widget/src/android/nsAppShell.h
author Doug Turner <dougt@dougt.org>
Tue, 01 Feb 2011 22:34:12 -0800
changeset 61773 99af9d6485bb634aea32bfed429c064d8257d3c2
parent 61677 37e4ab3abc4469fc81ac60579fe614b078ebeb36
child 62359 b57524d6706fb12b93479c2692942fedab500ec0
permissions -rw-r--r--
Bug 630595. Backing out 37e4ab3abc44. r=blassey. a=blocking-fennec

/* -*- Mode: c++; tab-width: 40; indent-tabs-mode: nil; c-basic-offset: 4; -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
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 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is
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 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Vladimir Vukicevic <vladimir@pobox.com>
 *
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 * either the GNU General Public License Version 2 or later (the "GPL"), or
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#ifndef nsAppShell_h__
#define nsAppShell_h__

#include "nsBaseAppShell.h"
#include "nsCOMPtr.h"
#include "nsTArray.h"
#include "nsInterfaceHashtable.h"

#include "prcvar.h"

namespace mozilla {
class AndroidGeckoEvent;
bool ProcessNextEvent();
void NotifyEvent();
}

class nsAppShell :
    public nsBaseAppShell
{
public:
    static nsAppShell *gAppShell;
    static mozilla::AndroidGeckoEvent *gEarlyEvent;

    nsAppShell();

    NS_DECL_ISUPPORTS_INHERITED
    NS_DECL_NSIOBSERVER

    nsresult Init();

    void NotifyNativeEvent();

    virtual PRBool ProcessNextNativeEvent(PRBool mayWait);

    void PostEvent(mozilla::AndroidGeckoEvent *event);
    void RemoveNextEvent();
    void OnResume();

    nsresult AddObserver(const nsAString &aObserverKey, nsIObserver *aObserver);
    void CallObserver(const nsAString &aObserverKey, const nsAString &aTopic, const nsAString &aData);
    void RemoveObserver(const nsAString &aObserverKey);
    void NotifyObservers(nsISupports *aSupports, const char *aTopic, const PRUnichar *aData);

protected:
    virtual void ScheduleNativeEventCallback();
    virtual ~nsAppShell();

    int mNumDraws;
    PRLock *mQueueLock;
    PRLock *mCondLock;
    PRCondVar *mQueueCond;
    nsTArray<mozilla::AndroidGeckoEvent *> mEventQueue;
    nsInterfaceHashtable<nsStringHashKey, nsIObserver> mObserversHash;

    mozilla::AndroidGeckoEvent *GetNextEvent();
    mozilla::AndroidGeckoEvent *PeekNextEvent();
};

#endif // nsAppShell_h__