src/frontends/xforms/FormDocument.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *           Copyright 2000 The LyX Team.
   7  *
   8  *           @author Jürgen Vigna
   9  *
  10  *======================================================*/
  11
  12 #include <config.h>
  13
  14 #include FORMS_H_LOCATION
  15 #include XPM_H_LOCATION
  16
  17 #ifdef __GNUG_
  18 #pragma implementation
  19 #endif
  20
  21 #include "lyx_gui_misc.h"
  22
  23 #include "FormDocument.h"
  24 #include "form_document.h"
  25 #include "Dialogs.h"
  26 #include "layout.h"
  27 #include "combox.h"
  28 #include "tex-strings.h"
  29 #include "bufferparams.h"
  30 #include "insets/insetquotes.h"
  31 #include "vspace.h"
  32 #include "bmtable.h"
  33 #include "support/filetools.h"
  34 #include "language.h"
  35 #include "LyXView.h"
  36 #include "BufferView.h"
  37 #include "buffer.h"
  38 #include "Liason.h"
  39 #include "CutAndPaste.h"
  40 #include "bufferview_funcs.h"
  41 #include "xforms_helpers.h"
  42
  43 using Liason::setMinibuffer;
  44
  45 #define USE_CLASS_COMBO 1
  46
  47 FormDocument::FormDocument(LyXView * lv, Dialogs * d)
  48         : FormBaseBD(lv, d, _("Document Layout")), fbullet(0)
  49 {
  50     // let the popup be shown
  51     // This is a permanent connection so we won't bother
  52     // storing a copy because we won't be disconnecting.
  53     d->showLayoutDocument.connect(slot(this, &FormDocument::show));
  54 }
  55
  56
  57 void FormDocument::redraw()
  58 {
  59         if( form() && form()->visible )
  60                 fl_redraw_form( form() );
  61         else
  62                 return;
  63
  64         FL_FORM * outer_form = fl_get_active_folder(dialog_->tabbed_folder);
  65         if (outer_form && outer_form->visible)
  66                 fl_redraw_form( outer_form );
  67 }
  68
  69
  70 FL_FORM * FormDocument::form() const
  71 {
  72     if (dialog_.get()) return dialog_->form;
  73     return 0;
  74 }
  75
  76
  77 void FormDocument::build()
  78 {
  79     int n;
  80
  81     // the tabbed folder
  82     dialog_.reset(build_tabbed_document());
  83
  84     // Manage the restore, ok, apply, restore and cancel/close buttons
  85     bc().setOK(dialog_->button_ok);
  86     bc().setApply(dialog_->button_apply);
  87     bc().setCancel(dialog_->button_cancel);
  88     bc().setUndoAll(dialog_->button_restore);
  89     bc().refresh();
  90
  91     // Workaround dumb xforms sizing bug
  92     minw_ = form()->w;
  93     minh_ = form()->h;
  94
  95     // the document paper form
  96     paper_.reset(build_doc_paper());
  97     fl_addto_choice(paper_->choice_papersize2,
  98                     _(" Default | Custom | USletter | USlegal "
  99                       "| USexecutive | A3 | A4 | A5 | B3 | B4 | B5 "));
 100     fl_addto_choice(paper_->choice_paperpackage,
 101                     _(" None "
 102                       "| A4 small Margins (only portrait) "
 103                       "| A4 very small Margins (only portrait) "
 104                       "| A4 very wide margins (only portrait) "));
 105     fl_set_input_return(paper_->input_custom_width, FL_RETURN_CHANGED);
 106     fl_set_input_return(paper_->input_custom_height, FL_RETURN_CHANGED);
 107     fl_set_input_return(paper_->input_top_margin, FL_RETURN_CHANGED);
 108     fl_set_input_return(paper_->input_bottom_margin, FL_RETURN_CHANGED);
 109     fl_set_input_return(paper_->input_left_margin, FL_RETURN_CHANGED);
 110     fl_set_input_return(paper_->input_right_margin, FL_RETURN_CHANGED);
 111     fl_set_input_return(paper_->input_head_height, FL_RETURN_CHANGED);
 112     fl_set_input_return(paper_->input_head_sep, FL_RETURN_CHANGED);
 113     fl_set_input_return(paper_->input_foot_skip, FL_RETURN_CHANGED);
 114
 115     bc().addReadOnly (paper_->choice_paperpackage);
 116     bc().addReadOnly (paper_->greoup_radio_orientation);
 117     bc().addReadOnly (paper_->radio_portrait);
 118     bc().addReadOnly (paper_->radio_landscape);
 119     bc().addReadOnly (paper_->choice_papersize2);
 120     bc().addReadOnly (paper_->push_use_geometry);
 121     bc().addReadOnly (paper_->input_custom_width);
 122     bc().addReadOnly (paper_->input_custom_height);
 123     bc().addReadOnly (paper_->input_top_margin);
 124     bc().addReadOnly (paper_->input_bottom_margin);
 125     bc().addReadOnly (paper_->input_left_margin);
 126     bc().addReadOnly (paper_->input_right_margin);
 127     bc().addReadOnly (paper_->input_head_height);
 128     bc().addReadOnly (paper_->input_head_sep);
 129     bc().addReadOnly (paper_->input_foot_skip);
 130
 131     // the document class form
 132     class_.reset(build_doc_class());
 133
 134     FL_OBJECT * obj;
 135 #ifdef USE_CLASS_COMBO
 136     // The language is a combo-box and has to be inserted manually
 137     obj = class_->choice_doc_class;
 138     fl_deactivate_object(obj);
 139     fl_addto_form(class_->form);
 140     combo_doc_class.reset(new Combox(FL_COMBOX_DROPLIST));
 141     combo_doc_class->add(obj->x, obj->y, obj->w, obj->h, 400,
 142                          dialog_->tabbed_folder);
 143     combo_doc_class->shortcut("#C",1);
 144     combo_doc_class->setcallback(ComboInputCB, this);
 145     fl_end_form();
 146     for (LyXTextClassList::const_iterator cit = textclasslist.begin();
 147          cit != textclasslist.end(); ++cit)
 148     {
 149         combo_doc_class->addto((*cit).description());
 150     }
 151 #else
 152     fl_clear_choice(class_->choice_doc_class);
 153     for (LyXTextClassList::const_iterator cit = textclasslist.begin();
 154          cit != textclasslist.end(); ++cit)
 155     {
 156         fl_addto_choice(class_->choice_doc_class,(*cit).description().c_str());
 157     }
 158 #endif
 159     fl_addto_choice(class_->choice_doc_spacing,
 160                     _(" Single | OneHalf | Double | Other "));
 161     fl_addto_choice(class_->choice_doc_fontsize, "default|10|11|12");
 162    for (n=0; tex_fonts[n][0]; ++n) {
 163         fl_addto_choice(class_->choice_doc_fonts,tex_fonts[n]);
 164     }
 165     fl_addto_choice(class_->choice_doc_pagestyle,
 166                     "default|empty|plain|headings|fancy");
 167     fl_addto_choice(class_->choice_doc_skip,
 168                     _(" Smallskip | Medskip | Bigskip | Length "));
 169     fl_set_input_return(class_->input_doc_extra, FL_RETURN_CHANGED);
 170     fl_set_input_return(class_->input_doc_skip, FL_RETURN_CHANGED);
 171     fl_set_input_return(class_->input_doc_spacing, FL_RETURN_CHANGED);
 172
 173     bc().addReadOnly (class_->radio_doc_indent);
 174     bc().addReadOnly (class_->radio_doc_skip);
 175 #ifndef USE_CLASS_COMBO
 176     bc().addReadOnly (class_->choice_doc_class);
 177 #endif
 178     bc().addReadOnly (class_->choice_doc_pagestyle);
 179     bc().addReadOnly (class_->choice_doc_fonts);
 180     bc().addReadOnly (class_->choice_doc_fontsize);
 181     bc().addReadOnly (class_->radio_doc_sides_one);
 182     bc().addReadOnly (class_->radio_doc_sides_two);
 183     bc().addReadOnly (class_->radio_doc_columns_one);
 184     bc().addReadOnly (class_->radio_doc_columns_two);
 185     bc().addReadOnly (class_->input_doc_extra);
 186     bc().addReadOnly (class_->input_doc_skip);
 187     bc().addReadOnly (class_->choice_doc_skip);
 188     bc().addReadOnly (class_->choice_doc_spacing);
 189     bc().addReadOnly (class_->input_doc_spacing);
 190
 191     // the document language form
 192     language_.reset(build_doc_language());
 193     fl_addto_choice(language_->choice_inputenc,
 194                     "default|auto|latin1|latin2|latin5"
 195                     "|koi8-r|koi8-u|cp866|cp1251|iso88595");
 196
 197     // The language is a combo-box and has to be inserted manually
 198     obj = language_->choice_language;
 199     fl_deactivate_object(obj);
 200     fl_addto_form(language_->form);
 201     combo_language.reset(new Combox(FL_COMBOX_DROPLIST));
 202     combo_language->add(obj->x, obj->y, obj->w, obj->h, 400,
 203                         dialog_->tabbed_folder);
 204     combo_language->shortcut("#L",1);
 205     combo_language->setcallback(ComboInputCB, this);
 206     fl_end_form();
 207
 208     for (Languages::const_iterator cit = languages.begin();
 209         cit != languages.end(); ++cit) {
 210         combo_language->addto((*cit).second.lang());
 211     }
 212
 213     fl_addto_choice(language_->choice_quotes_language,
 214                     _(" ``text'' | ''text'' | ,,text`` | ,,text'' |"
 215                       " «text» | »text« "));
 216
 217     bc().addReadOnly (language_->choice_inputenc);
 218
 219     // the document options form
 220     options_.reset(build_doc_options());
 221     fl_set_input_return(options_->input_float_placement, FL_RETURN_CHANGED);
 222     fl_set_counter_bounds(options_->slider_secnumdepth,-2,5);
 223     fl_set_counter_bounds(options_->slider_tocdepth,-1,5);
 224     fl_set_counter_step(options_->slider_secnumdepth,1,1);
 225     fl_set_counter_step(options_->slider_tocdepth,1,1);
 226     fl_set_counter_precision(options_->slider_secnumdepth, 0);
 227     fl_set_counter_precision(options_->slider_tocdepth, 0);
 228     for (n=0; tex_graphics[n][0]; ++n) {
 229         fl_addto_choice(options_->choice_postscript_driver, tex_graphics[n]);
 230     }
 231
 232     bc().addReadOnly (options_->slider_secnumdepth);
 233     bc().addReadOnly (options_->slider_tocdepth);
 234     bc().addReadOnly (options_->check_use_amsmath);
 235     bc().addReadOnly (options_->input_float_placement);
 236     bc().addReadOnly (options_->choice_postscript_driver);
 237
 238     // the document bullets form
 239     bullets_.reset(build_doc_bullet());
 240     fl_addto_choice(bullets_->choice_bullet_size,
 241                     _(" default | tiny | script | footnote | small |"
 242                       " normal | large | Large | LARGE | huge | Huge"));
 243     fl_set_choice(bullets_->choice_bullet_size, 1);
 244     fl_set_input_return(bullets_->input_bullet_latex, FL_RETURN_CHANGED);
 245     fl_set_input_maxchars(bullets_->input_bullet_latex, 80);
 246
 247     bc().addReadOnly (bullets_->bmtable_bullet_panel);
 248     bc().addReadOnly (bullets_->choice_bullet_size);
 249     bc().addReadOnly (bullets_->input_bullet_latex);
 250
 251     fl_addto_tabfolder(dialog_->tabbed_folder,_("Document"),
 252                        class_->form);
 253     fl_addto_tabfolder(dialog_->tabbed_folder,_("Paper"),
 254                        paper_->form);
 255     fl_addto_tabfolder(dialog_->tabbed_folder,_("Language"),
 256                        language_->form);
 257     fl_addto_tabfolder(dialog_->tabbed_folder,_("Extra"),
 258                        options_->form);
 259     fbullet = fl_addto_tabfolder(dialog_->tabbed_folder,_("Bullets"),
 260                                  bullets_->form);
 261     if ((XpmVersion < 4) || (XpmVersion == 4 && XpmRevision < 7)) {
 262             lyxerr << _("Your version of libXpm is older than 4.7.\n"
 263                         "The `bullet' tab of the document popup "
 264                         "has been disabled") << '\n';
 265         fl_deactivate_object(fbullet);
 266         fl_set_object_lcol(fbullet, FL_INACTIVE);
 267     }
 268 }
 269
 270
 271 void FormDocument::apply()
 272 {
 273     if (!lv_->view()->available() || !dialog_.get())
 274         return;
 275
 276     bool redo = class_apply();
 277     paper_apply();
 278     redo = language_apply() || redo;
 279     redo = options_apply() || redo;
 280     bullets_apply();
 281
 282     if (redo) {
 283             lv_->view()->redoCurrentBuffer();
 284     }
 285     lv_->buffer()->markDirty();
 286     setMinibuffer(lv_, _("Document layout set"));
 287 }
 288
 289
 290 void FormDocument::cancel()
 291 {
 292     // this avoids confusion when reopening
 293     BufferParams & param = lv_->buffer()->params;
 294     param.temp_bullets[0] = param.user_defined_bullets[0];
 295     param.temp_bullets[1] = param.user_defined_bullets[1];
 296     param.temp_bullets[2] = param.user_defined_bullets[2];
 297     param.temp_bullets[3] = param.user_defined_bullets[3];
 298     hide();
 299 }
 300
 301
 302 void FormDocument::update()
 303 {
 304     if (!dialog_.get())
 305         return;
 306
 307     checkReadOnly();
 308
 309     BufferParams const & params = lv_->buffer()->params;
 310
 311     class_update(params);
 312     paper_update(params);
 313     language_update(params);
 314     options_update(params);
 315     bullets_update(params);
 316 }
 317
 318
 319 bool FormDocument::input( FL_OBJECT * ob, long data )
 320 {
 321         State cb = static_cast<State>( data );
 322
 323         switch (cb) {
 324         case CHECKCHOICECLASS:
 325                 CheckChoiceClass(ob, 0);
 326                 break;
 327         case CHOICEBULLETSIZE:
 328                 ChoiceBulletSize(ob, 0);
 329                 break;
 330         case INPUTBULLETLATEX:
 331                 InputBulletLaTeX(ob, 0);
 332                 break;
 333         case BULLETDEPTH1:
 334         case BULLETDEPTH2:
 335         case BULLETDEPTH3:
 336         case BULLETDEPTH4:
 337                 BulletDepth(ob, cb);
 338                 break;
 339         case BULLETPANEL1:
 340         case BULLETPANEL2:
 341         case BULLETPANEL3:
 342         case BULLETPANEL4:
 343         case BULLETPANEL5:
 344         case BULLETPANEL6:
 345                 BulletPanel(ob, cb);
 346                 break;
 347         case BULLETBMTABLE:
 348                 BulletBMTable(ob, 0);
 349                 break;
 350         default:
 351                 break;
 352         }
 353
 354         switch (data) {
 355         case INPUT:
 356         case CHECKCHOICECLASS:
 357         case CHOICEBULLETSIZE:
 358         case INPUTBULLETLATEX:
 359         case BULLETBMTABLE:
 360                 return CheckDocumentInput(ob, 0);
 361         default:
 362                 break;
 363         }
 364
 365         return true;
 366 }
 367
 368
 369 void FormDocument::ComboInputCB(int, void * v, Combox * combox)
 370 {
 371     FormDocument * pre = static_cast<FormDocument*>(v);
 372     if (combox == pre->combo_doc_class.get())
 373         pre->CheckChoiceClass(0, 0);
 374     pre->bc().valid(pre->CheckDocumentInput(0,0));
 375 }
 376
 377
 378 bool FormDocument::class_apply()
 379 {
 380         bool redo = false;
 381         BufferParams &params = lv_->buffer()->params;
 382
 383         // If default skip is a "Length" but there's no text in the
 384         // input field, reset the kind to "Medskip", which is the default.
 385         if ((fl_get_choice (class_->choice_doc_skip) == 4) &&
 386             !*(fl_get_input (class_->input_doc_skip))) {
 387                 fl_set_choice (class_->choice_doc_skip, 2);
 388         }
 389         params.fonts = fl_get_choice_text(class_->choice_doc_fonts);
 390         params.fontsize = fl_get_choice_text(class_->choice_doc_fontsize);
 391         params.pagestyle = fl_get_choice_text(class_->choice_doc_pagestyle);
 392
 393 #ifdef USE_CLASS_COMBO
 394         unsigned int const new_class = combo_doc_class->get() - 1;
 395 #else
 396         unsigned int const new_class = fl_get_choice(class_->choice_doc_class) - 1;
 397 #endif
 398
 399         if (params.textclass != new_class) {
 400                 // try to load new_class
 401                 if (textclasslist.Load(new_class)) {
 402                         // successfully loaded
 403                         redo = true;
 404                         setMinibuffer(lv_, _("Converting document to new document class..."));
 405                         CutAndPaste cap;
 406                         int ret = cap.SwitchLayoutsBetweenClasses(
 407                             params.textclass, new_class,
 408                             lv_->buffer()->paragraph);
 409                         if (ret) {
 410                                 string s;
 411                                 if (ret==1) {
 412                                         s = _("One paragraph couldn't be converted");
 413                                 } else {
 414                                         s += tostr(ret);
 415                                         s += _(" paragraphs couldn't be converted");
 416                                 }
 417                                 WriteAlert(_("Conversion Errors!"),s,
 418                                            _("into chosen document class"));
 419                         }
 420
 421                         params.textclass = new_class;
 422                 } else {
 423                         // problem changing class -- warn user and retain old style
 424                         WriteAlert(_("Conversion Errors!"),
 425                                    _("Errors loading new document class."),
 426                                    _("Reverting to original document class."));
 427 #ifdef USE_CLASS_COMBO
 428                         combo_doc_class->select(int(params.textclass) + 1);
 429 #else
 430                         fl_set_choice(class_->choice_doc_class,
 431                                       params.textclass + 1);
 432 #endif
 433                 }
 434         }
 435         BufferParams::PARSEP tmpsep = params.paragraph_separation;
 436         if (fl_get_button(class_->radio_doc_indent))
 437                 params.paragraph_separation = BufferParams::PARSEP_INDENT;
 438         else
 439                 params.paragraph_separation = BufferParams::PARSEP_SKIP;
 440         if (tmpsep != params.paragraph_separation)
 441                 redo = true;
 442
 443         VSpace tmpdefskip = params.getDefSkip();
 444         switch (fl_get_choice (class_->choice_doc_skip)) {
 445         case 1:
 446                 params.setDefSkip(VSpace(VSpace::SMALLSKIP));
 447                 break;
 448         case 2:
 449                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 450                 break;
 451     case 3:
 452             params.setDefSkip(VSpace(VSpace::BIGSKIP));
 453             break;
 454         case 4:
 455                 params.setDefSkip
 456                         (VSpace(LyXGlueLength(fl_get_input(class_->input_doc_skip))));
 457                 break;
 458                 // DocumentDefskipCB assures that this never happens
 459         default:
 460                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 461                 break;
 462         }
 463         if (!(tmpdefskip == params.getDefSkip()))
 464                 redo = true;
 465
 466         if (fl_get_button(class_->radio_doc_columns_two))
 467                 params.columns = 2;
 468         else
 469                 params.columns = 1;
 470         if (fl_get_button(class_->radio_doc_sides_two))
 471                 params.sides = LyXTextClass::TwoSides;
 472         else
 473                 params.sides = LyXTextClass::OneSide;
 474
 475         Spacing tmpSpacing = params.spacing;
 476         switch (fl_get_choice(class_->choice_doc_spacing)) {
 477         case 1:
 478                 lyxerr[Debug::INFO] << "Spacing: SINGLE\n";
 479                 params.spacing.set(Spacing::Single);
 480                 break;
 481         case 2:
 482                 lyxerr[Debug::INFO] << "Spacing: ONEHALF\n";
 483                 params.spacing.set(Spacing::Onehalf);
 484                 break;
 485         case 3:
 486                 lyxerr[Debug::INFO] << "Spacing: DOUBLE\n";
 487                 params.spacing.set(Spacing::Double);
 488                 break;
 489         case 4:
 490                 lyxerr[Debug::INFO] << "Spacing: OTHER\n";
 491                 params.spacing.set(Spacing::Other,
 492                                    fl_get_input(class_->input_doc_spacing));
 493                 break;
 494         }
 495         if (tmpSpacing != params.spacing)
 496                 redo = true;
 497
 498         params.options = fl_get_input(class_->input_doc_extra);
 499
 500         return redo;
 501 }
 502
 503
 504 void FormDocument::paper_apply()
 505 {
 506     BufferParams & params = lv_->buffer()->params;
 507
 508     params.papersize2 =
 509             static_cast<char>(fl_get_choice(paper_->choice_papersize2)-1);
 510     params.paperpackage =
 511             static_cast<char>(fl_get_choice(paper_->choice_paperpackage)-1);
 512     params.use_geometry = fl_get_button(paper_->push_use_geometry);
 513     if (fl_get_button(paper_->radio_landscape))
 514         params.orientation = BufferParams::ORIENTATION_LANDSCAPE;
 515     else
 516         params.orientation = BufferParams::ORIENTATION_PORTRAIT;
 517     params.paperwidth = fl_get_input(paper_->input_custom_width);
 518     params.paperheight = fl_get_input(paper_->input_custom_height);
 519     params.leftmargin = fl_get_input(paper_->input_left_margin);
 520     params.topmargin = fl_get_input(paper_->input_top_margin);
 521     params.rightmargin = fl_get_input(paper_->input_right_margin);
 522     params.bottommargin = fl_get_input(paper_->input_bottom_margin);
 523     params.headheight = fl_get_input(paper_->input_head_height);
 524     params.headsep = fl_get_input(paper_->input_head_sep);
 525     params.footskip = fl_get_input(paper_->input_foot_skip);
 526     lv_->buffer()->setPaperStuff();
 527 }
 528
 529
 530 bool FormDocument::language_apply()
 531 {
 532     BufferParams & params = lv_->buffer()->params;
 533     InsetQuotes::quote_language lga = InsetQuotes::EnglishQ;
 534     bool redo = false;
 535
 536     switch (fl_get_choice(language_->choice_quotes_language) - 1) {
 537     case 0:
 538         lga = InsetQuotes::EnglishQ;
 539         break;
 540     case 1:
 541         lga = InsetQuotes::SwedishQ;
 542         break;
 543     case 2:
 544         lga = InsetQuotes::GermanQ;
 545         break;
 546     case 3:
 547         lga = InsetQuotes::PolishQ;
 548                 break;
 549     case 4:
 550         lga = InsetQuotes::FrenchQ;
 551         break;
 552     case 5:
 553         lga = InsetQuotes::DanishQ;
 554         break;
 555     }
 556     params.quotes_language = lga;
 557     if (fl_get_button(language_->radio_single))
 558         params.quotes_times = InsetQuotes::SingleQ;
 559     else
 560         params.quotes_times = InsetQuotes::DoubleQ;
 561
 562     Language const * old_language = params.language;
 563     Language const * new_language =
 564             languages.getLanguage(combo_language->getline());
 565     if (!new_language)
 566         new_language = default_language;
 567
 568     if (old_language != new_language
 569         && old_language->RightToLeft() == new_language->RightToLeft()
 570         && !lv_->buffer()->isMultiLingual())
 571         lv_->buffer()->ChangeLanguage(old_language, new_language);
 572     if (old_language != new_language) {
 573         redo = true;
 574     }
 575     params.language = new_language;
 576     params.inputenc = fl_get_choice_text(language_->choice_inputenc);
 577
 578     return redo;
 579 }
 580
 581
 582 bool FormDocument::options_apply()
 583 {
 584     BufferParams & params = lv_->buffer()->params;
 585     bool redo = false;
 586
 587     params.graphicsDriver =
 588         fl_get_choice_text(options_->choice_postscript_driver);
 589     params.use_amsmath = fl_get_button(options_->check_use_amsmath);
 590
 591     int tmpchar = int(fl_get_counter_value(options_->slider_secnumdepth));
 592     if (params.secnumdepth != tmpchar)
 593         redo = true;
 594     params.secnumdepth = tmpchar;
 595
 596     params.tocdepth = int(fl_get_counter_value(options_->slider_tocdepth));
 597
 598     params.float_placement =
 599         fl_get_input(options_->input_float_placement);
 600
 601     return redo;
 602 }
 603
 604
 605 void FormDocument::bullets_apply()
 606 {
 607     /* update the bullet settings */
 608     BufferParams & param = lv_->buffer()->params;
 609
 610     // a little bit of loop unrolling
 611     param.user_defined_bullets[0] = param.temp_bullets[0];
 612     param.user_defined_bullets[1] = param.temp_bullets[1];
 613     param.user_defined_bullets[2] = param.temp_bullets[2];
 614     param.user_defined_bullets[3] = param.temp_bullets[3];
 615 }
 616
 617
 618 void FormDocument::class_update(BufferParams const & params)
 619 {
 620     if (!class_.get())
 621         return;
 622
 623     LyXTextClass const & tclass = textclasslist.TextClass(params.textclass);
 624
 625 #ifdef USE_CLASS_COMBO
 626     combo_doc_class->select_text(
 627         textclasslist.DescOfClass(params.textclass));
 628 #else
 629     fl_set_choice_text(class_->choice_doc_class,
 630                        textclasslist.DescOfClass(params.textclass).c_str());
 631 #endif
 632     fl_set_choice_text(class_->choice_doc_fonts, params.fonts.c_str());
 633     fl_clear_choice(class_->choice_doc_fontsize);
 634     fl_addto_choice(class_->choice_doc_fontsize, "default");
 635     fl_addto_choice(class_->choice_doc_fontsize,
 636                     tclass.opt_fontsize().c_str());
 637     fl_set_choice(class_->choice_doc_fontsize,
 638                   tokenPos(tclass.opt_fontsize(), '|', params.fontsize)+2);
 639     fl_clear_choice(class_->choice_doc_pagestyle);
 640     fl_addto_choice(class_->choice_doc_pagestyle, "default");
 641     fl_addto_choice(class_->choice_doc_pagestyle,
 642                     tclass.opt_pagestyle().c_str());
 643     fl_set_choice(class_->choice_doc_pagestyle,
 644                   tokenPos(tclass.opt_pagestyle(), '|', params.pagestyle)+2);
 645     fl_set_button(class_->radio_doc_indent, 0);
 646     fl_set_button(class_->radio_doc_skip, 0);
 647     if (params.paragraph_separation == BufferParams::PARSEP_INDENT)
 648         fl_set_button(class_->radio_doc_indent, 1);
 649     else
 650         fl_set_button(class_->radio_doc_skip, 1);
 651     switch (params.getDefSkip().kind()) {
 652     case VSpace::SMALLSKIP:
 653         fl_set_choice (class_->choice_doc_skip, 1);
 654         break;
 655     case VSpace::MEDSKIP:
 656         fl_set_choice (class_->choice_doc_skip, 2);
 657         break;
 658     case VSpace::BIGSKIP:
 659         fl_set_choice (class_->choice_doc_skip, 3);
 660         break;
 661     case VSpace::LENGTH:
 662         fl_set_choice (class_->choice_doc_skip, 4);
 663         fl_set_input (class_->input_doc_skip,
 664                       params.getDefSkip().asLyXCommand().c_str());
 665         break;
 666     default:
 667         fl_set_choice (class_->choice_doc_skip, 2);
 668         break;
 669     }
 670     fl_set_button(class_->radio_doc_sides_one, 0);
 671     fl_set_button(class_->radio_doc_sides_two, 0);
 672     if (params.sides == LyXTextClass::TwoSides)
 673         fl_set_button(class_->radio_doc_sides_two, 1);
 674     else
 675         fl_set_button(class_->radio_doc_sides_one, 1);
 676     fl_set_button(class_->radio_doc_columns_one, 0);
 677     fl_set_button(class_->radio_doc_columns_two, 0);
 678     if (params.columns == 2)
 679         fl_set_button(class_->radio_doc_columns_two, 1);
 680     else
 681         fl_set_button(class_->radio_doc_columns_one, 1);
 682     fl_set_input(class_->input_doc_spacing, "");
 683     switch (params.spacing.getSpace()) {
 684     case Spacing::Default: // nothing bad should happen with this
 685     case Spacing::Single:
 686         // \singlespacing
 687         fl_set_choice(class_->choice_doc_spacing, 1);
 688         break;
 689     case Spacing::Onehalf:
 690         // \onehalfspacing
 691         fl_set_choice(class_->choice_doc_spacing, 2);
 692         break;
 693     case Spacing::Double:
 694         // \doublespacing
 695         fl_set_choice(class_->choice_doc_spacing, 3);
 696         break;
 697     case Spacing::Other:
 698         {
 699             fl_set_choice(class_->choice_doc_spacing, 4);
 700             char sval[20];
 701             sprintf(sval,"%g",params.spacing.getValue());
 702             fl_set_input(class_->input_doc_spacing, sval);
 703             break;
 704         }
 705     }
 706     if (!params.options.empty())
 707         fl_set_input(class_->input_doc_extra, params.options.c_str());
 708     else
 709         fl_set_input(class_->input_doc_extra, "");
 710 }
 711
 712
 713 void FormDocument::language_update(BufferParams const & params)
 714 {
 715     if (!language_.get())
 716         return;
 717
 718     combo_language->select_text(params.language->lang());
 719     fl_set_choice_text(language_->choice_inputenc, params.inputenc.c_str());
 720     fl_set_choice(language_->choice_quotes_language, params.quotes_language + 1);
 721     fl_set_button(language_->radio_single, 0);
 722     fl_set_button(language_->radio_double, 0);
 723     if (params.quotes_times == InsetQuotes::SingleQ)
 724         fl_set_button(language_->radio_single, 1);
 725     else
 726         fl_set_button(language_->radio_double, 1);
 727 }
 728
 729
 730 void FormDocument::options_update(BufferParams const & params)
 731 {
 732     if (!options_.get())
 733         return;
 734
 735     fl_set_choice_text(options_->choice_postscript_driver,
 736                        params.graphicsDriver.c_str());
 737     fl_set_button(options_->check_use_amsmath, params.use_amsmath);
 738     fl_set_counter_value(options_->slider_secnumdepth, params.secnumdepth);
 739     fl_set_counter_value(options_->slider_tocdepth, params.tocdepth);
 740     if (!params.float_placement.empty())
 741         fl_set_input(options_->input_float_placement,
 742                      params.float_placement.c_str());
 743     else
 744         fl_set_input(options_->input_float_placement, "");
 745 }
 746
 747
 748 void FormDocument::paper_update(BufferParams const & params)
 749 {
 750     if (!paper_.get())
 751         return;
 752
 753     fl_set_choice(paper_->choice_papersize2, params.papersize2 + 1);
 754     fl_set_choice(paper_->choice_paperpackage, params.paperpackage + 1);
 755     fl_set_button(paper_->push_use_geometry, params.use_geometry);
 756     fl_set_button(paper_->radio_portrait, 0);
 757     fl_set_button(paper_->radio_landscape, 0);
 758     if (params.orientation == BufferParams::ORIENTATION_LANDSCAPE)
 759         fl_set_button(paper_->radio_landscape, 1);
 760     else
 761         fl_set_button(paper_->radio_portrait, 1);
 762     fl_set_input(paper_->input_custom_width, params.paperwidth.c_str());
 763     fl_set_input(paper_->input_custom_height, params.paperheight.c_str());
 764     fl_set_input(paper_->input_left_margin, params.leftmargin.c_str());
 765     fl_set_input(paper_->input_top_margin, params.topmargin.c_str());
 766     fl_set_input(paper_->input_right_margin, params.rightmargin.c_str());
 767     fl_set_input(paper_->input_bottom_margin, params.bottommargin.c_str());
 768     fl_set_input(paper_->input_head_height, params.headheight.c_str());
 769     fl_set_input(paper_->input_head_sep, params.headsep.c_str());
 770     fl_set_input(paper_->input_foot_skip, params.footskip.c_str());
 771     fl_set_focus_object(paper_->form, paper_->choice_papersize2);
 772 }
 773
 774
 775 void FormDocument::bullets_update(BufferParams const & params)
 776 {
 777     if (!bullets_.get() || ((XpmVersion<4) || (XpmVersion==4 && XpmRevision<7)))
 778         return;
 779
 780     bool const isLinuxDoc = lv_->buffer()->isLinuxDoc();
 781     setEnabled(fbullet, !isLinuxDoc);
 782
 783     if (isLinuxDoc) return;
 784
 785     fl_set_button(bullets_->radio_bullet_depth_1, 1);
 786     fl_set_input(bullets_->input_bullet_latex,
 787                  params.user_defined_bullets[0].getText().c_str());
 788     fl_set_choice(bullets_->choice_bullet_size,
 789                   params.user_defined_bullets[0].getSize() + 2);
 790 }
 791
 792
 793 void FormDocument::checkReadOnly()
 794 {
 795     if (bc().readOnly(lv_->buffer()->isReadonly())) {
 796         combo_doc_class->deactivate();
 797         combo_language->deactivate();
 798         fl_set_object_label(dialog_->text_warning,
 799                             _("Document is read-only."
 800                               " No changes to layout permitted."));
 801         fl_show_object(dialog_->text_warning);
 802     } else {
 803         combo_doc_class->activate();
 804         combo_language->activate();
 805         fl_hide_object(dialog_->text_warning);
 806     }
 807 }
 808
 809
 810 void FormDocument::checkMarginValues()
 811 {
 812         bool const not_empty =
 813                 strlen(fl_get_input(paper_->input_top_margin)) ||
 814                 strlen(fl_get_input(paper_->input_bottom_margin)) ||
 815                 strlen(fl_get_input(paper_->input_left_margin)) ||
 816                 strlen(fl_get_input(paper_->input_right_margin)) ||
 817                 strlen(fl_get_input(paper_->input_head_height)) ||
 818                 strlen(fl_get_input(paper_->input_head_sep)) ||
 819                 strlen(fl_get_input(paper_->input_foot_skip)) ||
 820                 strlen(fl_get_input(paper_->input_custom_width)) ||
 821                 strlen(fl_get_input(paper_->input_custom_height));
 822         if (not_empty)
 823                 fl_set_button(paper_->push_use_geometry, 1);
 824 }
 825
 826
 827 bool FormDocument::CheckDocumentInput(FL_OBJECT * ob, long)
 828 {
 829     string str;
 830     int val;
 831     bool ok = true;
 832     char const * input;
 833
 834     checkMarginValues();
 835     if (ob == paper_->choice_papersize2) {
 836         val = fl_get_choice(paper_->choice_papersize2)-1;
 837         if (val == BufferParams::VM_PAPER_DEFAULT) {
 838             fl_set_button(paper_->push_use_geometry, 0);
 839             checkMarginValues();
 840         } else {
 841             if ((val != BufferParams::VM_PAPER_USLETTER) &&
 842                 (val != BufferParams::VM_PAPER_USLEGAL) &&
 843                 (val != BufferParams::VM_PAPER_USEXECUTIVE) &&
 844                 (val != BufferParams::VM_PAPER_A4) &&
 845                 (val != BufferParams::VM_PAPER_A5) &&
 846                 (val != BufferParams::VM_PAPER_B5)) {
 847                 fl_set_button(paper_->push_use_geometry, 1);
 848             }
 849             fl_set_choice(paper_->choice_paperpackage,
 850                           BufferParams::PACKAGE_NONE + 1);
 851         }
 852     } else if (ob == paper_->choice_paperpackage) {
 853         val = fl_get_choice(paper_->choice_paperpackage)-1;
 854         if (val != BufferParams::PACKAGE_NONE) {
 855             fl_set_choice(paper_->choice_papersize2,
 856                           BufferParams::VM_PAPER_DEFAULT + 1);
 857             fl_set_button(paper_->push_use_geometry, 0);
 858         }
 859     } else if (ob == class_->input_doc_spacing) {
 860         input = fl_get_input(class_->input_doc_spacing);
 861         if (!*input) {
 862             fl_set_choice (class_->choice_doc_spacing, 1);
 863         } else {
 864             fl_set_choice(class_->choice_doc_spacing, 4);
 865         }
 866     }
 867     // this has to be all out of if/elseif because it has to deactivate
 868     // the document buttons and so the whole stuff has to be tested again.
 869     str = fl_get_input(paper_->input_custom_width);
 870     ok = ok && (str.empty() || isValidLength(str));
 871     str = fl_get_input(paper_->input_custom_height);
 872     ok = ok && (str.empty() || isValidLength(str));
 873     str = fl_get_input(paper_->input_left_margin);
 874     ok = ok && (str.empty() || isValidLength(str));
 875     str = fl_get_input(paper_->input_right_margin);
 876     ok = ok && (str.empty() || isValidLength(str));
 877     str = fl_get_input(paper_->input_top_margin);
 878     ok = ok && (str.empty() || isValidLength(str));
 879     str = fl_get_input(paper_->input_bottom_margin);
 880     ok = ok && (str.empty() || isValidLength(str));
 881     str = fl_get_input(paper_->input_head_height);
 882     ok = ok && (str.empty() || isValidLength(str));
 883     str = fl_get_input(paper_->input_head_sep);
 884     ok = ok && (str.empty() || isValidLength(str));
 885     str = fl_get_input(paper_->input_foot_skip);
 886     ok = ok && (str.empty() || isValidLength(str));
 887     // "Synchronize" the choice and the input field, so that it
 888     // is impossible to commit senseless data.
 889     input = fl_get_input (class_->input_doc_skip);
 890     if (ob == class_->input_doc_skip) {
 891         if (!*input) {
 892             fl_set_choice (class_->choice_doc_skip, 2);
 893         } else if (isValidGlueLength (input)) {
 894             fl_set_choice (class_->choice_doc_skip, 4);
 895         } else {
 896             fl_set_choice(class_->choice_doc_skip, 4);
 897             ok = false;
 898         }
 899     } else {
 900         if (*input && !isValidGlueLength(input))
 901             ok = false;
 902     }
 903     if ((fl_get_choice(class_->choice_doc_skip) == 4) && !*input)
 904         ok = false;
 905     else if (fl_get_choice(class_->choice_doc_skip) != 4)
 906         fl_set_input (class_->input_doc_skip, "");
 907
 908     input = fl_get_input(class_->input_doc_spacing);
 909     if ((fl_get_choice(class_->choice_doc_spacing) == 4) && !*input)
 910         ok = false;
 911     else  if (fl_get_choice(class_->choice_doc_spacing) != 4)
 912         fl_set_input (class_->input_doc_spacing, "");
 913     return ok;
 914 }
 915
 916
 917 void FormDocument::ChoiceBulletSize(FL_OBJECT * ob, long /*data*/ )
 918 {
 919     BufferParams & param = lv_->buffer()->params;
 920
 921     // convert from 1-6 range to -1-4
 922     param.temp_bullets[current_bullet_depth].setSize(fl_get_choice(ob) - 2);
 923     fl_set_input(bullets_->input_bullet_latex,
 924                  param.temp_bullets[current_bullet_depth].getText().c_str());
 925 }
 926
 927
 928 void FormDocument::InputBulletLaTeX(FL_OBJECT *, long)
 929 {
 930     BufferParams & param = lv_->buffer()->params;
 931
 932     param.temp_bullets[current_bullet_depth].
 933         setText(fl_get_input(bullets_->input_bullet_latex));
 934 }
 935
 936
 937 void FormDocument::BulletDepth(FL_OBJECT * ob, State cb)
 938 {
 939     /* Should I do the following:                                 */
 940     /*  1. change to the panel that the current bullet belongs in */
 941     /*  2. show that bullet as selected                           */
 942     /*  3. change the size setting to the size of the bullet in Q.*/
 943     /*  4. display the latex equivalent in the latex box          */
 944     /*                                                            */
 945     /* I'm inclined to just go with 3 and 4 at the moment and     */
 946     /* maybe try to support the others later                      */
 947     BufferParams & param = lv_->buffer()->params;
 948
 949     int data = 0;
 950     if (cb == BULLETDEPTH1 )
 951             data = 0;
 952     else if (cb == BULLETDEPTH2 )
 953             data = 1;
 954     else if (cb == BULLETDEPTH3 )
 955             data = 2;
 956     else if (cb == BULLETDEPTH4 )
 957             data = 3;
 958
 959     switch (fl_get_button_numb(ob)) {
 960     case 3:
 961             // right mouse button resets to default
 962         param.temp_bullets[data] = ITEMIZE_DEFAULTS[data];
 963     default:
 964         current_bullet_depth = data;
 965         fl_set_input(bullets_->input_bullet_latex,
 966                      param.temp_bullets[data].getText().c_str());
 967         fl_set_choice(bullets_->choice_bullet_size,
 968                       param.temp_bullets[data].getSize() + 2);
 969     }
 970 }
 971
 972
 973 void FormDocument::BulletPanel(FL_OBJECT * /*ob*/, State cb)
 974 {
 975     /* Here we have to change the background pixmap to that selected */
 976     /* by the user. (eg. standard.xpm, psnfss1.xpm etc...)           */
 977
 978     int data = 0;
 979     if (cb == BULLETPANEL1 )
 980             data = 0;
 981     else if (cb == BULLETPANEL2 )
 982             data = 1;
 983     else if (cb == BULLETPANEL3 )
 984             data = 2;
 985     else if (cb == BULLETPANEL4 )
 986             data = 3;
 987     else if (cb == BULLETPANEL5 )
 988             data = 4;
 989     else if (cb == BULLETPANEL6 )
 990             data = 5;
 991
 992     if (data != current_bullet_panel) {
 993         fl_freeze_form(bullets_->form);
 994         current_bullet_panel = data;
 995
 996         /* free the current pixmap */
 997         fl_free_bmtable_pixmap(bullets_->bmtable_bullet_panel);
 998         string new_panel;
 999         switch (cb) {
1000             /* display the new one */
1001         case BULLETPANEL1 :
1002             new_panel = "standard";
1003             break;
1004         case BULLETPANEL2 :
1005             new_panel = "amssymb";
1006             break;
1007         case BULLETPANEL3 :
1008             new_panel = "psnfss1";
1009             break;
1010         case BULLETPANEL4 :
1011             new_panel = "psnfss2";
1012             break;
1013         case BULLETPANEL5 :
1014             new_panel = "psnfss3";
1015             break;
1016         case BULLETPANEL6 :
1017             new_panel = "psnfss4";
1018             break;
1019         default :
1020             /* something very wrong happened */
1021             // play it safe for now but should be an exception
1022             current_bullet_panel = 0;  // standard panel
1023             new_panel = "standard";
1024             break;
1025         }
1026         new_panel += ".xpm";
1027         fl_set_bmtable_pixmap_file(bullets_->bmtable_bullet_panel, 6, 6,
1028                                    LibFileSearch("images", new_panel).c_str());
1029         fl_redraw_object(bullets_->bmtable_bullet_panel);
1030         fl_unfreeze_form(bullets_->form);
1031     }
1032 }
1033
1034
1035 void FormDocument::BulletBMTable(FL_OBJECT * ob, long /*data*/ )
1036 {
1037     /* handle the user input by setting the current bullet depth's pixmap */
1038     /* to that extracted from the current chosen position of the BMTable  */
1039     /* Don't forget to free the button's old pixmap first.                */
1040
1041     BufferParams & param = lv_->buffer()->params;
1042     int bmtable_button = fl_get_bmtable(ob);
1043
1044     /* try to keep the button held down till another is pushed */
1045     /*  fl_set_bmtable(ob, 1, bmtable_button); */
1046     param.temp_bullets[current_bullet_depth].setFont(current_bullet_panel);
1047     param.temp_bullets[current_bullet_depth].setCharacter(bmtable_button);
1048     fl_set_input(bullets_->input_bullet_latex,
1049                  param.temp_bullets[current_bullet_depth].getText().c_str());
1050 }
1051
1052
1053 void FormDocument::CheckChoiceClass(FL_OBJECT * ob, long)
1054 {
1055     if (!ob)
1056         ob = class_->choice_doc_class;
1057
1058     ProhibitInput(lv_->view());
1059
1060 #ifdef USE_CLASS_COMBO
1061     unsigned int tc = combo_doc_class->get() - 1;
1062     string tct = combo_doc_class->getline();
1063 #else
1064     int tc = fl_get_choice(ob) - 1;
1065     string tct = fl_get_choice_text(ob);
1066 #endif
1067     if (textclasslist.Load(tc)) {
1068             // we use a copy of the bufferparams because we do not
1069             // want to modify them yet.
1070             BufferParams params = lv_->buffer()->params;
1071
1072             if (params.textclass != tc
1073                 && AskQuestion(_("Should I set some parameters to"),
1074                                _("the defaults of this document class?"))) {
1075             params.textclass = tc;
1076             params.useClassDefaults();
1077             UpdateLayoutDocument(params);
1078         }
1079     } else {
1080         // unable to load new style
1081         WriteAlert(_("Conversion Errors!"),
1082                    _("Unable to switch to new document class."),
1083                    _("Reverting to original document class."));
1084 #ifdef USE_CLASS_COMBO
1085         combo_doc_class->select(int(lv_->buffer()->params.textclass) + 1);
1086 #else
1087         fl_set_choice(class_->choice_doc_class,
1088                       lv_->buffer()->params.textclass + 1);
1089 #endif
1090     }
1091     AllowInput(lv_->view());
1092 }
1093
1094
1095 void FormDocument::UpdateLayoutDocument(BufferParams const & params)
1096 {
1097     if (!dialog_.get())
1098         return;
1099
1100     checkReadOnly();
1101     class_update(params);
1102     paper_update(params);
1103     language_update(params);
1104     options_update(params);
1105     bullets_update(params);
1106 }