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Mark Qvist 2014-04-03 22:21:37 +02:00
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/**
* \file
* <!--
* This file is part of BeRTOS.
*
* Bertos is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* As a special exception, you may use this file as part of a free software
* library without restriction. Specifically, if other files instantiate
* templates or use macros or inline functions from this file, or you compile
* this file and link it with other files to produce an executable, this
* file does not by itself cause the resulting executable to be covered by
* the GNU General Public License. This exception does not however
* invalidate any other reasons why the executable file might be covered by
* the GNU General Public License.
*
* Copyright 2005 Develer S.r.l. (http://www.develer.com/)
* -->
*
* \brief Edit bool widget (implementation).
* This widget handles boolean editing.
* The boolean value will be displayed using two strings:
* one when the bool is false and one when it's true.
*
* \author Francesco Sacchi <batt@ðeveler.com>
*/
#include "editbool.h"
#include <dt/dtag.h>
#include <drv/lcd_text.h>
/**
* Init widget.
*/
void editbool_init(DEditBool *e, dpos_t pos, dpos_t size, dcontext_t *context, bool *value, const char *true_string, const char *false_string)
{
// Initialize superclass
widget_init(&e->widget, pos, size, context);
// Override superclass methods
e->widget.notifier.update = (update_func_ptr)editbool_update;
// Init instance
e->value = value;
e->true_string = true_string;
e->false_string = false_string;
e->draw = editbool_draw;
}
/**
* Handle the messages (edit the bool).
*/
void editbool_update(DEditBool *e, dtag_t tag, dval_t _val)
{
bool changed = false;
switch (tag)
{
case TAG_SETVALUE:
*e->value = (bool)_val;
changed = true;
break;
case TAG_TOGGLE:
*e->value = !*e->value;
changed = true;
break;
default:
break;
}
if (changed)
{
e->draw(e);
dnotify_targets(&e->widget.notifier, TAG_SETVALUE, (dval_t)*e->value);
}
}
/**
* Draw the string on the context.
*/
void editbool_draw(DEditBool *e)
{
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);
}