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| 1 : | anton | 1.2 | \ mini-oof example |
| 2 : | |||
| 3 : | anton | 1.3 | \ Copyright (C) 1998,2003 Free Software Foundation, Inc. |
| 4 : | anton | 1.2 | |
| 5 : | \ This file is part of Gforth. | ||
| 6 : | |||
| 7 : | \ Gforth is free software; you can redistribute it and/or | ||
| 8 : | \ modify it under the terms of the GNU General Public License | ||
| 9 : | \ as published by the Free Software Foundation; either version 2 | ||
| 10 : | \ of the License, or (at your option) any later version. | ||
| 11 : | |||
| 12 : | \ This program is distributed in the hope that it will be useful, | ||
| 13 : | \ but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 14 : | \ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 15 : | \ GNU General Public License for more details. | ||
| 16 : | |||
| 17 : | \ You should have received a copy of the GNU General Public License | ||
| 18 : | \ along with this program; if not, write to the Free Software | ||
| 19 : | \ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. | ||
| 20 : | |||
| 21 : | pazsan | 1.1 | \ usage: |
| 22 : | |||
| 23 : | object class | ||
| 24 : | cell var text | ||
| 25 : | cell var len | ||
| 26 : | cell var x | ||
| 27 : | cell var y | ||
| 28 : | method init | ||
| 29 : | method draw | ||
| 30 : | end-class button | ||
| 31 : | |||
| 32 : | :noname ( o -- ) >r | ||
| 33 : | r@ x @ r@ y @ at-xy r@ text @ r> len @ type ; | ||
| 34 : | button defines draw | ||
| 35 : | :noname ( addr u o -- ) >r | ||
| 36 : | 0 r@ x ! 0 r@ y ! r@ len ! r> text ! ; | ||
| 37 : | button defines init | ||
| 38 : | |||
| 39 : | \ interitance | ||
| 40 : | |||
| 41 : | : bold 27 emit ." [1m" ; | ||
| 42 : | : normal 27 emit ." [0m" ; | ||
| 43 : | |||
| 44 : | button class end-class bold-button | ||
| 45 : | :noname bold [ button :: draw ] normal ; bold-button defines draw | ||
| 46 : | |||
| 47 : | \ Create and draw a button: | ||
| 48 : | |||
| 49 : | button new Constant foo | ||
| 50 : | s" thin foo" foo init | ||
| 51 : | page | ||
| 52 : | foo draw | ||
| 53 : | bold-button new Constant bar | ||
| 54 : | s" fat bar" bar init | ||
| 55 : | 1 bar y ! | ||
| 56 : | bar draw |
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