gecko-dev/docshell/base/nsGlobalHistory2Adapter.cpp

177 lines
5.1 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla gecko code.
*
* The Initial Developer of the Original Code is
* Benjamin Smedberg <bsmedberg@covad.net>
* Portions created by the Initial Developer are Copyright (C) 2004
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsGlobalHistory2Adapter.h"
#include "nsDocShellCID.h"
#include "nsServiceManagerUtils.h"
#include "nsIComponentRegistrar.h"
#include "nsGlobalHistoryAdapter.h"
#include "nsIURI.h"
#include "nsString.h"
#include "nsNetUtil.h"
// we should really have a nsIGenericFactory macro to make this a static
// member function
nsresult
nsGlobalHistory2Adapter::Create(nsISupports *aOuter,
REFNSIID aIID,
void **aResult)
{
nsresult rv;
if (aOuter) {
rv = NS_ERROR_NO_AGGREGATION;
return rv;
}
nsGlobalHistory2Adapter* adapter = new nsGlobalHistory2Adapter();
if (!adapter) {
rv = NS_ERROR_OUT_OF_MEMORY;
return rv;
}
NS_ADDREF(adapter);
rv = adapter->Init();
if (NS_SUCCEEDED(rv)) {
rv = adapter->QueryInterface(aIID, aResult);
}
NS_RELEASE(adapter);
return rv;
}
nsresult
nsGlobalHistory2Adapter::RegisterSelf(nsIComponentManager* aCompMgr,
nsIFile* aPath,
const char* aLoaderStr,
const char* aType,
const nsModuleComponentInfo *aInfo)
{
nsresult rv;
PRBool registered;
nsCOMPtr<nsIComponentRegistrar> compReg( do_QueryInterface(aCompMgr) );
if (!compReg) {
rv = NS_ERROR_UNEXPECTED;
return rv;
}
rv = compReg->IsContractIDRegistered(NS_GLOBALHISTORY_CONTRACTID, &registered);
if (NS_FAILED(rv)) return rv;
// If the embedder has already registered the contractID, we don't want to
// register ourself. Ideally the component manager would handle this for us.
if (registered) {
rv = NS_OK;
return rv;
}
return compReg->RegisterFactoryLocation(GetCID(),
"nsGlobalHistory2Adapter",
NS_GLOBALHISTORY_CONTRACTID,
aPath, aLoaderStr, aType);
}
nsGlobalHistory2Adapter::nsGlobalHistory2Adapter()
{ }
nsGlobalHistory2Adapter::~nsGlobalHistory2Adapter()
{ }
nsresult
nsGlobalHistory2Adapter::Init()
{
nsresult rv;
nsCOMPtr<nsIComponentRegistrar> compReg;
rv = NS_GetComponentRegistrar(getter_AddRefs(compReg));
NS_ENSURE_SUCCESS(rv, rv);
nsCID *cid;
rv = compReg->ContractIDToCID(NS_GLOBALHISTORY2_CONTRACTID, &cid);
if (NS_FAILED(rv)) {
rv = NS_ERROR_FACTORY_NOT_REGISTERED;
return rv;
}
if (cid->Equals(nsGlobalHistoryAdapter::GetCID())) {
rv = NS_ERROR_FACTORY_NOT_REGISTERED;
return rv;
}
NS_WARNING("Using nsIGlobalHistory->nsIGlobalHistory2 adapter.");
mHistory = do_GetService(NS_GLOBALHISTORY2_CONTRACTID, &rv);
return rv;
}
NS_IMPL_ISUPPORTS1(nsGlobalHistory2Adapter, nsIGlobalHistory)
NS_IMETHODIMP
nsGlobalHistory2Adapter::AddPage(const char* aURI)
{
NS_ENSURE_ARG_POINTER(aURI);
NS_ENSURE_TRUE(*aURI, NS_ERROR_ILLEGAL_VALUE);
nsresult rv;
nsCOMPtr<nsIURI> uri;
rv = NS_NewURI(getter_AddRefs(uri), nsDependentCString(aURI));
if (NS_SUCCEEDED(rv)) {
rv = mHistory->AddURI(uri, PR_FALSE, PR_FALSE, nsnull);
}
return rv;
}
NS_IMETHODIMP
nsGlobalHistory2Adapter::IsVisited(const char* aURI, PRBool* aRetval)
{
NS_ENSURE_ARG_POINTER(aURI);
nsresult rv;
nsCOMPtr<nsIURI> uri;
rv = NS_NewURI(getter_AddRefs(uri), nsDependentCString(aURI));
if (NS_SUCCEEDED(rv)) {
rv = mHistory->IsVisited(uri, aRetval);
}
return rv;
}