99 lines
2.8 KiB
C
99 lines
2.8 KiB
C
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/**
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* \file
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* <!--
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* This file is part of BeRTOS.
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*
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* Bertos is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* As a special exception, you may use this file as part of a free software
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* library without restriction. Specifically, if other files instantiate
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* templates or use macros or inline functions from this file, or you compile
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* this file and link it with other files to produce an executable, this
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* file does not by itself cause the resulting executable to be covered by
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* the GNU General Public License. This exception does not however
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* invalidate any other reasons why the executable file might be covered by
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* the GNU General Public License.
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*
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* Copyright 2005 Develer S.r.l. (http://www.develer.com/)
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* -->
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*
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* \brief Edit bool widget (implementation).
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* This widget handles boolean editing.
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* The boolean value will be displayed using two strings:
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* one when the bool is false and one when it's true.
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*
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* \author Francesco Sacchi <batt@ðeveler.com>
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*/
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#include "editbool.h"
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#include <dt/dtag.h>
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#include <drv/lcd_text.h>
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/**
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* Init widget.
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*/
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void editbool_init(DEditBool *e, dpos_t pos, dpos_t size, dcontext_t *context, bool *value, const char *true_string, const char *false_string)
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{
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// Initialize superclass
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widget_init(&e->widget, pos, size, context);
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// Override superclass methods
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e->widget.notifier.update = (update_func_ptr)editbool_update;
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// Init instance
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e->value = value;
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e->true_string = true_string;
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e->false_string = false_string;
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e->draw = editbool_draw;
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}
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/**
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* Handle the messages (edit the bool).
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*/
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void editbool_update(DEditBool *e, dtag_t tag, dval_t _val)
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{
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bool changed = false;
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switch (tag)
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{
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case TAG_SETVALUE:
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*e->value = (bool)_val;
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changed = true;
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break;
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case TAG_TOGGLE:
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*e->value = !*e->value;
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changed = true;
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break;
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default:
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break;
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}
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if (changed)
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{
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e->draw(e);
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dnotify_targets(&e->widget.notifier, TAG_SETVALUE, (dval_t)*e->value);
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}
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}
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/**
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* Draw the string on the context.
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*/
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void editbool_draw(DEditBool *e)
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{
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lcd_printf((Layer *)e->widget.context, (lcdpos_t)e->widget.pos, LCD_NORMAL, "%*s", (int)e->widget.size , *e->value? e->true_string: e->false_string);
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}
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