gecko-dev/dom/telephony/Telephony.h

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3.1 KiB
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/* -*- 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/. */
#ifndef mozilla_dom_telephony_telephony_h__
#define mozilla_dom_telephony_telephony_h__
#include "TelephonyCommon.h"
#include "nsIDOMTelephony.h"
#include "nsIDOMTelephonyCall.h"
#include "nsITelephonyProvider.h"
class nsIScriptContext;
class nsPIDOMWindow;
BEGIN_TELEPHONY_NAMESPACE
class Telephony : public nsDOMEventTargetHelper,
public nsIDOMTelephony
{
/**
* Class Telephony doesn't actually inherit nsITelephonyListener.
* Instead, it owns an nsITelephonyListener derived instance mListener
* and passes it to nsITelephonyProvider. The onreceived events are first
* delivered to mListener and then forwarded to its owner, Telephony. See
* also bug 775997 comment #51.
*/
class Listener;
class EnumerationAck;
friend class EnumerationAck;
nsCOMPtr<nsITelephonyProvider> mProvider;
nsRefPtr<Listener> mListener;
TelephonyCall* mActiveCall;
nsTArray<nsRefPtr<TelephonyCall> > mCalls;
// Cached calls array object. Cleared whenever mCalls changes and then rebuilt
// once a page looks for the liveCalls attribute.
JSObject* mCallsArray;
bool mRooted;
bool mEnumerated;
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_NSIDOMTELEPHONY
NS_DECL_NSITELEPHONYLISTENER
NS_REALLY_FORWARD_NSIDOMEVENTTARGET(nsDOMEventTargetHelper)
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(
Telephony,
nsDOMEventTargetHelper)
static already_AddRefed<Telephony>
Create(nsPIDOMWindow* aOwner, nsITelephonyProvider* aProvider);
nsISupports*
ToISupports()
{
return static_cast<EventTarget*>(this);
}
void
AddCall(TelephonyCall* aCall)
{
NS_ASSERTION(!mCalls.Contains(aCall), "Already know about this one!");
mCalls.AppendElement(aCall);
mCallsArray = nullptr;
NotifyCallsChanged(aCall);
}
void
RemoveCall(TelephonyCall* aCall)
{
NS_ASSERTION(mCalls.Contains(aCall), "Didn't know about this one!");
mCalls.RemoveElement(aCall);
mCallsArray = nullptr;
NotifyCallsChanged(aCall);
}
nsITelephonyProvider*
Provider() const
{
return mProvider;
}
virtual void EventListenerAdded(nsIAtom* aType) MOZ_OVERRIDE;
private:
Telephony();
~Telephony();
already_AddRefed<TelephonyCall>
CreateNewDialingCall(const nsAString& aNumber);
void
NoteDialedCallFromOtherInstance(const nsAString& aNumber);
nsresult
NotifyCallsChanged(TelephonyCall* aCall);
nsresult
DialInternal(bool isEmergency,
const nsAString& aNumber,
nsIDOMTelephonyCall** aResult);
nsresult
DispatchCallEvent(const nsAString& aType,
nsIDOMTelephonyCall* aCall);
void
EnqueueEnumerationAck();
};
END_TELEPHONY_NAMESPACE
#endif // mozilla_dom_telephony_telephony_h__