dom/xul/nsXULCommandDispatcher.h
author Mike Hommey <mh+mozilla@glandium.org>
Thu, 26 Mar 2015 12:07:17 +0900
changeset 258314 fc1e894eec2fbd34b745cd94f505080427d24705
parent 236668 c053db10004fe2bd2e183a440dbadf84816ed48b
child 318762 e22b3043887ed36bf2c634c2924a7c8d39d226b1
permissions -rw-r--r--
Bug 1147207 - Add a ComposedFinder class that acts like a FileFinder proxy over multiple FileFinders. r=gps, a=sledru

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* 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/. */


/*

   This is the focus manager for XUL documents.

*/

#ifndef nsXULCommandDispatcher_h__
#define nsXULCommandDispatcher_h__

#include "nsCOMPtr.h"
#include "nsIDOMXULCommandDispatcher.h"
#include "nsWeakReference.h"
#include "nsIDOMNode.h"
#include "nsString.h"
#include "nsCycleCollectionParticipant.h"

class nsIDOMElement;
class nsPIWindowRoot;

class nsXULCommandDispatcher : public nsIDOMXULCommandDispatcher,
                               public nsSupportsWeakReference
{
public:
    explicit nsXULCommandDispatcher(nsIDocument* aDocument);

    // nsISupports
    NS_DECL_CYCLE_COLLECTING_ISUPPORTS
    NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsXULCommandDispatcher,
                                             nsIDOMXULCommandDispatcher)

    // nsIDOMXULCommandDispatcher interface
    NS_DECL_NSIDOMXULCOMMANDDISPATCHER

    void Disconnect();
protected:
    virtual ~nsXULCommandDispatcher();

    already_AddRefed<nsPIWindowRoot> GetWindowRoot();

    nsIContent* GetRootFocusedContentAndWindow(nsPIDOMWindow** aWindow);

    nsCOMPtr<nsIDocument> mDocument;

    class Updater {
    public:
      Updater(nsIDOMElement* aElement,
              const nsAString& aEvents,
              const nsAString& aTargets)
          : mElement(aElement),
            mEvents(aEvents),
            mTargets(aTargets),
            mNext(nullptr)
      {}

      nsCOMPtr<nsIDOMElement> mElement;
      nsString                mEvents;
      nsString                mTargets;
      Updater*                mNext;
    };

    Updater* mUpdaters;

    bool Matches(const nsString& aList, 
                   const nsAString& aElement);
};

#endif // nsXULCommandDispatcher_h__