src/frontends/gnome/FormCitation.C

   1 // -*- C++ -*-
   2 /* This file is part of
   3  * ======================================================
   4  *
   5  *           LyX, The Document Processor
   6  *
   7  *           Copyright 2000 The LyX Team.
   8  *
   9  * ======================================================
  10  */
  11
  12 #include <config.h>
  13
  14 #include <algorithm>
  15
  16 #ifdef __GNUG__
  17 #pragma implementation
  18 #endif
  19
  20
  21 #include "gettext.h"
  22 #include "Dialogs.h"
  23 #include "FormCitation.h"
  24 #include "LyXView.h"
  25 #include "buffer.h"
  26 #include "lyxfunc.h"
  27 #include "support/filetools.h"
  28 #include "support/LRegex.h"
  29
  30 #include <gtk--/scrolledwindow.h>
  31 #include <gnome--/pixmap.h>
  32 #include <gtk--/label.h>
  33 #include <gtk--/box.h>
  34 #include <gtk--/buttonbox.h>
  35 #include <gnome--/entry.h>
  36 #include <gnome--/stock.h>
  37 #include <gtk--/separator.h>
  38 #include <libgnome/gnome-config.h>
  39 #include <gtk--/alignment.h>
  40 #include "pixbutton.h"
  41
  42 // temporary solution for LyXView
  43 #include "mainapp.h"
  44 extern GLyxAppWin * mainAppWin;
  45
  46 using std::vector;
  47 using std::pair;
  48 using std::max;
  49 using std::min;
  50 using std::find;
  51
  52 #ifdef SIGC_CXX_NAMESPACES
  53 using SigC::slot;
  54 using SigC::bind;
  55 #endif
  56
  57
  58 // configuration keys
  59 static string const  LOCAL_CONFIGURE_PREFIX("FormCitation");
  60
  61 static string const  CONF_PANE_INFO("paneinfo");
  62 static string const  CONF_PANE_INFO_DEFAULT("=300");
  63
  64 static string const  CONF_COLUMN("column");
  65 static string const  CONF_COLUMN_DEFAULT("=50");
  66
  67 static string const  CONF_REGEXP("regexp");
  68 static string const  CONF_REGEXP_DEFAULT("=0");
  69
  70 static string const CONF_SEARCH("FormCitation_search");
  71 static string const CONF_TEXTAFTER("FormCitation_textafter");
  72
  73 FormCitation::FormCitation(LyXView * lv, Dialogs * d)
  74   : lv_(lv), d_(d), inset_(0), u_(0), h_(0), ih_(0)
  75 {
  76   // let the dialog be shown
  77   // These are permanent connections so we won't bother
  78   // storing a copy because we won't be disconnecting.
  79   d->showCitation.connect(slot(this, &FormCitation::showInset));
  80   d->createCitation.connect(slot(this, &FormCitation::createInset));
  81
  82   cleanupWidgets();
  83 }
  84
  85 FormCitation::~FormCitation()
  86 {
  87   hide();
  88 }
  89
  90 void FormCitation::showInset( InsetCommand * const inset )
  91 {
  92   if( dialog_!=NULL || inset == 0 ) return;
  93
  94   inset_ = inset;
  95   ih_ = inset_->hide.connect(slot(this, &FormCitation::hide));
  96
  97 #ifdef WITH_WARNINGS
  98 #warning This connection to update will do nothing!
  99 #endif
 100   u_ = d_->updateBufferDependent.connect(slot(this, &FormCitation::update));
 101   h_ = d_->hideBufferDependent.connect(slot(this, &FormCitation::hide));
 102
 103   params = inset->params();
 104
 105   if ( params.getContents().empty() ) showStageSearch();
 106   else showStageAction();
 107 }
 108
 109
 110 void FormCitation::createInset( string const & arg )
 111 {
 112   if( dialog_!=NULL ) return;
 113
 114   u_ = d_->updateBufferDependent.connect(slot(this, &FormCitation::update));
 115   h_ = d_->hideBufferDependent.connect(slot(this, &FormCitation::hide));
 116
 117   params.setFromString( arg );
 118   showStageSearch();
 119 }
 120
 121
 122 static
 123 void parseBibTeX(string data,
 124                  string const & findkey,
 125                  string & keyvalue)
 126 {
 127   unsigned int i;
 128
 129   keyvalue = "";
 130
 131   for (i=0; i<data.length(); ++i)
 132     if (data[i]=='\n' || data[i]=='\t')
 133       data[i] = ' ';
 134
 135   data = frontStrip(data);
 136   while (!data.empty()
 137          && data[0]!='='
 138          && (data.find(' ')!=string::npos ||
 139              data.find('=')!=string::npos) )
 140     {
 141       unsigned int keypos = min(data.find(' '), data.find('='));
 142       string key = lowercase( data.substr(0, keypos) );
 143       string value, tmp;
 144       char enclosing;
 145
 146       data = data.substr(keypos, data.length()-1);
 147       data = frontStrip(strip(data));
 148       if (data.length() > 1 && data[0]=='=')
 149         {
 150           data = frontStrip(data.substr(1, data.length()-1));
 151           if (!data.empty())
 152             {
 153               keypos = 1;
 154               if (data[0]=='{') enclosing = '}';
 155               else if (data[0]=='"') enclosing = '"';
 156               else { keypos=0; enclosing=' '; }
 157
 158               if (keypos &&
 159                   data.find(enclosing)!=string::npos &&
 160                   data.length()>1)
 161                 {
 162                   tmp = data.substr(keypos, data.length()-1);
 163                   while (tmp.find('{')!=string::npos &&
 164                          tmp.find('}')!=string::npos &&
 165                          tmp.find('{') < tmp.find('}') &&
 166                          tmp.find('{') < tmp.find(enclosing))
 167                     {
 168                       keypos += tmp.find('{')+1;
 169                       tmp = data.substr(keypos, data.length()-1);
 170                       keypos += tmp.find('}')+1;
 171                       tmp = data.substr(keypos, data.length()-1);
 172                     }
 173
 174                   if (tmp.find(enclosing)==string::npos) return;
 175                   else
 176                     {
 177                       keypos += tmp.find(enclosing);
 178                       tmp = data.substr(keypos, data.length()-1);
 179                     }
 180
 181                   value = data.substr(1, keypos-1);
 182
 183                   if (keypos+1<data.length()-1) data = frontStrip(data.substr(keypos+1, data.length()-1));
 184                   else data = "";
 185                 }
 186               else if (!keypos &&
 187                        (data.find(' ') ||
 188                         data.find(','))
 189                        ) // numerical value ?
 190                 {
 191                   keypos = data.length()-1;
 192                   if (data.find(' ')!=string::npos) keypos = data.find(' ');
 193                   if (data.find(',')!=string::npos &&
 194                       keypos > data.find(','))
 195                     keypos = data.find(',');
 196
 197                   value = data.substr(0, keypos);
 198
 199                   if (keypos+1<data.length()-1) data = frontStrip(data.substr(keypos+1, data.length()-1));
 200                   else data = "";
 201                 }
 202               else return;
 203
 204               if (findkey == key) { keyvalue = value; return; }
 205
 206               data = frontStrip(frontStrip(data,','));
 207             }
 208         }
 209       else return;
 210     }
 211 }
 212
 213
 214 void FormCitation::cleanupWidgets()
 215 {
 216   dialog_ = NULL;
 217   b_ok = NULL;
 218   b_cancel = NULL;
 219   search_text_ = NULL;
 220   info_ = NULL;
 221   text_after_ = NULL;
 222   button_unselect_ = NULL;
 223   button_up_ = NULL;
 224   button_down_ = NULL;
 225   button_regexp_ = NULL;
 226   clist_selected_ = NULL;
 227   clist_bib_ = NULL;
 228   paned_info_ = NULL;
 229 }
 230
 231
 232 void FormCitation::initWidgets()
 233 {
 234   string const path = PACKAGE "/" + LOCAL_CONFIGURE_PREFIX;
 235
 236   if (search_text_ != NULL)
 237     {
 238       search_text_->set_history_id(CONF_SEARCH);
 239       search_text_->set_max_saved(10);
 240       search_text_->load_history();
 241       search_text_->set_use_arrows_always(true);
 242     }
 243
 244   if (text_after_ != NULL )
 245     {
 246       text_after_->set_history_id(CONF_TEXTAFTER);
 247       text_after_->set_max_saved(10);
 248       text_after_->load_history();
 249       text_after_->set_use_arrows_always(true);
 250       text_after_->get_entry()->set_text(params.getOptions());
 251     }
 252
 253   if (button_regexp_ != NULL)
 254     {
 255       string w = path + "/" + CONF_REGEXP + CONF_REGEXP_DEFAULT;
 256       button_regexp_->set_active( (gnome_config_get_int(w.c_str()) > 0) );
 257     }
 258
 259   if (paned_info_ != NULL)
 260     {
 261       string w = path + "/" + CONF_PANE_INFO + CONF_PANE_INFO_DEFAULT;
 262       paned_info_->set_position( gnome_config_get_int(w.c_str()) );
 263     }
 264
 265   if (clist_bib_ != NULL)
 266     {
 267       // preferences
 268       clist_bib_->column(0).set_visiblity(false);
 269       clist_bib_->set_selection_mode(GTK_SELECTION_BROWSE);
 270
 271       // setting up sizes of columns
 272       string w;
 273       int sz = clist_bib_->columns().size();
 274       for (int i = 0; i < sz; ++i)
 275         {
 276           w = path + "/" + CONF_COLUMN + "_" + tostr(i) + CONF_COLUMN_DEFAULT;
 277           clist_bib_->column(i).set_width( gnome_config_get_int(w.c_str()) );
 278         }
 279
 280       // retrieving data
 281       vector<pair<string,string> > blist = lv_->buffer()->getBibkeyList();
 282
 283       sz = blist.size();
 284       for (int i = 0; i < sz; ++i )
 285         {
 286           bibkeys.push_back(blist[i].first);
 287           bibkeysInfo.push_back(blist[i].second);
 288         }
 289
 290       blist.clear();
 291
 292       // updating list
 293       search();
 294
 295       if (clist_bib_->rows().size() > 0)
 296         {
 297           clist_bib_->rows()[0].select();
 298           selectionToggled(0, 0, NULL, true, false);
 299         }
 300     }
 301
 302   if (clist_selected_ != NULL)
 303     {
 304       clist_selected_->set_selection_mode(GTK_SELECTION_BROWSE);
 305
 306       // populating clist_selected_
 307       vector<string> r;
 308       string tmp, keys( params.getContents() );
 309       keys = frontStrip( split(keys, tmp, ',') );
 310       while( !tmp.empty() )
 311         {
 312           r.clear();
 313           r.push_back(tmp);
 314           clist_selected_->rows().push_back(r);
 315
 316           keys = frontStrip( split(keys, tmp, ',') );
 317         }
 318
 319       if (clist_selected_->rows().size() > 0)
 320         {
 321           clist_selected_->rows()[0].select();
 322           selectionToggled(0, 0, NULL, true, true);
 323         }
 324     }
 325
 326   updateButtons();
 327 }
 328
 329
 330 void FormCitation::storeWidgets()
 331 {
 332   string const path = PACKAGE "/" + LOCAL_CONFIGURE_PREFIX;
 333
 334   if (search_text_ != NULL) search_text_->save_history();
 335
 336   if (text_after_ != NULL) text_after_->save_history();
 337
 338   if (button_regexp_ != NULL)
 339     {
 340       string w = path + "/" + CONF_REGEXP;
 341       gnome_config_set_int(w.c_str(), button_regexp_->get_active());
 342     }
 343
 344   if (paned_info_ != NULL)
 345     {
 346       string w = path + "/" + CONF_PANE_INFO;
 347       gnome_config_set_int(w.c_str(), paned_info_->width() - info_->width());
 348     }
 349
 350   if (clist_bib_ != NULL)
 351     {
 352       string w;
 353       int const sz = clist_bib_->columns().size();
 354       for (int i = 0; i < sz; ++i)
 355         {
 356           w = path + "/" + CONF_COLUMN + "_" + tostr(i);
 357           gnome_config_set_int(w.c_str(), clist_bib_->get_column_width(i));
 358         }
 359     }
 360
 361   gnome_config_sync();
 362 }
 363
 364
 365 void FormCitation::showStageAction()
 366 {
 367   if (!dialog_)
 368     {
 369       using namespace Gtk::Box_Helpers;
 370
 371       Gtk::Alignment * mbox = manage( new Gtk::Alignment(0.5, 0.5, 0, 0) );
 372       Gtk::ButtonBox * bbox = manage( new Gtk::HButtonBox() );
 373
 374       string const addlabel = N_("_Add new citation");
 375       string const editlabel = N_("_Edit/remove citation(s)");
 376
 377       Gnome::PixButton * b_add  = manage(new Gnome::PixButton(addlabel, GNOME_STOCK_PIXMAP_NEW));
 378       Gnome::PixButton * b_edit = manage(new Gnome::PixButton(editlabel, GNOME_STOCK_PIXMAP_PROPERTIES));
 379
 380       b_cancel = Gtk::wrap( GTK_BUTTON( gnome_stock_button(GNOME_STOCK_BUTTON_CANCEL) ) );
 381
 382       // set up spacing
 383       bbox->set_spacing(4);
 384       bbox->set_layout(GTK_BUTTONBOX_SPREAD);
 385
 386       bbox->children().push_back(Element(*b_add, false, false));
 387       bbox->children().push_back(Element(*b_edit, false, false));
 388       bbox->children().push_back(Element(*b_cancel, false, false));
 389
 390       mbox->add(*bbox);
 391
 392       // accelerators
 393       Gtk::AccelGroup * accel = Gtk::AccelGroup::create();
 394
 395       b_add->add_accelerator("clicked", *accel, b_add->get_accelkey(), 0, GTK_ACCEL_VISIBLE);
 396       b_edit->add_accelerator("clicked", *accel, b_edit->get_accelkey(), 0, GTK_ACCEL_VISIBLE);
 397
 398       // packing dialog to main window
 399       dialog_ = mbox;
 400       mainAppWin->add_action(*dialog_, N_(" Citation: Select action "), false, accel);
 401
 402       initWidgets();
 403
 404       // setting focus
 405       gtk_widget_grab_focus (GTK_WIDGET(b_add->gtkobj()));
 406
 407       // connecting signals
 408       b_add->clicked.connect(slot(this, &FormCitation::moveFromActionToSearch));
 409       b_edit->clicked.connect(slot(this, &FormCitation::moveFromActionToEdit));
 410
 411       b_cancel->clicked.connect(slot(mainAppWin, &GLyxAppWin::remove_action));
 412
 413       dialog_->destroy.connect(slot(this, &FormCitation::free));
 414     }
 415 }
 416
 417
 418 void FormCitation::moveFromActionToSearch()
 419 {
 420   // stores configuration and cleans all widgets
 421   storeWidgets();
 422   cleanupWidgets();
 423
 424   // moves to stage "search"
 425   mainAppWin->remove_action();
 426   showStageSearch();
 427 }
 428
 429
 430 void FormCitation::moveFromActionToEdit()
 431 {
 432   // stores configuration and cleans all widgets
 433   storeWidgets();
 434   cleanupWidgets();
 435
 436   // moves to stage "edit"
 437   mainAppWin->remove_action();
 438   showStageEdit();
 439 }
 440
 441
 442 void FormCitation::showStageSearch()
 443 {
 444   if (!dialog_)
 445     {
 446       using namespace Gtk::Box_Helpers;
 447
 448       Gtk::Box * mbox = manage( new Gtk::HBox() );
 449       Gtk::ButtonBox * bbox = manage( new Gtk::HButtonBox() );
 450       Gtk::Separator * sep = manage( new Gtk::VSeparator() );
 451
 452       search_text_ = manage( new Gnome::Entry() );
 453
 454       button_regexp_ = manage( new Gtk::CheckButton(N_("Use Regular Expression")) );
 455
 456       b_ok = manage( new Gtk::Button(N_("Search")) );
 457       b_cancel = Gtk::wrap( GTK_BUTTON( gnome_stock_button(GNOME_STOCK_BUTTON_CANCEL) ) );
 458
 459       // set up spacing
 460       mbox->set_spacing(4);
 461       bbox->set_spacing(4);
 462
 463       // packing
 464       bbox->children().push_back(Element(*b_ok, false, false));
 465       bbox->children().push_back(Element(*b_cancel, false, false));
 466
 467       mbox->children().push_back(Element(*search_text_, true, true));
 468       mbox->children().push_back(Element(*button_regexp_, false, false));
 469       mbox->children().push_back(Element(*sep, false, false));
 470       mbox->children().push_back(Element(*bbox, false, false));
 471
 472       // packing dialog to main window
 473       dialog_ = mbox;
 474       mainAppWin->add_action(*dialog_, N_(" Insert Citation: Enter keyword(s) or regular expression "));
 475
 476       initWidgets();
 477
 478       // setting focus
 479       GTK_WIDGET_SET_FLAGS (GTK_WIDGET(search_text_->get_entry()->gtkobj()), GTK_CAN_DEFAULT);
 480       gtk_widget_grab_focus (GTK_WIDGET(search_text_->get_entry()->gtkobj()));
 481       gtk_widget_grab_default (GTK_WIDGET(search_text_->get_entry()->gtkobj()));
 482
 483       // connecting signals
 484       b_ok->clicked.connect(slot(this, &FormCitation::moveFromSearchToSelect));
 485       search_text_->get_entry()->activate.connect(slot(this, &FormCitation::moveFromSearchToSelect));
 486
 487       b_cancel->clicked.connect(slot(mainAppWin, &GLyxAppWin::remove_action));
 488       dialog_->destroy.connect(slot(this, &FormCitation::free));
 489     }
 490 }
 491
 492 void FormCitation::moveFromSearchToSelect()
 493 {
 494   search_string_ = search_text_->get_entry()->get_text();
 495   use_regexp_ = button_regexp_->get_active();
 496
 497   // stores configuration and cleans all widgets
 498   storeWidgets();
 499   cleanupWidgets();
 500
 501   // moves to stage "select"
 502   mainAppWin->remove_action();
 503   showStageSelect();
 504 }
 505
 506 void FormCitation::showStageSelect()
 507 {
 508   if (!dialog_)
 509     {
 510       using namespace Gtk::Box_Helpers;
 511
 512       Gtk::Box * mbox = manage( new Gtk::VBox() );
 513       Gtk::Box * tbox = manage( new Gtk::HBox() );
 514       Gtk::ButtonBox * bbox = manage( new Gtk::HButtonBox() );
 515       Gtk::Separator * sep = manage( new Gtk::HSeparator() );
 516       Gtk::ScrolledWindow * sw = manage( new Gtk::ScrolledWindow() );
 517
 518       info_ = manage( new Gnome::Less() );
 519       paned_info_ = manage( new Gtk::HPaned() );
 520       text_after_ = manage( new Gnome::Entry() );
 521
 522       b_ok = Gtk::wrap( GTK_BUTTON( gnome_stock_button(GNOME_STOCK_BUTTON_OK) ) );
 523       b_cancel = Gtk::wrap( GTK_BUTTON( gnome_stock_button(GNOME_STOCK_BUTTON_CANCEL) ) );
 524
 525       sw->set_policy(GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 526
 527       // constructing CList
 528       vector<string> colnames;
 529       colnames.push_back("INVISIBLE");
 530       colnames.push_back(N_("Key"));
 531       colnames.push_back(N_("Author(s)"));
 532       colnames.push_back(N_("Title"));
 533       colnames.push_back(N_("Year"));
 534       colnames.push_back(N_("Journal"));
 535       clist_bib_ = manage( new Gtk::CList(colnames) );
 536
 537       bbox->set_layout(GTK_BUTTONBOX_END);
 538
 539       // set up spacing
 540       mbox->set_spacing(4);
 541       bbox->set_spacing(4);
 542       tbox->set_spacing(4);
 543
 544       // packing widgets
 545       sw->add(*clist_bib_);
 546       paned_info_->add1(*sw);
 547       paned_info_->add2(*info_);
 548
 549       bbox->children().push_back(Element(*b_ok, false, false));
 550       bbox->children().push_back(Element(*b_cancel, false, false));
 551
 552       tbox->children().push_back(Element(*manage(new Gtk::Label(N_("Text after"))), false, false));
 553       tbox->children().push_back(Element(*text_after_, true, true));
 554       tbox->children().push_back(Element(*manage(new Gtk::VSeparator()), false, false));
 555       tbox->children().push_back(Element(*bbox, false, false));
 556
 557       mbox->children().push_back(Element(*paned_info_,true,true));
 558       mbox->children().push_back(Element(*sep, false, false));
 559       mbox->children().push_back(Element(*tbox, false, false));
 560
 561       // packing dialog to main window
 562       dialog_ = mbox;
 563       mainAppWin->add_action(*dialog_, N_(" Insert Citation: Select citation "), true);
 564
 565       initWidgets();
 566
 567       // setting focus
 568       GTK_WIDGET_SET_FLAGS (GTK_WIDGET(b_ok->gtkobj()), GTK_CAN_DEFAULT);
 569       GTK_WIDGET_SET_FLAGS (GTK_WIDGET(b_cancel->gtkobj()), GTK_CAN_DEFAULT);
 570       GTK_WIDGET_SET_FLAGS (GTK_WIDGET(clist_bib_->gtkobj()), GTK_CAN_DEFAULT);
 571       gtk_widget_grab_focus (GTK_WIDGET(clist_bib_->gtkobj()));
 572       gtk_widget_grab_default (GTK_WIDGET(b_ok->gtkobj()));
 573
 574       // connecting signals
 575       b_ok->clicked.connect(slot(this, &FormCitation::applySelect));
 576       text_after_->get_entry()->activate.connect(slot(this, &FormCitation::applySelect));
 577
 578       b_cancel->clicked.connect(slot(mainAppWin, &GLyxAppWin::remove_action));
 579
 580       dialog_->destroy.connect(slot(this, &FormCitation::free));
 581
 582       clist_bib_->click_column.connect(slot(this, &FormCitation::sortBibList));
 583       clist_bib_->select_row.connect(bind(slot(this, &FormCitation::selectionToggled),
 584                                           true, false));
 585       clist_bib_->unselect_row.connect(bind(slot(this, &FormCitation::selectionToggled),
 586                                             false, false));
 587     }
 588 }
 589
 590 void FormCitation::showStageEdit()
 591 {
 592   if (!dialog_)
 593     {
 594       using namespace Gtk::Box_Helpers;
 595
 596       Gtk::Box * mbox = manage( new Gtk::VBox() );
 597       Gtk::Box * tbox = manage( new Gtk::HBox() );
 598       Gtk::Box * t2box = manage( new Gtk::HBox() );
 599       Gtk::ButtonBox * bbox = manage( new Gtk::HButtonBox() );
 600       Gtk::ButtonBox * actbbox = manage( new Gtk::VButtonBox() );
 601       Gtk::ScrolledWindow * sw = manage( new Gtk::ScrolledWindow() );
 602
 603       vector<string> colnames;
 604       colnames.push_back(" ");
 605       clist_selected_ = manage( new Gtk::CList(colnames) );
 606       clist_selected_->column_titles_hide();
 607
 608       text_after_ = manage( new Gnome::Entry() );
 609
 610       button_unselect_ = manage( new Gnome::PixButton( N_("_Remove"), GNOME_STOCK_PIXMAP_TRASH ) );
 611       button_up_ = manage( new Gnome::PixButton( N_("_Up"), GNOME_STOCK_PIXMAP_UP ) );
 612       button_down_ = manage( new Gnome::PixButton( N_("_Down"), GNOME_STOCK_PIXMAP_DOWN ) );
 613
 614       b_ok = Gtk::wrap( GTK_BUTTON( gnome_stock_button(GNOME_STOCK_BUTTON_OK) ) );
 615       b_cancel = Gtk::wrap( GTK_BUTTON( gnome_stock_button(GNOME_STOCK_BUTTON_CANCEL) ) );
 616
 617       sw->set_policy(GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 618
 619       bbox->set_layout(GTK_BUTTONBOX_END);
 620       actbbox->set_layout(GTK_BUTTONBOX_START);
 621
 622       // set up spacing
 623       mbox->set_spacing(4);
 624       bbox->set_spacing(4);
 625       actbbox->set_spacing(4);
 626       tbox->set_spacing(4);
 627       t2box->set_spacing(4);
 628
 629       // packing widgets
 630       sw->add(*clist_selected_);
 631
 632       bbox->children().push_back(Element(*b_ok, false, false));
 633       bbox->children().push_back(Element(*b_cancel, false, false));
 634
 635       actbbox->children().push_back(Element(*button_unselect_, false, false));
 636       actbbox->children().push_back(Element(*button_up_, false, false));
 637       actbbox->children().push_back(Element(*button_down_, false, false));
 638
 639       t2box->children().push_back(Element(*sw, true, true));
 640       t2box->children().push_back(Element(*actbbox, false, false));
 641
 642       tbox->children().push_back(Element(*manage(new Gtk::Label(N_("Text after"))), false, false));
 643       tbox->children().push_back(Element(*text_after_, true, true));
 644       tbox->children().push_back(Element(*manage(new Gtk::VSeparator()), false, false));
 645       tbox->children().push_back(Element(*bbox, false, false));
 646
 647       mbox->children().push_back(Element(*t2box,true,true));
 648       mbox->children().push_back(Element(*manage(new Gtk::HSeparator()), false, false));
 649       mbox->children().push_back(Element(*tbox, false, false));
 650
 651       // accelerators
 652       Gtk::AccelGroup * accel = Gtk::AccelGroup::create();
 653
 654       button_unselect_->add_accelerator("clicked", *accel, button_unselect_->get_accelkey(), 0, GTK_ACCEL_VISIBLE);
 655       button_up_->add_accelerator("clicked", *accel, button_up_->get_accelkey(), 0, GTK_ACCEL_VISIBLE);
 656       button_down_->add_accelerator("clicked", *accel, button_down_->get_accelkey(), 0, GTK_ACCEL_VISIBLE);
 657
 658       // packing dialog to main window
 659       dialog_ = mbox;
 660       mainAppWin->add_action(*dialog_, N_(" Citation: Edit "), true, accel);
 661
 662       initWidgets();
 663
 664       // setting focus
 665       GTK_WIDGET_SET_FLAGS (GTK_WIDGET(b_ok->gtkobj()), GTK_CAN_DEFAULT);
 666       GTK_WIDGET_SET_FLAGS (GTK_WIDGET(b_cancel->gtkobj()), GTK_CAN_DEFAULT);
 667       GTK_WIDGET_SET_FLAGS (GTK_WIDGET(clist_selected_->gtkobj()), GTK_CAN_DEFAULT);
 668       gtk_widget_grab_focus (GTK_WIDGET(clist_selected_->gtkobj()));
 669       gtk_widget_grab_default (GTK_WIDGET(b_ok->gtkobj()));
 670
 671       // connecting signals
 672       b_ok->clicked.connect(slot(this, &FormCitation::applyEdit));
 673       text_after_->get_entry()->activate.connect(slot(this, &FormCitation::applyEdit));
 674
 675       b_cancel->clicked.connect(slot(mainAppWin, &GLyxAppWin::remove_action));
 676
 677       dialog_->destroy.connect(slot(this, &FormCitation::free));
 678
 679       button_unselect_->clicked.connect(slot(this, &FormCitation::removeCitation));
 680       button_up_->clicked.connect(slot(this, &FormCitation::moveCitationUp));
 681       button_down_->clicked.connect(slot(this, &FormCitation::moveCitationDown));
 682
 683       clist_selected_->select_row.connect(bind(slot(this, &FormCitation::selectionToggled),
 684                                           true, true));
 685       clist_selected_->unselect_row.connect(bind(slot(this, &FormCitation::selectionToggled),
 686                                             false, true));
 687     }
 688 }
 689
 690
 691 void FormCitation::addItemToBibList(int i)
 692 {
 693   vector<string> r;
 694   string key, info;
 695   string val;
 696
 697   key = bibkeys[i];
 698   info = bibkeysInfo[i];
 699
 700   // don't change the order of these first two items:
 701   // callback functions depend on the data stored in the first column (its hided)
 702   // and in the second column (shown to user)
 703   r.push_back( tostr(i) );
 704   r.push_back( key );
 705
 706   // this can be changed (configured by user?)
 707   parseBibTeX( info, "author", val);  r.push_back(val);
 708   parseBibTeX( info, "title", val);  r.push_back(val);
 709   parseBibTeX( info, "year", val);  r.push_back(val);
 710   parseBibTeX( info, "journal", val);  r.push_back(val);
 711
 712   clist_bib_->rows().push_back(r);
 713 }
 714
 715
 716 void FormCitation::updateButtons()
 717 {
 718   if (button_unselect_ != NULL) // => button_up_ and button_down_ are != NULL
 719     {
 720       bool sens;
 721
 722       sens = (clist_selected_->selection().size()>0);
 723       button_unselect_->set_sensitive(sens);
 724       button_up_->set_sensitive(sens &&
 725                                 clist_selected_->selection()[0].get_row_num()>0);
 726       button_down_->set_sensitive(sens &&
 727                                   clist_selected_->selection()[0].get_row_num() <
 728                                   clist_selected_->rows().size()-1);
 729     }
 730 }
 731
 732 void FormCitation::selectionToggled(gint            row,
 733                                     gint            ,//column,
 734                                     GdkEvent        * ,//event,
 735                                     bool selected,
 736                                     bool citeselected)
 737 {
 738   if (!citeselected)
 739     {
 740       if (selected)
 741         {
 742           bool keyfound = false;
 743           string info;
 744
 745           // the first column in clist_bib_ contains the index
 746           keyfound = true;
 747           info = bibkeysInfo[ strToInt(clist_bib_->cell(row,0).get_text()) ];
 748
 749           if (keyfound)
 750             info_->show_string(info);
 751           else
 752             info_->show_string(N_("--- No such key in the database ---"));
 753         }
 754       else
 755         {
 756           info_->show_string("");
 757         }
 758     }
 759
 760   updateButtons();
 761 }
 762
 763 void FormCitation::removeCitation()
 764 {
 765   clist_selected_->rows().remove(clist_selected_->selection()[0]);
 766   updateButtons();
 767 }
 768
 769 void FormCitation::moveCitationUp()
 770 {
 771   int i = clist_selected_->selection()[0].get_row_num();
 772   clist_selected_->swap_rows( i-1, i );
 773   clist_selected_->row(i-1).select();
 774   updateButtons();
 775 }
 776
 777 void FormCitation::moveCitationDown()
 778 {
 779   int i = clist_selected_->selection()[0].get_row_num();
 780   clist_selected_->swap_rows( i+1, i );
 781   clist_selected_->row(i+1).select();
 782   updateButtons();
 783 }
 784
 785 void FormCitation::hide()
 786 {
 787   if (dialog_!=NULL) mainAppWin->remove_action();
 788 }
 789
 790 void FormCitation::free()
 791 {
 792   if (dialog_!=NULL)
 793     {
 794       // cleaning up
 795       cleanupWidgets();
 796       u_.disconnect();
 797       h_.disconnect();
 798       inset_ = 0;
 799       ih_.disconnect();
 800     }
 801 }
 802
 803 void FormCitation::applySelect()
 804 {
 805   if( lv_->buffer()->isReadonly() ) return;
 806
 807   string contents;
 808   int sz;
 809
 810   contents = frontStrip( strip(params.getContents()) );
 811   if (!contents.empty()) contents += ", ";
 812
 813   sz = clist_bib_->selection().size();
 814   for (int i=0; i < sz; ++i)
 815     {
 816       if (i > 0) contents += ", ";
 817       contents += clist_bib_->selection()[i][1].get_text();
 818     }
 819
 820   params.setContents( contents );
 821   params.setOptions( text_after_->get_entry()->get_text() );
 822
 823   if( inset_ != 0 )
 824     {
 825       // Only update if contents have changed
 826       if( params != inset_->params() )
 827         {
 828           inset_->setParams( params );
 829           lv_->view()->updateInset( inset_, true );
 830         }
 831     }
 832   else
 833     {
 834       lv_->getLyXFunc()->Dispatch( LFUN_CITATION_INSERT,
 835                                    params.getAsString() );
 836     }
 837
 838   // close dialog
 839   storeWidgets();
 840   hide();
 841 }
 842
 843 void FormCitation::applyEdit()
 844 {
 845   if( lv_->buffer()->isReadonly() ) return;
 846
 847   string contents;
 848   int const sz = clist_selected_->rows().size();
 849   for( int i = 0; i < sz; ++i )
 850     {
 851       if (i > 0) contents += ", ";
 852       contents += clist_selected_->cell(i, 0).get_text();
 853     }
 854
 855   params.setContents( contents );
 856   params.setOptions( text_after_->get_entry()->get_text() );
 857
 858   if( inset_ != 0 )
 859     {
 860       // Only update if contents have changed
 861       if( params != inset_->params() )
 862         {
 863           inset_->setParams( params );
 864           lv_->view()->updateInset( inset_, true );
 865         }
 866     }
 867   else
 868     {
 869       lv_->getLyXFunc()->Dispatch( LFUN_CITATION_INSERT,
 870                                    params.getAsString() );
 871     }
 872
 873   // close dialog
 874   storeWidgets();
 875   hide();
 876 }
 877
 878 void FormCitation::sortBibList(gint col)
 879 {
 880   clist_bib_->set_sort_column(col);
 881   clist_bib_->sort();
 882 }
 883
 884 void FormCitation::search()
 885 {
 886   if (use_regexp_) searchReg();
 887   else searchSimple();
 888 }
 889
 890 // looking for entries which match regexp
 891 void FormCitation::searchReg()
 892 {
 893   string tmp, rexptxt( search_string_ );
 894   rexptxt = frontStrip( strip( rexptxt ) );
 895
 896   LRegex reg(rexptxt);
 897
 898   // populating clist_bib_
 899   clist_bib_->rows().clear();
 900
 901   clist_bib_->freeze();
 902
 903   int const sz = bibkeys.size();
 904   bool additem;
 905   for ( int i = 0; i < sz; ++i )
 906     {
 907       string data = bibkeys[i] + bibkeysInfo[i];
 908
 909       if (rexptxt.empty()) additem = true;
 910       else additem = (reg.exec(data).size() > 0);
 911
 912       if ( additem ) addItemToBibList(i);
 913     }
 914
 915   clist_bib_->sort();
 916   clist_bib_->thaw();
 917 }
 918
 919 // looking for entries which contain all the words specified in search_text entry
 920 void FormCitation::searchSimple()
 921 {
 922   vector<string> searchwords;
 923   string tmp, stext( search_string_ );
 924   stext = frontStrip( strip( stext ) );
 925   stext = frontStrip( split(stext, tmp, ' ') );
 926   while( !tmp.empty() )
 927     {
 928       searchwords.push_back(tmp);
 929       stext = frontStrip( split(stext, tmp, ' ') );
 930     }
 931
 932   // populating clist_bib_
 933   clist_bib_->rows().clear();
 934
 935   clist_bib_->freeze();
 936
 937   int const sz = bibkeys.size();
 938   bool additem;
 939   for ( int i = 0; i < sz; ++i )
 940     {
 941       string data = bibkeys[i] + bibkeysInfo[i];
 942
 943       additem = true;
 944
 945       int j, szs;
 946       for (j = 0, szs = searchwords.size();
 947            additem && j < szs; ++j )
 948         if ( data.find(searchwords[j]) == string::npos )
 949           additem = false;
 950
 951       if ( additem ) addItemToBibList(i);
 952     }
 953
 954   clist_bib_->sort();
 955   clist_bib_->thaw();
 956 }