include/mpw/spin.h

   1 /* Progress macros that use SpinCursor in MPW.
   2    Copyright (C) 1994 Free Software Foundation, Inc.
   3
   4 This program is free software; you can redistribute it and/or modify
   5 it under the terms of the GNU General Public License as published by
   6 the Free Software Foundation; either version 2 of the License, or
   7 (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 GNU General Public License for more details.
  13
  14 You should have received a copy of the GNU General Public License
  15 along with this program; if not, write to the Free Software
  16 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  17
  18 #ifndef _SPIN_H
  19 #define _SPIN_H
  20
  21 /* For MPW, progress macros just need to "spin the cursor" frequently,
  22    preferably several times per second on a 68K Mac.  */
  23
  24 /* In order to determine if we're meeting the goal, define this macro
  25    and information about frequency of spinning will be collected and
  26    displayed.  */
  27
  28 #define SPIN_MEASUREMENT
  29
  30 #include <CursorCtl.h>
  31
  32 /* Programs use this macro to indicate the start of a lengthy
  33    activity.  STR identifies the particular activity, while N
  34    indicates the expected duration, in unspecified units.  If N is
  35    zero, then the expected time to completion is unknown.  */
  36
  37 #undef START_PROGRESS
  38 #define START_PROGRESS(STR,N) mpw_start_progress (STR, N, __FILE__, __LINE__);
  39
  40 /* Programs use this macro to indicate that progress has been made on a
  41    lengthy activity.  */
  42
  43 #undef PROGRESS
  44 #ifdef SPIN_MEASUREMENT
  45 #define PROGRESS(X) mpw_progress_measured (X, __FILE__, __LINE__);
  46 #else
  47 #define PROGRESS(X) mpw_progress (X);
  48 #endif
  49
  50 /* Programs use this macro to indicate the end of a lengthy activity.
  51    STR must match a STR passed to START_PROGRESS previously.  */
  52
  53 #undef END_PROGRESS
  54 #define END_PROGRESS(STR) mpw_end_progress (STR, __FILE__, __LINE__);
  55
  56 extern void mpw_start_progress (char *, int, char *, int);
  57
  58 extern void mpw_progress (int);
  59
  60 extern void mpw_progress_measured (int, char *, int);
  61
  62 extern void mpw_end_progress (char *, char *, int);
  63
  64 #endif /* _SPIN_H */