mirror of
https://github.com/classilla/tenfourfox.git
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212 lines
4.9 KiB
C++
212 lines
4.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "xpcAccessibleTextRange.h"
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#include "TextRange.h"
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#include "xpcAccessibleDocument.h"
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#include "nsIMutableArray.h"
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#include "nsComponentManagerUtils.h"
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#include "nsQueryObject.h"
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using namespace mozilla;
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using namespace mozilla::a11y;
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// nsISupports and cycle collection
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NS_IMPL_CYCLE_COLLECTION(xpcAccessibleTextRange,
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mRange.mRoot,
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mRange.mStartContainer,
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mRange.mEndContainer)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(xpcAccessibleTextRange)
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NS_INTERFACE_MAP_ENTRY(nsIAccessibleTextRange)
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NS_INTERFACE_MAP_ENTRY(xpcAccessibleTextRange)
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NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIAccessibleTextRange)
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NS_INTERFACE_MAP_END
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NS_IMPL_CYCLE_COLLECTING_ADDREF(xpcAccessibleTextRange)
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NS_IMPL_CYCLE_COLLECTING_RELEASE(xpcAccessibleTextRange)
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// nsIAccessibleTextRange
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NS_IMETHODIMP
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xpcAccessibleTextRange::GetStartContainer(nsIAccessibleText** aAnchor)
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{
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NS_ENSURE_ARG_POINTER(aAnchor);
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NS_IF_ADDREF(*aAnchor = ToXPCText(mRange.StartContainer()));
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleTextRange::GetStartOffset(int32_t* aOffset)
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{
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NS_ENSURE_ARG_POINTER(aOffset);
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*aOffset = mRange.StartOffset();
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleTextRange::GetEndContainer(nsIAccessibleText** aAnchor)
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{
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NS_ENSURE_ARG_POINTER(aAnchor);
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NS_IF_ADDREF(*aAnchor = ToXPCText(mRange.EndContainer()));
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleTextRange::GetEndOffset(int32_t* aOffset)
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{
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NS_ENSURE_ARG_POINTER(aOffset);
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*aOffset = mRange.EndOffset();
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleTextRange::GetContainer(nsIAccessible** aContainer)
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{
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NS_ENSURE_ARG_POINTER(aContainer);
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NS_IF_ADDREF(*aContainer = ToXPC(mRange.Container()));
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleTextRange::GetEmbeddedChildren(nsIArray** aList)
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{
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nsresult rv = NS_OK;
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nsCOMPtr<nsIMutableArray> xpcList =
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do_CreateInstance(NS_ARRAY_CONTRACTID, &rv);
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NS_ENSURE_SUCCESS(rv, rv);
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nsTArray<Accessible*> objects;
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mRange.EmbeddedChildren(&objects);
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uint32_t len = objects.Length();
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for (uint32_t idx = 0; idx < len; idx++)
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xpcList->AppendElement(static_cast<nsIAccessible*>(ToXPC(objects[idx])), false);
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xpcList.forget(aList);
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleTextRange::Compare(nsIAccessibleTextRange* aOtherRange,
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bool* aResult)
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{
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RefPtr<xpcAccessibleTextRange> xpcRange(do_QueryObject(aOtherRange));
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if (!xpcRange || !aResult)
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return NS_ERROR_INVALID_ARG;
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*aResult = (mRange == xpcRange->mRange);
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleTextRange::CompareEndPoints(uint32_t aEndPoint,
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nsIAccessibleTextRange* aOtherRange,
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uint32_t aOtherRangeEndPoint,
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int32_t* aResult)
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{
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RefPtr<xpcAccessibleTextRange> xpcRange(do_QueryObject(aOtherRange));
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if (!xpcRange || !aResult)
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return NS_ERROR_INVALID_ARG;
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TextPoint p = (aEndPoint == EndPoint_Start) ?
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mRange.StartPoint() : mRange.EndPoint();
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TextPoint otherPoint = (aOtherRangeEndPoint == EndPoint_Start) ?
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xpcRange->mRange.StartPoint() : xpcRange->mRange.EndPoint();
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if (p == otherPoint)
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*aResult = 0;
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else
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*aResult = p < otherPoint ? -1 : 1;
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleTextRange::GetText(nsAString& aText)
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{
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nsAutoString text;
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mRange.Text(text);
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aText.Assign(text);
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleTextRange::GetBounds(nsIArray** aRectList)
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{
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleTextRange::Move(uint32_t aUnit, int32_t aCount)
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{
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleTextRange::MoveStart(uint32_t aUnit, int32_t aCount)
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{
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleTextRange::MoveEnd(uint32_t aUnit, int32_t aCount)
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{
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleTextRange::Normalize(uint32_t aUnit)
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{
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleTextRange::FindText(const nsAString& aText, bool aIsBackward,
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bool aIsIgnoreCase,
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nsIAccessibleTextRange** aRange)
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{
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleTextRange::FindAttr(uint32_t aAttr, nsIVariant* aVal,
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bool aIsBackward,
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nsIAccessibleTextRange** aRange)
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{
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleTextRange::AddToSelection()
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{
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleTextRange::RemoveFromSelection()
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{
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleTextRange::Select()
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{
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return NS_OK;
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}
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NS_IMETHODIMP
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xpcAccessibleTextRange::ScrollIntoView(uint32_t aHow)
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{
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return NS_OK;
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}
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