gecko-dev/accessible/ipc/DocAccessibleChild.cpp

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C++

/* -*- 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 "Accessible-inl.h"
#include "ProxyAccessible.h"
#include "Relation.h"
#include "HyperTextAccessible-inl.h"
#include "ImageAccessible.h"
#include "TableAccessible.h"
#include "TableCellAccessible.h"
#include "nsIPersistentProperties2.h"
#include "nsISimpleEnumerator.h"
#include "nsAccUtils.h"
namespace mozilla {
namespace a11y {
static uint32_t
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->IsTableCell())
interfaces |= Interfaces::TABLECELL;
if (aAcc->IsDoc())
interfaces |= Interfaces::DOCUMENT;
return interfaces;
}
static void
SerializeTree(Accessible* aRoot, nsTArray<AccessibleData>& aTree)
{
uint64_t id = reinterpret_cast<uint64_t>(aRoot->UniqueID());
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.
if (childCount == 1 && aRoot->GetChildAt(0)->IsDoc())
childCount = 0;
aTree.AppendElement(AccessibleData(id, role, childCount, interfaces));
for (uint32_t i = 0; i < childCount; i++)
SerializeTree(aRoot->GetChildAt(i), aTree);
}
Accessible*
DocAccessibleChild::IdToAccessible(const uint64_t& aID) const
{
if (!aID)
return mDoc;
return mDoc->GetAccessibleByUniqueID(reinterpret_cast<void*>(aID));
}
Accessible*
DocAccessibleChild::IdToAccessibleLink(const uint64_t& aID) const
{
Accessible* acc = IdToAccessible(aID);
return acc && acc->IsLink() ? acc : nullptr;
}
Accessible*
DocAccessibleChild::IdToAccessibleSelect(const uint64_t& aID) const
{
Accessible* acc = IdToAccessible(aID);
return acc && acc->IsSelect() ? acc : nullptr;
}
HyperTextAccessible*
DocAccessibleChild::IdToHyperTextAccessible(const uint64_t& aID) const
{
Accessible* acc = IdToAccessible(aID);
return acc && acc->IsHyperText() ? acc->AsHyperText() : nullptr;
}
ImageAccessible*
DocAccessibleChild::IdToImageAccessible(const uint64_t& aID) const
{
Accessible* acc = IdToAccessible(aID);
return (acc && acc->IsImage()) ? acc->AsImage() : nullptr;
}
TableCellAccessible*
DocAccessibleChild::IdToTableCellAccessible(const uint64_t& aID) const
{
Accessible* acc = IdToAccessible(aID);
return (acc && acc->IsTableCell()) ? acc->AsTableCell() : nullptr;
}
TableAccessible*
DocAccessibleChild::IdToTableAccessible(const uint64_t& aID) const
{
Accessible* acc = IdToAccessible(aID);
return (acc && acc->IsTable()) ? acc->AsTable() : nullptr;
}
void
DocAccessibleChild::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());
SendShowEvent(data);
}
bool
DocAccessibleChild::RecvState(const uint64_t& aID, uint64_t* aState)
{
Accessible* acc = IdToAccessible(aID);
if (!acc) {
*aState = states::DEFUNCT;
return true;
}
*aState = acc->State();
return true;
}
bool
DocAccessibleChild::RecvName(const uint64_t& aID, nsString* aName)
{
Accessible* acc = IdToAccessible(aID);
if (!acc)
return true;
acc->Name(*aName);
return true;
}
bool
DocAccessibleChild::RecvValue(const uint64_t& aID, nsString* aValue)
{
Accessible* acc = IdToAccessible(aID);
if (!acc) {
return true;
}
acc->Value(*aValue);
return true;
}
bool
DocAccessibleChild::RecvDescription(const uint64_t& aID, nsString* aDesc)
{
Accessible* acc = IdToAccessible(aID);
if (!acc)
return true;
acc->Description(*aDesc);
return true;
}
bool
DocAccessibleChild::RecvAttributes(const uint64_t& aID, nsTArray<Attribute>* aAttributes)
{
Accessible* acc = IdToAccessible(aID);
if (!acc)
return true;
nsCOMPtr<nsIPersistentProperties> props = acc->Attributes();
return PersistentPropertiesToArray(props, aAttributes);
}
bool
DocAccessibleChild::PersistentPropertiesToArray(nsIPersistentProperties* aProps,
nsTArray<Attribute>* aAttributes)
{
if (!aProps) {
return true;
}
nsCOMPtr<nsISimpleEnumerator> propEnum;
nsresult rv = aProps->Enumerate(getter_AddRefs(propEnum));
NS_ENSURE_SUCCESS(rv, false);
bool hasMore;
while (NS_SUCCEEDED(propEnum->HasMoreElements(&hasMore)) && hasMore) {
nsCOMPtr<nsISupports> sup;
rv = propEnum->GetNext(getter_AddRefs(sup));
NS_ENSURE_SUCCESS(rv, false);
nsCOMPtr<nsIPropertyElement> propElem(do_QueryInterface(sup));
NS_ENSURE_TRUE(propElem, false);
nsAutoCString name;
rv = propElem->GetKey(name);
NS_ENSURE_SUCCESS(rv, false);
nsAutoString value;
rv = propElem->GetValue(value);
NS_ENSURE_SUCCESS(rv, false);
aAttributes->AppendElement(Attribute(name, value));
}
return true;
}
bool
DocAccessibleChild::RecvRelationByType(const uint64_t& aID,
const uint32_t& aType,
nsTArray<uint64_t>* aTargets)
{
Accessible* acc = mDoc->GetAccessibleByUniqueID((void*)aID);
if (!acc)
return true;
auto type = static_cast<RelationType>(aType);
Relation rel = acc->RelationByType(type);
while (Accessible* target = rel.Next())
aTargets->AppendElement(reinterpret_cast<uintptr_t>(target));
return true;
}
static void
AddRelation(Accessible* aAcc, RelationType aType,
nsTArray<RelationTargets>* aTargets)
{
Relation rel = aAcc->RelationByType(aType);
nsTArray<uint64_t> targets;
while (Accessible* target = rel.Next())
targets.AppendElement(reinterpret_cast<uintptr_t>(target));
if (!targets.IsEmpty()) {
RelationTargets* newRelation =
aTargets->AppendElement(RelationTargets(static_cast<uint32_t>(aType),
nsTArray<uint64_t>()));
newRelation->Targets().SwapElements(targets);
}
}
bool
DocAccessibleChild::RecvRelations(const uint64_t& aID,
nsTArray<RelationTargets>* aRelations)
{
Accessible* acc = mDoc->GetAccessibleByUniqueID((void*)aID);
if (!acc)
return true;
#define RELATIONTYPE(gecko, s, a, m, i) AddRelation(acc, RelationType::gecko, aRelations);
#include "RelationTypeMap.h"
#undef RELATIONTYPE
return true;
}
bool
DocAccessibleChild::RecvCaretOffset(const uint64_t& aID, int32_t* aOffset)
{
HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
*aOffset = acc && acc->IsTextRole() ? acc->CaretOffset() : 0;
return true;
}
bool
DocAccessibleChild::RecvSetCaretOffset(const uint64_t& aID,
const int32_t& aOffset,
bool* aRetVal)
{
HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
*aRetVal = false;
if (acc && acc->IsTextRole() && acc->IsValidOffset(aOffset)) {
*aRetVal = true;
acc->SetCaretOffset(aOffset);
}
return true;
}
bool
DocAccessibleChild::RecvCharacterCount(const uint64_t& aID, int32_t* aCount)
{
HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
*aCount = acc ? acc->CharacterCount() : 0;
return true;
}
bool
DocAccessibleChild::RecvSelectionCount(const uint64_t& aID, int32_t* aCount)
{
HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
*aCount = acc ? acc->SelectionCount() : 0;
return true;
}
bool
DocAccessibleChild::RecvTextSubstring(const uint64_t& aID,
const int32_t& aStartOffset,
const int32_t& aEndOffset,
nsString* aText, bool* aValid)
{
HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
if (!acc) {
return true;
}
*aValid = acc->IsValidRange(aStartOffset, aEndOffset);
acc->TextSubstring(aStartOffset, aEndOffset, *aText);
return true;
}
bool
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 true;
}
bool
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 true;
}
bool
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 true;
}
bool
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 true;
}
bool
DocAccessibleChild::RecvTextAttributes(const uint64_t& aID,
const bool& aIncludeDefAttrs,
const int32_t& aOffset,
nsTArray<Attribute>* aAttributes,
int32_t* aStartOffset,
int32_t* aEndOffset)
{
HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
if (!acc || !acc->IsTextRole()) {
return true;
}
nsCOMPtr<nsIPersistentProperties> props =
acc->TextAttributes(aIncludeDefAttrs, aOffset, aStartOffset, aEndOffset);
return PersistentPropertiesToArray(props, aAttributes);
}
bool
DocAccessibleChild::RecvDefaultTextAttributes(const uint64_t& aID,
nsTArray<Attribute> *aAttributes)
{
HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
if (!acc || !acc->IsTextRole()) {
return true;
}
nsCOMPtr<nsIPersistentProperties> props = acc->DefaultTextAttributes();
return PersistentPropertiesToArray(props, aAttributes);
}
bool
DocAccessibleChild::RecvTextBounds(const uint64_t& aID,
const int32_t& aStartOffset,
const int32_t& aEndOffset,
const uint32_t& aCoordType,
nsIntRect* aRetVal)
{
HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
if (acc && acc->IsTextRole()) {
*aRetVal = acc->TextBounds(aStartOffset, aEndOffset, aCoordType);
}
return true;
}
bool
DocAccessibleChild::RecvCharBounds(const uint64_t& aID,
const int32_t& aOffset,
const uint32_t& aCoordType,
nsIntRect* aRetVal)
{
HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
if (acc && acc->IsTextRole()) {
*aRetVal = acc->CharBounds(aOffset, aCoordType);
}
return true;
}
bool
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 true;
}
bool
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 true;
}
bool
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 true;
}
bool
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 true;
}
bool
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 true;
}
bool
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 true;
}
bool
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 true;
}
bool
DocAccessibleChild::RecvReplaceText(const uint64_t& aID,
const nsString& aText)
{
HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
if (acc && acc->IsTextRole()) {
acc->ReplaceText(aText);
}
return true;
}
bool
DocAccessibleChild::RecvInsertText(const uint64_t& aID,
const nsString& aText,
const int32_t& aPosition, bool* aValid)
{
HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
if (acc && acc->IsTextRole()) {
*aValid = acc->IsValidOffset(aPosition);
acc->InsertText(aText, aPosition);
}
return true;
}
bool
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 true;
}
bool
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 true;
}
bool
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 true;
}
bool
DocAccessibleChild::RecvPasteText(const uint64_t& aID,
const int32_t& aPosition, bool* aValid)
{
HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
if (acc && acc->IsTextRole()) {
*aValid = acc->IsValidOffset(aPosition);
acc->PasteText(aPosition);
}
return true;
}
bool
DocAccessibleChild::RecvImagePosition(const uint64_t& aID,
const uint32_t& aCoordType,
nsIntPoint* aRetVal)
{
ImageAccessible* acc = IdToImageAccessible(aID);
if (acc) {
*aRetVal = acc->Position(aCoordType);
}
return true;
}
bool
DocAccessibleChild::RecvImageSize(const uint64_t& aID,
nsIntSize* aRetVal)
{
ImageAccessible* acc = IdToImageAccessible(aID);
if (acc) {
*aRetVal = acc->Size();
}
return true;
}
bool
DocAccessibleChild::RecvStartOffset(const uint64_t& aID,
uint32_t* aRetVal,
bool* aOk)
{
Accessible* acc = IdToAccessibleLink(aID);
if (acc) {
*aRetVal = acc->StartOffset();
*aOk = true;
} else {
*aRetVal = 0;
*aOk = false;
}
return true;
}
bool
DocAccessibleChild::RecvEndOffset(const uint64_t& aID,
uint32_t* aRetVal,
bool* aOk)
{
Accessible* acc = IdToAccessibleLink(aID);
if (acc) {
*aRetVal = acc->EndOffset();
*aOk = true;
} else {
*aRetVal = 0;
*aOk = false;
}
return true;
}
bool
DocAccessibleChild::RecvIsLinkValid(const uint64_t& aID,
bool* aRetVal)
{
Accessible* acc = IdToAccessibleLink(aID);
if (acc) {
*aRetVal = acc->IsLinkValid();
} else {
*aRetVal = false;
}
return true;
}
bool
DocAccessibleChild::RecvAnchorCount(const uint64_t& aID,
uint32_t* aRetVal,
bool* aOk)
{
Accessible* acc = IdToAccessibleLink(aID);
if (acc) {
*aRetVal = acc->AnchorCount();
*aOk = true;
} else {
*aRetVal = 0;
*aOk = false;
}
return true;
}
bool
DocAccessibleChild::RecvAnchorURIAt(const uint64_t& aID,
const uint32_t& aIndex,
nsCString* aURI,
bool* aOk)
{
Accessible* acc = IdToAccessibleLink(aID);
*aOk = false;
if (acc) {
nsCOMPtr<nsIURI> uri = acc->AnchorURIAt(aIndex);
if (uri) {
uri->GetSpec(*aURI);
*aOk = true;
}
}
return true;
}
bool
DocAccessibleChild::RecvAnchorAt(const uint64_t& aID,
const uint32_t& aIndex,
uint64_t* aIDOfAnchor,
bool* aOk)
{
*aIDOfAnchor = 0;
*aOk = false;
Accessible* acc = IdToAccessibleLink(aID);
if (acc) {
Accessible* anchor = acc->AnchorAt(aIndex);
if (anchor) {
*aIDOfAnchor = reinterpret_cast<uint64_t>(anchor->UniqueID());
*aOk = true;
}
}
return true;
}
bool
DocAccessibleChild::RecvLinkCount(const uint64_t& aID,
uint32_t* aCount)
{
HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
*aCount = acc ? acc->LinkCount() : 0;
return true;
}
bool
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) {
Accessible* link = acc->LinkAt(aIndex);
if (link) {
*aIDOfLink = reinterpret_cast<uint64_t>(link->UniqueID());
*aOk = true;
}
}
return true;
}
bool
DocAccessibleChild::RecvLinkIndexOf(const uint64_t& aID,
const uint64_t& aLinkID,
int32_t* aIndex)
{
HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
Accessible* link = IdToAccessible(aLinkID);
*aIndex = -1;
if (acc && link) {
*aIndex = acc->LinkIndexOf(link);
}
return true;
}
bool
DocAccessibleChild::RecvLinkIndexAtOffset(const uint64_t& aID,
const uint32_t& aOffset,
int32_t* aIndex)
{
HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
*aIndex = acc ? acc->LinkIndexAtOffset(aOffset) : -1;
return true;
}
bool
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 true;
}
bool
DocAccessibleChild::RecvColIdx(const uint64_t& aID,
uint32_t* aIndex)
{
*aIndex = 0;
TableCellAccessible* acc = IdToTableCellAccessible(aID);
if (acc) {
*aIndex = acc->ColIdx();
}
return true;
}
bool
DocAccessibleChild::RecvRowIdx(const uint64_t& aID,
uint32_t* aIndex)
{
*aIndex = 0;
TableCellAccessible* acc = IdToTableCellAccessible(aID);
if (acc) {
*aIndex = acc->RowIdx();
}
return true;
}
bool
DocAccessibleChild::RecvColExtent(const uint64_t& aID,
uint32_t* aExtent)
{
*aExtent = 0;
TableCellAccessible* acc = IdToTableCellAccessible(aID);
if (acc) {
*aExtent = acc->ColExtent();
}
return true;
}
bool
DocAccessibleChild::RecvRowExtent(const uint64_t& aID,
uint32_t* aExtent)
{
*aExtent = 0;
TableCellAccessible* acc = IdToTableCellAccessible(aID);
if (acc) {
*aExtent = acc->RowExtent();
}
return true;
}
bool
DocAccessibleChild::RecvColHeaderCells(const uint64_t& aID,
nsTArray<uint64_t>* aCells)
{
TableCellAccessible* acc = IdToTableCellAccessible(aID);
if (acc) {
nsAutoTArray<Accessible*, 10> headerCells;
acc->ColHeaderCells(&headerCells);
aCells->SetCapacity(headerCells.Length());
for (uint32_t i = 0; i < headerCells.Length(); ++i) {
aCells->AppendElement(
reinterpret_cast<uint64_t>(headerCells[i]->UniqueID()));
}
}
return true;
}
bool
DocAccessibleChild::RecvRowHeaderCells(const uint64_t& aID,
nsTArray<uint64_t>* aCells)
{
TableCellAccessible* acc = IdToTableCellAccessible(aID);
if (acc) {
nsAutoTArray<Accessible*, 10> headerCells;
acc->RowHeaderCells(&headerCells);
aCells->SetCapacity(headerCells.Length());
for (uint32_t i = 0; i < headerCells.Length(); ++i) {
aCells->AppendElement(
reinterpret_cast<uint64_t>(headerCells[i]->UniqueID()));
}
}
return true;
}
bool
DocAccessibleChild::RecvIsCellSelected(const uint64_t& aID,
bool* aSelected)
{
TableCellAccessible* acc = IdToTableCellAccessible(aID);
*aSelected = acc && acc->Selected();
return true;
}
bool
DocAccessibleChild::RecvTableCaption(const uint64_t& aID,
uint64_t* aCaptionID,
bool* aOk)
{
*aCaptionID = 0;
*aOk = false;
TableAccessible* acc = IdToTableAccessible(aID);
if (acc) {
Accessible* caption = acc->Caption();
if (caption) {
*aCaptionID = reinterpret_cast<uint64_t>(caption->UniqueID());
*aOk = true;
}
}
return true;
}
bool
DocAccessibleChild::RecvTableSummary(const uint64_t& aID,
nsString* aSummary)
{
TableAccessible* acc = IdToTableAccessible(aID);
if (acc) {
acc->Summary(*aSummary);
}
return true;
}
bool
DocAccessibleChild::RecvTableColumnCount(const uint64_t& aID,
uint32_t* aColCount)
{
*aColCount = 0;
TableAccessible* acc = IdToTableAccessible(aID);
if (acc) {
*aColCount = acc->ColCount();
}
return true;
}
bool
DocAccessibleChild::RecvTableRowCount(const uint64_t& aID,
uint32_t* aRowCount)
{
*aRowCount = 0;
TableAccessible* acc = IdToTableAccessible(aID);
if (acc) {
*aRowCount = acc->RowCount();
}
return true;
}
bool
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) {
Accessible* cell = acc->CellAt(aRow, aCol);
if (cell) {
*aCellID = reinterpret_cast<uint64_t>(cell->UniqueID());
*aOk = true;
}
}
return true;
}
bool
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 true;
}
bool
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 true;
}
bool
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 true;
}
bool
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 true;
}
bool
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 true;
}
bool
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 true;
}
bool
DocAccessibleChild::RecvTableColumnDescription(const uint64_t& aID,
const uint32_t& aCol,
nsString* aDescription)
{
TableAccessible* acc = IdToTableAccessible(aID);
if (acc) {
acc->ColDescription(aCol, *aDescription);
}
return true;
}
bool
DocAccessibleChild::RecvTableRowDescription(const uint64_t& aID,
const uint32_t& aRow,
nsString* aDescription)
{
TableAccessible* acc = IdToTableAccessible(aID);
if (acc) {
acc->RowDescription(aRow, *aDescription);
}
return true;
}
bool
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 true;
}
bool
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 true;
}
bool
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 true;
}
bool
DocAccessibleChild::RecvTableSelectedCellCount(const uint64_t& aID,
uint32_t* aSelectedCells)
{
*aSelectedCells = 0;
TableAccessible* acc = IdToTableAccessible(aID);
if (acc) {
*aSelectedCells = acc->SelectedCellCount();
}
return true;
}
bool
DocAccessibleChild::RecvTableSelectedColumnCount(const uint64_t& aID,
uint32_t* aSelectedColumns)
{
*aSelectedColumns = 0;
TableAccessible* acc = IdToTableAccessible(aID);
if (acc) {
*aSelectedColumns = acc->SelectedColCount();
}
return true;
}
bool
DocAccessibleChild::RecvTableSelectedRowCount(const uint64_t& aID,
uint32_t* aSelectedRows)
{
*aSelectedRows = 0;
TableAccessible* acc = IdToTableAccessible(aID);
if (acc) {
*aSelectedRows = acc->SelectedRowCount();
}
return true;
}
bool
DocAccessibleChild::RecvTableSelectedCells(const uint64_t& aID,
nsTArray<uint64_t>* aCellIDs)
{
TableAccessible* acc = IdToTableAccessible(aID);
if (acc) {
nsAutoTArray<Accessible*, 30> cells;
acc->SelectedCells(&cells);
aCellIDs->SetCapacity(cells.Length());
for (uint32_t i = 0; i < cells.Length(); ++i) {
aCellIDs->AppendElement(
reinterpret_cast<uint64_t>(cells[i]->UniqueID()));
}
}
return true;
}
bool
DocAccessibleChild::RecvTableSelectedCellIndices(const uint64_t& aID,
nsTArray<uint32_t>* aCellIndices)
{
TableAccessible* acc = IdToTableAccessible(aID);
if (acc) {
acc->SelectedCellIndices(aCellIndices);
}
return true;
}
bool
DocAccessibleChild::RecvTableSelectedColumnIndices(const uint64_t& aID,
nsTArray<uint32_t>* aColumnIndices)
{
TableAccessible* acc = IdToTableAccessible(aID);
if (acc) {
acc->SelectedColIndices(aColumnIndices);
}
return true;
}
bool
DocAccessibleChild::RecvTableSelectedRowIndices(const uint64_t& aID,
nsTArray<uint32_t>* aRowIndices)
{
TableAccessible* acc = IdToTableAccessible(aID);
if (acc) {
acc->SelectedRowIndices(aRowIndices);
}
return true;
}
bool
DocAccessibleChild::RecvTableSelectColumn(const uint64_t& aID,
const uint32_t& aCol)
{
TableAccessible* acc = IdToTableAccessible(aID);
if (acc) {
acc->SelectCol(aCol);
}
return true;
}
bool
DocAccessibleChild::RecvTableSelectRow(const uint64_t& aID,
const uint32_t& aRow)
{
TableAccessible* acc = IdToTableAccessible(aID);
if (acc) {
acc->SelectRow(aRow);
}
return true;
}
bool
DocAccessibleChild::RecvTableUnselectColumn(const uint64_t& aID,
const uint32_t& aCol)
{
TableAccessible* acc = IdToTableAccessible(aID);
if (acc) {
acc->UnselectCol(aCol);
}
return true;
}
bool
DocAccessibleChild::RecvTableUnselectRow(const uint64_t& aID,
const uint32_t& aRow)
{
TableAccessible* acc = IdToTableAccessible(aID);
if (acc) {
acc->UnselectRow(aRow);
}
return true;
}
bool
DocAccessibleChild::RecvTableIsProbablyForLayout(const uint64_t& aID,
bool* aForLayout)
{
*aForLayout = false;
TableAccessible* acc = IdToTableAccessible(aID);
if (acc) {
*aForLayout = acc->IsProbablyLayoutTable();
}
return true;
}
bool
DocAccessibleChild::RecvSelectedItems(const uint64_t& aID,
nsTArray<uint64_t>* aSelectedItemIDs)
{
Accessible* acc = IdToAccessibleSelect(aID);
if (acc) {
nsAutoTArray<Accessible*, 10> selectedItems;
acc->SelectedItems(&selectedItems);
aSelectedItemIDs->SetCapacity(selectedItems.Length());
for (size_t i = 0; i < selectedItems.Length(); ++i) {
aSelectedItemIDs->AppendElement(
reinterpret_cast<uint64_t>(selectedItems[i]->UniqueID()));
}
}
return true;
}
bool
DocAccessibleChild::RecvSelectedItemCount(const uint64_t& aID,
uint32_t* aCount)
{
*aCount = 0;
Accessible* acc = IdToAccessibleSelect(aID);
if (acc) {
*aCount = acc->SelectedItemCount();
}
return true;
}
bool
DocAccessibleChild::RecvGetSelectedItem(const uint64_t& aID,
const uint32_t& aIndex,
uint64_t* aSelected,
bool* aOk)
{
*aSelected = 0;
*aOk = false;
Accessible* acc = IdToAccessibleSelect(aID);
if (acc) {
Accessible* item = acc->GetSelectedItem(aIndex);
if (item) {
*aSelected = reinterpret_cast<uint64_t>(item->UniqueID());
*aOk = true;
}
}
return true;
}
bool
DocAccessibleChild::RecvIsItemSelected(const uint64_t& aID,
const uint32_t& aIndex,
bool* aSelected)
{
*aSelected = false;
Accessible* acc = IdToAccessibleSelect(aID);
if (acc) {
*aSelected = acc->IsItemSelected(aIndex);
}
return true;
}
bool
DocAccessibleChild::RecvAddItemToSelection(const uint64_t& aID,
const uint32_t& aIndex,
bool* aSuccess)
{
*aSuccess = false;
Accessible* acc = IdToAccessibleSelect(aID);
if (acc) {
*aSuccess = acc->AddItemToSelection(aIndex);
}
return true;
}
bool
DocAccessibleChild::RecvRemoveItemFromSelection(const uint64_t& aID,
const uint32_t& aIndex,
bool* aSuccess)
{
*aSuccess = false;
Accessible* acc = IdToAccessibleSelect(aID);
if (acc) {
*aSuccess = acc->RemoveItemFromSelection(aIndex);
}
return true;
}
bool
DocAccessibleChild::RecvSelectAll(const uint64_t& aID,
bool* aSuccess)
{
*aSuccess = false;
Accessible* acc = IdToAccessibleSelect(aID);
if (acc) {
*aSuccess = acc->SelectAll();
}
return true;
}
bool
DocAccessibleChild::RecvUnselectAll(const uint64_t& aID,
bool* aSuccess)
{
*aSuccess = false;
Accessible* acc = IdToAccessibleSelect(aID);
if (acc) {
*aSuccess = acc->UnselectAll();
}
return true;
}
bool
DocAccessibleChild::RecvDoAction(const uint64_t& aID,
const uint8_t& aIndex,
bool* aSuccess)
{
*aSuccess = false;
Accessible* acc = IdToAccessible(aID);
if (acc) {
*aSuccess = acc->DoAction(aIndex);
}
return true;
}
bool
DocAccessibleChild::RecvActionCount(const uint64_t& aID,
uint8_t* aCount)
{
*aCount = 0;
Accessible* acc = IdToAccessible(aID);
if (acc) {
*aCount = acc->ActionCount();
}
return true;
}
bool
DocAccessibleChild::RecvActionDescriptionAt(const uint64_t& aID,
const uint8_t& aIndex,
nsString* aDescription)
{
Accessible* acc = IdToAccessible(aID);
if (acc) {
acc->ActionDescriptionAt(aIndex, *aDescription);
}
return true;
}
bool
DocAccessibleChild::RecvActionNameAt(const uint64_t& aID,
const uint8_t& aIndex,
nsString* aName)
{
Accessible* acc = IdToAccessible(aID);
if (acc) {
acc->ActionNameAt(aIndex, *aName);
}
return true;
}
bool
DocAccessibleChild::RecvAccessKey(const uint64_t& aID,
uint32_t* aKey,
uint32_t* aModifierMask)
{
*aKey = 0;
*aModifierMask = 0;
Accessible* acc = IdToAccessible(aID);
if (acc) {
KeyBinding kb = acc->AccessKey();
*aKey = kb.Key();
*aModifierMask = kb.ModifierMask();
}
return true;
}
bool
DocAccessibleChild::RecvKeyboardShortcut(const uint64_t& aID,
uint32_t* aKey,
uint32_t* aModifierMask)
{
*aKey = 0;
*aModifierMask = 0;
Accessible* acc = IdToAccessible(aID);
if (acc) {
KeyBinding kb = acc->KeyboardShortcut();
*aKey = kb.Key();
*aModifierMask = kb.ModifierMask();
}
return true;
}
bool
DocAccessibleChild::RecvCurValue(const uint64_t& aID,
double* aValue)
{
*aValue = UnspecifiedNaN<double>();
Accessible* acc = IdToAccessible(aID);
if (acc) {
*aValue = acc->CurValue();
}
return true;
}
bool
DocAccessibleChild::RecvSetCurValue(const uint64_t& aID,
const double& aValue,
bool* aRetVal)
{
*aRetVal = false;
Accessible* acc = IdToAccessible(aID);
if (acc) {
*aRetVal = acc->SetCurValue(aValue);
}
return true;
}
bool
DocAccessibleChild::RecvMinValue(const uint64_t& aID,
double* aValue)
{
*aValue = UnspecifiedNaN<double>();
Accessible* acc = IdToAccessible(aID);
if (acc) {
*aValue = acc->MinValue();
}
return true;
}
bool
DocAccessibleChild::RecvMaxValue(const uint64_t& aID,
double* aValue)
{
*aValue = UnspecifiedNaN<double>();
Accessible* acc = IdToAccessible(aID);
if (acc) {
*aValue = acc->MaxValue();
}
return true;
}
bool
DocAccessibleChild::RecvStep(const uint64_t& aID,
double* aStep)
{
*aStep = UnspecifiedNaN<double>();
Accessible* acc = IdToAccessible(aID);
if (acc) {
*aStep = acc->Step();
}
return true;
}
bool
DocAccessibleChild::RecvTakeFocus(const uint64_t& aID)
{
Accessible* acc = IdToAccessible(aID);
if (acc) {
acc->TakeFocus();
}
return true;
}
bool
DocAccessibleChild::RecvIndexOfEmbeddedChild(const uint64_t& aID,
const uint64_t& aChildID,
uint32_t* aChildIdx)
{
*aChildIdx = 0;
Accessible* parent = IdToAccessible(aID);
Accessible* child = IdToAccessible(aChildID);
if (!parent || !child)
return true;
*aChildIdx = parent->GetIndexOfEmbeddedChild(child);
return true;
}
bool
DocAccessibleChild::RecvChildAtPoint(const uint64_t& aID,
const int32_t& aX,
const int32_t& aY,
const uint32_t& aWhich,
uint64_t* aChild,
bool* aOk)
{
*aChild = 0;
*aOk = false;
Accessible* acc = IdToAccessible(aID);
if (acc && !acc->IsDefunct() && !nsAccUtils::MustPrune(acc)) {
Accessible* child =
acc->ChildAtPoint(aX, aY,
static_cast<Accessible::EWhichChildAtPoint>(aWhich));
if (child) {
*aChild = reinterpret_cast<uint64_t>(child->UniqueID());
*aOk = true;
}
}
return true;
}
bool
DocAccessibleChild::RecvBounds(const uint64_t& aID,
nsIntRect* aRect)
{
Accessible* acc = IdToAccessible(aID);
if (acc && !acc->IsDefunct()) {
*aRect = acc->Bounds();
}
return false;
}
bool
DocAccessibleChild::RecvLanguage(const uint64_t& aID,
nsString* aLocale)
{
Accessible* acc = IdToAccessible(aID);
if (acc) {
acc->Language(*aLocale);
}
return true;
}
bool
DocAccessibleChild::RecvDocType(const uint64_t& aID,
nsString* aType)
{
Accessible* acc = IdToAccessible(aID);
if (acc && acc->IsDoc()) {
acc->AsDoc()->DocType(*aType);
}
return true;
}
bool
DocAccessibleChild::RecvURL(const uint64_t& aID,
nsString* aURL)
{
Accessible* acc = IdToAccessible(aID);
if (acc && acc->IsDoc()) {
acc->AsDoc()->URL(*aURL);
}
return true;
}
bool
DocAccessibleChild::RecvMimeType(const uint64_t& aID,
nsString* aMime)
{
Accessible* acc = IdToAccessible(aID);
if (acc && acc->IsDoc()) {
acc->AsDoc()->MimeType(*aMime);
}
return true;
}
bool
DocAccessibleChild::RecvURLDocTypeMimeType(const uint64_t& aID,
nsString* aURL,
nsString* aDocType,
nsString* aMimeType)
{
Accessible* acc = IdToAccessible(aID);
if (acc && acc->IsDoc()) {
DocAccessible* doc = acc->AsDoc();
doc->URL(*aURL);
doc->DocType(*aDocType);
doc->MimeType(*aMimeType);
}
return true;
}
}
}