gecko-dev/accessible/generic/TextLeafAccessible.cpp

59 строки
1.4 KiB
C++
Исходник Обычный вид История

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 "TextLeafAccessible.h"
#include "nsAccUtils.h"
#include "DocAccessible.h"
#include "Role.h"
using namespace mozilla::a11y;
////////////////////////////////////////////////////////////////////////////////
// TextLeafAccessible
////////////////////////////////////////////////////////////////////////////////
TextLeafAccessible::
TextLeafAccessible(nsIContent* aContent, DocAccessible* aDoc) :
LinkableAccessible(aContent, aDoc)
{
mType = eTextLeafType;
}
TextLeafAccessible::~TextLeafAccessible()
{
}
role
TextLeafAccessible::NativeRole()
{
nsIFrame* frame = GetFrame();
if (frame && frame->IsGeneratedContentFrame())
return roles::STATICTEXT;
return roles::TEXT_LEAF;
}
void
TextLeafAccessible::AppendTextTo(nsAString& aText, uint32_t aStartOffset,
uint32_t aLength)
{
aText.Append(Substring(mText, aStartOffset, aLength));
}
ENameValueFlag
TextLeafAccessible::Name(nsString& aName)
{
// Text node, ARIA can't be used.
aName = mText;
return eNameOK;
}
void
TextLeafAccessible::CacheChildren()
{
// No children for text accessible.
}