnspecifiedNaN<double>(); + LocalAccessible* acc = IdToAccessible(aID); + if (acc) { + *aStep = acc->Step(); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvLanguage(const uint64_t& aID, + nsString* aLocale) { + LocalAccessible* acc = IdToAccessible(aID); + if (acc) { + acc->Language(*aLocale); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvDocType(const uint64_t& aID, + nsString* aType) { + LocalAccessible* acc = IdToAccessible(aID); + if (acc && acc->IsDoc()) { + acc->AsDoc()->DocType(*aType); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvTitle(const uint64_t& aID, + nsString* aTitle) { + LocalAccessible* acc = IdToAccessible(aID); + if (acc) { + mozilla::ErrorResult rv; + acc->GetContent()->GetTextContent(*aTitle, rv); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvMimeType(const uint64_t& aID, + nsString* aMime) { + LocalAccessible* acc = IdToAccessible(aID); + if (acc && acc->IsDoc()) { + acc->AsDoc()->MimeType(*aMime); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvURLDocTypeMimeType( + const uint64_t& aID, nsString* aURL, nsString* aDocType, + nsString* aMimeType) { + LocalAccessible* acc = IdToAccessible(aID); + if (acc && acc->IsDoc()) { + DocAccessible* doc = acc->AsDoc(); + doc->URL(*aURL); + doc->DocType(*aDocType); + doc->MimeType(*aMimeType); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvChildAtPoint( + const uint64_t& aID, const int32_t& aX, const int32_t& aY, + const uint32_t& aWhich, PDocAccessibleChild** aResultDoc, + uint64_t* aResultID) { + *aResultDoc = nullptr; + *aResultID = 0; + LocalAccessible* acc = IdToAccessible(aID); + if (acc && !acc->IsDefunct()) { + int32_t x = aX; + int32_t y = aY; + LocalAccessible* result = acc->LocalChildAtPoint( + x, y, static_cast<LocalAccessible::EWhichChildAtPoint>(aWhich)); + if (result) { + // LocalAccessible::ChildAtPoint can return a LocalAccessible from a + // descendant document. + DocAccessibleChild* resultDoc = result->Document()->IPCDoc(); + // We've sent the constructor for this document to the parent process. + // However, because the constructor is async, the parent process might + // get the result of this (sync) method before it runs the constructor. + // If we send this document in this case, the parent process will crash. + // Therefore, we only do this if the parent process has explicitly told + // us that the document has been constructed there. + if (resultDoc && resultDoc->IsConstructedInParentProcess()) { + *aResultDoc = resultDoc; + *aResultID = result->IsDoc() + ? 0 + : reinterpret_cast<uint64_t>(result->UniqueID()); + } + } + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvExtents( + const uint64_t& aID, const bool& aNeedsScreenCoords, int32_t* aX, + int32_t* aY, int32_t* aWidth, int32_t* aHeight) { + *aX = 0; + *aY = 0; + *aWidth = 0; + *aHeight = 0; + LocalAccessible* acc = IdToAccessible(aID); + if (acc && !acc->IsDefunct()) { + LayoutDeviceIntRect screenRect = acc->Bounds(); + if (!screenRect.IsEmpty()) { + if (aNeedsScreenCoords) { + LayoutDeviceIntPoint winCoords = + nsAccUtils::GetScreenCoordsForWindow(acc); + screenRect.x -= winCoords.x; + screenRect.y -= winCoords.y; + } + + *aWidth = screenRect.width; + *aHeight = screenRect.height; + } + // We should always report the position of our acc, even if + // the returned screenRect is empty. + *aX = screenRect.x; + *aY = screenRect.y; + } + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvExtentsInCSSPixels( + const uint64_t& aID, int32_t* aX, int32_t* aY, int32_t* aWidth, + int32_t* aHeight) { + *aX = 0; + *aY = 0; + *aWidth = 0; + *aHeight = 0; + LocalAccessible* acc = IdToAccessible(aID); + if (acc && !acc->IsDefunct()) { + nsIntRect screenRect = acc->BoundsInCSSPixels(); + if (!screenRect.IsEmpty()) { + *aWidth = screenRect.width; + *aHeight = screenRect.height; + } + // We should always report the position of our acc, even if + // the returned screenRect is empty. + *aX = screenRect.x; + *aY = screenRect.y; + } + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvDOMNodeID( + const uint64_t& aID, nsString* aDOMNodeID) { + LocalAccessible* acc = IdToAccessible(aID); + if (!acc) { + return IPC_OK(); + } + + nsIContent* content = acc->GetContent(); + if (!content) { + return IPC_OK(); + } + + nsAtom* id = content->GetID(); + if (id) { + id->ToString(*aDOMNodeID); + } + + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvConstructedInParentProcess() { + SetConstructedInParentProcess(); + return IPC_OK(); +} + +mozilla::ipc::IPCResult DocAccessibleChild::RecvRestoreFocus() { + FocusMgr()->ForceFocusEvent(); + return IPC_OK(); +} + +bool DocAccessibleChild::DeallocPDocAccessiblePlatformExtChild( + PDocAccessiblePlatformExtChild* aActor) { + delete aActor; + return true; +} + +PDocAccessiblePlatformExtChild* +DocAccessibleChild::AllocPDocAccessiblePlatformExtChild() { + return new DocAccessiblePlatformExtChild(); +} + +DocAccessiblePlatformExtChild* DocAccessibleChild::GetPlatformExtension() { + return static_cast<DocAccessiblePlatformExtChild*>( + SingleManagedOrNull(ManagedPDocAccessiblePlatformExtChild())); +} + +} // namespace a11y +} // namespace mozilla |