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/* $Id: layout.c,v 1.19 2006/01/30 05:47:38 reinelt Exp $
*
* new layouter framework
*
* Copyright (C) 2003 Michael Reinelt <reinelt@eunet.at>
* Copyright (C) 2004 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
*
* This file is part of LCD4Linux.
*
* LCD4Linux 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.
*
* LCD4Linux 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: layout.c,v $
* Revision 1.19 2006/01/30 05:47:38 reinelt
* graphic subsystem changed to full-color RGBA
*
* Revision 1.18 2006/01/23 06:17:18 reinelt
* timer widget added
*
* Revision 1.17 2005/12/18 16:18:36 reinelt
* GPO's added again
*
* Revision 1.16 2005/05/08 04:32:44 reinelt
* CodingStyle added and applied
*
* Revision 1.15 2005/01/18 06:30:23 reinelt
* added (C) to all copyright statements
*
* Revision 1.14 2004/06/26 12:04:59 reinelt
*
* uh-oh... the last CVS log message messed up things a lot...
*
* Revision 1.13 2004/06/26 09:27:21 reinelt
*
* added '-W' to CFLAGS
* changed all C++ comments to C ones
* cleaned up a lot of signed/unsigned mistakes
*
* Revision 1.12 2004/06/20 10:09:56 reinelt
*
* 'const'ified the whole source
*
* Revision 1.11 2004/06/02 09:41:19 reinelt
*
* prepared support for startup splash screen
*
* Revision 1.10 2004/03/03 03:47:04 reinelt
* big patch from Martin Hejl:
* - use qprintf() where appropriate
* - save CPU cycles on gettimeofday()
* - add quit() functions to free allocated memory
* - fixed lots of memory leaks
*
* Revision 1.9 2004/02/01 19:37:40 reinelt
* got rid of every strtok() incarnation.
*
* Revision 1.8 2004/02/01 18:08:50 reinelt
* removed strtok() from layout processing (took me hours to find this bug)
* further strtok() removind should be done!
*
* Revision 1.7 2004/01/30 20:57:56 reinelt
* HD44780 patch from Martin Hejl
* dmalloc integrated
*
* Revision 1.6 2004/01/14 11:33:00 reinelt
* new plugin 'uname' which does what it's called
* text widget nearly finished
* first results displayed on MatrixOrbital
*
* Revision 1.5 2004/01/13 08:18:19 reinelt
* timer queues added
* liblcd4linux deactivated turing transformation to new layout
*
* Revision 1.4 2004/01/12 03:51:01 reinelt
* evaluating the 'Variables' section in the config file
*
* Revision 1.3 2004/01/11 18:26:02 reinelt
* further widget and layout processing
*
* Revision 1.2 2004/01/11 09:26:15 reinelt
* layout starts to exist...
*
* Revision 1.1 2004/01/10 20:22:33 reinelt
* added new function 'cfg_list()' (not finished yet)
* added layout.c (will replace processor.c someday)
* added widget_text.c (will be the first and most important widget)
* modified lcd4linux.c so that old-style configs should work, too
*
*/
/*
* exported functions:
*
* layout_init (char *section)
* initializes the layouter
*
*/
#include "config.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include "debug.h"
#include "cfg.h"
#include "widget.h"
#include "layout.h"
#ifdef WITH_DMALLOC
#include <dmalloc.h>
#endif
int layout_init(const char *layout)
{
char *section;
char *list, *l;
char *widget;
int row, col, num;
info("initializing layout '%s'", layout);
/* prepare config section */
/* strlen("Layout:")=7 */
section = malloc(strlen(layout) + 8);
strcpy(section, "Layout:");
strcat(section, layout);
/* get a list of all keys in this section */
list = cfg_list(section);
/* map to lower char for scanf() */
for (l = list; *l != '\0'; l++)
*l = tolower(*l);
l = list;
while (l != NULL) {
char *p;
int i, n;
/* list is delimited by | */
while (*l == '|')
l++;
if ((p = strchr(l, '|')) != NULL)
*p = '\0';
/* row/col widgets */
i = sscanf(l, "row%d.col%d%n", &row, &col, &n);
if (i == 2 && l[n] == '\0') {
widget = cfg_get(section, l, NULL);
if (widget != NULL && *widget != '\0') {
widget_add(widget, WIDGET_TYPE_RC, 0, row - 1, col - 1);
}
free(widget);
}
/* GPO widgets */
i = sscanf(l, "gpo%d%n", &num, &n);
if (i == 1 && l[n] == '\0') {
widget = cfg_get(section, l, NULL);
if (widget != NULL && *widget != '\0') {
widget_add(widget, WIDGET_TYPE_GPO, 0, num - 1, 0);
}
free(widget);
}
/* timer widgets */
i = sscanf(l, "timer%d%n", &num, &n);
if (i == 1 && l[n] == '\0') {
widget = cfg_get(section, l, NULL);
if (widget != NULL && *widget != '\0') {
widget_add(widget, WIDGET_TYPE_TIMER, 0, num - 1, 0);
}
free(widget);
}
/* next field */
l = p ? p + 1 : NULL;
}
free(list);
free(section);
return 0;
}
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