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/****************************************************************************
* NxWidgets/libnxwidgets/include/cwindoweventhandlerlist.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_CWINDOWEVENTHANDLERLIST_HXX
#define __INCLUDE_CWINDOWEVENTHANDLERLIST_HXX
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdint.h>
#include <stdbool.h>
#include <nuttx/nx/nxglib.h>
#include "cwindoweventhandler.hxx"
#include "tnxarray.hxx"
/****************************************************************************
* Pre-Processor Definitions
****************************************************************************/
/****************************************************************************
* Implementation Classes
****************************************************************************/
#if defined(__cplusplus)
namespace NXWidgets
{
class CListDataItem;
/**
* List of window event handlers.
*/
class CWindowEventHandlerList
{
protected:
TNxArray<CWindowEventHandler*> m_eventHandlers; /**< List of event handlers */
/**
* Return the index to the window event handler.
*/
bool findWindowEventHandler(CWindowEventHandler *eventHandler, int &index);
public:
/**
* Constructor.
*
* @param widget The owning widget.
*/
CWindowEventHandlerList(void) { }
/**
* Destructor.
*/
inline ~CWindowEventHandlerList(void) { }
/**
* Get the event handler at the specified index.
*
* @param index The index of the event handler.
* @return The event handler at the specified index.
*/
inline CWindowEventHandler *at(const int index) const
{
return m_eventHandlers.at(index);
}
/**
* Get the size of the array.
*
* @return The size of the array.
*/
inline const nxgl_coord_t size(void) const
{
return m_eventHandlers.size();
}
/**
* Adds a window event handler. The event handler will receive
* all events raised by this object.
* @param eventHandler A pointer to the event handler.
*/
void addWindowEventHandler(CWindowEventHandler *eventHandler);
/**
* Remove a window event handler.
*
* @param eventHandler A pointer to the event handler to remove.
*/
void removeWindowEventHandler(CWindowEventHandler *eventHandler);
/**
* Raise the NX window redraw event.
*/
void raiseRedrawEvent(void);
/**
* Raise an NX window position/size change event.
*/
void raiseGeometryEvent(void);
/**
* Raise an NX mouse window input event.
*/
#ifdef CONFIG_NX_MOUSE
void raiseMouseEvent(void);
#endif
/**
* Raise an NX keybord input event
*/
#ifdef CONFIG_NX_KBD
void raiseKeyboardEvent(void);
#endif
/**
* Raise an NX window blocked event.
*
* @param arg - User provided argument (see nx_block or nxtk_block)
*/
void raiseBlockedEvent(FAR void *arg);
};
}
#endif // __cplusplus
#endif // __INCLUDE_CWINDOWEVENTHANDLERLIST_HXX
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