src/frontends/controllers/helper_funcs.C

   1 /**
   2  * \file helper_funcs.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Angus Leeming
   7  *
   8  * Full author contact details are available in file CREDITS
   9  */
  10
  11 #include <vector>
  12
  13
  14 #include <config.h>
  15 #include "LString.h"
  16 #include "helper_funcs.h"
  17
  18 #include "frontends/FileDialog.h"
  19 #include "support/filetools.h" // OnlyPath, OnlyFilename
  20 #include "support/lstrings.h"
  21 #include "gettext.h" // _()
  22 #include "frontends/Alert.h"
  23
  24 using std::pair;
  25 using std::vector;
  26 using std::make_pair;
  27
  28
  29 string const browseFile(string const & filename,
  30                         string const & title,
  31                         string const & pattern,
  32                         bool save,
  33                         pair<string,string> const & dir1,
  34                         pair<string,string> const & dir2)
  35 {
  36         string lastPath(".");
  37         if (!filename.empty())
  38                 lastPath = OnlyPath(filename);
  39
  40         FileDialog fileDlg(title, LFUN_SELECT_FILE_SYNC, dir1, dir2);
  41
  42         FileDialog::Result result;
  43
  44         while (true) {
  45                 if (save)
  46                         result = fileDlg.save(lastPath, pattern,
  47                                 OnlyFilename(filename));
  48                 else
  49                         result = fileDlg.open(lastPath, pattern,
  50                                 OnlyFilename(filename));
  51
  52                 if (result.second.empty())
  53                         return result.second;
  54
  55                 lastPath = OnlyPath(result.second);
  56
  57                 if (result.second.find_first_of("#~$% ") == string::npos)
  58                         break;
  59
  60                 Alert::error(_("Invalid filename"),
  61                         _("Filename can't contain any "
  62                         "of these characters:\n"
  63                         "space, '#', '~', '$' or '%'."));
  64         }
  65
  66         return result.second;
  67 }
  68
  69
  70 string const browseRelFile(string const & filename,
  71                         string const & refpath,
  72                         string const & title,
  73                         string const & pattern,
  74                         bool save,
  75                         pair<string,string> const & dir1,
  76                         pair<string,string> const & dir2)
  77 {
  78         string const fname = MakeAbsPath(filename, refpath);
  79
  80         string const outname = browseFile(fname, title, pattern, save,
  81                                           dir1, dir2);
  82         string const reloutname = MakeRelPath(outname, refpath);
  83         if (prefixIs(reloutname, "../"))
  84                 return outname;
  85         else
  86                 return reloutname;
  87 }
  88
  89
  90 string const browseDir(string const & pathname,
  91                         string const & title,
  92                         pair<string,string> const & dir1,
  93                         pair<string,string> const & dir2)
  94 {
  95         string lastPath(".");
  96         if (!pathname.empty())
  97                 lastPath = OnlyPath(pathname);
  98
  99         FileDialog fileDlg(title, LFUN_SELECT_FILE_SYNC, dir1, dir2);
 100
 101         FileDialog::Result result;
 102
 103         while (true) {
 104                 result = fileDlg.opendir(lastPath,
 105                                 OnlyFilename(pathname));
 106
 107                 if (result.second.empty())
 108                         return result.second;
 109
 110                 lastPath = OnlyPath(result.second);
 111
 112                 if (result.second.find_first_of("#~$% ") == string::npos)
 113                         break;
 114
 115                 Alert::error(_("Invalid filename"),
 116                         _("Filename can't contain any "
 117                         "of these characters:\n"
 118                         "space, '#', '~', '$' or '%'."));
 119         }
 120
 121         return result.second;
 122 }
 123
 124
 125 // sorry this is just a temporary hack we should include vspace.h! (Jug)
 126 extern const char * stringFromUnit(int);
 127
 128 vector<string> const getLatexUnits()
 129 {
 130         vector<string> units;
 131         char const * str;
 132         for (int i = 0; (str = stringFromUnit(i)); ++i)
 133             units.push_back(str);
 134
 135         return units;
 136 }