gecko-dev/content/media/webspeech/recognition/SpeechRecognitionResultList.cpp

73 lines
1.9 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* 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 "SpeechRecognitionResultList.h"
#include "mozilla/dom/SpeechRecognitionResultListBinding.h"
#include "SpeechRecognition.h"
namespace mozilla {
namespace dom {
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_2(SpeechRecognitionResultList, mParent, mItems)
NS_IMPL_CYCLE_COLLECTING_ADDREF(SpeechRecognitionResultList)
NS_IMPL_CYCLE_COLLECTING_RELEASE(SpeechRecognitionResultList)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(SpeechRecognitionResultList)
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_END
SpeechRecognitionResultList::SpeechRecognitionResultList(SpeechRecognition* aParent)
: mParent(aParent)
{
SetIsDOMBinding();
}
SpeechRecognitionResultList::~SpeechRecognitionResultList()
{
}
nsISupports*
SpeechRecognitionResultList::GetParentObject() const
{
return static_cast<nsDOMEventTargetHelper*>(mParent.get());
}
JSObject*
SpeechRecognitionResultList::WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aScope)
{
return SpeechRecognitionResultListBinding::Wrap(aCx, aScope, this);
}
already_AddRefed<SpeechRecognitionResult>
SpeechRecognitionResultList::IndexedGetter(uint32_t aIndex, bool& aPresent)
{
if (aIndex >= Length()) {
aPresent = false;
return nullptr;
}
aPresent = true;
return Item(aIndex);
}
uint32_t
SpeechRecognitionResultList::Length() const
{
return mItems.Length();
}
already_AddRefed<SpeechRecognitionResult>
SpeechRecognitionResultList::Item(uint32_t aIndex)
{
nsRefPtr<SpeechRecognitionResult> result = mItems.ElementAt(aIndex);
return result.forget();
}
} // namespace dom
} // namespace mozilla