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https://github.com/netfun2000/lcd4linux.git
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7ac3e2a7d2
'const'ified the whole source git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@476 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
98 lines
2.8 KiB
C
98 lines
2.8 KiB
C
/* $Id: widget.h,v 1.9 2004/06/20 10:09:56 reinelt Exp $
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*
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* generic widget handling
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*
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* Copyright 2003,2004 Michael Reinelt <reinelt@eunet.at>
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* Copyright 2004 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
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*
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* This file is part of LCD4Linux.
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*
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* LCD4Linux 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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* LCD4Linux 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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* $Log: widget.h,v $
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* Revision 1.9 2004/06/20 10:09:56 reinelt
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*
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* 'const'ified the whole source
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*
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* Revision 1.8 2004/03/03 03:47:04 reinelt
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* big patch from Martin Hejl:
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* - use qprintf() where appropriate
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* - save CPU cycles on gettimeofday()
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* - add quit() functions to free allocated memory
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* - fixed lots of memory leaks
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*
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* Revision 1.7 2004/01/14 11:33:00 reinelt
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* new plugin 'uname' which does what it's called
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* text widget nearly finished
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* first results displayed on MatrixOrbital
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*
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* Revision 1.6 2004/01/13 08:18:20 reinelt
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* timer queues added
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* liblcd4linux deactivated turing transformation to new layout
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*
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* Revision 1.5 2004/01/11 18:26:02 reinelt
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* further widget and layout processing
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*
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* Revision 1.4 2004/01/10 20:22:33 reinelt
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* added new function 'cfg_list()' (not finished yet)
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* added layout.c (will replace processor.c someday)
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* added widget_text.c (will be the first and most important widget)
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* modified lcd4linux.c so that old-style configs should work, too
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*
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* Revision 1.3 2004/01/10 17:34:40 reinelt
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* further matrixOrbital changes
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* widgets initialized
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*
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* Revision 1.2 2003/10/05 17:58:50 reinelt
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* libtool junk; copyright messages cleaned up
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*
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* Revision 1.1 2003/09/19 03:51:29 reinelt
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* minor fixes, widget.c added
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*
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*/
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#ifndef _WIDGET_H_
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#define _WIDGET_H_
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struct WIDGET; // forward declaration
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typedef struct WIDGET_CLASS {
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char *name;
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int (*init) (struct WIDGET *Self);
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int (*draw) (struct WIDGET *Self);
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int (*quit) (struct WIDGET *Self);
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} WIDGET_CLASS;
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typedef struct WIDGET{
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char *name;
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WIDGET_CLASS *class;
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int row;
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int col;
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void *data;
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} WIDGET;
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int widget_register (WIDGET_CLASS *widget);
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void widget_unregister (void);
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int widget_add (const char *name, const int row, const int col);
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#endif
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