dtv-scan-tables.git - Digital TV scan tables

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Diffstat (limited to 'dvb-t/fi-Kuhmoinen_Harjunsalmi')

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/* $Id: widget_keypad.c,v 1.1 2006/02/21 05:50:34 reinelt Exp $ * * keypad widget handling * * Copyright (C) 2006 Chris Maj <cmaj@freedomcorpse.com> * Copyright (C) 2006 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net> * * This program 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, 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., 675 Mass Ave, Cambridge, MA 02139, USA. * * * $Log: widget_keypad.c,v $ * Revision 1.1 2006/02/21 05:50:34 reinelt * keypad support from Cris Maj * * */ /* * exported functions: * * WIDGET_CLASS Widget_Keypad * the keypad widget * */ #include "config.h" #include <stdlib.h> #include <stdio.h> #include <string.h> #include <ctype.h> #include "debug.h" #include "cfg.h" #include "evaluator.h" #include "timer.h" #include "widget.h" #include "widget_keypad.h" #ifdef WITH_DMALLOC #include <dmalloc.h> #endif void widget_keypad_update(void *Self) { WIDGET *W = (WIDGET *) Self; WIDGET_KEYPAD *keypad = W->data; RESULT result = { 0, 0, 0, NULL }; int val; /* evaluate expression */ val = 0; if (keypad->tree != NULL) { Eval(keypad->tree, &result); val = R2N(&result); DelResult(&result); } keypad->val = val; /* finally, draw it! */ if (W->class->draw) W->class->draw(W); } int widget_keypad_init(WIDGET * Self) { char *section; char *c; WIDGET_KEYPAD *keypad; /* prepare config section */ /* strlen("Widget:")=7 */ section = malloc(strlen(Self->name) + 8); strcpy(section, "Widget:"); strcat(section, Self->name); keypad = malloc(sizeof(WIDGET_KEYPAD)); memset(keypad, 0, sizeof(WIDGET_KEYPAD)); /* get raw expression (we evaluate them ourselves) */ keypad->expression = cfg_get_raw(section, "expression", NULL); /* sanity check */ if (keypad->expression == NULL || *keypad->expression == '\0') { error("widget %s has no expression, using '0.0'", Self->name); keypad->expression = "0"; } /* compile expression */ Compile(keypad->expression, &keypad->tree); /* state: pressed (default), released */ c = cfg_get(section, "state", "pressed"); if (!strcasecmp(c, "released")) keypad->key = KEY_RELEASED; else keypad->key = KEY_PRESSED; /* position: confirm (default), up, down, left, right, cancel */ c = cfg_get(section, "position", "confirm"); if (!strcasecmp(c, "up")) keypad->key += KEY_UP; else if (!strcasecmp(c, "down")) keypad->key += KEY_DOWN; else if (!strcasecmp(c, "left")) keypad->key += KEY_LEFT; else if (!strcasecmp(c, "right")) keypad->key += KEY_RIGHT; else if (!strcasecmp(c, "cancel")) keypad->key += KEY_CANCEL; else keypad->key += KEY_CONFIRM; free(section); Self->data = keypad; return 0; } int widget_keypad_find(WIDGET * Self, void *needle) { WIDGET_KEYPAD *keypad; unsigned int *n = needle; if (Self) { if (Self->data) { keypad = Self->data; if (keypad->key == *n) return 0; } } return -1; } int widget_keypad_quit(WIDGET * Self) { if (Self) { if (Self->data) { WIDGET_KEYPAD *KEYPAD = Self->data; DelTree(KEYPAD->tree); free(Self->data); } Self->data = NULL; } return 0; } WIDGET_CLASS Widget_Keypad = { name:"keypad", type:WIDGET_TYPE_KEYPAD, init:widget_keypad_init, draw:NULL, find:widget_keypad_find, update:widget_keypad_update, quit:widget_keypad_quit, };


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