src/frontends/controllers/ControlCredits.C

   1 /**
   2  * \file ControlCredits.C
   3  * Copyright 2001 The LyX Team.
   4  * See the file COPYING.
   5  *
   6  * \author Edwin Leuven, leuven@fee.uva.nl
   7  * \author Angus Leeming, a.leeming@.ac.uk
   8  */
   9
  10 #include <config.h>
  11 #include <fstream>
  12 #include "Lsstream.h"
  13
  14 #ifdef __GNUG__
  15 #pragma implementation
  16 #endif
  17
  18 #include "ControlCredits.h"
  19 #include "Dialogs.h"
  20 #include "LyXView.h"
  21 #include "BufferView.h"
  22 #include "gettext.h"
  23 #include "support/filetools.h" // FileSearch
  24
  25 // needed for the browser
  26 extern string system_lyxdir;
  27
  28
  29 ControlCredits::ControlCredits(LyXView & lv, Dialogs & d)
  30         : ControlDialog<ControlConnectBI>(lv, d)
  31 {
  32         d_.showCredits.connect(SigC::slot(this, &ControlCredits::show));
  33 }
  34
  35
  36 std::stringstream & ControlCredits::getCredits(std::stringstream & ss) const
  37 {
  38         string const name = FileSearch(system_lyxdir, "CREDITS");
  39
  40         bool found(!name.empty());
  41
  42         if (found) {
  43                 std::ifstream in(name.c_str());
  44                 found = (in.get());
  45
  46                 if (found) {
  47                         in.seekg(0, std::ios::beg); // rewind to the beginning
  48
  49                         ss << in.rdbuf();
  50                         found = (ss.good());
  51                 }
  52         }
  53
  54         if (!found) {
  55                 ss << _("ERROR: LyX wasn't able to read CREDITS file\n")
  56                    << _("Please install correctly to estimate the great\n")
  57                    << _("amount of work other people have done for the LyX project.");
  58         }
  59
  60         return ss;
  61 }