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