gecko-dev/dom/presentation/PresentationServiceBase.cpp

99 строки
2.5 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set sw=2 ts=8 et ft=cpp : */
/* 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 "PresentationServiceBase.h"
#include "nsString.h"
namespace mozilla {
namespace dom {
NS_IMPL_ISUPPORTS0(PresentationServiceBase)
nsresult
PresentationServiceBase::GetExistentSessionIdAtLaunchInternal(
uint64_t aWindowId,
nsAString& aSessionId)
{
MOZ_ASSERT(NS_IsMainThread());
nsTArray<nsString>* sessionIdArray;
if (mRespondingSessionIds.Get(aWindowId, &sessionIdArray) &&
!sessionIdArray->IsEmpty()) {
aSessionId.Assign((*sessionIdArray)[0]);
}
else {
aSessionId.Truncate();
}
return NS_OK;
}
nsresult
PresentationServiceBase::GetWindowIdBySessionIdInternal(
const nsAString& aSessionId,
uint64_t* aWindowId)
{
MOZ_ASSERT(NS_IsMainThread());
if (mRespondingWindowIds.Get(aSessionId, aWindowId)) {
return NS_OK;
}
return NS_ERROR_NOT_AVAILABLE;
}
void
PresentationServiceBase::AddRespondingSessionId(uint64_t aWindowId,
const nsAString& aSessionId)
{
MOZ_ASSERT(NS_IsMainThread());
if (NS_WARN_IF(aWindowId == 0)) {
return;
}
nsTArray<nsString>* sessionIdArray;
if (!mRespondingSessionIds.Get(aWindowId, &sessionIdArray)) {
sessionIdArray = new nsTArray<nsString>();
mRespondingSessionIds.Put(aWindowId, sessionIdArray);
}
sessionIdArray->AppendElement(nsString(aSessionId));
mRespondingWindowIds.Put(aSessionId, aWindowId);
}
void
PresentationServiceBase::RemoveRespondingSessionId(const nsAString& aSessionId)
{
MOZ_ASSERT(NS_IsMainThread());
uint64_t windowId = 0;
if (mRespondingWindowIds.Get(aSessionId, &windowId)) {
mRespondingWindowIds.Remove(aSessionId);
nsTArray<nsString>* sessionIdArray;
if (mRespondingSessionIds.Get(windowId, &sessionIdArray)) {
sessionIdArray->RemoveElement(nsString(aSessionId));
if (sessionIdArray->IsEmpty()) {
mRespondingSessionIds.Remove(windowId);
}
}
}
}
nsresult
PresentationServiceBase::UpdateWindowIdBySessionIdInternal(
const nsAString& aSessionId,
const uint64_t aWindowId)
{
MOZ_ASSERT(NS_IsMainThread());
RemoveRespondingSessionId(aSessionId);
AddRespondingSessionId(aWindowId, aSessionId);
return NS_OK;
}
} // namespace dom
} // namespace mozilla