gecko-dev/widget/gonk/nsAppShell.h

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/* ***** 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/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* 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 Gonk.
*
* The Initial Developer of the Original Code is
* the Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2011
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Michael Wu <mwu@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef nsAppShell_h
#define nsAppShell_h
#include <queue>
#include "mozilla/Mutex.h"
#include "nsBaseAppShell.h"
#include "nsRect.h"
#include "nsTArray.h"
#include "utils/RefBase.h"
namespace mozilla {
bool ProcessNextEvent();
void NotifyEvent();
}
extern bool gDrawRequest;
class FdHandler;
typedef void(*FdHandlerCallback)(int, FdHandler *);
class FdHandler {
public:
FdHandler()
{
memset(name, 0, sizeof(name));
}
int fd;
char name[64];
FdHandlerCallback func;
void run()
{
func(fd, this);
}
};
namespace android {
class EventHub;
class InputReader;
class InputReaderThread;
}
class GeckoInputReaderPolicy;
class GeckoInputDispatcher;
class nsAppShell : public nsBaseAppShell {
public:
nsAppShell();
nsresult Init();
virtual bool ProcessNextNativeEvent(bool maywait);
void NotifyNativeEvent();
protected:
virtual ~nsAppShell();
virtual void ScheduleNativeEventCallback();
private:
nsresult AddFdHandler(int fd, FdHandlerCallback handlerFunc,
const char* deviceName);
// This is somewhat racy but is perfectly safe given how the callback works
bool mNativeCallbackRequest;
nsTArray<FdHandler> mHandlers;
android::sp<android::EventHub> mEventHub;
android::sp<GeckoInputReaderPolicy> mReaderPolicy;
android::sp<GeckoInputDispatcher> mDispatcher;
android::sp<android::InputReader> mReader;
android::sp<android::InputReaderThread> mReaderThread;
};
#endif /* nsAppShell_h */