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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* 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 "ScriptedNotificationObserver.h"
#include "imgIScriptedNotificationObserver.h"
#include "nsCycleCollectionParticipant.h"
#include "nsContentUtils.h" // for nsAutoScriptBlocker
namespace mozilla {
namespace image {
NS_IMPL_CYCLE_COLLECTION(ScriptedNotificationObserver, mInner)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(ScriptedNotificationObserver)
NS_INTERFACE_MAP_ENTRY(imgINotificationObserver)
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_END
NS_IMPL_CYCLE_COLLECTING_ADDREF(ScriptedNotificationObserver)
NS_IMPL_CYCLE_COLLECTING_RELEASE(ScriptedNotificationObserver)
ScriptedNotificationObserver::ScriptedNotificationObserver(
imgIScriptedNotificationObserver* aInner)
: mInner(aInner) {}
void ScriptedNotificationObserver::Notify(imgIRequest* aRequest, int32_t aType,
const nsIntRect* /*aUnused*/) {
// For now, we block (other) scripts from running to preserve the historical
// behavior from when ScriptedNotificationObserver::Notify was called as part
// of the observers list in nsImageLoadingContent::Notify. Now each
// ScriptedNotificationObserver has its own imgRequestProxy and thus gets
// Notify called directly by imagelib.
nsAutoScriptBlocker scriptBlocker;
if (aType == imgINotificationObserver::SIZE_AVAILABLE) {
mInner->SizeAvailable(aRequest);
return;
}
if (aType == imgINotificationObserver::FRAME_UPDATE) {
mInner->FrameUpdate(aRequest);
return;
}
if (aType == imgINotificationObserver::FRAME_COMPLETE) {
mInner->FrameComplete(aRequest);
return;
}
if (aType == imgINotificationObserver::DECODE_COMPLETE) {
mInner->DecodeComplete(aRequest);
return;
}
if (aType == imgINotificationObserver::LOAD_COMPLETE) {
mInner->LoadComplete(aRequest);
return;
}
if (aType == imgINotificationObserver::DISCARD) {
mInner->Discard(aRequest);
return;
}
if (aType == imgINotificationObserver::IS_ANIMATED) {
mInner->IsAnimated(aRequest);
return;
}
if (aType == imgINotificationObserver::HAS_TRANSPARENCY) {
mInner->HasTransparency(aRequest);
return;
}
}
} // namespace image
} // namespace mozilla