gecko-dev/dom/media/webspeech/recognition/SpeechGrammarList.cpp

101 строка
2.6 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 "SpeechGrammarList.h"
#include "mozilla/dom/SpeechGrammarListBinding.h"
#include "mozilla/ErrorResult.h"
#include "nsCOMPtr.h"
#include "SpeechRecognition.h"
namespace mozilla {
namespace dom {
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(SpeechGrammarList, mParent, mItems)
NS_IMPL_CYCLE_COLLECTING_ADDREF(SpeechGrammarList)
NS_IMPL_CYCLE_COLLECTING_RELEASE(SpeechGrammarList)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(SpeechGrammarList)
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_END
SpeechGrammarList::SpeechGrammarList(nsISupports* aParent)
: mParent(aParent)
{
}
SpeechGrammarList::~SpeechGrammarList()
{
}
already_AddRefed<SpeechGrammarList>
SpeechGrammarList::Constructor(const GlobalObject& aGlobal,
ErrorResult& aRv)
{
RefPtr<SpeechGrammarList> speechGrammarList =
new SpeechGrammarList(aGlobal.GetAsSupports());
return speechGrammarList.forget();
}
JSObject*
SpeechGrammarList::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
{
return SpeechGrammarListBinding::Wrap(aCx, this, aGivenProto);
}
nsISupports*
SpeechGrammarList::GetParentObject() const
{
return mParent;
}
uint32_t
SpeechGrammarList::Length() const
{
return mItems.Length();
}
already_AddRefed<SpeechGrammar>
SpeechGrammarList::Item(uint32_t aIndex, ErrorResult& aRv)
{
RefPtr<SpeechGrammar> result = mItems.ElementAt(aIndex);
return result.forget();
}
void
SpeechGrammarList::AddFromURI(const nsAString& aSrc,
const Optional<float>& aWeight,
ErrorResult& aRv)
{
aRv.Throw(NS_ERROR_NOT_IMPLEMENTED);
}
void
SpeechGrammarList::AddFromString(const nsAString& aString,
const Optional<float>& aWeight,
ErrorResult& aRv)
{
SpeechGrammar* speechGrammar = new SpeechGrammar(mParent);
speechGrammar->SetSrc(aString, aRv);
mItems.AppendElement(speechGrammar);
}
already_AddRefed<SpeechGrammar>
SpeechGrammarList::IndexedGetter(uint32_t aIndex, bool& aPresent,
ErrorResult& aRv)
{
if (aIndex >= Length()) {
aPresent = false;
return nullptr;
}
ErrorResult rv;
aPresent = true;
return Item(aIndex, rv);
}
} // namespace dom
} // namespace mozilla