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Diffstat (limited to 'NxWidgets/nxwm/include/cwindowmessenger.hxx')
-rw-r--r-- | NxWidgets/nxwm/include/cwindowmessenger.hxx | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/NxWidgets/nxwm/include/cwindowmessenger.hxx b/NxWidgets/nxwm/include/cwindowmessenger.hxx new file mode 100644 index 000000000..645e750cb --- /dev/null +++ b/NxWidgets/nxwm/include/cwindowmessenger.hxx @@ -0,0 +1,128 @@ +/**************************************************************************** + * 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 |