e5b095be37
Backed out changeset f7e477858ab7 (bug 1540839) Backed out changeset 55e841a0f005 (bug 1540839) Backed out changeset b71b58e40426 (bug 1540839) Backed out changeset 484a54613358 (bug 1540839) Backed out changeset b34c4d71f202 (bug 1540839) Backed out changeset 8ff2ff524489 (bug 1540839) Backed out changeset 27492a30286c (bug 1540839) Backed out changeset f1c35e8e84f6 (bug 1540839)
79 lines
2.7 KiB
C++
79 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 "nsFrameLoaderOwner.h"
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#include "nsFrameLoader.h"
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#include "nsFocusManager.h"
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#include "nsSubDocumentFrame.h"
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#include "nsQueryObject.h"
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#include "mozilla/AsyncEventDispatcher.h"
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#include "mozilla/dom/BrowsingContext.h"
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#include "mozilla/dom/FrameLoaderBinding.h"
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#include "mozilla/dom/MozFrameLoaderOwnerBinding.h"
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already_AddRefed<nsFrameLoader> nsFrameLoaderOwner::GetFrameLoader() {
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return do_AddRef(mFrameLoader);
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}
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void nsFrameLoaderOwner::SetFrameLoader(nsFrameLoader* aNewFrameLoader) {
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mFrameLoader = aNewFrameLoader;
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}
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already_AddRefed<mozilla::dom::BrowsingContext>
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nsFrameLoaderOwner::GetBrowsingContext() {
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if (mFrameLoader) {
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return mFrameLoader->GetBrowsingContext();
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}
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return nullptr;
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}
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void nsFrameLoaderOwner::ChangeRemoteness(
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const mozilla::dom::RemotenessOptions& aOptions, mozilla::ErrorResult& rv) {
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// If we already have a Frameloader, destroy it.
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if (mFrameLoader) {
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mFrameLoader->Destroy();
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mFrameLoader = nullptr;
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}
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// In this case, we're not reparenting a frameloader, we're just destroying
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// our current one and creating a new one, so we can use ourselves as the
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// owner.
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RefPtr<Element> owner = do_QueryObject(this);
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MOZ_ASSERT(owner);
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mFrameLoader = nsFrameLoader::Create(owner, aOptions);
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if (NS_WARN_IF(!mFrameLoader)) {
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return;
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}
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if (aOptions.mPendingSwitchID.WasPassed()) {
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mFrameLoader->ResumeLoad(aOptions.mPendingSwitchID.Value());
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} else {
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mFrameLoader->LoadFrame(false);
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}
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// Now that we've got a new FrameLoader, we need to reset our
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// nsSubDocumentFrame to use the new FrameLoader.
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if (nsSubDocumentFrame* ourFrame = do_QueryFrame(owner->GetPrimaryFrame())) {
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ourFrame->ResetFrameLoader();
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}
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if (nsFocusManager* fm = nsFocusManager::GetFocusManager()) {
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if (fm->GetFocusedElement() == owner) {
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fm->ActivateRemoteFrameIfNeeded(*owner);
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}
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}
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// Assuming this element is a XULFrameElement, once we've reset our
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// FrameLoader, fire an event to act like we've recreated ourselves, similar
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// to what XULFrameElement does after rebinding to the tree.
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// ChromeOnlyDispatch is turns on to make sure this isn't fired into content.
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(new mozilla::AsyncEventDispatcher(owner,
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NS_LITERAL_STRING("XULFrameLoaderCreated"),
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mozilla::CanBubble::eYes,
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mozilla::ChromeOnlyDispatch::eYes))
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->RunDOMEventWhenSafe();
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}
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