src/frontends/gtk/ghelpers.C

   1 /**
   2  * \file ghelpers.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 <config.h>
  12
  13 #include "ghelpers.h"
  14
  15 #include "lyxrc.h"
  16 #include "debug.h"
  17
  18 #include "support/filetools.h"
  19 #include "support/path_defines.h"
  20
  21 using std::string;
  22 using std::vector;
  23
  24 namespace lyx {
  25 namespace frontend {
  26
  27 string const getDefaultUnit()
  28 {
  29         switch (lyxrc.default_papersize) {
  30                 case PAPER_DEFAULT: return "cm";
  31                 case PAPER_USLETTER:
  32                 case PAPER_LEGALPAPER:
  33                 case PAPER_EXECUTIVEPAPER: return "in"; break;
  34                 case PAPER_A3PAPER:
  35                 case PAPER_A4PAPER:
  36                 case PAPER_A5PAPER:
  37                 case PAPER_B5PAPER: return "cm"; break;
  38         }
  39 }
  40
  41
  42 void unitsComboFromLength(Gtk::ComboBox * combo,
  43                            Gtk::TreeModelColumn<Glib::ustring> const & stringcol,
  44                            LyXLength const & len,
  45                            std::string defunit)
  46 {
  47         string unit = stringFromUnit(len.unit());
  48         if (unit.empty())
  49                 unit = defunit;
  50
  51         Gtk::TreeModel::iterator it = combo->get_model()->children().begin();
  52         Gtk::TreeModel::iterator end = combo->get_model()->children().end();
  53         for (; it != end ; ++it) {
  54                 if ((*it)[stringcol] == unit) {
  55                         combo->set_active(it);
  56                         return;
  57                 }
  58         }
  59
  60         // Fallen through, we didn't find the target length!
  61         combo->set_active(0);
  62         lyxerr << "unitsComboFromLength: couldn't find "
  63                 "target unit '" << unit << "'\n";
  64 }
  65
  66
  67 vector<string> const buildLengthUnitList()
  68 {
  69         vector<string> data(unit_name_gui, unit_name_gui + num_units);
  70
  71         return data;
  72 }
  73
  74
  75 string const findGladeFile(string const & name)
  76 {
  77         // First, search in the installation directories.
  78
  79         string filename = lyx::support::LibFileSearch("glade", name, "glade");
  80
  81         if (!filename.empty())
  82                 return filename;
  83
  84         // Second, search in the src tree.
  85         string const dir =
  86                 lyx::support::AddPath(lyx::support::top_srcdir(),
  87                                       "src/frontends/gtk/glade");
  88
  89         filename = lyx::support::ChangeExtension(name, ".glade");
  90         filename = lyx::support::AddName(dir, filename);
  91
  92         if (!lyx::support::IsFileReadable(filename)) {
  93                 lyxerr << "Unable to find glade file \"" << name
  94                        << "\". libglade is going to crash..." << std::endl;
  95         }
  96
  97         return filename;
  98 }
  99
 100 } // namespace frontend
 101 } // namespace lyx