mdw@git.distorted.org.uk Git - ssr/blob - StraySrc/Libraries/Steel/h/help

   1 /*
   2  * Help
   3  *  Provides support for the !Help application
   4  *
   5  * v. 1.00 (25 July 1991)
   6  *
   7  * © 1991-1998 Straylight
   8  */
   9
  10 /*----- Licensing note ----------------------------------------------------*
  11  *
  12  * This file is part of Straylight's Steel library.
  13  *
  14  * Steel is free software; you can redistribute it and/or modify
  15  * it under the terms of the GNU General Public License as published by
  16  * the Free Software Foundation; either version 2, or (at your option)
  17  * any later version.
  18  *
  19  * Steel is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22  * GNU General Public License for more details.
  23  *
  24  * You should have received a copy of the GNU General Public License
  25  * along with Steel.  If not, write to the Free Software Foundation,
  26  * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  27  */
  28
  29 #ifndef __help_h
  30 #define __help_h
  31
  32 /*
  33  * void help_startHelp(void)
  34  *
  35  * Use
  36  *  This call sets up a new message to bundle off to !Help.
  37  */
  38
  39 void help_startHelp(void);
  40
  41 /*
  42  * void help_addLine(char *line,...)
  43  *
  44  * Use
  45  *  This call adds a line of text to the current help message.  If the
  46  *  message starts off blank, then the line will become the current message,
  47  *  otherwise the message will have a '|m' followed by the new line appended
  48  *  on the end.
  49  *
  50  * Parameters
  51  *  char *line == a printf()-style format string for what you want to say.
  52  */
  53
  54 void help_addLine(char *line,...);
  55
  56 /*
  57  * void help_endHelp(void)
  58  *
  59  * Use
  60  *  This call bundles off the current help message to the application.
  61  */
  62
  63 void help_endHelp(void);
  64
  65 /*
  66  * void help_readFromIcon(void)
  67  *
  68  * Use
  69  *  This call will read a help message from the icon the help system is
  70  *  interested in, and tack it on the end of the message.  The help message
  71  *  should be stored in the icon's validation string with the command 'H'
  72  *  (e.g. validation string == "A0-9;B3;HType a number in this icon."
  73  */
  74
  75 void help_readFromIcon(void);
  76
  77 /*
  78  * BOOL help_wasHelp(void)
  79  *
  80  * Use
  81  *  Informs caller if the last event was a help request.
  82  *
  83  * Returns
  84  *  TRUE if it was.
  85  */
  86
  87 BOOL help_wasHelp(void);
  88
  89 /*
  90  * void help_readFromMenu(char *prefix,int hit[])
  91  *
  92  * Use
  93  *  Converts the menu hit structure into a message tag and then reads the
  94  *  message and adds it to the help message being constructed.
  95  *  The message tag is constructed from the prefix, followed by a character
  96  *  for each entry in the hit structure.  The characters are in order (first
  97  *  to last) 0-9,A-Z,a-z, giving 62 entries.  This WILL be enough for any
  98  *  *reasonable* menu...
  99  *
 100  * Parameters
 101  *  char *prefix ==
 102  *  int hit[] == a menu hit structure as passed to a menu handler.
 103  */
 104
 105 void help_readFromMenu(char *prefix,int hit[]);
 106
 107 #endif