gecko/docshell/shistory/nsSHTransaction.cpp

108 lines
2.1 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 "nsSHTransaction.h"
#include "nsISHEntry.h"
nsSHTransaction::nsSHTransaction()
: mPersist(true)
, mPrev(nullptr)
{
}
nsSHTransaction::~nsSHTransaction()
{
}
NS_IMPL_ADDREF(nsSHTransaction)
NS_IMPL_RELEASE(nsSHTransaction)
NS_INTERFACE_MAP_BEGIN(nsSHTransaction)
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsISHTransaction)
NS_INTERFACE_MAP_ENTRY(nsISHTransaction)
NS_INTERFACE_MAP_END
NS_IMETHODIMP
nsSHTransaction::Create(nsISHEntry* aSHEntry, nsISHTransaction* aPrev)
{
SetSHEntry(aSHEntry);
if (aPrev) {
aPrev->SetNext(this);
}
SetPrev(aPrev);
return NS_OK;
}
NS_IMETHODIMP
nsSHTransaction::GetSHEntry(nsISHEntry** aResult)
{
NS_ENSURE_ARG_POINTER(aResult);
*aResult = mSHEntry;
NS_IF_ADDREF(*aResult);
return NS_OK;
}
NS_IMETHODIMP
nsSHTransaction::SetSHEntry(nsISHEntry* aSHEntry)
{
mSHEntry = aSHEntry;
return NS_OK;
}
NS_IMETHODIMP
nsSHTransaction::GetNext(nsISHTransaction** aResult)
{
NS_ENSURE_ARG_POINTER(aResult);
*aResult = mNext;
NS_IF_ADDREF(*aResult);
return NS_OK;
}
NS_IMETHODIMP
nsSHTransaction::SetNext(nsISHTransaction* aNext)
{
if (aNext) {
NS_ENSURE_SUCCESS(aNext->SetPrev(this), NS_ERROR_FAILURE);
}
mNext = aNext;
return NS_OK;
}
NS_IMETHODIMP
nsSHTransaction::SetPrev(nsISHTransaction* aPrev)
{
/* This is weak reference to parent. Do not Addref it */
mPrev = aPrev;
return NS_OK;
}
nsresult
nsSHTransaction::GetPrev(nsISHTransaction** aResult)
{
NS_ENSURE_ARG_POINTER(aResult);
*aResult = mPrev;
NS_IF_ADDREF(*aResult);
return NS_OK;
}
NS_IMETHODIMP
nsSHTransaction::SetPersist(bool aPersist)
{
mPersist = aPersist;
return NS_OK;
}
NS_IMETHODIMP
nsSHTransaction::GetPersist(bool* aPersist)
{
NS_ENSURE_ARG_POINTER(aPersist);
*aPersist = mPersist;
return NS_OK;
}