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189 lines
6.7 KiB
189 lines
6.7 KiB
/**************************************************************************** |
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* NxWidgets/libnxwidgets/include/clistdataitem.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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* |
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* Portions of this package derive from Woopsi (http://woopsi.org/) and |
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* portions are original efforts. It is difficult to determine at this |
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* point what parts are original efforts and which parts derive from Woopsi. |
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* However, in any event, the work of Antony Dzeryn will be acknowledged |
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* in most NxWidget files. Thanks Antony! |
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* |
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* Copyright (c) 2007-2011, Antony Dzeryn |
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* All rights reserved. |
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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 are met: |
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* |
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* * 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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* * Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* * Neither the names "Woopsi", "Simian Zombie" nor the |
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* names of its contributors may be used to endorse or promote products |
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* derived from this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY Antony Dzeryn ``AS IS'' AND ANY |
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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* DISCLAIMED. IN NO EVENT SHALL Antony Dzeryn BE LIABLE FOR ANY |
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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****************************************************************************/ |
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#ifndef __INCLUDE_CLISTDATAITEM_HXX |
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#define __INCLUDE_CLISTDATAITEM_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 "cnxstring.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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* Class representing a data item within a list. Intended for use within |
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* the CListData class. |
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*/ |
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class CListDataItem |
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{ |
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private: |
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CNxString m_text; /**< Text to display for option. */ |
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uint32_t m_value; /**< Option value. */ |
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bool m_isSelected; /**< True if the option is selected. */ |
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public: |
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/** |
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* Constructor. |
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* |
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* @param text The text to display in the item. |
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* @param value The value of the item. |
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*/ |
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CListDataItem(const CNxString &text, const uint32_t value); |
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/** |
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* Destructor. |
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*/ |
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virtual ~CListDataItem(void); |
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/** |
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* Get the item's text. |
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* |
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* @return The item's text. |
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*/ |
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inline const CNxString &getText(void) const |
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{ |
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return m_text; |
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} |
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/** |
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* Get the item's value. |
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* |
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* @return The item's value. |
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*/ |
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inline const uint32_t getValue(void) const |
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{ |
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return m_value; |
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} |
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/** |
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* Get the item's selection state. |
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* |
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* @return True if the item is selected; false if not. |
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*/ |
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inline const bool isSelected(void) const |
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{ |
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return m_isSelected; |
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} |
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/** |
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* Set the item's selection state. |
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* |
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* @param selected True to select the item; false to deselect it. |
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*/ |
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inline void setSelected(bool selected) |
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{ |
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m_isSelected = selected; |
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} |
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/** |
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* Compare the item with another. Comparison is based on the text of |
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* the item. Returns 0 if the text in the two items is the same, |
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* a value less than 0 if this item is less than the argument, and |
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* a value greater than 0 if this item is greater than the argument. |
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* |
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* @param item An item to compare this object with. |
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* @return 0 if the text in the two items is the same, |
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* a value less than 0 if this item is less than the argument, and |
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* a value greater than 0 if this item is greater than the argument. |
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*/ |
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virtual int compareTo(const CListDataItem *item) const; |
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}; |
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} |
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#endif // __cplusplus |
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#endif // __INCLUDE_CLISTDATAITEM_HXX
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