/* $Id: widget.h,v 1.13 2005/05/08 04:32:45 reinelt Exp $ * * generic widget handling * * Copyright (C) 2003, 2004 Michael Reinelt * Copyright (C) 2004 The LCD4Linux Team * * 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 1.13 2005/05/08 04:32:45 reinelt * CodingStyle added and applied * * Revision 1.12 2005/01/18 06:30:24 reinelt * added (C) to all copyright statements * * Revision 1.11 2004/06/26 12:05:00 reinelt * * uh-oh... the last CVS log message messed up things a lot... * * Revision 1.10 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 1.9 2004/06/20 10:09:56 reinelt * * 'const'ified the whole source * * Revision 1.8 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 1.7 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 1.6 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 (*draw) (struct WIDGET * Self); int (*quit) (struct WIDGET * Self); } WIDGET_CLASS; typedef struct WIDGET { char *name; WIDGET_CLASS *class; int row; int col; void *data; } WIDGET; int widget_register(WIDGET_CLASS * widget); void widget_unregister(void); int widget_add(const char *name, const int row, const int col); #endif 0' href='#n20'>20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182