src/kits/shared/StringForSize.cpp

   1 /*
   2  * Copyright 2010 Haiku Inc. All rights reserved.
   3  * Distributed under the terms of the MIT License.
   4  */
   5
   6 #include "StringForSize.h"
   7
   8 #include <stdio.h>
   9
  10 #include <MessageFormat.h>
  11 #include <SystemCatalog.h>
  12
  13 using BPrivate::gSystemCatalog;
  14
  15
  16 #undef B_TRANSLATION_CONTEXT
  17 #define B_TRANSLATION_CONTEXT "StringForSize"
  18
  19
  20 namespace BPrivate {
  21
  22
  23 const char*
  24 string_for_size(double size, char* string, size_t stringSize)
  25 {
  26         double kib = size / 1024.0;
  27         if (kib < 1.0) {
  28                 const char* trKey = B_TRANSLATE_MARK(
  29                         "{0, plural, one{# byte} other{# bytes}}");
  30
  31                 BString tmp;
  32                 BMessageFormat format(
  33                         gSystemCatalog.GetString(trKey, B_TRANSLATION_CONTEXT));
  34                 format.Format(tmp, (int)size);
  35
  36                 strlcpy(string, tmp.String(), stringSize);
  37                 return string;
  38         }
  39         double mib = kib / 1024.0;
  40         if (mib < 1.0) {
  41                 const char* trKey = B_TRANSLATE_MARK("%3.2f KiB");
  42                 snprintf(string, stringSize, gSystemCatalog.GetString(trKey,
  43                         B_TRANSLATION_CONTEXT), kib);
  44                 return string;
  45         }
  46         double gib = mib / 1024.0;
  47         if (gib < 1.0) {
  48                 const char* trKey = B_TRANSLATE_MARK("%3.2f MiB");
  49                 snprintf(string, stringSize, gSystemCatalog.GetString(trKey,
  50                         B_TRANSLATION_CONTEXT), mib);
  51                 return string;
  52         }
  53         double tib = gib / 1024.0;
  54         if (tib < 1.0) {
  55                 const char* trKey = B_TRANSLATE_MARK("%3.2f GiB");
  56                 snprintf(string, stringSize, gSystemCatalog.GetString(trKey,
  57                         B_TRANSLATION_CONTEXT), gib);
  58                 return string;
  59         }
  60         const char* trKey = B_TRANSLATE_MARK("%.2f TiB");
  61         snprintf(string, stringSize, gSystemCatalog.GetString(trKey,
  62                 B_TRANSLATION_CONTEXT), tib);
  63         return string;
  64 }
  65
  66
  67 }       // namespace BPrivate
  68