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/* 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 */
#ifndef mozilla_dom_BrowsingContextWebProgress_h
#define mozilla_dom_BrowsingContextWebProgress_h
#include "nsIWebProgress.h"
#include "nsIWebProgressListener.h"
#include "nsTObserverArray.h"
#include "nsWeakReference.h"
namespace mozilla {
namespace dom {
class BrowsingContextWebProgress final : public nsIWebProgress,
public nsIWebProgressListener {
BrowsingContextWebProgress() = default;
struct ListenerInfo {
ListenerInfo(nsIWeakReference* aListener, unsigned long aNotifyMask)
: mWeakListener(aListener), mNotifyMask(aNotifyMask) {}
bool operator==(const ListenerInfo& aOther) const {
return mWeakListener == aOther.mWeakListener;
bool operator==(const nsWeakPtr& aOther) const {
return mWeakListener == aOther;
// Weak pointer for the nsIWebProgressListener...
nsWeakPtr mWeakListener;
// Mask indicating which notifications the listener wants to receive.
unsigned long mNotifyMask;
virtual ~BrowsingContextWebProgress() = default;
void UpdateAndNotifyListeners(
uint32_t aFlag,
const std::function<void(nsIWebProgressListener*)>& aCallback);
using ListenerArray = nsAutoTObserverArray<ListenerInfo, 4>;
ListenerArray mListenerInfoList;
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_BrowsingContextWebProgress_h