src/selcodepage.c

   1 #include <config.h>
   2
   3 #ifdef HAVE_CHARSET
   4 #include <stdlib.h>
   5 #include <stdio.h>
   6 #include "i18n.h"
   7 #include "dlg.h"
   8 #include "dialog.h"
   9 #include "widget.h"
  10 #include "wtools.h"
  11 #include "charsets.h"
  12 #include "main.h"
  13
  14 #define ENTRY_LEN 35
  15
  16 /* Numbers of (file I/O) and (input/display) codepages. -1 if not selected */
  17 int source_codepage = -1;
  18 int display_codepage = -1;
  19
  20 unsigned char get_hotkey( int n )
  21 {
  22     return (n <= 9) ? '0' + n : 'a' + n - 10;
  23 }
  24
  25 int select_charset( int current_charset, int seldisplay )
  26 {
  27     int i, menu_lines = n_codepages + 1;
  28
  29     /* Create listbox */
  30     Listbox* listbox =
  31         create_listbox_window ( ENTRY_LEN + 2, menu_lines,
  32                                 _(" Choose input codepage "),
  33                                 "[Codepages Translation]");
  34
  35     if (!seldisplay)
  36         LISTBOX_APPEND_TEXT( listbox, '-', _("-  < No translation >"), NULL );
  37
  38     /* insert all the items found */
  39     for (i = 0; i < n_codepages; i++) {
  40         struct codepage_desc cpdesc = codepages[i];
  41         char buffer[255];
  42         sprintf( buffer, "%c  %s", get_hotkey(i), cpdesc.name );
  43         LISTBOX_APPEND_TEXT( listbox, get_hotkey(i), buffer, NULL );
  44     }
  45     if (seldisplay) {
  46         char buffer[255];
  47         sprintf( buffer, "%c  %s", get_hotkey(n_codepages), _("Other 8 bit"));
  48         LISTBOX_APPEND_TEXT( listbox, get_hotkey(n_codepages), buffer, NULL );
  49     }
  50
  51     /* Select the default entry */
  52     i = (seldisplay)
  53         ?
  54         ( (current_charset < 0) ? n_codepages : current_charset )
  55         :
  56         ( current_charset + 1 );
  57
  58     listbox_select_by_number( listbox->list, i );
  59
  60     i = run_listbox( listbox );
  61
  62     return (seldisplay) ? ( (i >= n_codepages) ? -1 : i )
  63                         : ( i - 1 );
  64 }
  65
  66 /* Helper functions for codepages support */
  67
  68
  69 int do_select_codepage()
  70 {
  71 #ifndef HAVE_ICONV
  72
  73     message( 1, _(" Warning "),
  74             _("Midnight Commander was compiled without iconv support,\n"
  75              "so charsets recoding feature is not available!" ));
  76     return -1;
  77
  78 #else
  79
  80     char *errmsg;
  81
  82     if (display_codepage > 0) {
  83         source_codepage = select_charset( source_codepage, 0 );
  84         errmsg = init_translation_table( source_codepage, display_codepage );
  85         if (errmsg) {
  86             message( 1, MSG_ERROR, "%s", errmsg );
  87             return -1;
  88         }
  89     } else {
  90         message( 1, _(" Warning "),
  91                _("To use this feature select your codepage in\n"
  92                  "Setup / Display Bits dialog!\n"
  93                  "Do not forget to save options." ));
  94         return -1;
  95     }
  96     return 0;
  97 }
  98
  99 #endif /* HAVE_ICONV */
 100
 101 #endif /* HAVE_CHARSET */