4 * This file is part of BeRTOS.
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7 * it under the terms of the GNU General Public License as published by
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
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18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 * As a special exception, you may use this file as part of a free software
21 * library without restriction. Specifically, if other files instantiate
22 * templates or use macros or inline functions from this file, or you compile
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29 * Copyright 2005 Develer S.r.l. (http://www.develer.com/)
32 * \brief Integer edit widget (implementation).
35 * \author Bernardo Innocenti <bernie@develer.com>
36 * \author Francesco Sacchi <batt@develer.com>
41 #include <cfg/macros.h>
43 #include <dt/dwidget.h>
45 #include <dt/dnotifier.h>
47 #include <drv/lcd_text.h>
52 void editint_init(DEditInt *e, dpos_t pos, dpos_t size, dcontext_t *context, int *value, int min, int max)
54 // Initialize superclass
55 widget_init(&e->widget, pos, size, context);
57 // Override superclass methods
58 e->widget.notifier.update = (update_func_ptr)editint_update;
64 e->style = EDIS_DEFAULT;
65 e->draw = editint_draw;
69 * Handle the messages (edit the int).
71 void editint_update(DEditInt *e, dtag_t tag, dval_t _val)
79 *e->value = MINMAX(e->min, val, e->max);
83 /* Increments the integer by val */
85 if (e->style & EDIS_WRAP)
87 if (*e->value + val > e->max)
88 *e->value = (*e->value + val - e->min) % (e->max - e->min + 1) + e->min;
93 *e->value = MIN(*e->value + val, e->max);
96 /* Decrements the integer by val */
98 if (e->style & EDIS_WRAP)
100 if (*e->value - val < e->min)
101 *e->value = e->max - (e->max - (*e->value - val)) % (e->max - e->min + 1);
106 *e->value = MAX(*e->value - val, e->min);
117 dnotify_targets(&e->widget.notifier, TAG_SETVALUE, (dval_t)*e->value);
122 * Draw the integer on the context.
124 void editint_draw(DEditInt *e)
126 lcd_printf((Layer *)e->widget.context, (lcdpos_t)e->widget.pos, LCD_NORMAL,"%*d", (int)e->widget.size, *e->value);