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 Jean-Marc Lasgouttes
   7  * \author Angus Leeming
   8  *
   9  * Full author contact details are available in file CREDITS.
  10  */
  11
  12
  13 #include <config.h>
  14
  15 #include "helper_funcs.h"
  16
  17 #include "gettext.h"
  18
  19 #include "frontends/FileDialog.h"
  20
  21 #include "support/filetools.h"
  22 #include "support/lstrings.h"
  23 #include "support/package.h"
  24
  25 using std::pair;
  26 using std::vector;
  27 using std::string;
  28
  29 // sorry this is just a temporary hack we should include vspace.h! (Jug)
  30 extern const char * stringFromUnit(int);
  31
  32 namespace lyx {
  33
  34 using support::AddName;
  35 using support::ChangeExtension;
  36 using support::FileFilterList;
  37 using support::GetExtension;
  38 using support::LibFileSearch;
  39 using support::MakeAbsPath;
  40 using support::MakeRelPath;
  41 using support::OnlyFilename;
  42 using support::OnlyPath;
  43 using support::package;
  44 using support::prefixIs;
  45
  46 namespace frontend {
  47
  48
  49 string const browseFile(string const & filename,
  50                         string const & title,
  51                         FileFilterList const & filters,
  52                         bool save,
  53                         pair<string,string> const & dir1,
  54                         pair<string,string> const & dir2)
  55 {
  56         string lastPath(".");
  57         if (!filename.empty())
  58                 lastPath = OnlyPath(filename);
  59
  60         FileDialog fileDlg(title, LFUN_SELECT_FILE_SYNC, dir1, dir2);
  61
  62         FileDialog::Result result;
  63
  64         if (save)
  65                 result = fileDlg.save(lastPath, filters,
  66                                       OnlyFilename(filename));
  67         else
  68                 result = fileDlg.open(lastPath, filters,
  69                                       OnlyFilename(filename));
  70
  71         return result.second;
  72 }
  73
  74
  75 string const browseRelFile(string const & filename,
  76                            string const & refpath,
  77                            string const & title,
  78                            FileFilterList const & filters,
  79                            bool save,
  80                            pair<string,string> const & dir1,
  81                            pair<string,string> const & dir2)
  82 {
  83         string const fname = MakeAbsPath(filename, refpath);
  84
  85         string const outname = browseFile(fname, title, filters, save,
  86                                           dir1, dir2);
  87         string const reloutname = MakeRelPath(outname, refpath);
  88         if (prefixIs(reloutname, "../"))
  89                 return outname;
  90         else
  91                 return reloutname;
  92 }
  93
  94
  95
  96 string const browseLibFile(string const & dir,
  97                            string const & name,
  98                            string const & ext,
  99                            string const & title,
 100                            FileFilterList const & filters)
 101 {
 102         pair<string,string> const dir1(_("System files|#S#s"),
 103                                        AddName(package().system_support(), dir));
 104
 105         pair<string,string> const dir2(_("User files|#U#u"),
 106                                        AddName(package().user_support(), dir));
 107
 108         string const result = browseFile(LibFileSearch(dir, name, ext), title,
 109                                    filters, false, dir1, dir2);
 110
 111         // remove the extension if it is the default one
 112         string noextresult;
 113         if (GetExtension(result) == ext)
 114                 noextresult = ChangeExtension(result, string());
 115         else
 116                 noextresult = result;
 117
 118         // remove the directory, if it is the default one
 119         string const file = OnlyFilename(noextresult);
 120         if (LibFileSearch(dir, file, ext) == result)
 121                 return file;
 122         else
 123                 return noextresult;
 124 }
 125
 126
 127 string const browseDir(string const & pathname,
 128                         string const & title,
 129                         pair<string,string> const & dir1,
 130                         pair<string,string> const & dir2)
 131 {
 132         string lastPath(".");
 133         if (!pathname.empty())
 134                 lastPath = OnlyPath(pathname);
 135
 136         FileDialog fileDlg(title, LFUN_SELECT_FILE_SYNC, dir1, dir2);
 137
 138         FileDialog::Result const result =
 139                 fileDlg.opendir(lastPath, OnlyFilename(pathname));
 140
 141         return result.second;
 142 }
 143
 144
 145 vector<string> const getLatexUnits()
 146 {
 147         vector<string> units;
 148         char const * str;
 149         for (int i = 0; (str = stringFromUnit(i)); ++i)
 150             units.push_back(str);
 151
 152         return units;
 153 }
 154
 155 } // namespace frontend
 156 } // namespace lyx