gecko/dom/base/nsWindowRoot.h
Olli Pettay ba6904ab0e Bug 899022, cycle collect WindowRoot's window, r=mccr8
--HG--
extra : rebase_source : d223a51a2f928694dc6c3c79bd73b971329004db
2013-08-08 21:23:55 +03:00

74 lines
2.4 KiB
C++

/* -*- Mode: C++; tab-width: 3; 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 nsWindowRoot_h__
#define nsWindowRoot_h__
class nsPIDOMWindow;
class nsIDOMEventListener;
class nsEventListenerManager;
class nsIDOMEvent;
class nsEventChainPreVisitor;
class nsEventChainPostVisitor;
#include "mozilla/Attributes.h"
#include "nsIDOMEventTarget.h"
#include "nsEventListenerManager.h"
#include "nsPIWindowRoot.h"
#include "nsCycleCollectionParticipant.h"
class nsWindowRoot : public nsPIWindowRoot
{
public:
nsWindowRoot(nsPIDOMWindow* aWindow);
virtual ~nsWindowRoot();
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_NSIDOMEVENTTARGET
using mozilla::dom::EventTarget::RemoveEventListener;
virtual void AddEventListener(const nsAString& aType,
nsIDOMEventListener* aListener,
bool aUseCapture,
const mozilla::dom::Nullable<bool>& aWantsUntrusted,
mozilla::ErrorResult& aRv) MOZ_OVERRIDE;
// nsPIWindowRoot
virtual nsPIDOMWindow* GetWindow() MOZ_OVERRIDE;
virtual nsresult GetControllers(nsIControllers** aResult) MOZ_OVERRIDE;
virtual nsresult GetControllerForCommand(const char * aCommand,
nsIController** _retval) MOZ_OVERRIDE;
virtual nsIDOMNode* GetPopupNode() MOZ_OVERRIDE;
virtual void SetPopupNode(nsIDOMNode* aNode) MOZ_OVERRIDE;
virtual void SetParentTarget(mozilla::dom::EventTarget* aTarget) MOZ_OVERRIDE
{
mParent = aTarget;
}
virtual mozilla::dom::EventTarget* GetParentTarget() MOZ_OVERRIDE { return mParent; }
virtual nsIDOMWindow* GetOwnerGlobal() MOZ_OVERRIDE;
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_AMBIGUOUS(nsWindowRoot,
nsIDOMEventTarget)
protected:
// Members
nsCOMPtr<nsPIDOMWindow> mWindow;
nsRefPtr<nsEventListenerManager> mListenerManager; // [Strong]. We own the manager, which owns event listeners attached
// to us.
nsCOMPtr<nsIDOMNode> mPopupNode; // [OWNER]
nsCOMPtr<mozilla::dom::EventTarget> mParent;
};
extern already_AddRefed<mozilla::dom::EventTarget>
NS_NewWindowRoot(nsPIDOMWindow* aWindow);
#endif