mirror of
https://github.com/netfun2000/lcd4linux.git
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3c851dd7e0
git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@771 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
145 lines
3.3 KiB
C
145 lines
3.3 KiB
C
/* $Id$
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* $URL$
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*
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* keypad widget handling
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*
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* Copyright (C) 2006 Chris Maj <cmaj@freedomcorpse.com>
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* Copyright (C) 2006 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
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*
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* This program 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, or (at your option)
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* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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/*
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* exported functions:
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*
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* WIDGET_CLASS Widget_Keypad
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* the keypad widget
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*
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*/
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#include "config.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <ctype.h>
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#include "debug.h"
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#include "cfg.h"
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#include "property.h"
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#include "timer.h"
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#include "widget.h"
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#include "widget_keypad.h"
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#ifdef WITH_DMALLOC
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#include <dmalloc.h>
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#endif
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int widget_keypad_draw(WIDGET * Self)
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{
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WIDGET_KEYPAD *keypad = Self->data;
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/* evaluate properties */
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property_eval(&keypad->expression);
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return P2N(&keypad->expression);
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}
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int widget_keypad_init(WIDGET * Self)
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{
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char *section;
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char *c;
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WIDGET_KEYPAD *keypad;
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/* prepare config section */
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/* strlen("Widget:")=7 */
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section = malloc(strlen(Self->name) + 8);
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strcpy(section, "Widget:");
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strcat(section, Self->name);
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keypad = malloc(sizeof(WIDGET_KEYPAD));
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memset(keypad, 0, sizeof(WIDGET_KEYPAD));
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/* load properties */
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property_load(section, "expression", NULL, &keypad->expression);
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/* state: pressed (default), released */
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c = cfg_get(section, "state", "pressed");
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if (!strcasecmp(c, "released"))
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keypad->key = WIDGET_KEY_RELEASED;
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else
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keypad->key = WIDGET_KEY_PRESSED;
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/* position: confirm (default), up, down, left, right, cancel */
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c = cfg_get(section, "position", "confirm");
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if (!strcasecmp(c, "up"))
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keypad->key += WIDGET_KEY_UP;
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else if (!strcasecmp(c, "down"))
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keypad->key += WIDGET_KEY_DOWN;
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else if (!strcasecmp(c, "left"))
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keypad->key += WIDGET_KEY_LEFT;
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else if (!strcasecmp(c, "right"))
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keypad->key += WIDGET_KEY_RIGHT;
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else if (!strcasecmp(c, "cancel"))
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keypad->key += WIDGET_KEY_CANCEL;
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else
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keypad->key += WIDGET_KEY_CONFIRM;
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free(section);
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Self->data = keypad;
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return 0;
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}
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int widget_keypad_find(WIDGET * Self, void *needle)
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{
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WIDGET_KEYPAD *keypad;
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KEYPADKEY key = *(KEYPADKEY *) needle;
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if (Self && Self->data) {
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keypad = Self->data;
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if (keypad->key == key)
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return 0;
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}
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return -1;
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}
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int widget_keypad_quit(WIDGET * Self)
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{
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if (Self && Self->data) {
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WIDGET_KEYPAD *keypad = Self->data;
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property_free(&keypad->expression);
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free(Self->data);
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Self->data = NULL;
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}
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return 0;
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}
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WIDGET_CLASS Widget_Keypad = {
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.name = "keypad",
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.type = WIDGET_TYPE_KEYPAD,
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.init = widget_keypad_init,
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.draw = widget_keypad_draw,
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.find = widget_keypad_find,
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.quit = widget_keypad_quit,
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};
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