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Diffstat (limited to 'NxWidgets/libnxwidgets/include/cwindoweventhandler.hxx')
-rw-r--r-- | NxWidgets/libnxwidgets/include/cwindoweventhandler.hxx | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/NxWidgets/libnxwidgets/include/cwindoweventhandler.hxx b/NxWidgets/libnxwidgets/include/cwindoweventhandler.hxx new file mode 100644 index 000000000..1cea0ba68 --- /dev/null +++ b/NxWidgets/libnxwidgets/include/cwindoweventhandler.hxx @@ -0,0 +1,113 @@ +/**************************************************************************** + * NxWidgets/libnxwidgets/include/cwindoweventhandler.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_CWINDOWEVENTHANDLER_HXX +#define __INCLUDE_CWINDOWEVENTHANDLER_HXX + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include "nxconfig.hxx" + +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Implementation Classes + ****************************************************************************/ + +#if defined(__cplusplus) + +namespace NXWidgets +{ + class CNxWidget; + + /** + * Base CWindowEventHandler class, intended to be subclassed. Any class that + * needs to listen for window events should inherit from this class. + */ + + class CWindowEventHandler + { + public: + /** + * Constructor. + */ + + inline CWindowEventHandler() { } + + /** + * Destructor. + */ + + virtual inline ~CWindowEventHandler() { } + + /** + * Handle a NX window redraw request event + */ + + virtual void handleRedrawEvent(void) { } + + /** + * Handle a NX window position/size change event + */ + + virtual void handleGeometryEvent(void) { } + + /** + * Handle an NX window mouse input event. + * + * @param e The event data. + */ + +#ifdef CONFIG_NX_MOUSE + virtual void handleMouseEvent(void) { } +#endif + + /** + * Handle a NX window keyboard input event. + */ + +#ifdef CONFIG_NX_KBD + virtual void handleKeyboardEvent(void) { } +#endif + }; +} + +#endif // __cplusplus + +#endif // __INCLUDE_CWINDOWEVENTHANDLER_HXX |