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 #ifdef __GNUG__
  14 #pragma implementation
  15 #endif
  16
  17 #include <config.h>
  18 #include "LString.h"
  19 #include "helper_funcs.h"
  20
  21 #include "frontends/FileDialog.h"
  22 #include "support/filetools.h" // OnlyPath, OnlyFilename
  23 #include "support/lstrings.h"
  24 #include "gettext.h" // _()
  25 #include "frontends/Alert.h"
  26
  27 using std::pair;
  28 using std::vector;
  29 using std::make_pair;
  30
  31
  32 string const browseFile(LyXView * lv, string const & filename,
  33                         string const & title,
  34                         string const & pattern,
  35                         bool save,
  36                         pair<string,string> const & dir1,
  37                         pair<string,string> const & dir2)
  38 {
  39         string lastPath(".");
  40         if (!filename.empty())
  41                 lastPath = OnlyPath(filename);
  42
  43         FileDialog fileDlg(lv, title, LFUN_SELECT_FILE_SYNC, dir1, dir2);
  44
  45         FileDialog::Result result;
  46
  47         while (true) {
  48                 if (save)
  49                         result = fileDlg.save(lastPath, pattern,
  50                                 OnlyFilename(filename));
  51                 else
  52                         result = fileDlg.open(lastPath, pattern,
  53                                 OnlyFilename(filename));
  54
  55                 if (result.second.empty())
  56                         return result.second;
  57
  58                 lastPath = OnlyPath(result.second);
  59
  60                 if (result.second.find_first_of("#~$% ") == string::npos)
  61                         break;
  62
  63                 Alert::alert(_("Filename can't contain any "
  64                         "of these characters:"),
  65                         _("space, '#', '~', '$' or '%'."));
  66         }
  67
  68         return result.second;
  69 }
  70
  71
  72 string const browseRelFile(LyXView * lv, string const & filename,
  73                         string const & refpath,
  74                         string const & title,
  75                         string const & pattern,
  76                         bool save = false,
  77                         pair<string,string> const & dir1,
  78                         pair<string,string> const & dir2)
  79 {
  80         string const fname = MakeAbsPath(filename, refpath);
  81
  82         string const outname = browseFile(lv, fname, title, pattern, save,
  83                                           dir1, dir2);
  84         string const reloutname = MakeRelPath(outname, refpath);
  85         if (prefixIs(reloutname, "../"))
  86                 return outname;
  87         else
  88                 return reloutname;
  89 }
  90
  91
  92 // sorry this is just a temporary hack we should include vspace.h! (Jug)
  93 extern const char * stringFromUnit(int);
  94
  95 vector<string> const getLatexUnits()
  96 {
  97         vector<string> units;
  98         char const * str;
  99         for (int i = 0; (str = stringFromUnit(i)); ++i)
 100             units.push_back(str);
 101
 102         return units;
 103 }