Files
archived-lcd4linux/widget.h
reinelt 3cac782447 [lcd4linux @ 2004-01-13 08:18:07 by reinelt]
timer queues added
liblcd4linux deactivated turing transformation to new layout

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@308 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
2004-01-13 08:18:20 +00:00

84 lines
2.3 KiB
C

/* $Id: widget.h,v 1.6 2004/01/13 08:18:20 reinelt Exp $
*
* generic widget handling
*
* Copyright 2003,2004 Michael Reinelt <reinelt@eunet.at>
* Copyright 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: widget.h,v $
* Revision 1.6 2004/01/13 08:18:20 reinelt
* timer queues added
* liblcd4linux deactivated turing transformation to new layout
*
* Revision 1.5 2004/01/11 18:26:02 reinelt
* further widget and layout processing
*
* Revision 1.4 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
*
* Revision 1.3 2004/01/10 17:34:40 reinelt
* further matrixOrbital changes
* widgets initialized
*
* Revision 1.2 2003/10/05 17:58:50 reinelt
* libtool junk; copyright messages cleaned up
*
* Revision 1.1 2003/09/19 03:51:29 reinelt
* minor fixes, widget.c added
*
*/
#ifndef _WIDGET_H_
#define _WIDGET_H_
struct WIDGET; // forward declaration
typedef struct WIDGET_CLASS {
char *name;
int (*init) (struct WIDGET *Self);
int (*update) (struct WIDGET *Self); // Fixme: do we really need this?
int (*draw) (struct WIDGET *Self);
int (*quit) (struct WIDGET *Self);
} WIDGET_CLASS;
typedef struct WIDGET{
char *name;
WIDGET_CLASS *class;
void *data;
} WIDGET;
int widget_register (WIDGET_CLASS *widget);
int widget_add (char *name);
// some basic widgets
WIDGET_CLASS Widget_Text;
#endif