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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/. */
#ifndef nsXULAlerts_h__
#define nsXULAlerts_h__
#include "nsCycleCollectionParticipant.h"
#include "nsHashKeys.h"
#include "nsInterfaceHashtable.h"
#include "mozIDOMWindow.h"
#include "nsIAlertsService.h"
#include "nsIObserver.h"
struct PendingAlert {
void Init(nsIAlertNotification* aAlert, nsIObserver* aListener) {
mAlert = aAlert;
mListener = aListener;
}
nsCOMPtr<nsIAlertNotification> mAlert;
nsCOMPtr<nsIObserver> mListener;
};
class nsXULAlerts : public nsIAlertsService,
public nsIAlertsDoNotDisturb,
public nsIAlertsIconURI {
friend class nsXULAlertObserver;
public:
NS_DECL_NSIALERTSICONURI
NS_DECL_NSIALERTSDONOTDISTURB
NS_DECL_NSIALERTSSERVICE
NS_DECL_ISUPPORTS
nsXULAlerts() = default;
static already_AddRefed<nsXULAlerts> GetInstance();
protected:
virtual ~nsXULAlerts() = default;
void PersistentAlertFinished();
nsInterfaceHashtable<nsStringHashKey, mozIDOMWindowProxy> mNamedWindows;
uint32_t mPersistentAlertCount = 0;
nsTArray<PendingAlert> mPendingPersistentAlerts;
bool mDoNotDisturb = false;
private:
bool mSuppressForScreenSharing = false;
};
/**
* This class wraps observers for alerts and watches
* for the "alertfinished" event in order to release
* the reference on the nsIDOMWindow of the XUL alert.
*/
class nsXULAlertObserver : public nsIObserver {
public:
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_NSIOBSERVER
NS_DECL_CYCLE_COLLECTION_CLASS(nsXULAlertObserver)
nsXULAlertObserver(nsXULAlerts* aXULAlerts, const nsAString& aAlertName,
nsIObserver* aObserver, bool aIsPersistent)
: mXULAlerts(aXULAlerts),
mAlertName(aAlertName),
mObserver(aObserver),
mIsPersistent(aIsPersistent) {}
void SetAlertWindow(mozIDOMWindowProxy* aWindow) { mAlertWindow = aWindow; }
protected:
virtual ~nsXULAlertObserver() = default;
RefPtr<nsXULAlerts> mXULAlerts;
nsString mAlertName;
nsCOMPtr<mozIDOMWindowProxy> mAlertWindow;
nsCOMPtr<nsIObserver> mObserver;
bool mIsPersistent;
};
#endif /* nsXULAlerts_h__ */
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