accessible/src/xpcom/xpcAccessibleTextRange.cpp

Thu, 22 Jan 2015 13:21:57 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 22 Jan 2015 13:21:57 +0100
branch
TOR_BUG_9701
changeset 15
b8a032363ba2
permissions
-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
     2 /* vim: set ts=2 et sw=2 tw=80: */
     3 /* This Source Code Form is subject to the terms of the Mozilla Public
     4  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
     5  * You can obtain one at http://mozilla.org/MPL/2.0/. */
     7 #include "xpcAccessibleTextRange.h"
     9 #include "HyperTextAccessible.h"
    10 #include "TextRange.h"
    12 using namespace mozilla;
    13 using namespace mozilla::a11y;
    15 // nsISupports and cycle collection
    17 NS_IMPL_CYCLE_COLLECTION(xpcAccessibleTextRange,
    18                          mRange.mRoot,
    19                          mRange.mStartContainer,
    20                          mRange.mEndContainer)
    22 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(xpcAccessibleTextRange)
    23   NS_INTERFACE_MAP_ENTRY(nsIAccessibleTextRange)
    24   NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIAccessibleTextRange)
    25 NS_INTERFACE_MAP_END
    27 NS_IMPL_CYCLE_COLLECTING_ADDREF(xpcAccessibleTextRange)
    28 NS_IMPL_CYCLE_COLLECTING_RELEASE(xpcAccessibleTextRange)
    30 // nsIAccessibleTextRange
    32 NS_IMETHODIMP
    33 xpcAccessibleTextRange::GetStartContainer(nsIAccessible** aAnchor)
    34 {
    35   NS_ENSURE_ARG_POINTER(aAnchor);
    36   NS_IF_ADDREF(*aAnchor = static_cast<nsIAccessible*>(mRange.StartContainer()));
    37   return NS_OK;
    38 }
    40 NS_IMETHODIMP
    41 xpcAccessibleTextRange::GetStartOffset(int32_t* aOffset)
    42 {
    43   NS_ENSURE_ARG_POINTER(aOffset);
    44   *aOffset = mRange.StartOffset();
    45   return NS_OK;
    46 }
    48 NS_IMETHODIMP
    49 xpcAccessibleTextRange::GetEndContainer(nsIAccessible** aAnchor)
    50 {
    51   NS_ENSURE_ARG_POINTER(aAnchor);
    52   NS_IF_ADDREF(*aAnchor = static_cast<nsIAccessible*>(mRange.EndContainer()));
    53   return NS_OK;
    54 }
    56 NS_IMETHODIMP
    57 xpcAccessibleTextRange::GetEndOffset(int32_t* aOffset)
    58 {
    59   NS_ENSURE_ARG_POINTER(aOffset);
    60   *aOffset = mRange.EndOffset();
    61   return NS_OK;
    62 }
    64 NS_IMETHODIMP
    65 xpcAccessibleTextRange::GetText(nsAString& aText)
    66 {
    67   nsAutoString text;
    68   mRange.Text(text);
    69   aText.Assign(text);
    71   return NS_OK;
    72 }

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