157 lines
4.8 KiB
C++
157 lines
4.8 KiB
C++
/****************************************************************************
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* NxWidgets/libnxwidgets/include/ckeypad.hxx
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*
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* Copyright (C) 2012 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX, NxWidgets, nor the names of its contributors
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* me be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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#ifndef __INCLUDE_CKEYPAD_HXX
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#define __INCLUDE_CKEYPAD_HXX
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <nuttx/nx/nxglib.h>
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#include "cbuttonarray.hxx"
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/****************************************************************************
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* Pre-Processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Implementation Classes
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****************************************************************************/
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#if defined(__cplusplus)
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namespace NXWidgets
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{
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/**
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* Forward references
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*/
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class CWidgetControl;
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class CWidgetStyle;
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/**
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* Extends the CButtonArray class to support a alphanumeric keypad.
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*/
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class CKeypad : public CButtonArray
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{
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protected:
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NXHANDLE m_hNxServer; /**< NX server handle */
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bool m_numeric; /**< True: Numeric keypad, False: Alpha */
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/**
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* Configure the keypad for the currenly selected display mode.
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*/
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void configureKeypadMode(void);
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/**
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* Copy constructor is protected to prevent usage.
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*/
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inline CKeypad(const CKeypad &keypad) : CButtonArray(keypad) { }
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public:
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/**
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* Constructor for buttons that display a string.
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*
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* @param pWidgetControl The widget control for the display.
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* @param hNxServer The NX server that will receive the keyboard input
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* @param x The x coordinate of the keypad, relative to its parent.
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* @param y The y coordinate of the keypad, relative to its parent.
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* @param width The width of the keypad
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* @param height The height of the keypad
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* @param style The style that the button should use. If this is not
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* specified, the button will use the global default widget
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* style.
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*/
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CKeypad(CWidgetControl *pWidgetControl, NXHANDLE hNxServer,
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nxgl_coord_t x, nxgl_coord_t y,
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nxgl_coord_t width, nxgl_coord_t height,
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CWidgetStyle *style = (CWidgetStyle *)NULL);
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/**
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* CKeypad Destructor.
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*/
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inline ~CKeypad(void) {}
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/**
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* Returns the current keypad display mode
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*
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* @return True: keypad is in numeric mode. False: alphanumeric.
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*/
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inline const bool isNumericKeypad(void) const
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{
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return m_numeric;
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}
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/**
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* Returns the current keypad display mode
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*
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* @param mode True: put keypad in numeric mode. False: in alphanumeric.
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*/
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inline void setKeypadMode(bool numeric)
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{
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m_numeric = numeric;
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configureKeypadMode();
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}
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/**
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* Catch button clicks.
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*
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* @param x The x coordinate of the click.
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* @param y The y coordinate of the click.
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*/
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virtual void onClick(nxgl_coord_t x, nxgl_coord_t y);
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};
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}
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#endif // __cplusplus
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#endif // __INCLUDE_CKEYPAD_HXX
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