mdw@git.distorted.org.uk Git - ssr/blob - StraySrc/Libraries/Steel/c/saveas

   1 /*
   2  * saveas
   3  *  Handler for a save dbox under new dbox system
   4  *
   5  * v. 1.00 (9 August 1993)
   6  *
   7  * © 1993-1998 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 #include "wimp.h"
  30 #include "wimpt.h"
  31 #include "win.h"
  32 #include "dbox.h"
  33 #include "help.h"
  34 #include "saveas.h"
  35 #include "fileicon.h"
  36 #include "stddbox.h"
  37 #include "msgs.h"
  38 #include "template.h"
  39 #include "werr.h"
  40
  41 static dbox saveas__db;
  42 static int saveas__filetype;
  43 static xfersend_saveproc saveas__saveproc;
  44 static xfersend_sendproc saveas__sendproc;
  45 static xfersend_printproc saveas__printproc;
  46 static void *saveas__handle;
  47 static int saveas__estsize;
  48 static char *saveas__title;
  49 static BOOL saveas__xfer;
  50
  51 #define saveas__FILEICON 1
  52 #define saveas__FILENAME 2
  53 #define saveas__OK 0
  54
  55 /*
  56  * BOOL saveas__raw(dbox d,wimp_eventstr *e,void *handle)
  57  *
  58  * Use
  59  *  Raw event handler for the save as dialogue box.
  60  *
  61  * Parameters
  62  *  dbox d == the saveas dialogue box
  63  *  wimp_eventstr *e == the current wimp event
  64  *  void *handle == the caller's handle
  65  */
  66
  67 static BOOL saveas__raw(dbox d,wimp_eventstr *e,void *handle)
  68 {
  69   BOOL handled=FALSE;
  70   char name[256];
  71   switch (e->e)
  72   {
  73     case wimp_EBUT:
  74       if (e->data.but.m.bbits==wimp_BDRAGLEFT)
  75       {
  76         dbox_getfield(d,saveas__FILENAME,name,256);
  77         saveas__xfer=TRUE;
  78         xfersend
  79         (
  80           saveas__filetype,
  81           name,
  82           saveas__estsize,
  83           saveas__saveproc,
  84           saveas__sendproc,
  85           saveas__printproc,
  86           e,
  87           handle
  88         );
  89         handled=TRUE;
  90       }
  91       break;
  92   }
  93   return (handled);
  94 }
  95
  96 /*
  97  * void saveas
  98  * (
  99  *   char *title,
 100  *   char *name,
 101  *   int filetype,
 102  *   int estsize,
 103  *   xfersend_saveproc saveproc,
 104  *   xfersend_sendproc sendproc,
 105  *   xfersend_printproc printproc,
 106  *   void *handle
 107  * )
 108  *
 109  * Use
 110  *  Creates and handles a save as dialogue box (even saving your data for
 111  *  you!).
 112  *
 113  * Parameters
 114  *  char *title == the title of the dialogue box.
 115  *  char *name == the default filename for the box.
 116  *  int filetype == the filetype of the data to be sent.
 117  *  int estsize == the estimated file size.
 118  *  xfersend_saveproc saveproc == function to save the data.
 119  *  xfersend_sendproc sendproc == function to export data to another
 120  *    application (RAM transfer).
 121  *  xfersend_printproc printproc == function to print data.
 122  *  void *handle == your handle to the data (or anything else!)
 123  */
 124
 125 void saveas
 126 (
 127   char *title,
 128   char *name,
 129   int filetype,
 130   int estsize,
 131   xfersend_saveproc saveproc,
 132   xfersend_sendproc sendproc,
 133   xfersend_printproc printproc,
 134   void *handle
 135 )
 136 {
 137   BOOL stop=FALSE;
 138   int index;
 139   BOOL dotYet;
 140   char fname[256];
 141   saveas__title=title;
 142   saveas__filetype=filetype;
 143   saveas__estsize=estsize;
 144   saveas__saveproc=saveproc;
 145   saveas__sendproc=sendproc;
 146   saveas__printproc=printproc;
 147   saveas__handle=handle;
 148   if (template_exists("save"))
 149   {
 150     if (saveas__db=dbox_create("save"),saveas__db==0)
 151       return;
 152   }
 153   else
 154   {
 155     if (saveas__db=dbox_create("xfer_send"),saveas__db==0)
 156       return;
 157   }
 158   xfersend_close_on_xfer(TRUE,dbox_syshandle(saveas__db));
 159   win_settitle(dbox_syshandle(saveas__db),"%s",saveas__title);
 160   dbox_setfield(saveas__db,saveas__FILENAME,"%s",name);
 161   fileicon(dbox_syshandle(saveas__db),
 162            saveas__FILEICON,
 163            saveas__filetype,
 164            name);
 165   dbox_rawEventHandler(saveas__db,saveas__raw,saveas__handle);
 166   dbox_display(saveas__db,FALSE);
 167   while (!stop)
 168   {
 169     switch (dbox_fillin(saveas__db))
 170     {
 171       case dbox_CLOSE:
 172         stop=TRUE;
 173         break;
 174       case dbox_HELP:
 175         if (help_wasHelp())
 176         {
 177           help_startHelp();
 178           help_addLine
 179           (
 180             msgs_lookup("saveasHM:This is the %s dialogue box."),
 181             saveas__title
 182           );
 183           switch (dbox_helpField())
 184           {
 185             case saveas__FILEICON:
 186               help_addLine(msgs_lookup
 187               (
 188                 "saveasFIH:Drag this icon to a Filer window or "
 189                                    "another application to save the file."
 190               ));
 191               break;
 192           }
 193           help_readFromIcon();
 194           help_endHelp();
 195         }
 196         break;
 197       case saveas__OK:
 198         if (wimpt_options() & 7)
 199           dbox_clickicon(saveas__db,saveas__OK);
 200         dbox_getfield(saveas__db,saveas__FILENAME,fname,256);
 201         dotYet=FALSE;
 202         for (index=0;fname[index]!=0;index++)
 203         {
 204           if (fname[index]=='.')
 205             dotYet=TRUE;
 206         }
 207         if (!dotYet)
 208         {
 209           if (wimpt_options() & 7)
 210           {
 211             note(msgs_lookup("saveasDI:To save, drag icon to a "
 212                                                     "directory viewer."));
 213             dbox_unclick();
 214           }
 215           else
 216           {
 217             werr(FALSE,msgs_lookup("saveasDI:To save, drag icon to a "
 218                                                     "directory viewer."));
 219           }
 220         }
 221         else
 222         {
 223           saveas__xfer=FALSE;
 224           stop=saveas__saveproc(fname,saveas__handle);
 225           if (dbox_wasAdjustClick() || !stop)
 226           {
 227             if (wimpt_options() & 7)
 228               dbox_unclick();
 229             stop=FALSE;
 230           }
 231           else
 232           {
 233             dbox_hide(saveas__db);
 234             if (wimpt_options() & 7)
 235               dbox_unclick();
 236           }
 237         }
 238         break;
 239     }
 240   }
 241   xfersend_close_on_xfer(FALSE,0);
 242   dbox_delete(saveas__db);
 243 }
 244
 245 /*
 246  * BOOL saveas_file_is_safe(void)
 247  *
 248  * Use
 249  *  Informs caller if the file is going to a safe home.
 250  *
 251  * Returns
 252  *  TRUE if the file is 'safe' - i.e. on disk
 253  */
 254
 255 BOOL saveas_file_is_safe(void)
 256 {
 257   if (saveas__xfer)
 258     return (xfersend_file_is_safe());
 259   else
 260    return (TRUE);
 261 }