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d6509bb237
This commit renames TabChild to BrowserChild. Differential Revision: https://phabricator.services.mozilla.com/D28135 --HG-- rename : dom/base/InProcessTabChildMessageManager.cpp => dom/base/InProcessBrowserChildMessageManager.cpp rename : dom/base/InProcessTabChildMessageManager.h => dom/base/InProcessBrowserChildMessageManager.h rename : dom/ipc/TabChild.cpp => dom/ipc/BrowserChild.cpp rename : dom/ipc/TabChild.h => dom/ipc/BrowserChild.h extra : rebase_source : e7fcfb845a971a2760e73d517e24da18ce2551b5 extra : histedit_source : d1991334ccb107fe56e478865f22fd97b041a317
97 lines
2.7 KiB
C++
97 lines
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/ChildSHistory.h"
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#include "mozilla/dom/ChildSHistoryBinding.h"
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#include "mozilla/dom/ContentFrameMessageManager.h"
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#include "nsIMessageManager.h"
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#include "nsComponentManagerUtils.h"
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#include "nsSHistory.h"
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#include "nsDocShell.h"
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#include "nsISHEntry.h"
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#include "nsXULAppAPI.h"
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namespace mozilla {
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namespace dom {
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ChildSHistory::ChildSHistory(nsDocShell* aDocShell)
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: mDocShell(aDocShell), mHistory(new nsSHistory(aDocShell)) {}
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ChildSHistory::~ChildSHistory() {}
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int32_t ChildSHistory::Count() { return mHistory->GetCount(); }
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int32_t ChildSHistory::Index() {
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int32_t index;
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mHistory->GetIndex(&index);
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return index;
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}
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void ChildSHistory::Reload(uint32_t aReloadFlags, ErrorResult& aRv) {
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aRv = mHistory->Reload(aReloadFlags);
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}
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bool ChildSHistory::CanGo(int32_t aOffset) {
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CheckedInt<int32_t> index = Index();
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index += aOffset;
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if (!index.isValid()) {
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return false;
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}
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return index.value() < Count() && index.value() >= 0;
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}
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void ChildSHistory::Go(int32_t aOffset, ErrorResult& aRv) {
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CheckedInt<int32_t> index = Index();
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index += aOffset;
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if (!index.isValid()) {
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aRv.Throw(NS_ERROR_FAILURE);
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return;
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}
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aRv = mHistory->GotoIndex(index.value());
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}
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void ChildSHistory::EvictLocalContentViewers() {
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mHistory->EvictAllContentViewers();
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}
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nsISHistory* ChildSHistory::LegacySHistory() { return mHistory; }
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ParentSHistory* ChildSHistory::GetParentIfSameProcess() {
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if (XRE_IsContentProcess()) {
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return nullptr;
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}
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MOZ_CRASH("Unimplemented!");
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}
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(ChildSHistory)
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NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
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NS_INTERFACE_MAP_ENTRY(nsISupports)
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NS_INTERFACE_MAP_END
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NS_IMPL_CYCLE_COLLECTING_ADDREF(ChildSHistory)
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NS_IMPL_CYCLE_COLLECTING_RELEASE(ChildSHistory)
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NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(ChildSHistory, mDocShell, mHistory)
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JSObject* ChildSHistory::WrapObject(JSContext* cx,
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JS::Handle<JSObject*> aGivenProto) {
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return ChildSHistory_Binding::Wrap(cx, this, aGivenProto);
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}
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nsISupports* ChildSHistory::GetParentObject() const {
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// We want to get the BrowserChildMessageManager, which is the
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// messageManager on mDocShell.
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RefPtr<ContentFrameMessageManager> mm;
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if (mDocShell) {
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mm = mDocShell->GetMessageManager();
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}
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// else we must be unlinked... can that happen here?
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return ToSupports(mm);
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}
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} // namespace dom
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} // namespace mozilla
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