nuttx-apps/nxwm/include/cwindowmessenger.hxx
patacongo ad63005d6a Final refactoring and implementation of delayed window deletion logic. Works worse now, but the changes are important and need to be checked in now
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4747 42af7a65-404d-4744-a932-0658087f49c3
2012-05-18 23:08:34 +00:00

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4.0 KiB
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/****************************************************************************
* NxWidgets/nxwm/include/cwindowmessenger.hxx
*
* Copyright (C) 2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX, NxWidgets, nor the names of its contributors
* me be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#ifndef __INCLUDE_CWINDOWMESSENGER_HXX
#define __INCLUDE_CWINDOWMESSENGER_HXX
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <sys/types.h>
#include <mqueue.h>
#include <nuttx/nx/nxtk.h>
#include <nuttx/nx/nxconsole.h>
#include "cwindoweventhandler.hxx"
#include "cwidgetcontrol.hxx"
/****************************************************************************
* Pre-Processor Definitions
****************************************************************************/
/****************************************************************************
* Implementation Classes
****************************************************************************/
#if defined(__cplusplus)
namespace NxWM
{
/**
* Forward references.
*/
class IApplication;
/**
* The class CWindowMessenger integrates the widget control with some special
* handling of mouse and keyboard inputs neesed by NxWM
*/
class CWindowMessenger : public NXWidgets::CWindowEventHandler
{
private:
mqd_t m_mqd; /**< Message queue descriptor used to commincate with the
** start window thread. */
/**
* Handle an NX window mouse input event.
*
* @param e The event data.
*/
#ifdef CONFIG_NX_MOUSE
void handleMouseEvent(void);
#endif
/**
* Handle a NX window keyboard input event.
*/
#ifdef CONFIG_NX_KBD
void handleKeyboardEvent(void);
#endif
public:
/**
* CWindowMessenger Constructor
*/
CWindowMessenger(void);
/**
* CWindowMessenger Destructor.
*/
~CWindowMessenger(void);
/**
* Destroy the application window and everything in it. This is
* handled by CWindowMessenger (vs just calling the destructors) because
* in the case where an application destroys itself (because of pressing
* the stop button), then we need to unwind and get out of the application
* logic before destroying all of its objects.
*/
void destroy(IApplication *app);
};
}
#endif // __cplusplus
#endif // __INCLUDE_CWINDOWMESSENGER_HXX