зеркало из https://github.com/mozilla/gecko-dev.git
4146 строки
142 KiB
C++
4146 строки
142 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 "base/basictypes.h"
|
|
|
|
#include "BrowserChild.h"
|
|
|
|
#ifdef ACCESSIBILITY
|
|
# include "mozilla/a11y/DocAccessibleChild.h"
|
|
#endif
|
|
#include <algorithm>
|
|
#include <utility>
|
|
|
|
#include "BrowserParent.h"
|
|
#include "ClientLayerManager.h"
|
|
#include "ContentChild.h"
|
|
#include "DocumentInlines.h"
|
|
#include "EventStateManager.h"
|
|
#include "FrameLayerBuilder.h"
|
|
#include "Layers.h"
|
|
#include "LayersLogging.h"
|
|
#include "MMPrinter.h"
|
|
#include "PermissionMessageUtils.h"
|
|
#include "PuppetWidget.h"
|
|
#include "StructuredCloneData.h"
|
|
#include "UnitTransforms.h"
|
|
#include "Units.h"
|
|
#include "VRManagerChild.h"
|
|
#include "ipc/nsGUIEventIPC.h"
|
|
#include "js/JSON.h"
|
|
#include "mozilla/AsyncEventDispatcher.h"
|
|
#include "mozilla/BrowserElementParent.h"
|
|
#include "mozilla/ClearOnShutdown.h"
|
|
#include "mozilla/EventForwards.h"
|
|
#include "mozilla/EventListenerManager.h"
|
|
#include "mozilla/IMEStateManager.h"
|
|
#include "mozilla/LookAndFeel.h"
|
|
#include "mozilla/MouseEvents.h"
|
|
#include "mozilla/Preferences.h"
|
|
#include "mozilla/PresShell.h"
|
|
#include "mozilla/ProcessHangMonitor.h"
|
|
#include "mozilla/ResultExtensions.h"
|
|
#include "mozilla/ScopeExit.h"
|
|
#include "mozilla/Services.h"
|
|
#include "mozilla/StaticPrefs_dom.h"
|
|
#include "mozilla/StaticPrefs_layout.h"
|
|
#include "mozilla/StaticPtr.h"
|
|
#include "mozilla/Telemetry.h"
|
|
#include "mozilla/TextEvents.h"
|
|
#include "mozilla/TouchEvents.h"
|
|
#include "mozilla/Unused.h"
|
|
#include "mozilla/dom/BrowserBridgeChild.h"
|
|
#include "mozilla/dom/DataTransfer.h"
|
|
#include "mozilla/dom/DocGroup.h"
|
|
#include "mozilla/dom/Element.h"
|
|
#include "mozilla/dom/Event.h"
|
|
#include "mozilla/dom/JSWindowActorChild.h"
|
|
#include "mozilla/dom/LoadURIOptionsBinding.h"
|
|
#include "mozilla/dom/MessageManagerBinding.h"
|
|
#include "mozilla/dom/MouseEventBinding.h"
|
|
#include "mozilla/dom/Nullable.h"
|
|
#include "mozilla/dom/PBrowser.h"
|
|
#include "mozilla/dom/PaymentRequestChild.h"
|
|
#include "mozilla/dom/SessionStoreListener.h"
|
|
#include "mozilla/dom/WindowGlobalChild.h"
|
|
#include "mozilla/dom/WindowProxyHolder.h"
|
|
#include "mozilla/gfx/CrossProcessPaint.h"
|
|
#include "mozilla/gfx/Matrix.h"
|
|
#include "mozilla/gfx/gfxVars.h"
|
|
#include "mozilla/ipc/BackgroundUtils.h"
|
|
#include "mozilla/ipc/URIUtils.h"
|
|
#include "mozilla/layers/APZCCallbackHelper.h"
|
|
#include "mozilla/layers/APZCTreeManagerChild.h"
|
|
#include "mozilla/layers/APZChild.h"
|
|
#include "mozilla/layers/APZEventState.h"
|
|
#include "mozilla/layers/CompositorBridgeChild.h"
|
|
#include "mozilla/layers/ContentProcessController.h"
|
|
#include "mozilla/layers/DoubleTapToZoom.h"
|
|
#include "mozilla/layers/IAPZCTreeManager.h"
|
|
#include "mozilla/layers/ImageBridgeChild.h"
|
|
#include "mozilla/layers/InputAPZContext.h"
|
|
#include "mozilla/layers/LayerTransactionChild.h"
|
|
#include "mozilla/layers/ShadowLayers.h"
|
|
#include "mozilla/layers/WebRenderLayerManager.h"
|
|
#include "mozilla/plugins/PPluginWidgetChild.h"
|
|
#include "nsBrowserStatusFilter.h"
|
|
#include "nsColorPickerProxy.h"
|
|
#include "nsCommandParams.h"
|
|
#include "nsContentPermissionHelper.h"
|
|
#include "nsContentUtils.h"
|
|
#include "nsDeviceContext.h"
|
|
#include "nsDocShell.h"
|
|
#include "nsDocShellLoadState.h"
|
|
#include "nsEmbedCID.h"
|
|
#include "nsExceptionHandler.h"
|
|
#include "nsFilePickerProxy.h"
|
|
#include "nsFocusManager.h"
|
|
#include "nsGlobalWindow.h"
|
|
#include "nsIBaseWindow.h"
|
|
#include "nsIBrowserDOMWindow.h"
|
|
#include "nsIClassifiedChannel.h"
|
|
#include "nsIDocShell.h"
|
|
#include "nsIFrame.h"
|
|
#include "nsILoadContext.h"
|
|
#include "nsISHEntry.h"
|
|
#include "nsISHistory.h"
|
|
#include "nsIScriptError.h"
|
|
#include "nsISecureBrowserUI.h"
|
|
#include "nsIURI.h"
|
|
#include "nsIURIMutator.h"
|
|
#include "nsIWeakReferenceUtils.h"
|
|
#include "nsIWebBrowser.h"
|
|
#include "nsIWebProgress.h"
|
|
#include "nsLayoutUtils.h"
|
|
#include "nsNetUtil.h"
|
|
#include "nsPIDOMWindow.h"
|
|
#include "nsPIWindowRoot.h"
|
|
#include "nsPointerHashKeys.h"
|
|
#include "nsPrintfCString.h"
|
|
#include "nsQueryActor.h"
|
|
#include "nsQueryObject.h"
|
|
#include "nsSandboxFlags.h"
|
|
#include "nsString.h"
|
|
#include "nsTHashtable.h"
|
|
#include "nsThreadManager.h"
|
|
#include "nsThreadUtils.h"
|
|
#include "nsViewManager.h"
|
|
#include "nsViewportInfo.h"
|
|
#include "nsWebBrowser.h"
|
|
#include "nsWindowWatcher.h"
|
|
|
|
#ifdef XP_WIN
|
|
# include "mozilla/plugins/PluginWidgetChild.h"
|
|
#endif
|
|
|
|
#ifdef NS_PRINTING
|
|
# include "nsIPrintSession.h"
|
|
# include "nsIPrintSettings.h"
|
|
# include "nsIPrintSettingsService.h"
|
|
# include "nsIWebBrowserPrint.h"
|
|
#endif
|
|
|
|
#define BROWSER_ELEMENT_CHILD_SCRIPT \
|
|
NS_LITERAL_STRING("chrome://global/content/BrowserElementChild.js")
|
|
|
|
static mozilla::LazyLogModule sApzChildLog("apz.child");
|
|
|
|
using namespace mozilla;
|
|
using namespace mozilla::dom;
|
|
using namespace mozilla::dom::ipc;
|
|
using namespace mozilla::ipc;
|
|
using namespace mozilla::layers;
|
|
using namespace mozilla::layout;
|
|
using namespace mozilla::docshell;
|
|
using namespace mozilla::widget;
|
|
using namespace mozilla::jsipc;
|
|
using mozilla::layers::GeckoContentController;
|
|
|
|
NS_IMPL_ISUPPORTS(ContentListener, nsIDOMEventListener)
|
|
|
|
static const char BEFORE_FIRST_PAINT[] = "before-first-paint";
|
|
|
|
nsTHashtable<nsPtrHashKey<BrowserChild>>* BrowserChild::sVisibleTabs;
|
|
|
|
typedef nsDataHashtable<nsUint64HashKey, BrowserChild*> BrowserChildMap;
|
|
static BrowserChildMap* sBrowserChildren;
|
|
StaticMutex sBrowserChildrenMutex;
|
|
|
|
already_AddRefed<Document> BrowserChild::GetTopLevelDocument() const {
|
|
nsCOMPtr<Document> doc;
|
|
WebNavigation()->GetDocument(getter_AddRefs(doc));
|
|
return doc.forget();
|
|
}
|
|
|
|
PresShell* BrowserChild::GetTopLevelPresShell() const {
|
|
if (RefPtr<Document> doc = GetTopLevelDocument()) {
|
|
return doc->GetPresShell();
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
void BrowserChild::DispatchMessageManagerMessage(const nsAString& aMessageName,
|
|
const nsAString& aJSONData) {
|
|
AutoSafeJSContext cx;
|
|
JS::Rooted<JS::Value> json(cx, JS::NullValue());
|
|
dom::ipc::StructuredCloneData data;
|
|
if (JS_ParseJSON(cx, static_cast<const char16_t*>(aJSONData.BeginReading()),
|
|
aJSONData.Length(), &json)) {
|
|
ErrorResult rv;
|
|
data.Write(cx, json, rv);
|
|
if (NS_WARN_IF(rv.Failed())) {
|
|
rv.SuppressException();
|
|
return;
|
|
}
|
|
}
|
|
|
|
RefPtr<BrowserChildMessageManager> kungFuDeathGrip(
|
|
mBrowserChildMessageManager);
|
|
RefPtr<nsFrameMessageManager> mm = kungFuDeathGrip->GetMessageManager();
|
|
mm->ReceiveMessage(static_cast<EventTarget*>(kungFuDeathGrip), nullptr,
|
|
aMessageName, false, &data, nullptr, nullptr, nullptr,
|
|
IgnoreErrors());
|
|
}
|
|
|
|
bool BrowserChild::UpdateFrame(const RepaintRequest& aRequest) {
|
|
MOZ_ASSERT(aRequest.GetScrollId() != ScrollableLayerGuid::NULL_SCROLL_ID);
|
|
|
|
if (aRequest.IsRootContent()) {
|
|
if (PresShell* presShell = GetTopLevelPresShell()) {
|
|
// Guard against stale updates (updates meant for a pres shell which
|
|
// has since been torn down and destroyed).
|
|
if (aRequest.GetPresShellId() == presShell->GetPresShellId()) {
|
|
ProcessUpdateFrame(aRequest);
|
|
return true;
|
|
}
|
|
}
|
|
} else {
|
|
// aRequest.mIsRoot is false, so we are trying to update a subframe.
|
|
// This requires special handling.
|
|
APZCCallbackHelper::UpdateSubFrame(aRequest);
|
|
return true;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void BrowserChild::ProcessUpdateFrame(const RepaintRequest& aRequest) {
|
|
if (!mBrowserChildMessageManager) {
|
|
return;
|
|
}
|
|
|
|
APZCCallbackHelper::UpdateRootFrame(aRequest);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
ContentListener::HandleEvent(Event* aEvent) {
|
|
RemoteDOMEvent remoteEvent;
|
|
remoteEvent.mEvent = aEvent;
|
|
NS_ENSURE_STATE(remoteEvent.mEvent);
|
|
mBrowserChild->SendEvent(remoteEvent);
|
|
return NS_OK;
|
|
}
|
|
|
|
class BrowserChild::DelayedDeleteRunnable final : public Runnable,
|
|
public nsIRunnablePriority {
|
|
RefPtr<BrowserChild> mBrowserChild;
|
|
|
|
// In order to ensure that this runnable runs after everything that could
|
|
// possibly touch this tab, we send it through the event queue twice. The
|
|
// first time it runs at normal priority and the second time it runs at
|
|
// input priority. This ensures that it runs after all events that were in
|
|
// either queue at the time it was first dispatched. mReadyToDelete starts
|
|
// out false (when it runs at normal priority) and is then set to true.
|
|
bool mReadyToDelete = false;
|
|
|
|
public:
|
|
explicit DelayedDeleteRunnable(BrowserChild* aBrowserChild)
|
|
: Runnable("BrowserChild::DelayedDeleteRunnable"),
|
|
mBrowserChild(aBrowserChild) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aBrowserChild);
|
|
}
|
|
|
|
NS_DECL_ISUPPORTS_INHERITED
|
|
|
|
private:
|
|
~DelayedDeleteRunnable() {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(!mBrowserChild);
|
|
}
|
|
|
|
NS_IMETHOD GetPriority(uint32_t* aPriority) override {
|
|
*aPriority = mReadyToDelete ? nsIRunnablePriority::PRIORITY_INPUT_HIGH
|
|
: nsIRunnablePriority::PRIORITY_NORMAL;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHOD
|
|
Run() override {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(mBrowserChild);
|
|
|
|
if (!mReadyToDelete) {
|
|
// This time run this runnable at input priority.
|
|
mReadyToDelete = true;
|
|
MOZ_ALWAYS_SUCCEEDS(NS_DispatchToCurrentThread(this));
|
|
return NS_OK;
|
|
}
|
|
|
|
// Check in case ActorDestroy was called after RecvDestroy message.
|
|
if (mBrowserChild->IPCOpen()) {
|
|
Unused << PBrowserChild::Send__delete__(mBrowserChild);
|
|
}
|
|
|
|
mBrowserChild = nullptr;
|
|
return NS_OK;
|
|
}
|
|
};
|
|
|
|
NS_IMPL_ISUPPORTS_INHERITED(BrowserChild::DelayedDeleteRunnable, Runnable,
|
|
nsIRunnablePriority)
|
|
|
|
namespace {
|
|
std::map<TabId, RefPtr<BrowserChild>>& NestedBrowserChildMap() {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
static std::map<TabId, RefPtr<BrowserChild>> sNestedBrowserChildMap;
|
|
return sNestedBrowserChildMap;
|
|
}
|
|
} // namespace
|
|
|
|
already_AddRefed<BrowserChild> BrowserChild::FindBrowserChild(
|
|
const TabId& aTabId) {
|
|
auto iter = NestedBrowserChildMap().find(aTabId);
|
|
if (iter == NestedBrowserChildMap().end()) {
|
|
return nullptr;
|
|
}
|
|
RefPtr<BrowserChild> browserChild = iter->second;
|
|
return browserChild.forget();
|
|
}
|
|
|
|
/*static*/
|
|
already_AddRefed<BrowserChild> BrowserChild::Create(
|
|
ContentChild* aManager, const TabId& aTabId, const TabId& aSameTabGroupAs,
|
|
const TabContext& aContext, BrowsingContext* aBrowsingContext,
|
|
uint32_t aChromeFlags, bool aIsTopLevel) {
|
|
RefPtr<BrowserChild> groupChild = FindBrowserChild(aSameTabGroupAs);
|
|
dom::TabGroup* group = groupChild ? groupChild->TabGroup() : nullptr;
|
|
RefPtr<BrowserChild> iframe =
|
|
new BrowserChild(aManager, aTabId, group, aContext, aBrowsingContext,
|
|
aChromeFlags, aIsTopLevel);
|
|
return iframe.forget();
|
|
}
|
|
|
|
BrowserChild::BrowserChild(ContentChild* aManager, const TabId& aTabId,
|
|
dom::TabGroup* aTabGroup, const TabContext& aContext,
|
|
BrowsingContext* aBrowsingContext,
|
|
uint32_t aChromeFlags, bool aIsTopLevel)
|
|
: TabContext(aContext),
|
|
mBrowserChildMessageManager(nullptr),
|
|
mTabGroup(aTabGroup),
|
|
mManager(aManager),
|
|
mBrowsingContext(aBrowsingContext),
|
|
mChromeFlags(aChromeFlags),
|
|
mMaxTouchPoints(0),
|
|
mLayersId{0},
|
|
mEffectsInfo{EffectsInfo::FullyHidden()},
|
|
mDidFakeShow(false),
|
|
mNotified(false),
|
|
mTriedBrowserInit(false),
|
|
mOrientation(hal::eScreenOrientation_PortraitPrimary),
|
|
mIgnoreKeyPressEvent(false),
|
|
mHasValidInnerSize(false),
|
|
mDestroyed(false),
|
|
mDynamicToolbarMaxHeight(0),
|
|
mUniqueId(aTabId),
|
|
mIsTopLevel(aIsTopLevel),
|
|
mHasSiblings(false),
|
|
mIsTransparent(false),
|
|
mIPCOpen(false),
|
|
mParentIsActive(false),
|
|
mDidSetRealShowInfo(false),
|
|
mDidLoadURLInit(false),
|
|
mAwaitingLA(false),
|
|
mSkipKeyPress(false),
|
|
mLayersObserverEpoch{1},
|
|
#if defined(XP_WIN) && defined(ACCESSIBILITY)
|
|
mNativeWindowHandle(0),
|
|
#endif
|
|
#if defined(ACCESSIBILITY)
|
|
mTopLevelDocAccessibleChild(nullptr),
|
|
#endif
|
|
mShouldSendWebProgressEventsToParent(false),
|
|
mRenderLayers(true),
|
|
mPendingDocShellIsActive(false),
|
|
mPendingDocShellReceivedMessage(false),
|
|
mPendingRenderLayers(false),
|
|
mPendingRenderLayersReceivedMessage(false),
|
|
mPendingLayersObserverEpoch{0},
|
|
mPendingDocShellBlockers(0),
|
|
mCancelContentJSEpoch(0),
|
|
mWidgetNativeData(0) {
|
|
mozilla::HoldJSObjects(this);
|
|
|
|
nsWeakPtr weakPtrThis(do_GetWeakReference(
|
|
static_cast<nsIBrowserChild*>(this))); // for capture by the lambda
|
|
mSetAllowedTouchBehaviorCallback =
|
|
[weakPtrThis](uint64_t aInputBlockId,
|
|
const nsTArray<TouchBehaviorFlags>& aFlags) {
|
|
if (nsCOMPtr<nsIBrowserChild> browserChild =
|
|
do_QueryReferent(weakPtrThis)) {
|
|
static_cast<BrowserChild*>(browserChild.get())
|
|
->SetAllowedTouchBehavior(aInputBlockId, aFlags);
|
|
}
|
|
};
|
|
|
|
// preloaded BrowserChild should not be added to child map
|
|
if (mUniqueId) {
|
|
MOZ_ASSERT(NestedBrowserChildMap().find(mUniqueId) ==
|
|
NestedBrowserChildMap().end());
|
|
NestedBrowserChildMap()[mUniqueId] = this;
|
|
}
|
|
mCoalesceMouseMoveEvents =
|
|
Preferences::GetBool("dom.event.coalesce_mouse_move");
|
|
if (mCoalesceMouseMoveEvents) {
|
|
mCoalescedMouseEventFlusher = new CoalescedMouseMoveFlusher(this);
|
|
}
|
|
}
|
|
|
|
const CompositorOptions& BrowserChild::GetCompositorOptions() const {
|
|
// If you're calling this before mCompositorOptions is set, well.. don't.
|
|
MOZ_ASSERT(mCompositorOptions);
|
|
return mCompositorOptions.ref();
|
|
}
|
|
|
|
bool BrowserChild::AsyncPanZoomEnabled() const {
|
|
// This might get called by the TouchEvent::PrefEnabled code before we have
|
|
// mCompositorOptions populated (bug 1370089). In that case we just assume
|
|
// APZ is enabled because we're in a content process (because BrowserChild)
|
|
// and APZ is probably going to be enabled here since e10s is enabled.
|
|
return mCompositorOptions ? mCompositorOptions->UseAPZ() : true;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::Observe(nsISupports* aSubject, const char* aTopic,
|
|
const char16_t* aData) {
|
|
if (!strcmp(aTopic, BEFORE_FIRST_PAINT)) {
|
|
if (AsyncPanZoomEnabled()) {
|
|
nsCOMPtr<Document> subject(do_QueryInterface(aSubject));
|
|
nsCOMPtr<Document> doc(GetTopLevelDocument());
|
|
|
|
if (subject == doc && doc->IsTopLevelContentDocument()) {
|
|
RefPtr<PresShell> presShell = doc->GetPresShell();
|
|
if (presShell) {
|
|
presShell->SetIsFirstPaint(true);
|
|
}
|
|
|
|
APZCCallbackHelper::InitializeRootDisplayport(presShell);
|
|
}
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void BrowserChild::ContentReceivedInputBlock(uint64_t aInputBlockId,
|
|
bool aPreventDefault) const {
|
|
if (mApzcTreeManager) {
|
|
mApzcTreeManager->ContentReceivedInputBlock(aInputBlockId, aPreventDefault);
|
|
}
|
|
}
|
|
|
|
void BrowserChild::SetTargetAPZC(
|
|
uint64_t aInputBlockId,
|
|
const nsTArray<SLGuidAndRenderRoot>& aTargets) const {
|
|
if (mApzcTreeManager) {
|
|
mApzcTreeManager->SetTargetAPZC(aInputBlockId, aTargets);
|
|
}
|
|
}
|
|
|
|
void BrowserChild::SetAllowedTouchBehavior(
|
|
uint64_t aInputBlockId,
|
|
const nsTArray<TouchBehaviorFlags>& aTargets) const {
|
|
if (mApzcTreeManager) {
|
|
mApzcTreeManager->SetAllowedTouchBehavior(aInputBlockId, aTargets);
|
|
}
|
|
}
|
|
|
|
bool BrowserChild::DoUpdateZoomConstraints(
|
|
const uint32_t& aPresShellId, const ViewID& aViewId,
|
|
const Maybe<ZoomConstraints>& aConstraints) {
|
|
if (!mApzcTreeManager || mDestroyed) {
|
|
return false;
|
|
}
|
|
|
|
SLGuidAndRenderRoot guid = SLGuidAndRenderRoot(
|
|
mLayersId, aPresShellId, aViewId, gfxUtils::GetContentRenderRoot());
|
|
|
|
mApzcTreeManager->UpdateZoomConstraints(guid, aConstraints);
|
|
return true;
|
|
}
|
|
|
|
nsresult BrowserChild::Init(mozIDOMWindowProxy* aParent,
|
|
WindowGlobalChild* aInitialWindowChild) {
|
|
MOZ_DIAGNOSTIC_ASSERT(mTabGroup);
|
|
MOZ_ASSERT_IF(aInitialWindowChild,
|
|
aInitialWindowChild->BrowsingContext() == mBrowsingContext);
|
|
|
|
nsCOMPtr<nsIWidget> widget = nsIWidget::CreatePuppetWidget(this);
|
|
mPuppetWidget = static_cast<PuppetWidget*>(widget.get());
|
|
if (!mPuppetWidget) {
|
|
NS_ERROR("couldn't create fake widget");
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
mPuppetWidget->InfallibleCreate(nullptr,
|
|
nullptr, // no parents
|
|
LayoutDeviceIntRect(0, 0, 0, 0),
|
|
nullptr); // HandleWidgetEvent
|
|
|
|
mWebBrowser = nsWebBrowser::Create(this, mPuppetWidget, OriginAttributesRef(),
|
|
mBrowsingContext, aInitialWindowChild);
|
|
nsIWebBrowser* webBrowser = mWebBrowser;
|
|
|
|
mWebNav = do_QueryInterface(webBrowser);
|
|
NS_ASSERTION(mWebNav, "nsWebBrowser doesn't implement nsIWebNavigation?");
|
|
|
|
// Set the tab context attributes then pass to docShell
|
|
NotifyTabContextUpdated(false);
|
|
|
|
// IPC uses a WebBrowser object for which DNS prefetching is turned off
|
|
// by default. But here we really want it, so enable it explicitly
|
|
mWebBrowser->SetAllowDNSPrefetch(true);
|
|
|
|
nsCOMPtr<nsIDocShell> docShell = do_GetInterface(WebNavigation());
|
|
MOZ_ASSERT(docShell);
|
|
|
|
mStatusFilter = new nsBrowserStatusFilter();
|
|
|
|
RefPtr<nsIEventTarget> eventTarget =
|
|
TabGroup()->EventTargetFor(TaskCategory::Network);
|
|
|
|
mStatusFilter->SetTarget(eventTarget);
|
|
nsresult rv =
|
|
mStatusFilter->AddProgressListener(this, nsIWebProgress::NOTIFY_ALL);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
{
|
|
nsCOMPtr<nsIWebProgress> webProgress = do_QueryInterface(docShell);
|
|
rv = webProgress->AddProgressListener(mStatusFilter,
|
|
nsIWebProgress::NOTIFY_ALL);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
docShell->SetAffectPrivateSessionLifetime(
|
|
mChromeFlags & nsIWebBrowserChrome::CHROME_PRIVATE_LIFETIME);
|
|
nsCOMPtr<nsILoadContext> loadContext = do_GetInterface(WebNavigation());
|
|
MOZ_ASSERT(loadContext);
|
|
loadContext->SetPrivateBrowsing(OriginAttributesRef().mPrivateBrowsingId > 0);
|
|
loadContext->SetRemoteTabs(mChromeFlags &
|
|
nsIWebBrowserChrome::CHROME_REMOTE_WINDOW);
|
|
loadContext->SetRemoteSubframes(mChromeFlags &
|
|
nsIWebBrowserChrome::CHROME_FISSION_WINDOW);
|
|
|
|
// Few lines before, baseWindow->Create() will end up creating a new
|
|
// window root in nsGlobalWindow::SetDocShell.
|
|
// Then this chrome event handler, will be inherited to inner windows.
|
|
// We want to also set it to the docshell so that inner windows
|
|
// and any code that has access to the docshell
|
|
// can all listen to the same chrome event handler.
|
|
// XXX: ideally, we would set a chrome event handler earlier,
|
|
// and all windows, even the root one, will use the docshell one.
|
|
nsCOMPtr<nsPIDOMWindowOuter> window = do_GetInterface(WebNavigation());
|
|
NS_ENSURE_TRUE(window, NS_ERROR_FAILURE);
|
|
nsCOMPtr<EventTarget> chromeHandler = window->GetChromeEventHandler();
|
|
docShell->SetChromeEventHandler(chromeHandler);
|
|
|
|
if (window->GetCurrentInnerWindow()) {
|
|
window->SetKeyboardIndicators(ShowFocusRings());
|
|
} else {
|
|
// Skip ShouldShowFocusRing check if no inner window is available
|
|
window->SetInitialKeyboardIndicators(ShowFocusRings());
|
|
}
|
|
|
|
// Window scrollbar flags only affect top level remote frames, not fission
|
|
// frames.
|
|
if (mIsTopLevel) {
|
|
nsContentUtils::SetScrollbarsVisibility(
|
|
window->GetDocShell(),
|
|
!!(mChromeFlags & nsIWebBrowserChrome::CHROME_SCROLLBARS));
|
|
}
|
|
|
|
nsWeakPtr weakPtrThis = do_GetWeakReference(
|
|
static_cast<nsIBrowserChild*>(this)); // for capture by the lambda
|
|
ContentReceivedInputBlockCallback callback(
|
|
[weakPtrThis](uint64_t aInputBlockId, bool aPreventDefault) {
|
|
if (nsCOMPtr<nsIBrowserChild> browserChild =
|
|
do_QueryReferent(weakPtrThis)) {
|
|
static_cast<BrowserChild*>(browserChild.get())
|
|
->ContentReceivedInputBlock(aInputBlockId, aPreventDefault);
|
|
}
|
|
});
|
|
mAPZEventState = new APZEventState(mPuppetWidget, std::move(callback));
|
|
|
|
mIPCOpen = true;
|
|
|
|
#if !defined(MOZ_WIDGET_ANDROID) && !defined(MOZ_THUNDERBIRD) && \
|
|
!defined(MOZ_SUITE)
|
|
mSessionStoreListener = new TabListener(docShell, nullptr);
|
|
rv = mSessionStoreListener->Init();
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
#endif
|
|
return NS_OK;
|
|
}
|
|
|
|
void BrowserChild::NotifyTabContextUpdated(bool aIsPreallocated) {
|
|
nsCOMPtr<nsIDocShell> docShell = do_GetInterface(WebNavigation());
|
|
MOZ_ASSERT(docShell);
|
|
|
|
if (!docShell) {
|
|
return;
|
|
}
|
|
|
|
UpdateFrameType();
|
|
|
|
if (aIsPreallocated) {
|
|
nsDocShell::Cast(docShell)->SetOriginAttributes(OriginAttributesRef());
|
|
}
|
|
|
|
// Set SANDBOXED_AUXILIARY_NAVIGATION flag if this is a receiver page.
|
|
if (!PresentationURL().IsEmpty()) {
|
|
mBrowsingContext->SetSandboxFlags(SANDBOXED_AUXILIARY_NAVIGATION);
|
|
}
|
|
}
|
|
|
|
void BrowserChild::UpdateFrameType() {
|
|
nsCOMPtr<nsIDocShell> docShell = do_GetInterface(WebNavigation());
|
|
MOZ_ASSERT(docShell);
|
|
|
|
// TODO: Bug 1252794 - remove frameType from nsIDocShell.idl
|
|
docShell->SetFrameType(IsMozBrowserElement()
|
|
? nsIDocShell::FRAME_TYPE_BROWSER
|
|
: nsIDocShell::FRAME_TYPE_REGULAR);
|
|
}
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_CLASS(BrowserChild)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(BrowserChild)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mBrowserChildMessageManager)
|
|
tmp->nsMessageManagerScriptExecutor::Unlink();
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mWebBrowserChrome)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mStatusFilter)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mWebNav)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mBrowsingContext)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK_WEAK_REFERENCE
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK_END
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(BrowserChild)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mBrowserChildMessageManager)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mWebBrowserChrome)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mStatusFilter)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mWebNav)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mBrowsingContext)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN(BrowserChild)
|
|
tmp->nsMessageManagerScriptExecutor::Trace(aCallbacks, aClosure);
|
|
NS_IMPL_CYCLE_COLLECTION_TRACE_END
|
|
|
|
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(BrowserChild)
|
|
NS_INTERFACE_MAP_ENTRY(nsIWebBrowserChrome)
|
|
NS_INTERFACE_MAP_ENTRY(nsIEmbeddingSiteWindow)
|
|
NS_INTERFACE_MAP_ENTRY(nsIWebBrowserChromeFocus)
|
|
NS_INTERFACE_MAP_ENTRY(nsIInterfaceRequestor)
|
|
NS_INTERFACE_MAP_ENTRY(nsIWindowProvider)
|
|
NS_INTERFACE_MAP_ENTRY(nsIBrowserChild)
|
|
NS_INTERFACE_MAP_ENTRY(nsIObserver)
|
|
NS_INTERFACE_MAP_ENTRY(nsISupportsWeakReference)
|
|
NS_INTERFACE_MAP_ENTRY(nsITooltipListener)
|
|
NS_INTERFACE_MAP_ENTRY(nsIWebProgressListener)
|
|
NS_INTERFACE_MAP_ENTRY(nsIWebProgressListener2)
|
|
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIBrowserChild)
|
|
NS_INTERFACE_MAP_END
|
|
|
|
NS_IMPL_CYCLE_COLLECTING_ADDREF(BrowserChild)
|
|
NS_IMPL_CYCLE_COLLECTING_RELEASE(BrowserChild)
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::GetChromeFlags(uint32_t* aChromeFlags) {
|
|
*aChromeFlags = mChromeFlags;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::SetChromeFlags(uint32_t aChromeFlags) {
|
|
NS_WARNING("trying to SetChromeFlags from content process?");
|
|
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::RemoteSizeShellTo(int32_t aWidth, int32_t aHeight,
|
|
int32_t aShellItemWidth,
|
|
int32_t aShellItemHeight) {
|
|
nsCOMPtr<nsIDocShell> ourDocShell = do_GetInterface(WebNavigation());
|
|
nsCOMPtr<nsIBaseWindow> docShellAsWin(do_QueryInterface(ourDocShell));
|
|
NS_ENSURE_STATE(docShellAsWin);
|
|
|
|
int32_t width, height;
|
|
docShellAsWin->GetSize(&width, &height);
|
|
|
|
uint32_t flags = 0;
|
|
if (width == aWidth) {
|
|
flags |= nsIEmbeddingSiteWindow::DIM_FLAGS_IGNORE_CX;
|
|
}
|
|
|
|
if (height == aHeight) {
|
|
flags |= nsIEmbeddingSiteWindow::DIM_FLAGS_IGNORE_CY;
|
|
}
|
|
|
|
bool sent = SendSizeShellTo(flags, aWidth, aHeight, aShellItemWidth,
|
|
aShellItemHeight);
|
|
|
|
return sent ? NS_OK : NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::RemoteDropLinks(
|
|
const nsTArray<RefPtr<nsIDroppedLinkItem>>& aLinks) {
|
|
nsTArray<nsString> linksArray;
|
|
nsresult rv = NS_OK;
|
|
for (nsIDroppedLinkItem* link : aLinks) {
|
|
nsString tmp;
|
|
rv = link->GetUrl(tmp);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
linksArray.AppendElement(tmp);
|
|
|
|
rv = link->GetName(tmp);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
linksArray.AppendElement(tmp);
|
|
|
|
rv = link->GetType(tmp);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
linksArray.AppendElement(tmp);
|
|
}
|
|
bool sent = SendDropLinks(linksArray);
|
|
|
|
return sent ? NS_OK : NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::ShowAsModal() {
|
|
NS_WARNING("BrowserChild::ShowAsModal not supported in BrowserChild");
|
|
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::IsWindowModal(bool* aRetVal) {
|
|
*aRetVal = false;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::SetLinkStatus(const nsAString& aStatusText) {
|
|
// We can only send the status after the ipc machinery is set up
|
|
if (IPCOpen()) {
|
|
SendSetLinkStatus(nsString(aStatusText));
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::SetDimensions(uint32_t aFlags, int32_t aX, int32_t aY,
|
|
int32_t aCx, int32_t aCy) {
|
|
// The parent is in charge of the dimension changes. If JS code wants to
|
|
// change the dimensions (moveTo, screenX, etc.) we send a message to the
|
|
// parent about the new requested dimension, the parent does the resize/move
|
|
// then send a message to the child to update itself. For APIs like screenX
|
|
// this function is called with the current value for the non-changed values.
|
|
// In a series of calls like window.screenX = 10; window.screenY = 10; for
|
|
// the second call, since screenX is not yet updated we might accidentally
|
|
// reset back screenX to it's old value. To avoid this if a parameter did not
|
|
// change we want the parent to ignore its value.
|
|
int32_t x, y, cx, cy;
|
|
GetDimensions(aFlags, &x, &y, &cx, &cy);
|
|
|
|
if (x == aX) {
|
|
aFlags |= nsIEmbeddingSiteWindow::DIM_FLAGS_IGNORE_X;
|
|
}
|
|
|
|
if (y == aY) {
|
|
aFlags |= nsIEmbeddingSiteWindow::DIM_FLAGS_IGNORE_Y;
|
|
}
|
|
|
|
if (cx == aCx) {
|
|
aFlags |= nsIEmbeddingSiteWindow::DIM_FLAGS_IGNORE_CX;
|
|
}
|
|
|
|
if (cy == aCy) {
|
|
aFlags |= nsIEmbeddingSiteWindow::DIM_FLAGS_IGNORE_CY;
|
|
}
|
|
|
|
double scale = mPuppetWidget ? mPuppetWidget->GetDefaultScale().scale : 1.0;
|
|
|
|
Unused << SendSetDimensions(aFlags, aX, aY, aCx, aCy, scale);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::GetDimensions(uint32_t aFlags, int32_t* aX, int32_t* aY,
|
|
int32_t* aCx, int32_t* aCy) {
|
|
ScreenIntRect rect = GetOuterRect();
|
|
if (aX) {
|
|
*aX = rect.x;
|
|
}
|
|
if (aY) {
|
|
*aY = rect.y;
|
|
}
|
|
if (aCx) {
|
|
*aCx = rect.width;
|
|
}
|
|
if (aCy) {
|
|
*aCy = rect.height;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::SetFocus() { return NS_ERROR_NOT_IMPLEMENTED; }
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::GetVisibility(bool* aVisibility) {
|
|
*aVisibility = true;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::SetVisibility(bool aVisibility) {
|
|
// should the platform support this? Bug 666365
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::GetTitle(nsAString& aTitle) {
|
|
NS_WARNING("BrowserChild::GetTitle not supported in BrowserChild");
|
|
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::SetTitle(const nsAString& aTitle) {
|
|
// JavaScript sends the "DOMTitleChanged" event to the parent
|
|
// via the message manager.
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::GetSiteWindow(void** aSiteWindow) {
|
|
NS_WARNING("BrowserChild::GetSiteWindow not supported in BrowserChild");
|
|
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::Blur() { return NS_ERROR_NOT_IMPLEMENTED; }
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::FocusNextElement(bool aForDocumentNavigation) {
|
|
SendMoveFocus(true, aForDocumentNavigation);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::FocusPrevElement(bool aForDocumentNavigation) {
|
|
SendMoveFocus(false, aForDocumentNavigation);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::GetInterface(const nsIID& aIID, void** aSink) {
|
|
if (aIID.Equals(NS_GET_IID(nsIWebBrowserChrome3))) {
|
|
return GetWebBrowserChrome(reinterpret_cast<nsIWebBrowserChrome3**>(aSink));
|
|
}
|
|
|
|
// XXXbz should we restrict the set of interfaces we hand out here?
|
|
// See bug 537429
|
|
return QueryInterface(aIID, aSink);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::ProvideWindow(mozIDOMWindowProxy* aParent, uint32_t aChromeFlags,
|
|
bool aCalledFromJS, bool aPositionSpecified,
|
|
bool aSizeSpecified, nsIURI* aURI,
|
|
const nsAString& aName, const nsACString& aFeatures,
|
|
bool aForceNoOpener, bool aForceNoReferrer,
|
|
nsDocShellLoadState* aLoadState, bool* aWindowIsNew,
|
|
BrowsingContext** aReturn) {
|
|
*aReturn = nullptr;
|
|
|
|
// If aParent is inside an <iframe mozbrowser> and this isn't a request to
|
|
// open a modal-type window, we're going to create a new <iframe mozbrowser>
|
|
// and return its window here.
|
|
nsCOMPtr<nsIDocShell> docshell = do_GetInterface(aParent);
|
|
bool iframeMoz =
|
|
(docshell && docshell->GetIsInMozBrowser() &&
|
|
!(aChromeFlags & (nsIWebBrowserChrome::CHROME_MODAL |
|
|
nsIWebBrowserChrome::CHROME_OPENAS_DIALOG |
|
|
nsIWebBrowserChrome::CHROME_OPENAS_CHROME)));
|
|
|
|
if (!iframeMoz) {
|
|
int32_t openLocation = nsWindowWatcher::GetWindowOpenLocation(
|
|
nsPIDOMWindowOuter::From(aParent), aChromeFlags, aCalledFromJS,
|
|
aPositionSpecified, aSizeSpecified);
|
|
|
|
// If it turns out we're opening in the current browser, just hand over the
|
|
// current browser's docshell.
|
|
if (openLocation == nsIBrowserDOMWindow::OPEN_CURRENTWINDOW) {
|
|
nsCOMPtr<nsIWebBrowser> browser = do_GetInterface(WebNavigation());
|
|
*aWindowIsNew = false;
|
|
|
|
nsCOMPtr<mozIDOMWindowProxy> win;
|
|
MOZ_TRY(browser->GetContentDOMWindow(getter_AddRefs(win)));
|
|
|
|
RefPtr<BrowsingContext> bc(
|
|
nsPIDOMWindowOuter::From(win)->GetBrowsingContext());
|
|
bc.forget(aReturn);
|
|
return NS_OK;
|
|
}
|
|
}
|
|
|
|
// Note that ProvideWindowCommon may return NS_ERROR_ABORT if the
|
|
// open window call was canceled. It's important that we pass this error
|
|
// code back to our caller.
|
|
ContentChild* cc = ContentChild::GetSingleton();
|
|
return cc->ProvideWindowCommon(
|
|
this, aParent, iframeMoz, aChromeFlags, aCalledFromJS, aPositionSpecified,
|
|
aSizeSpecified, aURI, aName, aFeatures, aForceNoOpener, aForceNoReferrer,
|
|
aLoadState, aWindowIsNew, aReturn);
|
|
}
|
|
|
|
void BrowserChild::DestroyWindow() {
|
|
mBrowsingContext = nullptr;
|
|
|
|
// TabGroups contain circular references to their event queues that they break
|
|
// when the last window leaves. If we never attached a window to our TabGroup,
|
|
// though, it will never see a window leave, and will therefore never break
|
|
// its circular references. If it hasn't had a window attached by now, it
|
|
// never will, so have it destroy itself now if it's empty.
|
|
mTabGroup->MaybeDestroy();
|
|
|
|
if (mStatusFilter) {
|
|
if (nsCOMPtr<nsIWebProgress> webProgress =
|
|
do_QueryInterface(WebNavigation())) {
|
|
webProgress->RemoveProgressListener(mStatusFilter);
|
|
}
|
|
|
|
mStatusFilter->RemoveProgressListener(this);
|
|
mStatusFilter = nullptr;
|
|
}
|
|
|
|
if (mCoalescedMouseEventFlusher) {
|
|
mCoalescedMouseEventFlusher->RemoveObserver();
|
|
mCoalescedMouseEventFlusher = nullptr;
|
|
}
|
|
|
|
if (mSessionStoreListener) {
|
|
mSessionStoreListener->RemoveListeners();
|
|
mSessionStoreListener = nullptr;
|
|
}
|
|
|
|
// In case we don't have chance to process all entries, clean all data in
|
|
// the queue.
|
|
while (mToBeDispatchedMouseData.GetSize() > 0) {
|
|
UniquePtr<CoalescedMouseData> data(
|
|
static_cast<CoalescedMouseData*>(mToBeDispatchedMouseData.PopFront()));
|
|
data.reset();
|
|
}
|
|
|
|
nsCOMPtr<nsIBaseWindow> baseWindow = do_QueryInterface(WebNavigation());
|
|
if (baseWindow) baseWindow->Destroy();
|
|
|
|
if (mPuppetWidget) {
|
|
mPuppetWidget->Destroy();
|
|
}
|
|
|
|
mLayersConnected = Nothing();
|
|
|
|
if (mLayersId.IsValid()) {
|
|
StaticMutexAutoLock lock(sBrowserChildrenMutex);
|
|
|
|
MOZ_ASSERT(sBrowserChildren);
|
|
sBrowserChildren->Remove(uint64_t(mLayersId));
|
|
if (!sBrowserChildren->Count()) {
|
|
delete sBrowserChildren;
|
|
sBrowserChildren = nullptr;
|
|
}
|
|
mLayersId = layers::LayersId{0};
|
|
}
|
|
}
|
|
|
|
void BrowserChild::ActorDestroy(ActorDestroyReason why) {
|
|
mIPCOpen = false;
|
|
|
|
DestroyWindow();
|
|
|
|
if (mBrowserChildMessageManager) {
|
|
// We should have a message manager if the global is alive, but it
|
|
// seems sometimes we don't. Assert in aurora/nightly, but don't
|
|
// crash in release builds.
|
|
MOZ_DIAGNOSTIC_ASSERT(mBrowserChildMessageManager->GetMessageManager());
|
|
if (mBrowserChildMessageManager->GetMessageManager()) {
|
|
// The messageManager relays messages via the BrowserChild which
|
|
// no longer exists.
|
|
mBrowserChildMessageManager->DisconnectMessageManager();
|
|
}
|
|
}
|
|
|
|
CompositorBridgeChild* compositorChild = CompositorBridgeChild::Get();
|
|
if (compositorChild) {
|
|
compositorChild->CancelNotifyAfterRemotePaint(this);
|
|
}
|
|
|
|
if (GetTabId() != 0) {
|
|
NestedBrowserChildMap().erase(GetTabId());
|
|
}
|
|
}
|
|
|
|
BrowserChild::~BrowserChild() {
|
|
mAnonymousGlobalScopes.Clear();
|
|
if (sVisibleTabs) {
|
|
sVisibleTabs->RemoveEntry(this);
|
|
if (sVisibleTabs->IsEmpty()) {
|
|
delete sVisibleTabs;
|
|
sVisibleTabs = nullptr;
|
|
}
|
|
}
|
|
|
|
DestroyWindow();
|
|
|
|
nsCOMPtr<nsIWebBrowser> webBrowser = do_QueryInterface(WebNavigation());
|
|
if (webBrowser) {
|
|
webBrowser->SetContainerWindow(nullptr);
|
|
}
|
|
|
|
mozilla::DropJSObjects(this);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvWillChangeProcess(
|
|
WillChangeProcessResolver&& aResolve) {
|
|
if (nsCOMPtr<nsIDocShell> docShell = do_GetInterface(WebNavigation())) {
|
|
RefPtr<nsDocShell> docshell = nsDocShell::Cast(docShell);
|
|
docshell->SetWillChangeProcess();
|
|
}
|
|
aResolve(true);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvLoadURL(const nsCString& aURI,
|
|
const ParentShowInfo& aInfo) {
|
|
if (!mDidLoadURLInit) {
|
|
mDidLoadURLInit = true;
|
|
if (!InitBrowserChildMessageManager()) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
ApplyParentShowInfo(aInfo);
|
|
}
|
|
|
|
LoadURIOptions loadURIOptions;
|
|
loadURIOptions.mTriggeringPrincipal = nsContentUtils::GetSystemPrincipal();
|
|
loadURIOptions.mLoadFlags =
|
|
nsIWebNavigation::LOAD_FLAGS_ALLOW_THIRD_PARTY_FIXUP |
|
|
nsIWebNavigation::LOAD_FLAGS_DISALLOW_INHERIT_PRINCIPAL;
|
|
|
|
nsIWebNavigation* webNav = WebNavigation();
|
|
nsresult rv = webNav->LoadURI(NS_ConvertUTF8toUTF16(aURI), loadURIOptions);
|
|
if (NS_FAILED(rv)) {
|
|
NS_WARNING(
|
|
"WebNavigation()->LoadURI failed. Eating exception, what else can I "
|
|
"do?");
|
|
}
|
|
|
|
nsCOMPtr<nsIDocShell> docShell = do_GetInterface(WebNavigation());
|
|
if (docShell) {
|
|
nsDocShell::Cast(docShell)->MaybeClearStorageAccessFlag();
|
|
}
|
|
|
|
CrashReporter::AnnotateCrashReport(CrashReporter::Annotation::URL, aURI);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvResumeLoad(
|
|
const uint64_t& aPendingSwitchID, const ParentShowInfo& aInfo) {
|
|
if (!mDidLoadURLInit) {
|
|
mDidLoadURLInit = true;
|
|
if (!InitBrowserChildMessageManager()) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
ApplyParentShowInfo(aInfo);
|
|
}
|
|
|
|
nsresult rv = WebNavigation()->ResumeRedirectedLoad(aPendingSwitchID, -1);
|
|
if (NS_FAILED(rv)) {
|
|
NS_WARNING("WebNavigation()->ResumeRedirectedLoad failed");
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
void BrowserChild::DoFakeShow(const ParentShowInfo& aParentShowInfo) {
|
|
OwnerShowInfo ownerInfo{ScreenIntSize(), ScrollbarPreference::Auto,
|
|
mParentIsActive, nsSizeMode_Normal};
|
|
RecvShow(aParentShowInfo, ownerInfo);
|
|
mDidFakeShow = true;
|
|
}
|
|
|
|
void BrowserChild::ApplyParentShowInfo(const ParentShowInfo& aInfo) {
|
|
// Even if we already set real show info, the dpi / rounding & scale may still
|
|
// be invalid (if BrowserParent wasn't able to get widget it would just send
|
|
// 0). So better to always set up-to-date values here.
|
|
if (aInfo.dpi() > 0) {
|
|
mPuppetWidget->UpdateBackingScaleCache(aInfo.dpi(), aInfo.widgetRounding(),
|
|
aInfo.defaultScale());
|
|
}
|
|
|
|
if (mDidSetRealShowInfo) {
|
|
return;
|
|
}
|
|
|
|
if (!aInfo.fakeShowInfo()) {
|
|
// Once we've got one ShowInfo from parent, no need to update the values
|
|
// anymore.
|
|
mDidSetRealShowInfo = true;
|
|
}
|
|
|
|
nsCOMPtr<nsIDocShell> docShell = do_GetInterface(WebNavigation());
|
|
if (docShell) {
|
|
docShell->SetFullscreenAllowed(aInfo.fullscreenAllowed());
|
|
if (aInfo.isPrivate()) {
|
|
nsCOMPtr<nsILoadContext> context = do_GetInterface(docShell);
|
|
// No need to re-set private browsing mode.
|
|
if (!context->UsePrivateBrowsing()) {
|
|
if (docShell->GetHasLoadedNonBlankURI()) {
|
|
nsContentUtils::ReportToConsoleNonLocalized(
|
|
NS_LITERAL_STRING("We should not switch to Private Browsing "
|
|
"after loading a document."),
|
|
nsIScriptError::warningFlag,
|
|
NS_LITERAL_CSTRING("mozprivatebrowsing"), nullptr);
|
|
} else {
|
|
OriginAttributes attrs(
|
|
nsDocShell::Cast(docShell)->GetOriginAttributes());
|
|
attrs.SyncAttributesWithPrivateBrowsing(true);
|
|
nsDocShell::Cast(docShell)->SetOriginAttributes(attrs);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
mIsTransparent = aInfo.isTransparent();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvShow(
|
|
const ParentShowInfo& aParentInfo, const OwnerShowInfo& aOwnerInfo) {
|
|
bool res = true;
|
|
|
|
mPuppetWidget->SetSizeMode(aOwnerInfo.sizeMode());
|
|
if (!mDidFakeShow) {
|
|
nsCOMPtr<nsIBaseWindow> baseWindow = do_QueryInterface(WebNavigation());
|
|
if (!baseWindow) {
|
|
NS_ERROR("WebNavigation() doesn't QI to nsIBaseWindow");
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
baseWindow->SetVisibility(true);
|
|
res = InitBrowserChildMessageManager();
|
|
}
|
|
|
|
ApplyParentShowInfo(aParentInfo);
|
|
RecvParentActivated(aOwnerInfo.parentWindowIsActive());
|
|
if (!mIsTopLevel) {
|
|
RecvScrollbarPreferenceChanged(aOwnerInfo.scrollbarPreference());
|
|
}
|
|
|
|
if (!res) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
UpdateVisibility();
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvInitRendering(
|
|
const TextureFactoryIdentifier& aTextureFactoryIdentifier,
|
|
const layers::LayersId& aLayersId,
|
|
const CompositorOptions& aCompositorOptions, const bool& aLayersConnected) {
|
|
mLayersConnected = Some(aLayersConnected);
|
|
InitRenderingState(aTextureFactoryIdentifier, aLayersId, aCompositorOptions);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvScrollbarPreferenceChanged(
|
|
ScrollbarPreference aPreference) {
|
|
MOZ_ASSERT(!mIsTopLevel,
|
|
"Scrollbar visibility should be derived from chrome flags for "
|
|
"top-level windows");
|
|
nsCOMPtr<nsIDocShell> docShell = do_GetInterface(WebNavigation());
|
|
nsDocShell::Cast(docShell)->SetScrollbarPreference(aPreference);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvCompositorOptionsChanged(
|
|
const CompositorOptions& aNewOptions) {
|
|
MOZ_ASSERT(mCompositorOptions);
|
|
|
|
// The only compositor option we currently support changing is APZ
|
|
// enablement. Even that is only partially supported for now:
|
|
// * Going from APZ to non-APZ is fine - we just flip the stored flag.
|
|
// Note that we keep the actors (mApzcTreeManager, and the APZChild
|
|
// created in InitAPZState()) around (read on for why).
|
|
// * Going from non-APZ to APZ is only supported if we were using
|
|
// APZ initially (at InitRendering() time) and we are transitioning
|
|
// back. In this case, we just reuse the actors which we kept around.
|
|
// Fully supporting a non-APZ to APZ transition (i.e. even in cases
|
|
// where we initialized as non-APZ) would require setting up the actors
|
|
// here. (In that case, we would also have the options of destroying
|
|
// the actors in the APZ --> non-APZ case, and always re-creating them
|
|
// during a non-APZ --> APZ transition).
|
|
mCompositorOptions->SetUseAPZ(aNewOptions.UseAPZ());
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvUpdateDimensions(
|
|
const DimensionInfo& aDimensionInfo) {
|
|
if (mLayersConnected.isNothing()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
mUnscaledOuterRect = aDimensionInfo.rect();
|
|
mClientOffset = aDimensionInfo.clientOffset();
|
|
mChromeOffset = aDimensionInfo.chromeOffset();
|
|
|
|
mOrientation = aDimensionInfo.orientation();
|
|
SetUnscaledInnerSize(aDimensionInfo.size());
|
|
if (!mHasValidInnerSize && aDimensionInfo.size().width != 0 &&
|
|
aDimensionInfo.size().height != 0) {
|
|
mHasValidInnerSize = true;
|
|
}
|
|
|
|
ScreenIntSize screenSize = GetInnerSize();
|
|
ScreenIntRect screenRect = GetOuterRect();
|
|
|
|
// Set the size on the document viewer before we update the widget and
|
|
// trigger a reflow. Otherwise the MobileViewportManager reads the stale
|
|
// size from the content viewer when it computes a new CSS viewport.
|
|
nsCOMPtr<nsIBaseWindow> baseWin = do_QueryInterface(WebNavigation());
|
|
baseWin->SetPositionAndSize(0, 0, screenSize.width, screenSize.height,
|
|
nsIBaseWindow::eRepaint);
|
|
|
|
mPuppetWidget->Resize(screenRect.x + mClientOffset.x + mChromeOffset.x,
|
|
screenRect.y + mClientOffset.y + mChromeOffset.y,
|
|
screenSize.width, screenSize.height, true);
|
|
|
|
// For our devtools Responsive Design Mode, we need to send a special
|
|
// event to indicate that we've finished processing a frame size change.
|
|
// This is used by RDM to respond correctly to changes to full zoom,
|
|
// which also change the window size.
|
|
RefPtr<Document> doc = GetTopLevelDocument();
|
|
BrowsingContext* bc = doc ? doc->GetBrowsingContext() : nullptr;
|
|
if (bc && bc->InRDMPane()) {
|
|
RefPtr<AsyncEventDispatcher> dispatcher = new AsyncEventDispatcher(
|
|
doc, NS_LITERAL_STRING("mozupdatedremoteframedimensions"),
|
|
CanBubble::eYes, ChromeOnlyDispatch::eYes);
|
|
dispatcher->PostDOMEvent();
|
|
}
|
|
|
|
RecvSafeAreaInsetsChanged(mPuppetWidget->GetSafeAreaInsets());
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvSizeModeChanged(
|
|
const nsSizeMode& aSizeMode) {
|
|
mPuppetWidget->SetSizeMode(aSizeMode);
|
|
if (!mPuppetWidget->IsVisible()) {
|
|
return IPC_OK();
|
|
}
|
|
nsCOMPtr<Document> document(GetTopLevelDocument());
|
|
if (!document) {
|
|
return IPC_OK();
|
|
}
|
|
nsPresContext* presContext = document->GetPresContext();
|
|
if (presContext) {
|
|
presContext->SizeModeChanged(aSizeMode);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvChildToParentMatrix(
|
|
const Maybe<gfx::Matrix4x4>& aMatrix,
|
|
const ScreenRect& aTopLevelViewportVisibleRectInBrowserCoords) {
|
|
mChildToParentConversionMatrix =
|
|
LayoutDeviceToLayoutDeviceMatrix4x4::FromUnknownMatrix(aMatrix);
|
|
mTopLevelViewportVisibleRectInBrowserCoords =
|
|
aTopLevelViewportVisibleRectInBrowserCoords;
|
|
|
|
// Trigger an intersection observation update since ancestor viewports
|
|
// changed.
|
|
if (RefPtr<Document> toplevelDoc = GetTopLevelDocument()) {
|
|
if (nsPresContext* pc = toplevelDoc->GetPresContext()) {
|
|
pc->RefreshDriver()->EnsureIntersectionObservationsUpdateHappens();
|
|
}
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvSetIsUnderHiddenEmbedderElement(
|
|
const bool& aIsUnderHiddenEmbedderElement) {
|
|
if (RefPtr<PresShell> presShell = GetTopLevelPresShell()) {
|
|
presShell->SetIsUnderHiddenEmbedderElement(aIsUnderHiddenEmbedderElement);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvDynamicToolbarMaxHeightChanged(
|
|
const ScreenIntCoord& aHeight) {
|
|
#if defined(MOZ_WIDGET_ANDROID)
|
|
mDynamicToolbarMaxHeight = aHeight;
|
|
|
|
RefPtr<Document> document = GetTopLevelDocument();
|
|
if (!document) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (RefPtr<nsPresContext> presContext = document->GetPresContext()) {
|
|
presContext->SetDynamicToolbarMaxHeight(aHeight);
|
|
}
|
|
#endif
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvDynamicToolbarOffsetChanged(
|
|
const ScreenIntCoord& aOffset) {
|
|
#if defined(MOZ_WIDGET_ANDROID)
|
|
RefPtr<Document> document = GetTopLevelDocument();
|
|
if (!document) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (nsPresContext* presContext = document->GetPresContext()) {
|
|
presContext->UpdateDynamicToolbarOffset(aOffset);
|
|
}
|
|
#endif
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvSuppressDisplayport(
|
|
const bool& aEnabled) {
|
|
if (RefPtr<PresShell> presShell = GetTopLevelPresShell()) {
|
|
presShell->SuppressDisplayport(aEnabled);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
void BrowserChild::HandleDoubleTap(const CSSPoint& aPoint,
|
|
const Modifiers& aModifiers,
|
|
const ScrollableLayerGuid& aGuid) {
|
|
MOZ_LOG(
|
|
sApzChildLog, LogLevel::Debug,
|
|
("Handling double tap at %s with %p %p\n", Stringify(aPoint).c_str(),
|
|
mBrowserChildMessageManager ? mBrowserChildMessageManager->GetWrapper()
|
|
: nullptr,
|
|
mBrowserChildMessageManager.get()));
|
|
|
|
if (!mBrowserChildMessageManager) {
|
|
return;
|
|
}
|
|
|
|
// Note: there is nothing to do with the modifiers here, as we are not
|
|
// synthesizing any sort of mouse event.
|
|
RefPtr<Document> document = GetTopLevelDocument();
|
|
CSSRect zoomToRect = CalculateRectToZoomTo(document, aPoint);
|
|
// The double-tap can be dispatched by any scroll frame (so |aGuid| could be
|
|
// the guid of any scroll frame), but the zoom-to-rect operation must be
|
|
// performed by the root content scroll frame, so query its identifiers
|
|
// for the SendZoomToRect() call rather than using the ones from |aGuid|.
|
|
uint32_t presShellId;
|
|
ViewID viewId;
|
|
if (APZCCallbackHelper::GetOrCreateScrollIdentifiers(
|
|
document->GetDocumentElement(), &presShellId, &viewId) &&
|
|
mApzcTreeManager) {
|
|
SLGuidAndRenderRoot guid(mLayersId, presShellId, viewId,
|
|
gfxUtils::GetContentRenderRoot());
|
|
|
|
mApzcTreeManager->ZoomToRect(guid, zoomToRect, DEFAULT_BEHAVIOR);
|
|
}
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvHandleTap(
|
|
const GeckoContentController::TapType& aType,
|
|
const LayoutDevicePoint& aPoint, const Modifiers& aModifiers,
|
|
const ScrollableLayerGuid& aGuid, const uint64_t& aInputBlockId) {
|
|
// IPDL doesn't hold a strong reference to protocols as they're not required
|
|
// to be refcounted. This function can run script, which may trigger a nested
|
|
// event loop, which may release this, so we hold a strong reference here.
|
|
RefPtr<BrowserChild> kungFuDeathGrip(this);
|
|
RefPtr<PresShell> presShell = GetTopLevelPresShell();
|
|
if (!presShell) {
|
|
return IPC_OK();
|
|
}
|
|
if (!presShell->GetPresContext()) {
|
|
return IPC_OK();
|
|
}
|
|
CSSToLayoutDeviceScale scale(
|
|
presShell->GetPresContext()->CSSToDevPixelScale());
|
|
CSSPoint point =
|
|
APZCCallbackHelper::ApplyCallbackTransform(aPoint / scale, aGuid);
|
|
|
|
switch (aType) {
|
|
case GeckoContentController::TapType::eSingleTap:
|
|
if (mBrowserChildMessageManager) {
|
|
mAPZEventState->ProcessSingleTap(point, scale, aModifiers, 1);
|
|
}
|
|
break;
|
|
case GeckoContentController::TapType::eDoubleTap:
|
|
HandleDoubleTap(point, aModifiers, aGuid);
|
|
break;
|
|
case GeckoContentController::TapType::eSecondTap:
|
|
if (mBrowserChildMessageManager) {
|
|
mAPZEventState->ProcessSingleTap(point, scale, aModifiers, 2);
|
|
}
|
|
break;
|
|
case GeckoContentController::TapType::eLongTap:
|
|
if (mBrowserChildMessageManager) {
|
|
RefPtr<APZEventState> eventState(mAPZEventState);
|
|
eventState->ProcessLongTap(presShell, point, scale, aModifiers,
|
|
aInputBlockId);
|
|
}
|
|
break;
|
|
case GeckoContentController::TapType::eLongTapUp:
|
|
if (mBrowserChildMessageManager) {
|
|
RefPtr<APZEventState> eventState(mAPZEventState);
|
|
eventState->ProcessLongTapUp(presShell, point, scale, aModifiers);
|
|
}
|
|
break;
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvNormalPriorityHandleTap(
|
|
const GeckoContentController::TapType& aType,
|
|
const LayoutDevicePoint& aPoint, const Modifiers& aModifiers,
|
|
const ScrollableLayerGuid& aGuid, const uint64_t& aInputBlockId) {
|
|
// IPDL doesn't hold a strong reference to protocols as they're not required
|
|
// to be refcounted. This function can run script, which may trigger a nested
|
|
// event loop, which may release this, so we hold a strong reference here.
|
|
RefPtr<BrowserChild> kungFuDeathGrip(this);
|
|
return RecvHandleTap(aType, aPoint, aModifiers, aGuid, aInputBlockId);
|
|
}
|
|
|
|
bool BrowserChild::NotifyAPZStateChange(
|
|
const ViewID& aViewId,
|
|
const layers::GeckoContentController::APZStateChange& aChange,
|
|
const int& aArg) {
|
|
mAPZEventState->ProcessAPZStateChange(aViewId, aChange, aArg);
|
|
if (aChange ==
|
|
layers::GeckoContentController::APZStateChange::eTransformEnd) {
|
|
// This is used by tests to determine when the APZ is done doing whatever
|
|
// it's doing. XXX generify this as needed when writing additional tests.
|
|
nsCOMPtr<nsIObserverService> observerService =
|
|
mozilla::services::GetObserverService();
|
|
observerService->NotifyObservers(nullptr, "APZ:TransformEnd", nullptr);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void BrowserChild::StartScrollbarDrag(
|
|
const layers::AsyncDragMetrics& aDragMetrics) {
|
|
SLGuidAndRenderRoot guid(mLayersId, aDragMetrics.mPresShellId,
|
|
aDragMetrics.mViewId,
|
|
gfxUtils::GetContentRenderRoot());
|
|
|
|
if (mApzcTreeManager) {
|
|
mApzcTreeManager->StartScrollbarDrag(guid, aDragMetrics);
|
|
}
|
|
}
|
|
|
|
void BrowserChild::ZoomToRect(const uint32_t& aPresShellId,
|
|
const ScrollableLayerGuid::ViewID& aViewId,
|
|
const CSSRect& aRect, const uint32_t& aFlags) {
|
|
SLGuidAndRenderRoot guid(mLayersId, aPresShellId, aViewId,
|
|
gfxUtils::GetContentRenderRoot());
|
|
|
|
if (mApzcTreeManager) {
|
|
mApzcTreeManager->ZoomToRect(guid, aRect, aFlags);
|
|
}
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvActivate() {
|
|
MOZ_ASSERT(mWebBrowser);
|
|
// Ensure that the PresShell exists, otherwise focusing
|
|
// is definitely not going to work. GetPresShell should
|
|
// create a PresShell if one doesn't exist yet.
|
|
RefPtr<PresShell> presShell = GetTopLevelPresShell();
|
|
NS_ASSERTION(presShell, "Need a PresShell to activate!");
|
|
Unused << presShell;
|
|
|
|
if (presShell) {
|
|
mWebBrowser->FocusActivate();
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvDeactivate() {
|
|
MOZ_ASSERT(mWebBrowser);
|
|
mWebBrowser->FocusDeactivate();
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvParentActivated(
|
|
const bool& aActivated) {
|
|
mParentIsActive = aActivated;
|
|
|
|
nsFocusManager* fm = nsFocusManager::GetFocusManager();
|
|
NS_ENSURE_TRUE(fm, IPC_OK());
|
|
|
|
nsCOMPtr<nsPIDOMWindowOuter> window = do_GetInterface(WebNavigation());
|
|
fm->ParentActivated(window, aActivated);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvSetKeyboardIndicators(
|
|
const UIStateChangeType& aShowFocusRings) {
|
|
nsCOMPtr<nsPIDOMWindowOuter> window = do_GetInterface(WebNavigation());
|
|
NS_ENSURE_TRUE(window, IPC_OK());
|
|
window->SetKeyboardIndicators(aShowFocusRings);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvStopIMEStateManagement() {
|
|
IMEStateManager::StopIMEStateManagement();
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvMouseEvent(
|
|
const nsString& aType, const float& aX, const float& aY,
|
|
const int32_t& aButton, const int32_t& aClickCount,
|
|
const int32_t& aModifiers, const bool& aIgnoreRootScrollFrame) {
|
|
// IPDL doesn't hold a strong reference to protocols as they're not required
|
|
// to be refcounted. This function can run script, which may trigger a nested
|
|
// event loop, which may release this, so we hold a strong reference here.
|
|
RefPtr<BrowserChild> kungFuDeathGrip(this);
|
|
RefPtr<PresShell> presShell = GetTopLevelPresShell();
|
|
APZCCallbackHelper::DispatchMouseEvent(
|
|
presShell, aType, CSSPoint(aX, aY), aButton, aClickCount, aModifiers,
|
|
aIgnoreRootScrollFrame, MouseEvent_Binding::MOZ_SOURCE_UNKNOWN,
|
|
0 /* Use the default value here. */);
|
|
return IPC_OK();
|
|
}
|
|
|
|
void BrowserChild::ProcessPendingCoalescedMouseDataAndDispatchEvents() {
|
|
if (!mCoalesceMouseMoveEvents || !mCoalescedMouseEventFlusher) {
|
|
// We don't enable mouse coalescing or we are destroying BrowserChild.
|
|
return;
|
|
}
|
|
|
|
// We may reentry the event loop and push more data to
|
|
// mToBeDispatchedMouseData while dispatching an event.
|
|
|
|
// We may have some pending coalesced data while dispatch an event and reentry
|
|
// the event loop. In that case we don't have chance to consume the remainding
|
|
// pending data until we get new mouse events. Get some helps from
|
|
// mCoalescedMouseEventFlusher to trigger it.
|
|
mCoalescedMouseEventFlusher->StartObserver();
|
|
|
|
while (mToBeDispatchedMouseData.GetSize() > 0) {
|
|
UniquePtr<CoalescedMouseData> data(
|
|
static_cast<CoalescedMouseData*>(mToBeDispatchedMouseData.PopFront()));
|
|
|
|
UniquePtr<WidgetMouseEvent> event = data->TakeCoalescedEvent();
|
|
if (event) {
|
|
// Dispatch the pending events. Using HandleRealMouseButtonEvent
|
|
// to bypass the coalesce handling in RecvRealMouseMoveEvent. Can't use
|
|
// RecvRealMouseButtonEvent because we may also put some mouse events
|
|
// other than mousemove.
|
|
HandleRealMouseButtonEvent(*event, data->GetScrollableLayerGuid(),
|
|
data->GetInputBlockId());
|
|
}
|
|
}
|
|
// mCoalescedMouseEventFlusher may be destroyed when reentrying the event
|
|
// loop.
|
|
if (mCoalescedMouseEventFlusher) {
|
|
mCoalescedMouseEventFlusher->RemoveObserver();
|
|
}
|
|
}
|
|
|
|
LayoutDeviceToLayoutDeviceMatrix4x4
|
|
BrowserChild::GetChildToParentConversionMatrix() const {
|
|
if (mChildToParentConversionMatrix) {
|
|
return *mChildToParentConversionMatrix;
|
|
}
|
|
LayoutDevicePoint offset(GetChromeOffset());
|
|
return LayoutDeviceToLayoutDeviceMatrix4x4::Translation(offset);
|
|
}
|
|
|
|
ScreenRect BrowserChild::GetTopLevelViewportVisibleRectInBrowserCoords() const {
|
|
return mTopLevelViewportVisibleRectInBrowserCoords;
|
|
}
|
|
|
|
void BrowserChild::FlushAllCoalescedMouseData() {
|
|
MOZ_ASSERT(mCoalesceMouseMoveEvents);
|
|
|
|
// Move all entries from mCoalescedMouseData to mToBeDispatchedMouseData.
|
|
for (auto iter = mCoalescedMouseData.Iter(); !iter.Done(); iter.Next()) {
|
|
CoalescedMouseData* data = iter.UserData();
|
|
if (!data || data->IsEmpty()) {
|
|
continue;
|
|
}
|
|
UniquePtr<CoalescedMouseData> dispatchData =
|
|
MakeUnique<CoalescedMouseData>();
|
|
|
|
dispatchData->RetrieveDataFrom(*data);
|
|
mToBeDispatchedMouseData.Push(dispatchData.release());
|
|
}
|
|
mCoalescedMouseData.Clear();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvRealMouseMoveEvent(
|
|
const WidgetMouseEvent& aEvent, const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId) {
|
|
if (mCoalesceMouseMoveEvents && mCoalescedMouseEventFlusher) {
|
|
CoalescedMouseData* data =
|
|
mCoalescedMouseData.LookupOrAdd(aEvent.pointerId);
|
|
MOZ_ASSERT(data);
|
|
if (data->CanCoalesce(aEvent, aGuid, aInputBlockId)) {
|
|
data->Coalesce(aEvent, aGuid, aInputBlockId);
|
|
mCoalescedMouseEventFlusher->StartObserver();
|
|
return IPC_OK();
|
|
}
|
|
// Can't coalesce current mousemove event. Put the coalesced mousemove data
|
|
// with the same pointer id to mToBeDispatchedMouseData, coalesce the
|
|
// current one, and process all pending data in mToBeDispatchedMouseData.
|
|
UniquePtr<CoalescedMouseData> dispatchData =
|
|
MakeUnique<CoalescedMouseData>();
|
|
|
|
dispatchData->RetrieveDataFrom(*data);
|
|
mToBeDispatchedMouseData.Push(dispatchData.release());
|
|
|
|
// Put new data to replace the old one in the hash table.
|
|
CoalescedMouseData* newData = new CoalescedMouseData();
|
|
mCoalescedMouseData.Put(aEvent.pointerId, newData);
|
|
newData->Coalesce(aEvent, aGuid, aInputBlockId);
|
|
|
|
// Dispatch all pending mouse events.
|
|
ProcessPendingCoalescedMouseDataAndDispatchEvents();
|
|
mCoalescedMouseEventFlusher->StartObserver();
|
|
} else if (!RecvRealMouseButtonEvent(aEvent, aGuid, aInputBlockId)) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvNormalPriorityRealMouseMoveEvent(
|
|
const WidgetMouseEvent& aEvent, const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId) {
|
|
return RecvRealMouseMoveEvent(aEvent, aGuid, aInputBlockId);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvSynthMouseMoveEvent(
|
|
const WidgetMouseEvent& aEvent, const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId) {
|
|
if (!RecvRealMouseButtonEvent(aEvent, aGuid, aInputBlockId)) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvNormalPrioritySynthMouseMoveEvent(
|
|
const WidgetMouseEvent& aEvent, const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId) {
|
|
return RecvSynthMouseMoveEvent(aEvent, aGuid, aInputBlockId);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvRealMouseButtonEvent(
|
|
const WidgetMouseEvent& aEvent, const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId) {
|
|
if (mCoalesceMouseMoveEvents && mCoalescedMouseEventFlusher &&
|
|
aEvent.mMessage != eMouseMove) {
|
|
// When receiving a mouse event other than mousemove, we have to dispatch
|
|
// all coalesced events before it. However, we can't dispatch all pending
|
|
// coalesced events directly because we may reentry the event loop while
|
|
// dispatching. To make sure we won't dispatch disorder events, we move all
|
|
// coalesced mousemove events and current event to a deque to dispatch them.
|
|
// When reentrying the event loop and dispatching more events, we put new
|
|
// events in the end of the nsQueue and dispatch events from the beginning.
|
|
FlushAllCoalescedMouseData();
|
|
|
|
UniquePtr<CoalescedMouseData> dispatchData =
|
|
MakeUnique<CoalescedMouseData>();
|
|
|
|
dispatchData->Coalesce(aEvent, aGuid, aInputBlockId);
|
|
mToBeDispatchedMouseData.Push(dispatchData.release());
|
|
|
|
ProcessPendingCoalescedMouseDataAndDispatchEvents();
|
|
return IPC_OK();
|
|
}
|
|
HandleRealMouseButtonEvent(aEvent, aGuid, aInputBlockId);
|
|
return IPC_OK();
|
|
}
|
|
|
|
void BrowserChild::HandleRealMouseButtonEvent(const WidgetMouseEvent& aEvent,
|
|
const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId) {
|
|
// Mouse events like eMouseEnterIntoWidget, that are created in the parent
|
|
// process EventStateManager code, have an input block id which they get from
|
|
// the InputAPZContext in the parent process stack. However, they did not
|
|
// actually go through the APZ code and so their mHandledByAPZ flag is false.
|
|
// Since thos events didn't go through APZ, we don't need to send
|
|
// notifications for them.
|
|
UniquePtr<DisplayportSetListener> postLayerization;
|
|
if (aInputBlockId && aEvent.mFlags.mHandledByAPZ) {
|
|
nsCOMPtr<Document> document(GetTopLevelDocument());
|
|
postLayerization = APZCCallbackHelper::SendSetTargetAPZCNotification(
|
|
mPuppetWidget, document, aEvent, aGuid.mLayersId, aInputBlockId);
|
|
}
|
|
|
|
InputAPZContext context(aGuid, aInputBlockId, nsEventStatus_eIgnore,
|
|
postLayerization != nullptr);
|
|
|
|
WidgetMouseEvent localEvent(aEvent);
|
|
localEvent.mWidget = mPuppetWidget;
|
|
APZCCallbackHelper::ApplyCallbackTransform(localEvent, aGuid,
|
|
mPuppetWidget->GetDefaultScale());
|
|
DispatchWidgetEventViaAPZ(localEvent);
|
|
|
|
if (aInputBlockId && aEvent.mFlags.mHandledByAPZ) {
|
|
mAPZEventState->ProcessMouseEvent(aEvent, aInputBlockId);
|
|
}
|
|
|
|
// Do this after the DispatchWidgetEventViaAPZ call above, so that if the
|
|
// mouse event triggered a post-refresh AsyncDragMetrics message to be sent
|
|
// to APZ (from scrollbar dragging in nsSliderFrame), then that will reach
|
|
// APZ before the SetTargetAPZC message. This ensures the drag input block
|
|
// gets the drag metrics before handling the input events.
|
|
if (postLayerization && postLayerization->Register()) {
|
|
Unused << postLayerization.release();
|
|
}
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvNormalPriorityRealMouseButtonEvent(
|
|
const WidgetMouseEvent& aEvent, const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId) {
|
|
return RecvRealMouseButtonEvent(aEvent, aGuid, aInputBlockId);
|
|
}
|
|
|
|
// In case handling repeated mouse wheel takes much time, we skip firing current
|
|
// wheel event if it may be coalesced to the next one.
|
|
bool BrowserChild::MaybeCoalesceWheelEvent(const WidgetWheelEvent& aEvent,
|
|
const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId,
|
|
bool* aIsNextWheelEvent) {
|
|
MOZ_ASSERT(aIsNextWheelEvent);
|
|
if (aEvent.mMessage == eWheel) {
|
|
GetIPCChannel()->PeekMessages(
|
|
[aIsNextWheelEvent](const IPC::Message& aMsg) -> bool {
|
|
if (aMsg.type() == mozilla::dom::PBrowser::Msg_MouseWheelEvent__ID) {
|
|
*aIsNextWheelEvent = true;
|
|
}
|
|
return false; // Stop peeking.
|
|
});
|
|
// We only coalesce the current event when
|
|
// 1. It's eWheel (we don't coalesce eOperationStart and eWheelOperationEnd)
|
|
// 2. It's not the first wheel event.
|
|
// 3. It's not the last wheel event.
|
|
// 4. It's dispatched before the last wheel event was processed +
|
|
// the processing time of the last event.
|
|
// This way pages spending lots of time in wheel listeners get wheel
|
|
// events coalesced more aggressively.
|
|
// 5. It has same attributes as the coalesced wheel event which is not yet
|
|
// fired.
|
|
if (!mLastWheelProcessedTimeFromParent.IsNull() && *aIsNextWheelEvent &&
|
|
aEvent.mTimeStamp < (mLastWheelProcessedTimeFromParent +
|
|
mLastWheelProcessingDuration) &&
|
|
(mCoalescedWheelData.IsEmpty() ||
|
|
mCoalescedWheelData.CanCoalesce(aEvent, aGuid, aInputBlockId))) {
|
|
mCoalescedWheelData.Coalesce(aEvent, aGuid, aInputBlockId);
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
nsEventStatus BrowserChild::DispatchWidgetEventViaAPZ(WidgetGUIEvent& aEvent) {
|
|
aEvent.ResetWaitingReplyFromRemoteProcessState();
|
|
return APZCCallbackHelper::DispatchWidgetEvent(aEvent);
|
|
}
|
|
|
|
void BrowserChild::MaybeDispatchCoalescedWheelEvent() {
|
|
if (mCoalescedWheelData.IsEmpty()) {
|
|
return;
|
|
}
|
|
UniquePtr<WidgetWheelEvent> wheelEvent =
|
|
mCoalescedWheelData.TakeCoalescedEvent();
|
|
MOZ_ASSERT(wheelEvent);
|
|
DispatchWheelEvent(*wheelEvent, mCoalescedWheelData.GetScrollableLayerGuid(),
|
|
mCoalescedWheelData.GetInputBlockId());
|
|
}
|
|
|
|
void BrowserChild::DispatchWheelEvent(const WidgetWheelEvent& aEvent,
|
|
const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId) {
|
|
WidgetWheelEvent localEvent(aEvent);
|
|
if (aInputBlockId && aEvent.mFlags.mHandledByAPZ) {
|
|
nsCOMPtr<Document> document(GetTopLevelDocument());
|
|
UniquePtr<DisplayportSetListener> postLayerization =
|
|
APZCCallbackHelper::SendSetTargetAPZCNotification(
|
|
mPuppetWidget, document, aEvent, aGuid.mLayersId, aInputBlockId);
|
|
if (postLayerization && postLayerization->Register()) {
|
|
Unused << postLayerization.release();
|
|
}
|
|
}
|
|
|
|
localEvent.mWidget = mPuppetWidget;
|
|
APZCCallbackHelper::ApplyCallbackTransform(localEvent, aGuid,
|
|
mPuppetWidget->GetDefaultScale());
|
|
DispatchWidgetEventViaAPZ(localEvent);
|
|
|
|
if (localEvent.mCanTriggerSwipe) {
|
|
SendRespondStartSwipeEvent(aInputBlockId, localEvent.TriggersSwipe());
|
|
}
|
|
|
|
if (aInputBlockId && aEvent.mFlags.mHandledByAPZ) {
|
|
mAPZEventState->ProcessWheelEvent(localEvent, aInputBlockId);
|
|
}
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvMouseWheelEvent(
|
|
const WidgetWheelEvent& aEvent, const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId) {
|
|
bool isNextWheelEvent = false;
|
|
if (MaybeCoalesceWheelEvent(aEvent, aGuid, aInputBlockId,
|
|
&isNextWheelEvent)) {
|
|
return IPC_OK();
|
|
}
|
|
if (isNextWheelEvent) {
|
|
// Update mLastWheelProcessedTimeFromParent so that we can compare the end
|
|
// time of the current event with the dispatched time of the next event.
|
|
mLastWheelProcessedTimeFromParent = aEvent.mTimeStamp;
|
|
mozilla::TimeStamp beforeDispatchingTime = TimeStamp::Now();
|
|
MaybeDispatchCoalescedWheelEvent();
|
|
DispatchWheelEvent(aEvent, aGuid, aInputBlockId);
|
|
mLastWheelProcessingDuration = (TimeStamp::Now() - beforeDispatchingTime);
|
|
mLastWheelProcessedTimeFromParent += mLastWheelProcessingDuration;
|
|
} else {
|
|
// This is the last wheel event. Set mLastWheelProcessedTimeFromParent to
|
|
// null moment to avoid coalesce the next incoming wheel event.
|
|
mLastWheelProcessedTimeFromParent = TimeStamp();
|
|
MaybeDispatchCoalescedWheelEvent();
|
|
DispatchWheelEvent(aEvent, aGuid, aInputBlockId);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvNormalPriorityMouseWheelEvent(
|
|
const WidgetWheelEvent& aEvent, const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId) {
|
|
return RecvMouseWheelEvent(aEvent, aGuid, aInputBlockId);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvRealTouchEvent(
|
|
const WidgetTouchEvent& aEvent, const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId, const nsEventStatus& aApzResponse) {
|
|
MOZ_LOG(sApzChildLog, LogLevel::Debug,
|
|
("Receiving touch event of type %d\n", aEvent.mMessage));
|
|
|
|
WidgetTouchEvent localEvent(aEvent);
|
|
localEvent.mWidget = mPuppetWidget;
|
|
|
|
APZCCallbackHelper::ApplyCallbackTransform(localEvent, aGuid,
|
|
mPuppetWidget->GetDefaultScale());
|
|
|
|
if (localEvent.mMessage == eTouchStart && AsyncPanZoomEnabled()) {
|
|
nsCOMPtr<Document> document = GetTopLevelDocument();
|
|
if (StaticPrefs::layout_css_touch_action_enabled()) {
|
|
APZCCallbackHelper::SendSetAllowedTouchBehaviorNotification(
|
|
mPuppetWidget, document, localEvent, aInputBlockId,
|
|
mSetAllowedTouchBehaviorCallback);
|
|
}
|
|
UniquePtr<DisplayportSetListener> postLayerization =
|
|
APZCCallbackHelper::SendSetTargetAPZCNotification(
|
|
mPuppetWidget, document, localEvent, aGuid.mLayersId,
|
|
aInputBlockId);
|
|
if (postLayerization && postLayerization->Register()) {
|
|
Unused << postLayerization.release();
|
|
}
|
|
}
|
|
|
|
// Dispatch event to content (potentially a long-running operation)
|
|
nsEventStatus status = DispatchWidgetEventViaAPZ(localEvent);
|
|
|
|
if (!AsyncPanZoomEnabled()) {
|
|
// We shouldn't have any e10s platforms that have touch events enabled
|
|
// without APZ.
|
|
MOZ_ASSERT(false);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mAPZEventState->ProcessTouchEvent(localEvent, aGuid, aInputBlockId,
|
|
aApzResponse, status);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvNormalPriorityRealTouchEvent(
|
|
const WidgetTouchEvent& aEvent, const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId, const nsEventStatus& aApzResponse) {
|
|
return RecvRealTouchEvent(aEvent, aGuid, aInputBlockId, aApzResponse);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvRealTouchMoveEvent(
|
|
const WidgetTouchEvent& aEvent, const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId, const nsEventStatus& aApzResponse) {
|
|
if (!RecvRealTouchEvent(aEvent, aGuid, aInputBlockId, aApzResponse)) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvNormalPriorityRealTouchMoveEvent(
|
|
const WidgetTouchEvent& aEvent, const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId, const nsEventStatus& aApzResponse) {
|
|
return RecvRealTouchMoveEvent(aEvent, aGuid, aInputBlockId, aApzResponse);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvRealDragEvent(
|
|
const WidgetDragEvent& aEvent, const uint32_t& aDragAction,
|
|
const uint32_t& aDropEffect, nsIPrincipal* aPrincipal,
|
|
nsIContentSecurityPolicy* aCsp) {
|
|
WidgetDragEvent localEvent(aEvent);
|
|
localEvent.mWidget = mPuppetWidget;
|
|
|
|
nsCOMPtr<nsIDragSession> dragSession = nsContentUtils::GetDragSession();
|
|
if (dragSession) {
|
|
dragSession->SetDragAction(aDragAction);
|
|
dragSession->SetTriggeringPrincipal(aPrincipal);
|
|
dragSession->SetCsp(aCsp);
|
|
RefPtr<DataTransfer> initialDataTransfer = dragSession->GetDataTransfer();
|
|
if (initialDataTransfer) {
|
|
initialDataTransfer->SetDropEffectInt(aDropEffect);
|
|
}
|
|
}
|
|
|
|
if (aEvent.mMessage == eDrop) {
|
|
bool canDrop = true;
|
|
if (!dragSession || NS_FAILED(dragSession->GetCanDrop(&canDrop)) ||
|
|
!canDrop) {
|
|
localEvent.mMessage = eDragExit;
|
|
}
|
|
} else if (aEvent.mMessage == eDragOver) {
|
|
nsCOMPtr<nsIDragService> dragService =
|
|
do_GetService("@mozilla.org/widget/dragservice;1");
|
|
if (dragService) {
|
|
// This will dispatch 'drag' event at the source if the
|
|
// drag transaction started in this process.
|
|
dragService->FireDragEventAtSource(eDrag, aEvent.mModifiers);
|
|
}
|
|
}
|
|
|
|
DispatchWidgetEventViaAPZ(localEvent);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvPluginEvent(
|
|
const WidgetPluginEvent& aEvent) {
|
|
WidgetPluginEvent localEvent(aEvent);
|
|
localEvent.mWidget = mPuppetWidget;
|
|
nsEventStatus status = DispatchWidgetEventViaAPZ(localEvent);
|
|
if (status != nsEventStatus_eConsumeNoDefault) {
|
|
// If not consumed, we should call default action
|
|
SendDefaultProcOfPluginEvent(aEvent);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
void BrowserChild::RequestEditCommands(nsIWidget::NativeKeyBindingsType aType,
|
|
const WidgetKeyboardEvent& aEvent,
|
|
nsTArray<CommandInt>& aCommands) {
|
|
MOZ_ASSERT(aCommands.IsEmpty());
|
|
|
|
if (NS_WARN_IF(aEvent.IsEditCommandsInitialized(aType))) {
|
|
aCommands = aEvent.EditCommandsConstRef(aType);
|
|
return;
|
|
}
|
|
|
|
switch (aType) {
|
|
case nsIWidget::NativeKeyBindingsForSingleLineEditor:
|
|
case nsIWidget::NativeKeyBindingsForMultiLineEditor:
|
|
case nsIWidget::NativeKeyBindingsForRichTextEditor:
|
|
break;
|
|
default:
|
|
MOZ_ASSERT_UNREACHABLE("Invalid native key bindings type");
|
|
}
|
|
|
|
// Don't send aEvent to the parent process directly because it'll be marked
|
|
// as posted to remote process.
|
|
WidgetKeyboardEvent localEvent(aEvent);
|
|
SendRequestNativeKeyBindings(aType, localEvent, &aCommands);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvNativeSynthesisResponse(
|
|
const uint64_t& aObserverId, const nsCString& aResponse) {
|
|
mozilla::widget::AutoObserverNotifier::NotifySavedObserver(aObserverId,
|
|
aResponse.get());
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvFlushTabState(
|
|
const uint32_t& aFlushId, const bool& aIsFinal) {
|
|
UpdateSessionStore(aFlushId, aIsFinal);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvUpdateEpoch(const uint32_t& aEpoch) {
|
|
mSessionStoreListener->SetEpoch(aEpoch);
|
|
return IPC_OK();
|
|
}
|
|
|
|
// In case handling repeated keys takes much time, we skip firing new ones.
|
|
bool BrowserChild::SkipRepeatedKeyEvent(const WidgetKeyboardEvent& aEvent) {
|
|
if (mRepeatedKeyEventTime.IsNull() || !aEvent.CanSkipInRemoteProcess() ||
|
|
(aEvent.mMessage != eKeyDown && aEvent.mMessage != eKeyPress)) {
|
|
mRepeatedKeyEventTime = TimeStamp();
|
|
mSkipKeyPress = false;
|
|
return false;
|
|
}
|
|
|
|
if ((aEvent.mMessage == eKeyDown &&
|
|
(mRepeatedKeyEventTime > aEvent.mTimeStamp)) ||
|
|
(mSkipKeyPress && (aEvent.mMessage == eKeyPress))) {
|
|
// If we skip a keydown event, also the following keypress events should be
|
|
// skipped.
|
|
mSkipKeyPress |= aEvent.mMessage == eKeyDown;
|
|
return true;
|
|
}
|
|
|
|
if (aEvent.mMessage == eKeyDown) {
|
|
// If keydown wasn't skipped, nor should the possible following keypress.
|
|
mRepeatedKeyEventTime = TimeStamp();
|
|
mSkipKeyPress = false;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void BrowserChild::UpdateRepeatedKeyEventEndTime(
|
|
const WidgetKeyboardEvent& aEvent) {
|
|
if (aEvent.mIsRepeat &&
|
|
(aEvent.mMessage == eKeyDown || aEvent.mMessage == eKeyPress)) {
|
|
mRepeatedKeyEventTime = TimeStamp::Now();
|
|
}
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvRealKeyEvent(
|
|
const WidgetKeyboardEvent& aEvent) {
|
|
if (SkipRepeatedKeyEvent(aEvent)) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
MOZ_ASSERT(
|
|
aEvent.mMessage != eKeyPress || aEvent.AreAllEditCommandsInitialized(),
|
|
"eKeyPress event should have native key binding information");
|
|
|
|
// If content code called preventDefault() on a keydown event, then we don't
|
|
// want to process any following keypress events.
|
|
if (aEvent.mMessage == eKeyPress && mIgnoreKeyPressEvent) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
WidgetKeyboardEvent localEvent(aEvent);
|
|
localEvent.mWidget = mPuppetWidget;
|
|
localEvent.mUniqueId = aEvent.mUniqueId;
|
|
nsEventStatus status = DispatchWidgetEventViaAPZ(localEvent);
|
|
|
|
// Update the end time of the possible repeated event so that we can skip
|
|
// some incoming events in case event handling took long time.
|
|
UpdateRepeatedKeyEventEndTime(localEvent);
|
|
|
|
if (aEvent.mMessage == eKeyDown) {
|
|
mIgnoreKeyPressEvent = status == nsEventStatus_eConsumeNoDefault;
|
|
}
|
|
|
|
if (localEvent.mFlags.mIsSuppressedOrDelayed) {
|
|
localEvent.PreventDefault();
|
|
}
|
|
|
|
// If a response is desired from the content process, resend the key event.
|
|
if (aEvent.WantReplyFromContentProcess()) {
|
|
// If the event's default isn't prevented but the status is no default,
|
|
// That means that the event was consumed by EventStateManager or something
|
|
// which is not a usual event handler. In such case, prevent its default
|
|
// as a default handler. For example, when an eKeyPress event matches
|
|
// with a content accesskey, and it's executed, peventDefault() of the
|
|
// event won't be called but the status is set to "no default". Then,
|
|
// the event shouldn't be handled by nsMenuBarListener in the main process.
|
|
if (!localEvent.DefaultPrevented() &&
|
|
status == nsEventStatus_eConsumeNoDefault) {
|
|
localEvent.PreventDefault();
|
|
}
|
|
// This is an ugly hack, mNoRemoteProcessDispatch is set to true when the
|
|
// event's PreventDefault() or StopScrollProcessForwarding() is called.
|
|
// And then, it'll be checked by ParamTraits<mozilla::WidgetEvent>::Write()
|
|
// whether the event is being sent to remote process unexpectedly.
|
|
// However, unfortunately, it cannot check the destination. Therefore,
|
|
// we need to clear the flag explicitly here because ParamTraits should
|
|
// keep checking the flag for avoiding regression.
|
|
localEvent.mFlags.mNoRemoteProcessDispatch = false;
|
|
SendReplyKeyEvent(localEvent);
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvNormalPriorityRealKeyEvent(
|
|
const WidgetKeyboardEvent& aEvent) {
|
|
return RecvRealKeyEvent(aEvent);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvCompositionEvent(
|
|
const WidgetCompositionEvent& aEvent) {
|
|
WidgetCompositionEvent localEvent(aEvent);
|
|
localEvent.mWidget = mPuppetWidget;
|
|
DispatchWidgetEventViaAPZ(localEvent);
|
|
Unused << SendOnEventNeedingAckHandled(aEvent.mMessage);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvNormalPriorityCompositionEvent(
|
|
const WidgetCompositionEvent& aEvent) {
|
|
return RecvCompositionEvent(aEvent);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvSelectionEvent(
|
|
const WidgetSelectionEvent& aEvent) {
|
|
WidgetSelectionEvent localEvent(aEvent);
|
|
localEvent.mWidget = mPuppetWidget;
|
|
DispatchWidgetEventViaAPZ(localEvent);
|
|
Unused << SendOnEventNeedingAckHandled(aEvent.mMessage);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvNormalPrioritySelectionEvent(
|
|
const WidgetSelectionEvent& aEvent) {
|
|
return RecvSelectionEvent(aEvent);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvPasteTransferable(
|
|
const IPCDataTransfer& aDataTransfer, const bool& aIsPrivateData,
|
|
nsIPrincipal* aRequestingPrincipal, const uint32_t& aContentPolicyType) {
|
|
nsresult rv;
|
|
nsCOMPtr<nsITransferable> trans =
|
|
do_CreateInstance("@mozilla.org/widget/transferable;1", &rv);
|
|
NS_ENSURE_SUCCESS(rv, IPC_OK());
|
|
trans->Init(nullptr);
|
|
|
|
rv = nsContentUtils::IPCTransferableToTransferable(
|
|
aDataTransfer, aIsPrivateData, aRequestingPrincipal, aContentPolicyType,
|
|
trans, nullptr, this);
|
|
NS_ENSURE_SUCCESS(rv, IPC_OK());
|
|
|
|
nsCOMPtr<nsIDocShell> ourDocShell = do_GetInterface(WebNavigation());
|
|
if (NS_WARN_IF(!ourDocShell)) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
RefPtr<nsCommandParams> params = new nsCommandParams();
|
|
rv = params->SetISupports("transferable", trans);
|
|
NS_ENSURE_SUCCESS(rv, IPC_OK());
|
|
|
|
ourDocShell->DoCommandWithParams("cmd_pasteTransferable", params);
|
|
return IPC_OK();
|
|
}
|
|
|
|
#ifdef ACCESSIBILITY
|
|
a11y::PDocAccessibleChild* BrowserChild::AllocPDocAccessibleChild(
|
|
PDocAccessibleChild*, const uint64_t&, const uint32_t&,
|
|
const IAccessibleHolder&) {
|
|
MOZ_ASSERT(false, "should never call this!");
|
|
return nullptr;
|
|
}
|
|
|
|
bool BrowserChild::DeallocPDocAccessibleChild(
|
|
a11y::PDocAccessibleChild* aChild) {
|
|
delete static_cast<mozilla::a11y::DocAccessibleChild*>(aChild);
|
|
return true;
|
|
}
|
|
#endif
|
|
|
|
PColorPickerChild* BrowserChild::AllocPColorPickerChild(const nsString&,
|
|
const nsString&) {
|
|
MOZ_CRASH("unused");
|
|
return nullptr;
|
|
}
|
|
|
|
bool BrowserChild::DeallocPColorPickerChild(PColorPickerChild* aColorPicker) {
|
|
nsColorPickerProxy* picker = static_cast<nsColorPickerProxy*>(aColorPicker);
|
|
NS_RELEASE(picker);
|
|
return true;
|
|
}
|
|
|
|
PFilePickerChild* BrowserChild::AllocPFilePickerChild(const nsString&,
|
|
const int16_t&) {
|
|
MOZ_CRASH("unused");
|
|
return nullptr;
|
|
}
|
|
|
|
bool BrowserChild::DeallocPFilePickerChild(PFilePickerChild* actor) {
|
|
nsFilePickerProxy* filePicker = static_cast<nsFilePickerProxy*>(actor);
|
|
NS_RELEASE(filePicker);
|
|
return true;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvActivateFrameEvent(
|
|
const nsString& aType, const bool& capture) {
|
|
nsCOMPtr<nsPIDOMWindowOuter> window = do_GetInterface(WebNavigation());
|
|
NS_ENSURE_TRUE(window, IPC_OK());
|
|
nsCOMPtr<EventTarget> chromeHandler = window->GetChromeEventHandler();
|
|
NS_ENSURE_TRUE(chromeHandler, IPC_OK());
|
|
RefPtr<ContentListener> listener = new ContentListener(this);
|
|
chromeHandler->AddEventListener(aType, listener, capture);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvLoadRemoteScript(
|
|
const nsString& aURL, const bool& aRunInGlobalScope) {
|
|
if (!InitBrowserChildMessageManager())
|
|
// This can happen if we're half-destroyed. It's not a fatal
|
|
// error.
|
|
return IPC_OK();
|
|
|
|
JS::Rooted<JSObject*> mm(RootingCx(),
|
|
mBrowserChildMessageManager->GetOrCreateWrapper());
|
|
if (!mm) {
|
|
// This can happen if we're half-destroyed. It's not a fatal error.
|
|
return IPC_OK();
|
|
}
|
|
|
|
LoadScriptInternal(mm, aURL, !aRunInGlobalScope);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvAsyncMessage(
|
|
const nsString& aMessage, nsTArray<CpowEntry>&& aCpows,
|
|
nsIPrincipal* aPrincipal, const ClonedMessageData& aData) {
|
|
AUTO_PROFILER_LABEL_DYNAMIC_LOSSY_NSSTRING("BrowserChild::RecvAsyncMessage",
|
|
OTHER, aMessage);
|
|
MMPrinter::Print("BrowserChild::RecvAsyncMessage", aMessage, aData);
|
|
|
|
CrossProcessCpowHolder cpows(Manager(), aCpows);
|
|
if (!mBrowserChildMessageManager) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
RefPtr<nsFrameMessageManager> mm =
|
|
mBrowserChildMessageManager->GetMessageManager();
|
|
|
|
// We should have a message manager if the global is alive, but it
|
|
// seems sometimes we don't. Assert in aurora/nightly, but don't
|
|
// crash in release builds.
|
|
MOZ_DIAGNOSTIC_ASSERT(mm);
|
|
if (!mm) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
JS::Rooted<JSObject*> kungFuDeathGrip(
|
|
dom::RootingCx(), mBrowserChildMessageManager->GetWrapper());
|
|
StructuredCloneData data;
|
|
UnpackClonedMessageDataForChild(aData, data);
|
|
mm->ReceiveMessage(static_cast<EventTarget*>(mBrowserChildMessageManager),
|
|
nullptr, aMessage, false, &data, &cpows, aPrincipal,
|
|
nullptr, IgnoreErrors());
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvSwappedWithOtherRemoteLoader(
|
|
const IPCTabContext& aContext) {
|
|
nsCOMPtr<nsIDocShell> ourDocShell = do_GetInterface(WebNavigation());
|
|
if (NS_WARN_IF(!ourDocShell)) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsPIDOMWindowOuter> ourWindow = ourDocShell->GetWindow();
|
|
if (NS_WARN_IF(!ourWindow)) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
RefPtr<nsDocShell> docShell = static_cast<nsDocShell*>(ourDocShell.get());
|
|
|
|
nsCOMPtr<EventTarget> ourEventTarget = nsGlobalWindowOuter::Cast(ourWindow);
|
|
|
|
docShell->SetInFrameSwap(true);
|
|
|
|
nsContentUtils::FirePageShowEventForFrameLoaderSwap(
|
|
ourDocShell, ourEventTarget, false, true);
|
|
nsContentUtils::FirePageHideEventForFrameLoaderSwap(ourDocShell,
|
|
ourEventTarget, true);
|
|
|
|
// Owner content type may have changed, so store the possibly updated context
|
|
// and notify others.
|
|
MaybeInvalidTabContext maybeContext(aContext);
|
|
if (!maybeContext.IsValid()) {
|
|
NS_ERROR(nsPrintfCString("Received an invalid TabContext from "
|
|
"the parent process. (%s)",
|
|
maybeContext.GetInvalidReason())
|
|
.get());
|
|
MOZ_CRASH("Invalid TabContext received from the parent process.");
|
|
}
|
|
|
|
if (!UpdateTabContextAfterSwap(maybeContext.GetTabContext())) {
|
|
MOZ_CRASH("Update to TabContext after swap was denied.");
|
|
}
|
|
|
|
// Since mIsMozBrowserElement may change in UpdateTabContextAfterSwap, so we
|
|
// call UpdateFrameType here to make sure the frameType on the docshell is
|
|
// correct.
|
|
UpdateFrameType();
|
|
|
|
// Ignore previous value of mTriedBrowserInit since owner content has changed.
|
|
mTriedBrowserInit = true;
|
|
// Initialize the child side of the browser element machinery, if appropriate.
|
|
if (IsMozBrowserElement()) {
|
|
RecvLoadRemoteScript(BROWSER_ELEMENT_CHILD_SCRIPT, true);
|
|
}
|
|
|
|
nsContentUtils::FirePageShowEventForFrameLoaderSwap(
|
|
ourDocShell, ourEventTarget, true, true);
|
|
|
|
docShell->SetInFrameSwap(false);
|
|
|
|
// This is needed to get visibility state right in cases when we swapped a
|
|
// visible tab (foreground in visible window) with a non-visible tab.
|
|
if (RefPtr<Document> doc = docShell->GetDocument()) {
|
|
doc->UpdateVisibilityState();
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvHandleAccessKey(
|
|
const WidgetKeyboardEvent& aEvent, nsTArray<uint32_t>&& aCharCodes) {
|
|
nsCOMPtr<Document> document(GetTopLevelDocument());
|
|
RefPtr<nsPresContext> pc = document->GetPresContext();
|
|
if (pc) {
|
|
if (!pc->EventStateManager()->HandleAccessKey(
|
|
&(const_cast<WidgetKeyboardEvent&>(aEvent)), pc, aCharCodes)) {
|
|
// If no accesskey was found, inform the parent so that accesskeys on
|
|
// menus can be handled.
|
|
WidgetKeyboardEvent localEvent(aEvent);
|
|
localEvent.mWidget = mPuppetWidget;
|
|
SendAccessKeyNotHandled(localEvent);
|
|
}
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvSetUseGlobalHistory(
|
|
const bool& aUse) {
|
|
nsCOMPtr<nsIDocShell> docShell = do_GetInterface(WebNavigation());
|
|
MOZ_ASSERT(docShell);
|
|
|
|
nsresult rv = docShell->SetUseGlobalHistory(aUse);
|
|
if (NS_FAILED(rv)) {
|
|
NS_WARNING("Failed to set UseGlobalHistory on BrowserChild docShell");
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvPrint(const uint64_t& aOuterWindowID,
|
|
const PrintData& aPrintData) {
|
|
#ifdef NS_PRINTING
|
|
nsGlobalWindowOuter* outerWindow =
|
|
nsGlobalWindowOuter::GetOuterWindowWithId(aOuterWindowID);
|
|
if (NS_WARN_IF(!outerWindow)) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsIWebBrowserPrint> webBrowserPrint =
|
|
do_GetInterface(ToSupports(outerWindow));
|
|
if (NS_WARN_IF(!webBrowserPrint)) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsIPrintSettingsService> printSettingsSvc =
|
|
do_GetService("@mozilla.org/gfx/printsettings-service;1");
|
|
if (NS_WARN_IF(!printSettingsSvc)) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsIPrintSettings> printSettings;
|
|
nsresult rv =
|
|
printSettingsSvc->GetNewPrintSettings(getter_AddRefs(printSettings));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsIPrintSession> printSession =
|
|
do_CreateInstance("@mozilla.org/gfx/printsession;1", &rv);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
printSettings->SetPrintSession(printSession);
|
|
printSettingsSvc->DeserializeToPrintSettings(aPrintData, printSettings);
|
|
rv = webBrowserPrint->Print(printSettings, nullptr);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
#endif
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvUpdateNativeWindowHandle(
|
|
const uintptr_t& aNewHandle) {
|
|
#if defined(XP_WIN) && defined(ACCESSIBILITY)
|
|
mNativeWindowHandle = aNewHandle;
|
|
return IPC_OK();
|
|
#else
|
|
return IPC_FAIL_NO_REASON(this);
|
|
#endif
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvDestroy() {
|
|
MOZ_ASSERT(mDestroyed == false);
|
|
mDestroyed = true;
|
|
|
|
nsTArray<PContentPermissionRequestChild*> childArray =
|
|
nsContentPermissionUtils::GetContentPermissionRequestChildById(
|
|
GetTabId());
|
|
|
|
// Need to close undeleted ContentPermissionRequestChilds before tab is
|
|
// closed.
|
|
for (auto& permissionRequestChild : childArray) {
|
|
auto child = static_cast<RemotePermissionRequest*>(permissionRequestChild);
|
|
child->Destroy();
|
|
}
|
|
|
|
if (mBrowserChildMessageManager) {
|
|
// Message handlers are called from the event loop, so it better be safe to
|
|
// run script.
|
|
MOZ_ASSERT(nsContentUtils::IsSafeToRunScript());
|
|
mBrowserChildMessageManager->DispatchTrustedEvent(
|
|
NS_LITERAL_STRING("unload"));
|
|
}
|
|
|
|
nsCOMPtr<nsIObserverService> observerService =
|
|
mozilla::services::GetObserverService();
|
|
|
|
observerService->RemoveObserver(this, BEFORE_FIRST_PAINT);
|
|
|
|
// XXX what other code in ~BrowserChild() should we be running here?
|
|
DestroyWindow();
|
|
|
|
// Bounce through the event loop once to allow any delayed teardown runnables
|
|
// that were just generated to have a chance to run.
|
|
nsCOMPtr<nsIRunnable> deleteRunnable = new DelayedDeleteRunnable(this);
|
|
MOZ_ALWAYS_SUCCEEDS(NS_DispatchToCurrentThread(deleteRunnable));
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
void BrowserChild::AddPendingDocShellBlocker() { mPendingDocShellBlockers++; }
|
|
|
|
void BrowserChild::RemovePendingDocShellBlocker() {
|
|
mPendingDocShellBlockers--;
|
|
if (!mPendingDocShellBlockers && mPendingDocShellReceivedMessage) {
|
|
mPendingDocShellReceivedMessage = false;
|
|
InternalSetDocShellIsActive(mPendingDocShellIsActive);
|
|
}
|
|
if (!mPendingDocShellBlockers && mPendingRenderLayersReceivedMessage) {
|
|
mPendingRenderLayersReceivedMessage = false;
|
|
RecvRenderLayers(mPendingRenderLayers, mPendingLayersObserverEpoch);
|
|
}
|
|
}
|
|
|
|
void BrowserChild::InternalSetDocShellIsActive(bool aIsActive) {
|
|
if (nsCOMPtr<nsIDocShell> docShell = do_GetInterface(WebNavigation())) {
|
|
docShell->SetIsActive(aIsActive);
|
|
}
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvSetDocShellIsActive(
|
|
const bool& aIsActive) {
|
|
// If we're currently waiting for window opening to complete, we need to hold
|
|
// off on setting the docshell active. We queue up the values we're receiving
|
|
// in the mWindowOpenDocShellActiveStatus.
|
|
if (mPendingDocShellBlockers > 0) {
|
|
mPendingDocShellReceivedMessage = true;
|
|
mPendingDocShellIsActive = aIsActive;
|
|
return IPC_OK();
|
|
}
|
|
|
|
InternalSetDocShellIsActive(aIsActive);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvRenderLayers(
|
|
const bool& aEnabled, const layers::LayersObserverEpoch& aEpoch) {
|
|
if (mPendingDocShellBlockers > 0) {
|
|
mPendingRenderLayersReceivedMessage = true;
|
|
mPendingRenderLayers = aEnabled;
|
|
mPendingLayersObserverEpoch = aEpoch;
|
|
return IPC_OK();
|
|
}
|
|
|
|
// Since requests to change the rendering state come in from both the hang
|
|
// monitor channel and the PContent channel, we have an ordering problem. This
|
|
// code ensures that we respect the order in which the requests were made and
|
|
// ignore stale requests.
|
|
if (mLayersObserverEpoch >= aEpoch) {
|
|
return IPC_OK();
|
|
}
|
|
mLayersObserverEpoch = aEpoch;
|
|
|
|
auto clearPaintWhileInterruptingJS = MakeScopeExit([&] {
|
|
// We might force a paint, or we might already have painted and this is a
|
|
// no-op. In either case, once we exit this scope, we need to alert the
|
|
// ProcessHangMonitor that we've finished responding to what might have
|
|
// been a request to force paint. This is so that the BackgroundHangMonitor
|
|
// for force painting can be made to wait again.
|
|
if (aEnabled) {
|
|
ProcessHangMonitor::ClearPaintWhileInterruptingJS(mLayersObserverEpoch);
|
|
}
|
|
});
|
|
|
|
if (aEnabled) {
|
|
ProcessHangMonitor::MaybeStartPaintWhileInterruptingJS();
|
|
}
|
|
|
|
if (mCompositorOptions) {
|
|
MOZ_ASSERT(mPuppetWidget);
|
|
RefPtr<LayerManager> lm = mPuppetWidget->GetLayerManager();
|
|
MOZ_ASSERT(lm);
|
|
|
|
// We send the current layer observer epoch to the compositor so that
|
|
// BrowserParent knows whether a layer update notification corresponds to
|
|
// the latest RecvRenderLayers request that was made.
|
|
lm->SetLayersObserverEpoch(mLayersObserverEpoch);
|
|
}
|
|
|
|
mRenderLayers = aEnabled;
|
|
|
|
if (aEnabled && IsVisible()) {
|
|
// This request is a no-op.
|
|
// In this case, we still want a MozLayerTreeReady notification to fire
|
|
// in the parent (so that it knows that the child has updated its epoch).
|
|
// PaintWhileInterruptingJSNoOp does that.
|
|
if (IPCOpen()) {
|
|
Unused << SendPaintWhileInterruptingJSNoOp(mLayersObserverEpoch);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
// FIXME(emilio): Probably / maybe this shouldn't be needed? See the comment
|
|
// in MakeVisible(), having the two separate states is not great.
|
|
UpdateVisibility();
|
|
|
|
if (!aEnabled) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsIDocShell> docShell = do_GetInterface(WebNavigation());
|
|
if (!docShell) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
// We don't use BrowserChildBase::GetPresShell() here because that would
|
|
// create a content viewer if one doesn't exist yet. Creating a content
|
|
// viewer can cause JS to run, which we want to avoid.
|
|
// nsIDocShell::GetPresShell returns null if no content viewer exists yet.
|
|
RefPtr<PresShell> presShell = docShell->GetPresShell();
|
|
if (!presShell) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (nsIFrame* root = presShell->GetRootFrame()) {
|
|
FrameLayerBuilder::InvalidateAllLayersForFrame(
|
|
nsLayoutUtils::GetDisplayRootFrame(root));
|
|
root->SchedulePaint();
|
|
}
|
|
|
|
Telemetry::AutoTimer<Telemetry::TABCHILD_PAINT_TIME> timer;
|
|
// If we need to repaint, let's do that right away. No sense waiting until
|
|
// we get back to the event loop again. We suppress the display port so
|
|
// that we only paint what's visible. This ensures that the tab we're
|
|
// switching to paints as quickly as possible.
|
|
presShell->SuppressDisplayport(true);
|
|
if (nsContentUtils::IsSafeToRunScript()) {
|
|
WebWidget()->PaintNowIfNeeded();
|
|
} else {
|
|
RefPtr<nsViewManager> vm = presShell->GetViewManager();
|
|
if (nsView* view = vm->GetRootView()) {
|
|
presShell->Paint(view, view->GetBounds(), PaintFlags::PaintLayers);
|
|
}
|
|
}
|
|
presShell->SuppressDisplayport(false);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvNavigateByKey(
|
|
const bool& aForward, const bool& aForDocumentNavigation) {
|
|
nsIFocusManager* fm = nsFocusManager::GetFocusManager();
|
|
if (fm) {
|
|
RefPtr<Element> result;
|
|
nsCOMPtr<nsPIDOMWindowOuter> window = do_GetInterface(WebNavigation());
|
|
|
|
// Move to the first or last document.
|
|
uint32_t type =
|
|
aForward
|
|
? (aForDocumentNavigation
|
|
? static_cast<uint32_t>(nsIFocusManager::MOVEFOCUS_FIRSTDOC)
|
|
: static_cast<uint32_t>(nsIFocusManager::MOVEFOCUS_ROOT))
|
|
: (aForDocumentNavigation
|
|
? static_cast<uint32_t>(nsIFocusManager::MOVEFOCUS_LASTDOC)
|
|
: static_cast<uint32_t>(nsIFocusManager::MOVEFOCUS_LAST));
|
|
fm->MoveFocus(window, nullptr, type, nsIFocusManager::FLAG_BYKEY,
|
|
getter_AddRefs(result));
|
|
|
|
// No valid root element was found, so move to the first focusable element.
|
|
if (!result && aForward && !aForDocumentNavigation) {
|
|
fm->MoveFocus(window, nullptr, nsIFocusManager::MOVEFOCUS_FIRST,
|
|
nsIFocusManager::FLAG_BYKEY, getter_AddRefs(result));
|
|
}
|
|
|
|
SendRequestFocus(false, CallerType::System);
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvHandledWindowedPluginKeyEvent(
|
|
const NativeEventData& aKeyEventData, const bool& aIsConsumed) {
|
|
if (NS_WARN_IF(!mPuppetWidget)) {
|
|
return IPC_OK();
|
|
}
|
|
mPuppetWidget->HandledWindowedPluginKeyEvent(aKeyEventData, aIsConsumed);
|
|
return IPC_OK();
|
|
}
|
|
|
|
bool BrowserChild::InitBrowserChildMessageManager() {
|
|
if (!mBrowserChildMessageManager) {
|
|
nsCOMPtr<nsPIDOMWindowOuter> window = do_GetInterface(WebNavigation());
|
|
NS_ENSURE_TRUE(window, false);
|
|
nsCOMPtr<EventTarget> chromeHandler = window->GetChromeEventHandler();
|
|
NS_ENSURE_TRUE(chromeHandler, false);
|
|
|
|
RefPtr<BrowserChildMessageManager> scope = mBrowserChildMessageManager =
|
|
new BrowserChildMessageManager(this);
|
|
|
|
MOZ_ALWAYS_TRUE(nsMessageManagerScriptExecutor::Init());
|
|
|
|
nsCOMPtr<nsPIWindowRoot> root = do_QueryInterface(chromeHandler);
|
|
if (NS_WARN_IF(!root)) {
|
|
mBrowserChildMessageManager = nullptr;
|
|
return false;
|
|
}
|
|
root->SetParentTarget(scope);
|
|
}
|
|
|
|
if (!mTriedBrowserInit) {
|
|
mTriedBrowserInit = true;
|
|
// Initialize the child side of the browser element machinery,
|
|
// if appropriate.
|
|
if (IsMozBrowserElement()) {
|
|
RecvLoadRemoteScript(BROWSER_ELEMENT_CHILD_SCRIPT, true);
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void BrowserChild::InitRenderingState(
|
|
const TextureFactoryIdentifier& aTextureFactoryIdentifier,
|
|
const layers::LayersId& aLayersId,
|
|
const CompositorOptions& aCompositorOptions) {
|
|
mPuppetWidget->InitIMEState();
|
|
|
|
MOZ_ASSERT(aLayersId.IsValid());
|
|
mTextureFactoryIdentifier = aTextureFactoryIdentifier;
|
|
|
|
// Pushing layers transactions directly to a separate
|
|
// compositor context.
|
|
PCompositorBridgeChild* compositorChild = CompositorBridgeChild::Get();
|
|
if (!compositorChild) {
|
|
mLayersConnected = Some(false);
|
|
NS_WARNING("failed to get CompositorBridgeChild instance");
|
|
return;
|
|
}
|
|
|
|
mCompositorOptions = Some(aCompositorOptions);
|
|
|
|
if (aLayersId.IsValid()) {
|
|
StaticMutexAutoLock lock(sBrowserChildrenMutex);
|
|
|
|
if (!sBrowserChildren) {
|
|
sBrowserChildren = new BrowserChildMap;
|
|
}
|
|
MOZ_ASSERT(!sBrowserChildren->Get(uint64_t(aLayersId)));
|
|
sBrowserChildren->Put(uint64_t(aLayersId), this);
|
|
mLayersId = aLayersId;
|
|
}
|
|
|
|
MOZ_ASSERT(!mPuppetWidget->HasLayerManager());
|
|
bool success = false;
|
|
if (mLayersConnected == Some(true)) {
|
|
success = CreateRemoteLayerManager(compositorChild);
|
|
}
|
|
|
|
if (success) {
|
|
MOZ_ASSERT(mLayersConnected == Some(true));
|
|
// Succeeded to create "remote" layer manager
|
|
ImageBridgeChild::IdentifyCompositorTextureHost(mTextureFactoryIdentifier);
|
|
gfx::VRManagerChild::IdentifyTextureHost(mTextureFactoryIdentifier);
|
|
InitAPZState();
|
|
RefPtr<LayerManager> lm = mPuppetWidget->GetLayerManager();
|
|
MOZ_ASSERT(lm);
|
|
lm->SetLayersObserverEpoch(mLayersObserverEpoch);
|
|
} else {
|
|
NS_WARNING("Fallback to BasicLayerManager");
|
|
mLayersConnected = Some(false);
|
|
}
|
|
|
|
nsCOMPtr<nsIObserverService> observerService =
|
|
mozilla::services::GetObserverService();
|
|
|
|
if (observerService) {
|
|
observerService->AddObserver(this, BEFORE_FIRST_PAINT, false);
|
|
}
|
|
}
|
|
|
|
bool BrowserChild::CreateRemoteLayerManager(
|
|
mozilla::layers::PCompositorBridgeChild* aCompositorChild) {
|
|
MOZ_ASSERT(aCompositorChild);
|
|
|
|
bool success = false;
|
|
if (mCompositorOptions->UseWebRender()) {
|
|
success = mPuppetWidget->CreateRemoteLayerManager(
|
|
[&](LayerManager* aLayerManager) -> bool {
|
|
MOZ_ASSERT(aLayerManager->AsWebRenderLayerManager());
|
|
return aLayerManager->AsWebRenderLayerManager()->Initialize(
|
|
aCompositorChild, wr::AsPipelineId(mLayersId),
|
|
&mTextureFactoryIdentifier);
|
|
});
|
|
} else {
|
|
nsTArray<LayersBackend> ignored;
|
|
PLayerTransactionChild* shadowManager =
|
|
aCompositorChild->SendPLayerTransactionConstructor(ignored,
|
|
GetLayersId());
|
|
if (shadowManager &&
|
|
shadowManager->SendGetTextureFactoryIdentifier(
|
|
&mTextureFactoryIdentifier) &&
|
|
mTextureFactoryIdentifier.mParentBackend !=
|
|
LayersBackend::LAYERS_NONE) {
|
|
success = true;
|
|
}
|
|
if (!success) {
|
|
// Since no LayerManager is associated with the tab's widget, we will
|
|
// never have an opportunity to destroy the PLayerTransaction on the next
|
|
// device or compositor reset. Therefore, we make sure to forcefully close
|
|
// it here. Failure to do so will cause the next layer tree to fail to
|
|
// attach due since the compositor requires the old layer tree to be
|
|
// disassociated.
|
|
if (shadowManager) {
|
|
static_cast<LayerTransactionChild*>(shadowManager)->Destroy();
|
|
shadowManager = nullptr;
|
|
}
|
|
NS_WARNING("failed to allocate layer transaction");
|
|
} else {
|
|
success = mPuppetWidget->CreateRemoteLayerManager(
|
|
[&](LayerManager* aLayerManager) -> bool {
|
|
ShadowLayerForwarder* lf = aLayerManager->AsShadowForwarder();
|
|
lf->SetShadowManager(shadowManager);
|
|
lf->IdentifyTextureHost(mTextureFactoryIdentifier);
|
|
return true;
|
|
});
|
|
}
|
|
}
|
|
return success;
|
|
}
|
|
|
|
void BrowserChild::InitAPZState() {
|
|
if (!mCompositorOptions->UseAPZ()) {
|
|
return;
|
|
}
|
|
auto cbc = CompositorBridgeChild::Get();
|
|
|
|
// Initialize the ApzcTreeManager. This takes multiple casts because of ugly
|
|
// multiple inheritance.
|
|
PAPZCTreeManagerChild* baseProtocol =
|
|
cbc->SendPAPZCTreeManagerConstructor(mLayersId);
|
|
APZCTreeManagerChild* derivedProtocol =
|
|
static_cast<APZCTreeManagerChild*>(baseProtocol);
|
|
|
|
mApzcTreeManager = RefPtr<IAPZCTreeManager>(derivedProtocol);
|
|
|
|
// Initialize the GeckoContentController for this tab. We don't hold a
|
|
// reference because we don't need it. The ContentProcessController will hold
|
|
// a reference to the tab, and will be destroyed by the compositor or ipdl
|
|
// during destruction.
|
|
RefPtr<GeckoContentController> contentController =
|
|
new ContentProcessController(this);
|
|
APZChild* apzChild = new APZChild(contentController);
|
|
cbc->SetEventTargetForActor(apzChild,
|
|
TabGroup()->EventTargetFor(TaskCategory::Other));
|
|
MOZ_ASSERT(apzChild->GetActorEventTarget());
|
|
cbc->SendPAPZConstructor(apzChild, mLayersId);
|
|
}
|
|
|
|
void BrowserChild::NotifyPainted() {
|
|
if (!mNotified) {
|
|
SendNotifyCompositorTransaction();
|
|
mNotified = true;
|
|
}
|
|
}
|
|
|
|
IPCResult BrowserChild::RecvUpdateEffects(const EffectsInfo& aEffects) {
|
|
mEffectsInfo = aEffects;
|
|
UpdateVisibility();
|
|
return IPC_OK();
|
|
}
|
|
|
|
bool BrowserChild::IsVisible() {
|
|
return mPuppetWidget && mPuppetWidget->IsVisible();
|
|
}
|
|
|
|
void BrowserChild::UpdateVisibility() {
|
|
bool shouldBeVisible = mIsTopLevel ? mRenderLayers : mEffectsInfo.IsVisible();
|
|
bool isVisible = IsVisible();
|
|
|
|
if (shouldBeVisible != isVisible) {
|
|
if (shouldBeVisible) {
|
|
MakeVisible();
|
|
} else {
|
|
MakeHidden();
|
|
}
|
|
}
|
|
}
|
|
|
|
void BrowserChild::MakeVisible() {
|
|
if (IsVisible()) {
|
|
return;
|
|
}
|
|
|
|
if (!sVisibleTabs) {
|
|
sVisibleTabs = new nsTHashtable<nsPtrHashKey<BrowserChild>>();
|
|
}
|
|
sVisibleTabs->PutEntry(this);
|
|
|
|
if (mPuppetWidget) {
|
|
mPuppetWidget->Show(true);
|
|
}
|
|
|
|
nsCOMPtr<nsIDocShell> docShell = do_GetInterface(WebNavigation());
|
|
if (!docShell) {
|
|
return;
|
|
}
|
|
|
|
// For top level stuff, the browser / tab-switcher is responsible of fixing
|
|
// the docshell state up explicitly via SetDocShellIsActive.
|
|
//
|
|
// We need it not to be observable, as this used via RecvRenderLayers and co.,
|
|
// for stuff like async tab warming.
|
|
//
|
|
// We don't want to go through the docshell because we don't want to change
|
|
// the visibility state of the document, which has side effects like firing
|
|
// events to content and unblocking media playback.
|
|
//
|
|
// FIXME(emilio): This feels a bit sketchy. Ideally we'd be able to just not
|
|
// update visibility of stuff in the tab warming case (we just want to paint
|
|
// once so that stuff is there already, really...), and use the docshell here
|
|
// all the time, but that makes some of the devtools tests fail (??).
|
|
if (mIsTopLevel) {
|
|
if (RefPtr<PresShell> presShell = docShell->GetPresShell()) {
|
|
presShell->SetIsActive(true);
|
|
}
|
|
} else {
|
|
docShell->SetIsActive(true);
|
|
}
|
|
}
|
|
|
|
void BrowserChild::MakeHidden() {
|
|
if (sVisibleTabs) {
|
|
sVisibleTabs->RemoveEntry(this);
|
|
// We don't delete sVisibleTabs here when it's empty since that
|
|
// could cause a lot of churn. Instead, we wait until ~BrowserChild.
|
|
}
|
|
|
|
if (!IsVisible()) {
|
|
return;
|
|
}
|
|
|
|
// Due to the nested event loop in ContentChild::ProvideWindowCommon,
|
|
// it's possible to be told to become hidden before we're finished
|
|
// setting up a layer manager. We should skip clearing cached layers
|
|
// in that case, since doing so might accidentally put is into
|
|
// BasicLayers mode.
|
|
if (mPuppetWidget && mPuppetWidget->HasLayerManager()) {
|
|
ClearCachedResources();
|
|
}
|
|
|
|
if (nsCOMPtr<nsIDocShell> docShell = do_GetInterface(WebNavigation())) {
|
|
// Hide all plugins in this tab. We don't use
|
|
// BrowserChildBase::GetPresShell() here because that would create a content
|
|
// viewer if one doesn't exist yet. Creating a content viewer can cause JS
|
|
// to run, which we want to avoid. nsIDocShell::GetPresShell returns null if
|
|
// no content viewer exists yet.
|
|
if (RefPtr<PresShell> presShell = docShell->GetPresShell()) {
|
|
if (nsPresContext* presContext = presShell->GetPresContext()) {
|
|
nsRootPresContext* rootPresContext = presContext->GetRootPresContext();
|
|
nsIFrame* rootFrame = presShell->GetRootFrame();
|
|
rootPresContext->ComputePluginGeometryUpdates(rootFrame, nullptr,
|
|
nullptr);
|
|
rootPresContext->ApplyPluginGeometryUpdates();
|
|
}
|
|
}
|
|
docShell->SetIsActive(false);
|
|
}
|
|
|
|
if (mPuppetWidget) {
|
|
mPuppetWidget->Show(false);
|
|
}
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::GetMessageManager(ContentFrameMessageManager** aResult) {
|
|
RefPtr<ContentFrameMessageManager> mm(mBrowserChildMessageManager);
|
|
mm.forget(aResult);
|
|
return *aResult ? NS_OK : NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::GetWebBrowserChrome(nsIWebBrowserChrome3** aWebBrowserChrome) {
|
|
nsCOMPtr<nsPIDOMWindowOuter> outer = do_GetInterface(WebNavigation());
|
|
if (nsCOMPtr<nsIWebBrowserChrome3> chrome =
|
|
do_QueryActor(u"WebBrowserChrome", outer)) {
|
|
chrome.forget(aWebBrowserChrome);
|
|
} else {
|
|
// TODO: remove fallback
|
|
NS_IF_ADDREF(*aWebBrowserChrome = mWebBrowserChrome);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::SetWebBrowserChrome(nsIWebBrowserChrome3* aWebBrowserChrome) {
|
|
mWebBrowserChrome = aWebBrowserChrome;
|
|
return NS_OK;
|
|
}
|
|
|
|
void BrowserChild::SendRequestFocus(bool aCanFocus, CallerType aCallerType) {
|
|
PBrowserChild::SendRequestFocus(aCanFocus, aCallerType);
|
|
}
|
|
|
|
void BrowserChild::EnableDisableCommands(
|
|
const nsAString& aAction, nsTArray<nsCString>& aEnabledCommands,
|
|
nsTArray<nsCString>& aDisabledCommands) {
|
|
PBrowserChild::SendEnableDisableCommands(PromiseFlatString(aAction),
|
|
aEnabledCommands, aDisabledCommands);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::GetTabId(uint64_t* aId) {
|
|
*aId = GetTabId();
|
|
return NS_OK;
|
|
}
|
|
|
|
void BrowserChild::SetTabId(const TabId& aTabId) {
|
|
MOZ_ASSERT(mUniqueId == 0);
|
|
|
|
mUniqueId = aTabId;
|
|
NestedBrowserChildMap()[mUniqueId] = this;
|
|
}
|
|
|
|
bool BrowserChild::DoSendBlockingMessage(
|
|
JSContext* aCx, const nsAString& aMessage, StructuredCloneData& aData,
|
|
JS::Handle<JSObject*> aCpows, nsIPrincipal* aPrincipal,
|
|
nsTArray<StructuredCloneData>* aRetVal, bool aIsSync) {
|
|
ClonedMessageData data;
|
|
if (!BuildClonedMessageDataForChild(Manager(), aData, data)) {
|
|
return false;
|
|
}
|
|
nsTArray<CpowEntry> cpows;
|
|
if (aCpows) {
|
|
jsipc::CPOWManager* mgr = Manager()->GetCPOWManager();
|
|
if (!mgr || !mgr->Wrap(aCx, aCpows, &cpows)) {
|
|
return false;
|
|
}
|
|
}
|
|
if (aIsSync) {
|
|
return SendSyncMessage(PromiseFlatString(aMessage), data, cpows, aPrincipal,
|
|
aRetVal);
|
|
}
|
|
|
|
return SendRpcMessage(PromiseFlatString(aMessage), data, cpows, aPrincipal,
|
|
aRetVal);
|
|
}
|
|
|
|
nsresult BrowserChild::DoSendAsyncMessage(JSContext* aCx,
|
|
const nsAString& aMessage,
|
|
StructuredCloneData& aData,
|
|
JS::Handle<JSObject*> aCpows,
|
|
nsIPrincipal* aPrincipal) {
|
|
ClonedMessageData data;
|
|
if (!BuildClonedMessageDataForChild(Manager(), aData, data)) {
|
|
return NS_ERROR_DOM_DATA_CLONE_ERR;
|
|
}
|
|
nsTArray<CpowEntry> cpows;
|
|
if (aCpows) {
|
|
jsipc::CPOWManager* mgr = Manager()->GetCPOWManager();
|
|
if (!mgr || !mgr->Wrap(aCx, aCpows, &cpows)) {
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
}
|
|
if (!SendAsyncMessage(PromiseFlatString(aMessage), cpows, aPrincipal, data)) {
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
/* static */
|
|
nsTArray<RefPtr<BrowserChild>> BrowserChild::GetAll() {
|
|
StaticMutexAutoLock lock(sBrowserChildrenMutex);
|
|
|
|
nsTArray<RefPtr<BrowserChild>> list;
|
|
if (!sBrowserChildren) {
|
|
return list;
|
|
}
|
|
|
|
for (auto iter = sBrowserChildren->Iter(); !iter.Done(); iter.Next()) {
|
|
list.AppendElement(iter.Data());
|
|
}
|
|
|
|
return list;
|
|
}
|
|
|
|
BrowserChild* BrowserChild::GetFrom(PresShell* aPresShell) {
|
|
Document* doc = aPresShell->GetDocument();
|
|
if (!doc) {
|
|
return nullptr;
|
|
}
|
|
nsCOMPtr<nsIDocShell> docShell(doc->GetDocShell());
|
|
return GetFrom(docShell);
|
|
}
|
|
|
|
BrowserChild* BrowserChild::GetFrom(layers::LayersId aLayersId) {
|
|
StaticMutexAutoLock lock(sBrowserChildrenMutex);
|
|
if (!sBrowserChildren) {
|
|
return nullptr;
|
|
}
|
|
return sBrowserChildren->Get(uint64_t(aLayersId));
|
|
}
|
|
|
|
void BrowserChild::DidComposite(mozilla::layers::TransactionId aTransactionId,
|
|
const TimeStamp& aCompositeStart,
|
|
const TimeStamp& aCompositeEnd) {
|
|
MOZ_ASSERT(mPuppetWidget);
|
|
RefPtr<LayerManager> lm = mPuppetWidget->GetLayerManager();
|
|
MOZ_ASSERT(lm);
|
|
|
|
lm->DidComposite(aTransactionId, aCompositeStart, aCompositeEnd);
|
|
}
|
|
|
|
void BrowserChild::DidRequestComposite(const TimeStamp& aCompositeReqStart,
|
|
const TimeStamp& aCompositeReqEnd) {
|
|
nsCOMPtr<nsIDocShell> docShellComPtr = do_GetInterface(WebNavigation());
|
|
if (!docShellComPtr) {
|
|
return;
|
|
}
|
|
|
|
nsDocShell* docShell = static_cast<nsDocShell*>(docShellComPtr.get());
|
|
RefPtr<TimelineConsumers> timelines = TimelineConsumers::Get();
|
|
|
|
if (timelines && timelines->HasConsumer(docShell)) {
|
|
// Since we're assuming that it's impossible for content JS to directly
|
|
// trigger a synchronous paint, we can avoid capturing a stack trace here,
|
|
// which means we won't run into JS engine reentrancy issues like bug
|
|
// 1310014.
|
|
timelines->AddMarkerForDocShell(
|
|
docShell, "CompositeForwardTransaction", aCompositeReqStart,
|
|
MarkerTracingType::START, MarkerStackRequest::NO_STACK);
|
|
timelines->AddMarkerForDocShell(docShell, "CompositeForwardTransaction",
|
|
aCompositeReqEnd, MarkerTracingType::END,
|
|
MarkerStackRequest::NO_STACK);
|
|
}
|
|
}
|
|
|
|
void BrowserChild::ClearCachedResources() {
|
|
MOZ_ASSERT(mPuppetWidget);
|
|
RefPtr<LayerManager> lm = mPuppetWidget->GetLayerManager();
|
|
MOZ_ASSERT(lm);
|
|
|
|
lm->ClearCachedResources();
|
|
}
|
|
|
|
void BrowserChild::InvalidateLayers() {
|
|
MOZ_ASSERT(mPuppetWidget);
|
|
RefPtr<LayerManager> lm = mPuppetWidget->GetLayerManager();
|
|
MOZ_ASSERT(lm);
|
|
|
|
FrameLayerBuilder::InvalidateAllLayers(lm);
|
|
}
|
|
|
|
void BrowserChild::SchedulePaint() {
|
|
nsCOMPtr<nsIDocShell> docShell = do_GetInterface(WebNavigation());
|
|
if (!docShell) {
|
|
return;
|
|
}
|
|
|
|
// We don't use BrowserChildBase::GetPresShell() here because that would
|
|
// create a content viewer if one doesn't exist yet. Creating a content viewer
|
|
// can cause JS to run, which we want to avoid. nsIDocShell::GetPresShell
|
|
// returns null if no content viewer exists yet.
|
|
if (RefPtr<PresShell> presShell = docShell->GetPresShell()) {
|
|
if (nsIFrame* root = presShell->GetRootFrame()) {
|
|
root->SchedulePaint();
|
|
}
|
|
}
|
|
}
|
|
|
|
void BrowserChild::ReinitRendering() {
|
|
MOZ_ASSERT(mLayersId.IsValid());
|
|
|
|
// Before we establish a new PLayerTransaction, we must connect our layer tree
|
|
// id, CompositorBridge, and the widget compositor all together again.
|
|
// Normally this happens in BrowserParent before BrowserChild is given
|
|
// rendering information.
|
|
//
|
|
// In this case, we will send a sync message to our BrowserParent, which in
|
|
// turn will send a sync message to the Compositor of the widget owning this
|
|
// tab. This guarantees the correct association is in place before our
|
|
// PLayerTransaction constructor message arrives on the cross-process
|
|
// compositor bridge.
|
|
CompositorOptions options;
|
|
SendEnsureLayersConnected(&options);
|
|
mCompositorOptions = Some(options);
|
|
|
|
bool success = false;
|
|
RefPtr<CompositorBridgeChild> cb = CompositorBridgeChild::Get();
|
|
|
|
if (cb) {
|
|
success = CreateRemoteLayerManager(cb);
|
|
}
|
|
|
|
if (!success) {
|
|
NS_WARNING("failed to recreate layer manager");
|
|
return;
|
|
}
|
|
|
|
mLayersConnected = Some(true);
|
|
ImageBridgeChild::IdentifyCompositorTextureHost(mTextureFactoryIdentifier);
|
|
gfx::VRManagerChild::IdentifyTextureHost(mTextureFactoryIdentifier);
|
|
|
|
InitAPZState();
|
|
RefPtr<LayerManager> lm = mPuppetWidget->GetLayerManager();
|
|
MOZ_ASSERT(lm);
|
|
lm->SetLayersObserverEpoch(mLayersObserverEpoch);
|
|
|
|
nsCOMPtr<Document> doc(GetTopLevelDocument());
|
|
doc->NotifyLayerManagerRecreated();
|
|
}
|
|
|
|
void BrowserChild::ReinitRenderingForDeviceReset() {
|
|
InvalidateLayers();
|
|
|
|
RefPtr<LayerManager> lm = mPuppetWidget->GetLayerManager();
|
|
if (WebRenderLayerManager* wlm = lm->AsWebRenderLayerManager()) {
|
|
wlm->DoDestroy(/* aIsSync */ true);
|
|
} else if (ClientLayerManager* clm = lm->AsClientLayerManager()) {
|
|
if (ShadowLayerForwarder* fwd = clm->AsShadowForwarder()) {
|
|
// Force the LayerTransactionChild to synchronously shutdown. It is
|
|
// okay to do this early, we'll simply stop sending messages. This
|
|
// step is necessary since otherwise the compositor will think we
|
|
// are trying to attach two layer trees to the same ID.
|
|
fwd->SynchronouslyShutdown();
|
|
}
|
|
} else {
|
|
if (mLayersConnected.isNothing()) {
|
|
return;
|
|
}
|
|
}
|
|
|
|
// Proceed with destroying and recreating the layer manager.
|
|
ReinitRendering();
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::OnShowTooltip(int32_t aXCoords, int32_t aYCoords,
|
|
const nsAString& aTipText,
|
|
const nsAString& aTipDir) {
|
|
nsString str(aTipText);
|
|
nsString dir(aTipDir);
|
|
SendShowTooltip(aXCoords, aYCoords, str, dir);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
BrowserChild::OnHideTooltip() {
|
|
SendHideTooltip();
|
|
return NS_OK;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvRequestNotifyAfterRemotePaint() {
|
|
// Get the CompositorBridgeChild instance for this content thread.
|
|
CompositorBridgeChild* compositor = CompositorBridgeChild::Get();
|
|
|
|
// Tell the CompositorBridgeChild that, when it gets a RemotePaintIsReady
|
|
// message that it should forward it us so that we can bounce it to our
|
|
// BrowserParent.
|
|
compositor->RequestNotifyAfterRemotePaint(this);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvUIResolutionChanged(
|
|
const float& aDpi, const int32_t& aRounding, const double& aScale) {
|
|
nsCOMPtr<Document> document(GetTopLevelDocument());
|
|
if (!document) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
ScreenIntSize oldScreenSize = GetInnerSize();
|
|
if (aDpi > 0) {
|
|
mPuppetWidget->UpdateBackingScaleCache(aDpi, aRounding, aScale);
|
|
}
|
|
RefPtr<nsPresContext> presContext = document->GetPresContext();
|
|
if (presContext) {
|
|
presContext->UIResolutionChangedSync();
|
|
}
|
|
|
|
ScreenIntSize screenSize = GetInnerSize();
|
|
if (mHasValidInnerSize && oldScreenSize != screenSize) {
|
|
ScreenIntRect screenRect = GetOuterRect();
|
|
mPuppetWidget->Resize(screenRect.x + mClientOffset.x + mChromeOffset.x,
|
|
screenRect.y + mClientOffset.y + mChromeOffset.y,
|
|
screenSize.width, screenSize.height, true);
|
|
|
|
nsCOMPtr<nsIBaseWindow> baseWin = do_QueryInterface(WebNavigation());
|
|
baseWin->SetPositionAndSize(0, 0, screenSize.width, screenSize.height,
|
|
nsIBaseWindow::eRepaint);
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvThemeChanged(
|
|
nsTArray<LookAndFeelInt>&& aLookAndFeelIntCache) {
|
|
nsCOMPtr<Document> document(GetTopLevelDocument());
|
|
if (!document) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
LookAndFeel::SetIntCache(aLookAndFeelIntCache);
|
|
RefPtr<nsPresContext> presContext = document->GetPresContext();
|
|
if (presContext) {
|
|
presContext->ThemeChanged();
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvSafeAreaInsetsChanged(
|
|
const mozilla::ScreenIntMargin& aSafeAreaInsets) {
|
|
mPuppetWidget->UpdateSafeAreaInsets(aSafeAreaInsets);
|
|
|
|
nsCOMPtr<nsIScreenManager> screenMgr =
|
|
do_GetService("@mozilla.org/gfx/screenmanager;1");
|
|
ScreenIntMargin currentSafeAreaInsets;
|
|
if (screenMgr) {
|
|
// aSafeAreaInsets is for current screen. But we have to calculate
|
|
// safe insets for content window.
|
|
int32_t x, y, cx, cy;
|
|
GetDimensions(0, &x, &y, &cx, &cy);
|
|
nsCOMPtr<nsIScreen> screen;
|
|
screenMgr->ScreenForRect(x, y, cx, cy, getter_AddRefs(screen));
|
|
|
|
if (screen) {
|
|
LayoutDeviceIntRect windowRect(x + mClientOffset.x + mChromeOffset.x,
|
|
y + mClientOffset.y + mChromeOffset.y, cx,
|
|
cy);
|
|
currentSafeAreaInsets = nsContentUtils::GetWindowSafeAreaInsets(
|
|
screen, aSafeAreaInsets, windowRect);
|
|
}
|
|
}
|
|
|
|
if (nsCOMPtr<Document> document = GetTopLevelDocument()) {
|
|
nsPresContext* presContext = document->GetPresContext();
|
|
if (presContext) {
|
|
presContext->SetSafeAreaInsets(currentSafeAreaInsets);
|
|
}
|
|
}
|
|
|
|
// https://github.com/w3c/csswg-drafts/issues/4670
|
|
// Actually we don't set this value on sub document. This behaviour is
|
|
// same as Blink that safe area insets isn't set on sub document.
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvAwaitLargeAlloc() {
|
|
mAwaitingLA = true;
|
|
return IPC_OK();
|
|
}
|
|
|
|
bool BrowserChild::IsAwaitingLargeAlloc() { return mAwaitingLA; }
|
|
|
|
bool BrowserChild::StopAwaitingLargeAlloc() {
|
|
bool awaiting = mAwaitingLA;
|
|
mAwaitingLA = false;
|
|
return awaiting;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvAllowScriptsToClose() {
|
|
nsCOMPtr<nsPIDOMWindowOuter> window = do_GetInterface(WebNavigation());
|
|
if (window) {
|
|
nsGlobalWindowOuter::Cast(window)->AllowScriptsToClose();
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvSetOriginAttributes(
|
|
const OriginAttributes& aOriginAttributes) {
|
|
nsCOMPtr<nsIDocShell> docShell = do_GetInterface(WebNavigation());
|
|
nsDocShell::Cast(docShell)->SetOriginAttributes(aOriginAttributes);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult BrowserChild::RecvSetWidgetNativeData(
|
|
const WindowsHandle& aWidgetNativeData) {
|
|
mWidgetNativeData = aWidgetNativeData;
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::plugins::PPluginWidgetChild* BrowserChild::AllocPPluginWidgetChild() {
|
|
#ifdef XP_WIN
|
|
return new mozilla::plugins::PluginWidgetChild();
|
|
#else
|
|
MOZ_ASSERT_UNREACHABLE("AllocPPluginWidgetChild only supports Windows");
|
|
return nullptr;
|
|
#endif
|
|
}
|
|
|
|
bool BrowserChild::DeallocPPluginWidgetChild(
|
|
mozilla::plugins::PPluginWidgetChild* aActor) {
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
#ifdef XP_WIN
|
|
nsresult BrowserChild::CreatePluginWidget(nsIWidget* aParent,
|
|
nsIWidget** aOut) {
|
|
*aOut = nullptr;
|
|
mozilla::plugins::PluginWidgetChild* child =
|
|
static_cast<mozilla::plugins::PluginWidgetChild*>(
|
|
SendPPluginWidgetConstructor());
|
|
if (!child) {
|
|
NS_ERROR("couldn't create PluginWidgetChild");
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
nsCOMPtr<nsIWidget> pluginWidget =
|
|
nsIWidget::CreatePluginProxyWidget(this, child);
|
|
if (!pluginWidget) {
|
|
NS_ERROR("couldn't create PluginWidgetProxy");
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
|
|
nsWidgetInitData initData;
|
|
initData.mWindowType = eWindowType_plugin_ipc_content;
|
|
initData.mUnicode = false;
|
|
initData.clipChildren = true;
|
|
initData.clipSiblings = true;
|
|
nsresult rv = pluginWidget->Create(
|
|
aParent, nullptr, LayoutDeviceIntRect(0, 0, 0, 0), &initData);
|
|
if (NS_FAILED(rv)) {
|
|
NS_WARNING("Creating native plugin widget on the chrome side failed.");
|
|
}
|
|
pluginWidget.forget(aOut);
|
|
return rv;
|
|
}
|
|
#endif // XP_WIN
|
|
|
|
PPaymentRequestChild* BrowserChild::AllocPPaymentRequestChild() {
|
|
MOZ_CRASH(
|
|
"We should never be manually allocating PPaymentRequestChild actors");
|
|
return nullptr;
|
|
}
|
|
|
|
bool BrowserChild::DeallocPPaymentRequestChild(PPaymentRequestChild* actor) {
|
|
delete actor;
|
|
return true;
|
|
}
|
|
|
|
ScreenIntSize BrowserChild::GetInnerSize() {
|
|
LayoutDeviceIntSize innerSize =
|
|
RoundedToInt(mUnscaledInnerSize * mPuppetWidget->GetDefaultScale());
|
|
return ViewAs<ScreenPixel>(
|
|
innerSize, PixelCastJustification::LayoutDeviceIsScreenForTabDims);
|
|
};
|
|
|
|
Maybe<LayoutDeviceIntRect> BrowserChild::GetVisibleRect() const {
|
|
if (mIsTopLevel) {
|
|
// We are conservative about visible rects for top-level browsers to avoid
|
|
// artifacts when resizing
|
|
return Nothing();
|
|
}
|
|
CSSRect visibleRectCSS = CSSPixel::FromAppUnits(mEffectsInfo.mVisibleRect);
|
|
LayoutDeviceIntRect visibleRectLD =
|
|
RoundedToInt(visibleRectCSS * mPuppetWidget->GetDefaultScale());
|
|
return Some(visibleRectLD);
|
|
}
|
|
|
|
Maybe<LayoutDeviceRect>
|
|
BrowserChild::GetTopLevelViewportVisibleRectInSelfCoords() const {
|
|
if (mIsTopLevel) {
|
|
return Nothing();
|
|
}
|
|
|
|
if (!mChildToParentConversionMatrix) {
|
|
// We have no way to tell this remote document visible rect right now.
|
|
return Nothing();
|
|
}
|
|
|
|
Maybe<LayoutDeviceToLayoutDeviceMatrix4x4> inverse =
|
|
mChildToParentConversionMatrix->MaybeInverse();
|
|
if (!inverse) {
|
|
return Nothing();
|
|
}
|
|
|
|
// Convert the remote document visible rect to the coordinate system of the
|
|
// iframe document.
|
|
Maybe<LayoutDeviceRect> rect = UntransformBy(
|
|
*inverse,
|
|
ViewAs<LayoutDevicePixel>(
|
|
mTopLevelViewportVisibleRectInBrowserCoords,
|
|
PixelCastJustification::ContentProcessIsLayerInUiProcess),
|
|
LayoutDeviceRect::MaxIntRect());
|
|
if (!rect) {
|
|
return Nothing();
|
|
}
|
|
|
|
return rect;
|
|
}
|
|
|
|
ScreenIntRect BrowserChild::GetOuterRect() {
|
|
LayoutDeviceIntRect outerRect =
|
|
RoundedToInt(mUnscaledOuterRect * mPuppetWidget->GetDefaultScale());
|
|
return ViewAs<ScreenPixel>(
|
|
outerRect, PixelCastJustification::LayoutDeviceIsScreenForTabDims);
|
|
}
|
|
|
|
void BrowserChild::PaintWhileInterruptingJS(
|
|
const layers::LayersObserverEpoch& aEpoch) {
|
|
if (!IPCOpen() || !mPuppetWidget || !mPuppetWidget->HasLayerManager()) {
|
|
// Don't bother doing anything now. Better to wait until we receive the
|
|
// message on the PContent channel.
|
|
return;
|
|
}
|
|
|
|
MOZ_DIAGNOSTIC_ASSERT(nsContentUtils::IsSafeToRunScript());
|
|
nsAutoScriptBlocker scriptBlocker;
|
|
RecvRenderLayers(true /* aEnabled */, aEpoch);
|
|
}
|
|
|
|
nsresult BrowserChild::CanCancelContentJS(
|
|
nsIRemoteTab::NavigationType aNavigationType, int32_t aNavigationIndex,
|
|
nsIURI* aNavigationURI, int32_t aEpoch, bool* aCanCancel) {
|
|
nsresult rv;
|
|
*aCanCancel = false;
|
|
|
|
if (aEpoch <= mCancelContentJSEpoch) {
|
|
// The next page loaded before we got here, so we shouldn't try to cancel
|
|
// the content JS.
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsISHistory> history = do_GetInterface(WebNavigation());
|
|
if (!history) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
int32_t current;
|
|
rv = history->GetIndex(¤t);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (current == -1) {
|
|
// This tab has no history! Just return.
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsISHEntry> entry;
|
|
rv = history->GetEntryAtIndex(current, getter_AddRefs(entry));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCOMPtr<nsIURI> currentURI = entry->GetURI();
|
|
if (!currentURI->SchemeIs("http") && !currentURI->SchemeIs("https") &&
|
|
!currentURI->SchemeIs("file")) {
|
|
// Only cancel content JS for http(s) and file URIs. Other URIs are probably
|
|
// internal and we should just let them run to completion.
|
|
return NS_OK;
|
|
}
|
|
|
|
if (aNavigationType == nsIRemoteTab::NAVIGATE_BACK) {
|
|
aNavigationIndex = current - 1;
|
|
} else if (aNavigationType == nsIRemoteTab::NAVIGATE_FORWARD) {
|
|
aNavigationIndex = current + 1;
|
|
} else if (aNavigationType == nsIRemoteTab::NAVIGATE_URL) {
|
|
if (!aNavigationURI) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
if (aNavigationURI->SchemeIs("javascript")) {
|
|
// "javascript:" URIs don't (necessarily) trigger navigation to a
|
|
// different page, so don't allow the current page's JS to terminate.
|
|
return NS_OK;
|
|
}
|
|
|
|
// If navigating directly to a URL (e.g. via hitting Enter in the location
|
|
// bar), then we can cancel anytime the next URL is different from the
|
|
// current, *excluding* the ref ("#").
|
|
bool equals;
|
|
rv = currentURI->EqualsExceptRef(aNavigationURI, &equals);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
*aCanCancel = !equals;
|
|
return NS_OK;
|
|
}
|
|
// Note: aNavigationType may also be NAVIGATE_INDEX, in which case we don't
|
|
// need to do anything special.
|
|
|
|
int32_t delta = aNavigationIndex > current ? 1 : -1;
|
|
for (int32_t i = current + delta; i != aNavigationIndex + delta; i += delta) {
|
|
nsCOMPtr<nsISHEntry> nextEntry;
|
|
// If `i` happens to be negative, this call will fail (which is what we
|
|
// would want to happen).
|
|
rv = history->GetEntryAtIndex(i, getter_AddRefs(nextEntry));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCOMPtr<nsISHEntry> laterEntry = delta == 1 ? nextEntry : entry;
|
|
nsCOMPtr<nsIURI> thisURI = entry->GetURI();
|
|
nsCOMPtr<nsIURI> nextURI = nextEntry->GetURI();
|
|
|
|
// If we changed origin and the load wasn't in a subframe, we know it was
|
|
// a full document load, so we can cancel the content JS safely.
|
|
if (!laterEntry->GetIsSubFrame()) {
|
|
nsAutoCString thisHost;
|
|
rv = thisURI->GetPrePath(thisHost);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsAutoCString nextHost;
|
|
rv = nextURI->GetPrePath(nextHost);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (!thisHost.Equals(nextHost)) {
|
|
*aCanCancel = true;
|
|
return NS_OK;
|
|
}
|
|
}
|
|
|
|
entry = nextEntry;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP BrowserChild::BeginSendingWebProgressEventsToParent() {
|
|
mShouldSendWebProgressEventsToParent = true;
|
|
return NS_OK;
|
|
}
|
|
|
|
mozilla::dom::TabGroup* BrowserChild::TabGroup() { return mTabGroup; }
|
|
|
|
nsresult BrowserChild::GetHasSiblings(bool* aHasSiblings) {
|
|
*aHasSiblings = mHasSiblings;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult BrowserChild::SetHasSiblings(bool aHasSiblings) {
|
|
mHasSiblings = aHasSiblings;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP BrowserChild::OnStateChange(nsIWebProgress* aWebProgress,
|
|
nsIRequest* aRequest,
|
|
uint32_t aStateFlags,
|
|
nsresult aStatus) {
|
|
if (!IPCOpen() || !mShouldSendWebProgressEventsToParent) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIDocShell> docShell = do_GetInterface(WebNavigation());
|
|
if (!docShell) {
|
|
return NS_OK;
|
|
}
|
|
|
|
RefPtr<Document> document;
|
|
if (nsCOMPtr<nsPIDOMWindowOuter> outerWindow = do_GetInterface(docShell)) {
|
|
document = outerWindow->GetExtantDoc();
|
|
} else {
|
|
return NS_OK;
|
|
}
|
|
|
|
Maybe<WebProgressData> webProgressData;
|
|
Maybe<WebProgressStateChangeData> stateChangeData;
|
|
RequestData requestData;
|
|
|
|
MOZ_TRY(PrepareProgressListenerData(aWebProgress, aRequest, webProgressData,
|
|
requestData));
|
|
|
|
/*
|
|
* If
|
|
* 1) this is a document,
|
|
* 2) the document is top-level,
|
|
* 3) the document is completely loaded (STATE_STOP), and
|
|
* 4) this is the end of activity for the document
|
|
* (STATE_IS_WINDOW, STATE_IS_NETWORK),
|
|
* then record the elapsed time that it took to load.
|
|
*/
|
|
if (document && webProgressData->isTopLevel() &&
|
|
(aStateFlags & nsIWebProgressListener::STATE_STOP) &&
|
|
(aStateFlags & nsIWebProgressListener::STATE_IS_WINDOW) &&
|
|
(aStateFlags & nsIWebProgressListener::STATE_IS_NETWORK)) {
|
|
RefPtr<nsDOMNavigationTiming> navigationTiming =
|
|
document->GetNavigationTiming();
|
|
if (navigationTiming) {
|
|
TimeDuration elapsedLoadTimeMS =
|
|
TimeStamp::Now() - navigationTiming->GetNavigationStartTimeStamp();
|
|
requestData.elapsedLoadTimeMS() =
|
|
Some(elapsedLoadTimeMS.ToMilliseconds());
|
|
}
|
|
}
|
|
|
|
if (webProgressData->isTopLevel()) {
|
|
stateChangeData.emplace();
|
|
|
|
stateChangeData->isNavigating() = docShell->GetIsNavigating();
|
|
stateChangeData->mayEnableCharacterEncodingMenu() =
|
|
docShell->GetMayEnableCharacterEncodingMenu();
|
|
stateChangeData->charsetAutodetected() = docShell->GetCharsetAutodetected();
|
|
|
|
if (document && aStateFlags & nsIWebProgressListener::STATE_STOP) {
|
|
document->GetContentType(stateChangeData->contentType());
|
|
document->GetCharacterSet(stateChangeData->charset());
|
|
stateChangeData->documentURI() = document->GetDocumentURIObject();
|
|
} else {
|
|
stateChangeData->contentType().SetIsVoid(true);
|
|
stateChangeData->charset().SetIsVoid(true);
|
|
}
|
|
}
|
|
|
|
Unused << SendOnStateChange(webProgressData, requestData, aStateFlags,
|
|
aStatus, stateChangeData);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP BrowserChild::OnProgressChange(nsIWebProgress* aWebProgress,
|
|
nsIRequest* aRequest,
|
|
int32_t aCurSelfProgress,
|
|
int32_t aMaxSelfProgress,
|
|
int32_t aCurTotalProgress,
|
|
int32_t aMaxTotalProgress) {
|
|
if (!IPCOpen() || !mShouldSendWebProgressEventsToParent) {
|
|
return NS_OK;
|
|
}
|
|
|
|
Maybe<WebProgressData> webProgressData;
|
|
RequestData requestData;
|
|
|
|
nsresult rv = PrepareProgressListenerData(aWebProgress, aRequest,
|
|
webProgressData, requestData);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
Unused << SendOnProgressChange(webProgressData, requestData, aCurSelfProgress,
|
|
aMaxSelfProgress, aCurTotalProgress,
|
|
aMaxTotalProgress);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP BrowserChild::OnLocationChange(nsIWebProgress* aWebProgress,
|
|
nsIRequest* aRequest,
|
|
nsIURI* aLocation,
|
|
uint32_t aFlags) {
|
|
if (!IPCOpen() || !mShouldSendWebProgressEventsToParent) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIWebNavigation> webNav = WebNavigation();
|
|
nsCOMPtr<nsIDocShell> docShell = do_GetInterface(webNav);
|
|
if (!docShell) {
|
|
return NS_OK;
|
|
}
|
|
|
|
RefPtr<Document> document;
|
|
if (nsCOMPtr<nsPIDOMWindowOuter> outerWindow = do_GetInterface(docShell)) {
|
|
document = outerWindow->GetExtantDoc();
|
|
} else {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (!document) {
|
|
return NS_OK;
|
|
}
|
|
|
|
Maybe<WebProgressData> webProgressData;
|
|
RequestData requestData;
|
|
|
|
MOZ_TRY(PrepareProgressListenerData(aWebProgress, aRequest, webProgressData,
|
|
requestData));
|
|
|
|
Maybe<WebProgressLocationChangeData> locationChangeData;
|
|
|
|
bool canGoBack = false;
|
|
bool canGoForward = false;
|
|
|
|
MOZ_TRY(webNav->GetCanGoBack(&canGoBack));
|
|
MOZ_TRY(webNav->GetCanGoForward(&canGoForward));
|
|
|
|
if (aWebProgress && webProgressData->isTopLevel()) {
|
|
locationChangeData.emplace();
|
|
|
|
document->GetContentType(locationChangeData->contentType());
|
|
locationChangeData->isNavigating() = docShell->GetIsNavigating();
|
|
locationChangeData->documentURI() = document->GetDocumentURIObject();
|
|
document->GetTitle(locationChangeData->title());
|
|
document->GetCharacterSet(locationChangeData->charset());
|
|
|
|
locationChangeData->mayEnableCharacterEncodingMenu() =
|
|
docShell->GetMayEnableCharacterEncodingMenu();
|
|
locationChangeData->charsetAutodetected() =
|
|
docShell->GetCharsetAutodetected();
|
|
|
|
locationChangeData->contentPrincipal() = document->NodePrincipal();
|
|
locationChangeData->contentStoragePrincipal() =
|
|
document->EffectiveStoragePrincipal();
|
|
locationChangeData->csp() = document->GetCsp();
|
|
locationChangeData->contentBlockingAllowListPrincipal() =
|
|
document->GetContentBlockingAllowListPrincipal();
|
|
locationChangeData->referrerInfo() = document->ReferrerInfo();
|
|
locationChangeData->isSyntheticDocument() = document->IsSyntheticDocument();
|
|
|
|
if (nsCOMPtr<nsILoadGroup> loadGroup = document->GetDocumentLoadGroup()) {
|
|
uint64_t requestContextID = 0;
|
|
MOZ_TRY(loadGroup->GetRequestContextID(&requestContextID));
|
|
locationChangeData->requestContextID() = Some(requestContextID);
|
|
}
|
|
|
|
#ifdef MOZ_CRASHREPORTER
|
|
if (CrashReporter::GetEnabled()) {
|
|
nsCOMPtr<nsIURI> annotationURI;
|
|
|
|
nsresult rv = NS_MutateURI(aLocation)
|
|
.SetUserPass(EmptyCString())
|
|
.Finalize(annotationURI);
|
|
|
|
if (NS_FAILED(rv)) {
|
|
// Ignore failures on about: URIs.
|
|
annotationURI = aLocation;
|
|
}
|
|
|
|
CrashReporter::AnnotateCrashReport(CrashReporter::Annotation::URL,
|
|
annotationURI->GetSpecOrDefault());
|
|
}
|
|
#endif
|
|
}
|
|
|
|
Unused << SendOnLocationChange(webProgressData, requestData, aLocation,
|
|
aFlags, canGoBack, canGoForward,
|
|
locationChangeData);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP BrowserChild::OnStatusChange(nsIWebProgress* aWebProgress,
|
|
nsIRequest* aRequest,
|
|
nsresult aStatus,
|
|
const char16_t* aMessage) {
|
|
if (!IPCOpen() || !mShouldSendWebProgressEventsToParent) {
|
|
return NS_OK;
|
|
}
|
|
|
|
Maybe<WebProgressData> webProgressData;
|
|
RequestData requestData;
|
|
|
|
nsresult rv = PrepareProgressListenerData(aWebProgress, aRequest,
|
|
webProgressData, requestData);
|
|
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
const nsString message(aMessage);
|
|
|
|
Unused << SendOnStatusChange(webProgressData, requestData, aStatus, message);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP BrowserChild::OnSecurityChange(nsIWebProgress* aWebProgress,
|
|
nsIRequest* aRequest,
|
|
uint32_t aState) {
|
|
if (!IPCOpen() || !mShouldSendWebProgressEventsToParent) {
|
|
return NS_OK;
|
|
}
|
|
|
|
Maybe<WebProgressData> webProgressData;
|
|
RequestData requestData;
|
|
|
|
MOZ_TRY(PrepareProgressListenerData(aWebProgress, aRequest, webProgressData,
|
|
requestData));
|
|
|
|
Maybe<WebProgressSecurityChangeData> securityChangeData;
|
|
|
|
if (aWebProgress && webProgressData->isTopLevel()) {
|
|
nsCOMPtr<nsIDocShell> docShell = do_GetInterface(WebNavigation());
|
|
if (!docShell) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsITransportSecurityInfo> securityInfo;
|
|
{
|
|
nsCOMPtr<nsISecureBrowserUI> securityUI;
|
|
MOZ_TRY(docShell->GetSecurityUI(getter_AddRefs(securityUI)));
|
|
|
|
if (securityUI) {
|
|
MOZ_TRY(securityUI->GetSecInfo(getter_AddRefs(securityInfo)));
|
|
}
|
|
}
|
|
|
|
bool isSecureContext = false;
|
|
{
|
|
nsCOMPtr<nsPIDOMWindowOuter> outerWindow = do_GetInterface(docShell);
|
|
if (!outerWindow) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (nsPIDOMWindowInner* window = outerWindow->GetCurrentInnerWindow()) {
|
|
isSecureContext = window->IsSecureContext();
|
|
} else {
|
|
return NS_OK;
|
|
}
|
|
}
|
|
|
|
securityChangeData.emplace();
|
|
securityChangeData->securityInfo() = ToRefPtr(std::move(securityInfo));
|
|
securityChangeData->isSecureContext() = isSecureContext;
|
|
}
|
|
|
|
Unused << SendOnSecurityChange(webProgressData, requestData, aState,
|
|
securityChangeData);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP BrowserChild::OnContentBlockingEvent(nsIWebProgress* aWebProgress,
|
|
nsIRequest* aRequest,
|
|
uint32_t aEvent) {
|
|
// The OnContentBlockingEvent only happenes in the parent process. It should
|
|
// not be seen in the content process.
|
|
MOZ_DIAGNOSTIC_ASSERT(
|
|
false, "OnContentBlockingEvent should not be seen in content process.");
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP BrowserChild::OnProgressChange64(nsIWebProgress* aWebProgress,
|
|
nsIRequest* aRequest,
|
|
int64_t aCurSelfProgress,
|
|
int64_t aMaxSelfProgress,
|
|
int64_t aCurTotalProgress,
|
|
int64_t aMaxTotalProgress) {
|
|
// All the events we receive are filtered through an nsBrowserStatusFilter,
|
|
// which accepts ProgressChange64 events, but truncates the progress values to
|
|
// uint32_t and calls OnProgressChange.
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP BrowserChild::OnRefreshAttempted(nsIWebProgress* aWebProgress,
|
|
nsIURI* aRefreshURI,
|
|
int32_t aMillis, bool aSameURI,
|
|
bool* aOut) {
|
|
NS_ENSURE_ARG_POINTER(aOut);
|
|
*aOut = true;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP BrowserChild::NotifyNavigationFinished() {
|
|
Unused << SendNavigationFinished();
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult BrowserChild::PrepareProgressListenerData(
|
|
nsIWebProgress* aWebProgress, nsIRequest* aRequest,
|
|
Maybe<WebProgressData>& aWebProgressData, RequestData& aRequestData) {
|
|
if (aWebProgress) {
|
|
aWebProgressData.emplace();
|
|
|
|
bool isTopLevel = false;
|
|
nsresult rv = aWebProgress->GetIsTopLevel(&isTopLevel);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
aWebProgressData->isTopLevel() = isTopLevel;
|
|
|
|
bool isLoadingDocument = false;
|
|
rv = aWebProgress->GetIsLoadingDocument(&isLoadingDocument);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
aWebProgressData->isLoadingDocument() = isLoadingDocument;
|
|
|
|
uint32_t loadType = 0;
|
|
rv = aWebProgress->GetLoadType(&loadType);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
aWebProgressData->loadType() = loadType;
|
|
|
|
uint64_t outerDOMWindowID = 0;
|
|
uint64_t innerDOMWindowID = 0;
|
|
// The DOM Window ID getters here may throw if the inner or outer windows
|
|
// aren't created yet or are destroyed at the time we're making this call
|
|
// but that isn't fatal so ignore the exceptions here.
|
|
Unused << aWebProgress->GetDOMWindowID(&outerDOMWindowID);
|
|
aWebProgressData->outerDOMWindowID() = outerDOMWindowID;
|
|
|
|
Unused << aWebProgress->GetInnerDOMWindowID(&innerDOMWindowID);
|
|
aWebProgressData->innerDOMWindowID() = innerDOMWindowID;
|
|
}
|
|
|
|
nsCOMPtr<nsIChannel> channel = do_QueryInterface(aRequest);
|
|
if (channel) {
|
|
nsCOMPtr<nsIURI> uri;
|
|
nsresult rv = channel->GetURI(getter_AddRefs(uri));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
aRequestData.requestURI() = uri;
|
|
|
|
rv = channel->GetOriginalURI(getter_AddRefs(uri));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
aRequestData.originalRequestURI() = uri;
|
|
|
|
nsCOMPtr<nsIClassifiedChannel> classifiedChannel =
|
|
do_QueryInterface(channel);
|
|
if (classifiedChannel) {
|
|
nsAutoCString matchedList;
|
|
rv = classifiedChannel->GetMatchedList(matchedList);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
aRequestData.matchedList() = std::move(matchedList);
|
|
}
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
bool BrowserChild::UpdateSessionStore(uint32_t aFlushId, bool aIsFinal) {
|
|
if (!mSessionStoreListener) {
|
|
return false;
|
|
}
|
|
RefPtr<ContentSessionStore> store = mSessionStoreListener->GetSessionStore();
|
|
|
|
Maybe<nsCString> docShellCaps;
|
|
if (store->IsDocCapChanged()) {
|
|
docShellCaps.emplace(store->GetDocShellCaps());
|
|
}
|
|
|
|
Maybe<bool> privatedMode;
|
|
if (store->IsPrivateChanged()) {
|
|
privatedMode.emplace(store->GetPrivateModeEnabled());
|
|
}
|
|
|
|
nsTArray<int32_t> positionDescendants;
|
|
nsTArray<nsCString> positions;
|
|
if (store->IsScrollPositionChanged()) {
|
|
store->GetScrollPositions(positions, positionDescendants);
|
|
}
|
|
|
|
nsTArray<InputFormData> inputs;
|
|
nsTArray<CollectedInputDataValue> idVals, xPathVals;
|
|
if (store->IsFormDataChanged()) {
|
|
inputs = store->GetInputs(idVals, xPathVals);
|
|
}
|
|
|
|
nsTArray<nsCString> origins;
|
|
nsTArray<nsString> keys, values;
|
|
bool isFullStorage = false;
|
|
if (store->IsStorageUpdated()) {
|
|
isFullStorage = store->GetAndClearStorageChanges(origins, keys, values);
|
|
}
|
|
|
|
Unused << SendSessionStoreUpdate(
|
|
docShellCaps, privatedMode, positions, positionDescendants, inputs,
|
|
idVals, xPathVals, origins, keys, values, isFullStorage, aFlushId,
|
|
aIsFinal, mSessionStoreListener->GetEpoch());
|
|
return true;
|
|
}
|
|
|
|
#ifdef XP_WIN
|
|
RefPtr<PBrowserChild::IsWindowSupportingProtectedMediaPromise>
|
|
BrowserChild::DoesWindowSupportProtectedMedia() {
|
|
MOZ_ASSERT(
|
|
NS_IsMainThread(),
|
|
"Protected media support check should be done on main thread only.");
|
|
if (mWindowSupportsProtectedMedia) {
|
|
// If we've already checked and have a cached result, resolve with that.
|
|
return IsWindowSupportingProtectedMediaPromise::CreateAndResolve(
|
|
mWindowSupportsProtectedMedia.value(), __func__);
|
|
}
|
|
RefPtr<BrowserChild> self = this;
|
|
// We chain off the promise rather than passing it directly so we can cache
|
|
// the result and use that for future calls.
|
|
return SendIsWindowSupportingProtectedMedia(ChromeOuterWindowID())
|
|
->Then(
|
|
GetCurrentThreadSerialEventTarget(), __func__,
|
|
[self](bool isSupported) {
|
|
// If a result was cached while this check was inflight, ensure the
|
|
// results match.
|
|
MOZ_ASSERT_IF(
|
|
self->mWindowSupportsProtectedMedia,
|
|
self->mWindowSupportsProtectedMedia.value() == isSupported);
|
|
// Cache the response as it will not change during the lifetime
|
|
// of this object.
|
|
self->mWindowSupportsProtectedMedia = Some(isSupported);
|
|
return IsWindowSupportingProtectedMediaPromise::CreateAndResolve(
|
|
self->mWindowSupportsProtectedMedia.value(), __func__);
|
|
},
|
|
[](ResponseRejectReason reason) {
|
|
return IsWindowSupportingProtectedMediaPromise::CreateAndReject(
|
|
reason, __func__);
|
|
});
|
|
}
|
|
#endif
|
|
|
|
void BrowserChild::NotifyContentBlockingEvent(
|
|
uint32_t aEvent, nsIChannel* aChannel, bool aBlocked,
|
|
const nsACString& aTrackingOrigin,
|
|
const nsTArray<nsCString>& aTrackingFullHashes,
|
|
const Maybe<mozilla::AntiTrackingCommon::StorageAccessGrantedReason>&
|
|
aReason) {
|
|
if (!IPCOpen()) {
|
|
return;
|
|
}
|
|
|
|
Maybe<WebProgressData> webProgressData;
|
|
RequestData requestData;
|
|
nsresult rv = PrepareProgressListenerData(nullptr, aChannel, webProgressData,
|
|
requestData);
|
|
NS_ENSURE_SUCCESS_VOID(rv);
|
|
|
|
Unused << SendNotifyContentBlockingEvent(aEvent, requestData, aBlocked,
|
|
PromiseFlatCString(aTrackingOrigin),
|
|
aTrackingFullHashes, aReason);
|
|
}
|
|
|
|
BrowserChildMessageManager::BrowserChildMessageManager(
|
|
BrowserChild* aBrowserChild)
|
|
: ContentFrameMessageManager(new nsFrameMessageManager(aBrowserChild)),
|
|
mBrowserChild(aBrowserChild) {}
|
|
|
|
BrowserChildMessageManager::~BrowserChildMessageManager() {}
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_CLASS(BrowserChildMessageManager)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(BrowserChildMessageManager,
|
|
DOMEventTargetHelper)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mMessageManager);
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mBrowserChild);
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK_WEAK_REFERENCE
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK_END
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(BrowserChildMessageManager,
|
|
DOMEventTargetHelper)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mMessageManager)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mBrowserChild)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
|
|
|
|
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(BrowserChildMessageManager)
|
|
NS_INTERFACE_MAP_ENTRY(nsIMessageSender)
|
|
NS_INTERFACE_MAP_ENTRY(ContentFrameMessageManager)
|
|
NS_INTERFACE_MAP_ENTRY(nsISupportsWeakReference)
|
|
NS_INTERFACE_MAP_END_INHERITING(DOMEventTargetHelper)
|
|
|
|
NS_IMPL_ADDREF_INHERITED(BrowserChildMessageManager, DOMEventTargetHelper)
|
|
NS_IMPL_RELEASE_INHERITED(BrowserChildMessageManager, DOMEventTargetHelper)
|
|
|
|
JSObject* BrowserChildMessageManager::WrapObject(
|
|
JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
|
|
return ContentFrameMessageManager_Binding::Wrap(aCx, this, aGivenProto);
|
|
}
|
|
|
|
void BrowserChildMessageManager::MarkForCC() {
|
|
if (mBrowserChild) {
|
|
mBrowserChild->MarkScopesForCC();
|
|
}
|
|
EventListenerManager* elm = GetExistingListenerManager();
|
|
if (elm) {
|
|
elm->MarkForCC();
|
|
}
|
|
MessageManagerGlobal::MarkForCC();
|
|
}
|
|
|
|
Nullable<WindowProxyHolder> BrowserChildMessageManager::GetContent(
|
|
ErrorResult& aError) {
|
|
nsCOMPtr<nsIDocShell> docShell = GetDocShell(aError);
|
|
if (!docShell) {
|
|
return nullptr;
|
|
}
|
|
return WindowProxyHolder(docShell->GetBrowsingContext());
|
|
}
|
|
|
|
already_AddRefed<nsIDocShell> BrowserChildMessageManager::GetDocShell(
|
|
ErrorResult& aError) {
|
|
if (!mBrowserChild) {
|
|
aError.Throw(NS_ERROR_NULL_POINTER);
|
|
return nullptr;
|
|
}
|
|
nsCOMPtr<nsIDocShell> window =
|
|
do_GetInterface(mBrowserChild->WebNavigation());
|
|
return window.forget();
|
|
}
|
|
|
|
already_AddRefed<nsIEventTarget>
|
|
BrowserChildMessageManager::GetTabEventTarget() {
|
|
nsCOMPtr<nsIEventTarget> target = EventTargetFor(TaskCategory::Other);
|
|
return target.forget();
|
|
}
|
|
|
|
uint64_t BrowserChildMessageManager::ChromeOuterWindowID() {
|
|
if (!mBrowserChild) {
|
|
return 0;
|
|
}
|
|
return mBrowserChild->ChromeOuterWindowID();
|
|
}
|
|
|
|
nsresult BrowserChildMessageManager::Dispatch(
|
|
TaskCategory aCategory, already_AddRefed<nsIRunnable>&& aRunnable) {
|
|
if (mBrowserChild && mBrowserChild->TabGroup()) {
|
|
return mBrowserChild->TabGroup()->Dispatch(aCategory, std::move(aRunnable));
|
|
}
|
|
return DispatcherTrait::Dispatch(aCategory, std::move(aRunnable));
|
|
}
|
|
|
|
nsISerialEventTarget* BrowserChildMessageManager::EventTargetFor(
|
|
TaskCategory aCategory) const {
|
|
if (mBrowserChild && mBrowserChild->TabGroup()) {
|
|
return mBrowserChild->TabGroup()->EventTargetFor(aCategory);
|
|
}
|
|
return DispatcherTrait::EventTargetFor(aCategory);
|
|
}
|
|
|
|
AbstractThread* BrowserChildMessageManager::AbstractMainThreadFor(
|
|
TaskCategory aCategory) {
|
|
if (mBrowserChild && mBrowserChild->TabGroup()) {
|
|
return mBrowserChild->TabGroup()->AbstractMainThreadFor(aCategory);
|
|
}
|
|
return DispatcherTrait::AbstractMainThreadFor(aCategory);
|
|
}
|