gecko-dev/docshell/shistory/ParentSHistory.cpp

59 строки
1.7 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 "mozilla/dom/ParentSHistory.h"
#include "mozilla/dom/ParentSHistoryBinding.h"
#include "mozilla/dom/BrowserParent.h"
#include "nsDocShell.h"
#include "nsFrameLoader.h"
#include "nsXULAppAPI.h"
namespace mozilla {
namespace dom {
ParentSHistory::ParentSHistory(nsFrameLoader* aFrameLoader)
: mFrameLoader(aFrameLoader) {
MOZ_ASSERT(XRE_IsParentProcess());
}
ParentSHistory::~ParentSHistory() {}
nsDocShell* ParentSHistory::GetDocShell() {
return nsDocShell::Cast(mFrameLoader->GetExistingDocShell());
}
BrowserParent* ParentSHistory::GetBrowserParent() {
return static_cast<BrowserParent*>(mFrameLoader->GetRemoteBrowser());
}
already_AddRefed<ChildSHistory> ParentSHistory::GetChildIfSameProcess() {
if (GetDocShell()) {
return GetDocShell()->GetSessionHistory();
}
return nullptr;
}
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(ParentSHistory)
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_END
NS_IMPL_CYCLE_COLLECTING_ADDREF(ParentSHistory)
NS_IMPL_CYCLE_COLLECTING_RELEASE(ParentSHistory)
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(ParentSHistory, mFrameLoader)
JSObject* ParentSHistory::WrapObject(JSContext* cx,
JS::Handle<JSObject*> aGivenProto) {
return ParentSHistory_Binding::Wrap(cx, this, aGivenProto);
}
nsISupports* ParentSHistory::GetParentObject() const { return mFrameLoader; }
} // namespace dom
} // namespace mozilla