src/frontends/xforms/FormBibtex.C

   1 /**
   2  * \file FormBibtex.C
   3  * Copyright 2001 the LyX Team
   4  * Read the file COPYING
   5  *
   6  * \author Angus Leeming
   7  * \author John Levon
   8  * \author Herbert Voss <voss@lyx.org>
   9  */
  10
  11 #ifdef __GNUG__
  12 #pragma implementation
  13 #endif
  14
  15 #include <config.h>
  16 #include "xformsBC.h"
  17 #include "ControlBibtex.h"
  18 #include "FormBibtex.h"
  19 #include "form_bibtex.h"
  20 #include "gettext.h"
  21 #include "debug.h"
  22 #include "helper_funcs.h"
  23 #include "support/lstrings.h"
  24 #include "support/filetools.h"
  25
  26
  27 typedef FormCB<ControlBibtex, FormDB<FD_form_bibtex> > base_class;
  28
  29 FormBibtex::FormBibtex(ControlBibtex & c)
  30         : base_class(c, _("BibTeX Database"))
  31 {}
  32
  33
  34 void FormBibtex::build()
  35 {
  36         dialog_.reset(build_bibtex());
  37
  38         fl_set_input_return(dialog_->database, FL_RETURN_CHANGED);
  39         fl_set_input_return(dialog_->style, FL_RETURN_CHANGED);
  40
  41         // Manage the ok, apply, restore and cancel/close buttons
  42         bc().setOK(dialog_->button_ok);
  43         bc().setCancel(dialog_->button_cancel);
  44
  45         bc().addReadOnly(dialog_->database_browse);
  46         bc().addReadOnly(dialog_->database);
  47         bc().addReadOnly(dialog_->style_browse);
  48         bc().addReadOnly(dialog_->style);
  49         bc().addReadOnly(dialog_->radio_bibtotoc);
  50 }
  51
  52
  53 ButtonPolicy::SMInput FormBibtex::input(FL_OBJECT * ob, long)
  54 {
  55         if (ob == dialog_->database_browse) {
  56                 // When browsing, take the first file only
  57                 string const in_name = fl_get_input(dialog_->database);
  58                 string out_name =
  59                         controller().Browse("",
  60                                             "Select Database",
  61                                             "*.bib| BibTeX Databases (*.bib)");
  62                 if (!out_name.empty()) {
  63                         // add the database to any existing ones
  64                         if (!in_name.empty())
  65                                 out_name = in_name + ", " + out_name;
  66
  67                         fl_freeze_form(form());
  68                         fl_set_input(dialog_->database, out_name.c_str());
  69                         fl_unfreeze_form(form());
  70                 }
  71         }
  72
  73         if (ob == dialog_->style_browse) {
  74                 string const in_name = fl_get_input(dialog_->style);
  75                 string out_name =
  76                         controller().Browse(in_name,
  77                                             "Select BibTeX-Style",
  78                                             "*.bst| BibTeX Styles (*.bst)");
  79                 if (!out_name.empty()) {
  80                         fl_freeze_form(form());
  81                         fl_set_input(dialog_->style, out_name.c_str());
  82                         fl_unfreeze_form(form());
  83                 }
  84         }
  85
  86         if (!compare(fl_get_input(dialog_->database),"")) {
  87                 return ButtonPolicy::SMI_NOOP;
  88         }
  89
  90         return ButtonPolicy::SMI_VALID;
  91 }
  92
  93
  94 void FormBibtex::update()
  95 {
  96         fl_set_input(dialog_->database,
  97                      controller().params().getContents().c_str());
  98         string bibtotoc = "bibtotoc";
  99         string bibstyle (controller().params().getOptions().c_str());
 100         if (prefixIs(bibstyle,bibtotoc)) { // bibtotoc exists?
 101                 fl_set_button(dialog_->radio_bibtotoc,1);
 102                 if (contains(bibstyle,',')) { // bibstyle exists?
 103                         bibstyle = split(bibstyle,bibtotoc,',');
 104                 } else {
 105                         bibstyle = "";
 106                 }
 107
 108                 fl_set_input(dialog_->style,bibstyle.c_str());
 109
 110         } else {
 111                 fl_set_button(dialog_->radio_bibtotoc,0);
 112                 fl_set_input(dialog_->style,bibstyle.c_str());
 113         }
 114 }
 115
 116 namespace {
 117
 118 // Remove all duplicate entries in c.
 119 // Taken stright out of Stroustrup
 120 template<class C> void eliminate_duplicates(C & c)
 121 {
 122         std::sort(c.begin(), c.end()); // sort
 123         typename C::iterator p = std::unique(c.begin(), c.end()); // compact
 124         c.erase(p, c.end()); // shrink
 125 }
 126
 127 string const unique_and_no_extensions(string const & str_in)
 128 {
 129         std::vector<string> dbase = getVectorFromString(str_in);
 130         for (std::vector<string>::iterator it = dbase.begin();
 131              it != dbase.end(); ++it) {
 132                 *it = ChangeExtension(*it, "");
 133         }
 134         eliminate_duplicates(dbase);
 135         return subst(getStringFromVector(dbase),",",", ");
 136 }
 137
 138 } // namespace anon
 139
 140
 141 void FormBibtex::apply()
 142 {
 143         string const db = fl_get_input(dialog_->database);
 144         if (db.empty()) {
 145                 // no database -> no bibtex-command and no options!
 146                 controller().params().setContents("");
 147                 controller().params().setOptions("");
 148                 return;
 149         }
 150
 151         controller().params().setContents(unique_and_no_extensions(db));
 152
 153         // empty is valid!
 154         string bibstyle = fl_get_input(dialog_->style);
 155         if (!bibstyle.empty()) {
 156                 // save the BibTeX style without any ".bst" extension
 157                 bibstyle = ChangeExtension(OnlyFilename(bibstyle), "");
 158         }
 159
 160         bool const bibtotoc = fl_get_button(dialog_->radio_bibtotoc);
 161
 162         if (bibtotoc && (!bibstyle.empty())) {
 163                 // both bibtotoc and style
 164                 controller().params().setOptions("bibtotoc,"+bibstyle);
 165
 166         } else if (bibtotoc) {
 167                 // bibtotoc and no style
 168                 controller().params().setOptions("bibtotoc");
 169
 170         } else if (!bibstyle.empty()){
 171                 // only style
 172                 controller().params().setOptions(bibstyle);
 173         }
 174 }