src/frontends/xforms/FormDocument.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *           Copyright 2000-2001 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 "Alert.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 "support/lstrings.h"
  35 #include "language.h"
  36 #include "LyXView.h"
  37 #include "lyxfunc.h"
  38 #include "lyxrc.h"
  39 #include "BufferView.h"
  40 #include "buffer.h"
  41 #include "Liason.h"
  42 #include "CutAndPaste.h"
  43 #include "bufferview_funcs.h"
  44 #include "xforms_helpers.h"
  45 #include "debug.h"
  46 #include "input_validators.h" // fl_unsigned_float_filter
  47 #include "helper_funcs.h"
  48 #include "lyx_main.h" // for user_lyxdir
  49
  50 using Liason::setMinibuffer;
  51 using SigC::slot;
  52
  53 FormDocument::FormDocument(LyXView * lv, Dialogs * d)
  54         : FormBaseBD(lv, d, _("Document Layout")),
  55           ActCell(0), Confirmed(0),
  56           current_bullet_panel(0), current_bullet_depth(0), fbullet(0)
  57 {
  58         // let the dialog be shown
  59         // This is a permanent connection so we won't bother
  60         // storing a copy because we won't be disconnecting.
  61         d->showDocument.connect(slot(this, &FormDocument::show));
  62 }
  63
  64
  65 void FormDocument::redraw()
  66 {
  67         if( form() && form()->visible )
  68                 fl_redraw_form( form() );
  69         else
  70                 return;
  71
  72         FL_FORM * outer_form = fl_get_active_folder(dialog_->tabbed_folder);
  73         if (outer_form && outer_form->visible)
  74                 fl_redraw_form( outer_form );
  75 }
  76
  77
  78 FL_FORM * FormDocument::form() const
  79 {
  80         if (dialog_.get()) return dialog_->form;
  81         return 0;
  82 }
  83
  84
  85 void FormDocument::build()
  86 {
  87         int n;
  88
  89         // the tabbed folder
  90         dialog_.reset(build_tabbed_document());
  91
  92         // Manage the restore, ok, apply, restore and cancel/close buttons
  93         bc().setOK(dialog_->button_ok);
  94         bc().setApply(dialog_->button_apply);
  95         bc().setCancel(dialog_->button_cancel);
  96         bc().setRestore(dialog_->button_restore);
  97         bc().addReadOnly (dialog_->button_save_defaults);
  98         bc().addReadOnly (dialog_->button_reset_defaults);
  99
 100         // the document paper form
 101         paper_.reset(build_doc_paper());
 102         fl_addto_choice(paper_->choice_papersize,
 103                         _(" Default | Custom | USletter | USlegal "
 104                           "| USexecutive | A3 | A4 | A5 | B3 | B4 | B5 "));
 105         fl_addto_choice(paper_->choice_paperpackage,
 106                         _(" None "
 107                           "| Small Margins "
 108                           "| Very small Margins "
 109                           "| Very wide Margins "));
 110
 111         fl_set_input_return(paper_->input_custom_width, FL_RETURN_CHANGED);
 112         fl_set_input_return(paper_->input_custom_height, FL_RETURN_CHANGED);
 113         fl_set_input_return(paper_->input_top_margin, FL_RETURN_CHANGED);
 114         fl_set_input_return(paper_->input_bottom_margin, FL_RETURN_CHANGED);
 115         fl_set_input_return(paper_->input_left_margin, FL_RETURN_CHANGED);
 116         fl_set_input_return(paper_->input_right_margin, FL_RETURN_CHANGED);
 117         fl_set_input_return(paper_->input_head_height, FL_RETURN_CHANGED);
 118         fl_set_input_return(paper_->input_head_sep, FL_RETURN_CHANGED);
 119         fl_set_input_return(paper_->input_foot_skip, FL_RETURN_CHANGED);
 120
 121         // Set input filters on width and height to make them accept only
 122         // unsigned numbers.
 123         fl_set_input_filter(paper_->input_custom_width,
 124                             fl_unsigned_float_filter);
 125         fl_set_input_filter(paper_->input_custom_height,
 126                             fl_unsigned_float_filter);
 127         fl_set_input_filter(paper_->input_top_margin,
 128                             fl_unsigned_float_filter);
 129         fl_set_input_filter(paper_->input_bottom_margin,
 130                             fl_unsigned_float_filter);
 131         fl_set_input_filter(paper_->input_left_margin,
 132                             fl_unsigned_float_filter);
 133         fl_set_input_filter(paper_->input_right_margin,
 134                             fl_unsigned_float_filter);
 135         fl_set_input_filter(paper_->input_head_height,
 136                             fl_unsigned_float_filter);
 137         fl_set_input_filter(paper_->input_head_sep,
 138                             fl_unsigned_float_filter);
 139         fl_set_input_filter(paper_->input_foot_skip,
 140                             fl_unsigned_float_filter);
 141
 142         // Create the contents of the unit choices
 143         // Don't include the "%" terms...
 144         std::vector<string> units_vec = getLatexUnits();
 145         for (std::vector<string>::iterator it = units_vec.begin();
 146                 it != units_vec.end(); ++it) {
 147                 if (contains(*it, "%"))
 148                         it = units_vec.erase(it, it+1) - 1;
 149         }
 150         string units = getStringFromVector(units_vec, "|");
 151
 152         fl_addto_choice(paper_->choice_custom_width_units,  units.c_str());
 153         fl_addto_choice(paper_->choice_custom_height_units, units.c_str());
 154         fl_addto_choice(paper_->choice_top_margin_units,    units.c_str());
 155         fl_addto_choice(paper_->choice_bottom_margin_units, units.c_str());
 156         fl_addto_choice(paper_->choice_left_margin_units,   units.c_str());
 157         fl_addto_choice(paper_->choice_right_margin_units,  units.c_str());
 158         fl_addto_choice(paper_->choice_head_height_units,   units.c_str());
 159         fl_addto_choice(paper_->choice_head_sep_units,      units.c_str());
 160         fl_addto_choice(paper_->choice_foot_skip_units,     units.c_str());
 161
 162         bc().addReadOnly (paper_->choice_paperpackage);
 163         bc().addReadOnly (paper_->group_radio_orientation);
 164         bc().addReadOnly (paper_->radio_portrait);
 165         bc().addReadOnly (paper_->radio_landscape);
 166         bc().addReadOnly (paper_->choice_papersize);
 167         bc().addReadOnly (paper_->check_use_geometry);
 168         bc().addReadOnly (paper_->input_custom_width);
 169         bc().addReadOnly (paper_->input_custom_height);
 170         bc().addReadOnly (paper_->input_top_margin);
 171         bc().addReadOnly (paper_->input_bottom_margin);
 172         bc().addReadOnly (paper_->input_left_margin);
 173         bc().addReadOnly (paper_->input_right_margin);
 174         bc().addReadOnly (paper_->input_head_height);
 175         bc().addReadOnly (paper_->input_head_sep);
 176         bc().addReadOnly (paper_->input_foot_skip);
 177
 178         // the document class form
 179         class_.reset(build_doc_class());
 180
 181         FL_OBJECT * obj;
 182         // The language is a combo-box and has to be inserted manually
 183         obj = class_->choice_doc_class;
 184         fl_deactivate_object(obj);
 185         fl_addto_form(class_->form);
 186         combo_doc_class.reset(new Combox(FL_COMBOX_DROPLIST));
 187         combo_doc_class->add(obj->x, obj->y, obj->w, obj->h, 400,
 188                              dialog_->tabbed_folder);
 189         combo_doc_class->shortcut("#C",1);
 190         combo_doc_class->setcallback(ComboInputCB, this);
 191         fl_end_form();
 192         for (LyXTextClassList::const_iterator cit = textclasslist.begin();
 193              cit != textclasslist.end(); ++cit) {
 194                 combo_doc_class->addto(cit->description());
 195         }
 196
 197         fl_addto_choice(class_->choice_doc_spacing,
 198                         _(" Single | OneHalf | Double | Other "));
 199         fl_addto_choice(class_->choice_doc_fontsize, "default|10|11|12");
 200         for (n=0; tex_fonts[n][0]; ++n) {
 201                 fl_addto_choice(class_->choice_doc_fonts,tex_fonts[n]);
 202         }
 203         fl_addto_choice(class_->choice_doc_pagestyle,
 204                         "default|empty|plain|headings|fancy");
 205         fl_addto_choice(class_->choice_doc_skip,
 206                         _(" Smallskip | Medskip | Bigskip | Length "));
 207         fl_addto_choice(class_->choice_default_skip_units,  units.c_str());
 208         fl_set_input_return(class_->input_doc_extra, FL_RETURN_CHANGED);
 209         fl_set_input_return(class_->input_doc_skip, FL_RETURN_CHANGED);
 210         fl_set_input_return(class_->input_doc_spacing, FL_RETURN_CHANGED);
 211
 212         // Set input filters on doc skip to make it accept only
 213         // unsigned numbers.
 214         fl_set_input_filter(class_->input_doc_skip,
 215                             fl_unsigned_float_filter);
 216
 217         bc().addReadOnly (class_->radio_doc_indent);
 218         bc().addReadOnly (class_->radio_doc_skip);
 219
 220         bc().addReadOnly (class_->choice_doc_pagestyle);
 221         bc().addReadOnly (class_->choice_doc_fonts);
 222         bc().addReadOnly (class_->choice_doc_fontsize);
 223         bc().addReadOnly (class_->radio_doc_sides_one);
 224         bc().addReadOnly (class_->radio_doc_sides_two);
 225         bc().addReadOnly (class_->radio_doc_columns_one);
 226         bc().addReadOnly (class_->radio_doc_columns_two);
 227         bc().addReadOnly (class_->input_doc_extra);
 228         bc().addReadOnly (class_->input_doc_skip);
 229         bc().addReadOnly (class_->choice_doc_skip);
 230         bc().addReadOnly (class_->choice_doc_spacing);
 231         bc().addReadOnly (class_->input_doc_spacing);
 232
 233         // the document language form
 234         language_.reset(build_doc_language());
 235         fl_addto_choice(language_->choice_inputenc,
 236                         "default|auto|latin1|latin2|latin3|latin4|latin5|latin9"
 237                         "|koi8-r|koi8-u|cp866|cp1251|iso88595");
 238
 239         // The language is a combo-box and has to be inserted manually
 240         obj = language_->choice_language;
 241         fl_deactivate_object(obj);
 242         fl_addto_form(language_->form);
 243         combo_language.reset(new Combox(FL_COMBOX_DROPLIST));
 244         combo_language->add(obj->x, obj->y, obj->w, obj->h, 400,
 245                             dialog_->tabbed_folder);
 246         combo_language->shortcut("#L",1);
 247         combo_language->setcallback(ComboInputCB, this);
 248         fl_end_form();
 249
 250         for (Languages::const_iterator cit = languages.begin();
 251              cit != languages.end(); ++cit) {
 252                 combo_language->addto(cit->second.lang());
 253         }
 254
 255         fl_addto_choice(language_->choice_quotes_language,
 256                         _(" ``text'' | ''text'' | ,,text`` | ,,text'' |"
 257                           " «text» | »text« "));
 258
 259         bc().addReadOnly (language_->choice_inputenc);
 260         bc().addReadOnly (language_->choice_quotes_language);
 261         bc().addReadOnly (language_->radio_single);
 262         bc().addReadOnly (language_->radio_double);
 263
 264         // the document options form
 265         options_.reset(build_doc_options());
 266         fl_set_input_return(options_->input_float_placement, FL_RETURN_CHANGED);
 267         fl_set_counter_bounds(options_->slider_secnumdepth,-2,5);
 268         fl_set_counter_bounds(options_->slider_tocdepth,-1,5);
 269         fl_set_counter_step(options_->slider_secnumdepth,1,1);
 270         fl_set_counter_step(options_->slider_tocdepth,1,1);
 271         fl_set_counter_precision(options_->slider_secnumdepth, 0);
 272         fl_set_counter_precision(options_->slider_tocdepth, 0);
 273         for (n=0; tex_graphics[n][0]; ++n) {
 274                 fl_addto_choice(options_->choice_postscript_driver,
 275                                 tex_graphics[n]);
 276         }
 277         fl_addto_choice(options_->choice_citation_format,
 278                         _(" Author-year | Numerical "));
 279
 280         bc_.addReadOnly (options_->slider_secnumdepth);
 281         bc_.addReadOnly (options_->slider_tocdepth);
 282         bc_.addReadOnly (options_->check_use_amsmath);
 283         bc_.addReadOnly (options_->check_use_natbib);
 284         bc_.addReadOnly (options_->choice_citation_format);
 285         bc_.addReadOnly (options_->input_float_placement);
 286         bc_.addReadOnly (options_->choice_postscript_driver);
 287
 288         // the document bullets form
 289         bullets_.reset(build_doc_bullet());
 290         fl_addto_choice(bullets_->choice_bullet_size,
 291                         _(" default | tiny | script | footnote | small |"
 292                           " normal | large | Large | LARGE | huge | Huge"));
 293         fl_set_choice(bullets_->choice_bullet_size, 1);
 294         fl_set_input_return(bullets_->input_bullet_latex, FL_RETURN_CHANGED);
 295         fl_set_input_maxchars(bullets_->input_bullet_latex, 80);
 296
 297         bc().addReadOnly (bullets_->bmtable_bullet_panel);
 298         bc().addReadOnly (bullets_->choice_bullet_size);
 299         bc().addReadOnly (bullets_->input_bullet_latex);
 300         bc().addReadOnly (bullets_->radio_bullet_depth);
 301         bc().addReadOnly (bullets_->radio_bullet_panel);
 302
 303         fl_addto_tabfolder(dialog_->tabbed_folder,_("Document"),
 304                            class_->form);
 305         fl_addto_tabfolder(dialog_->tabbed_folder,_("Paper"),
 306                            paper_->form);
 307         fl_addto_tabfolder(dialog_->tabbed_folder,_("Language"),
 308                            language_->form);
 309         fl_addto_tabfolder(dialog_->tabbed_folder,_("Extra"),
 310                            options_->form);
 311         fbullet = fl_addto_tabfolder(dialog_->tabbed_folder,_("Bullets"),
 312                                      bullets_->form);
 313         if ((XpmVersion < 4) || (XpmVersion == 4 && XpmRevision < 7)) {
 314                 lyxerr << _("Your version of libXpm is older than 4.7.\n"
 315                             "The `bullet' tab of the document dialog "
 316                             "has been disabled") << '\n';
 317                 fl_deactivate_object(fbullet);
 318                 fl_set_object_lcol(fbullet, FL_INACTIVE);
 319         }
 320 }
 321
 322
 323 void FormDocument::apply()
 324 {
 325         if (!lv_->view()->available() || !dialog_.get())
 326                 return;
 327
 328         bool redo = class_apply();
 329         paper_apply();
 330         redo = language_apply() || redo;
 331         redo = options_apply() || redo;
 332         bullets_apply();
 333
 334         if (redo) {
 335                 lv_->view()->redoCurrentBuffer();
 336         }
 337         lv_->buffer()->markDirty();
 338         setMinibuffer(lv_, _("Document layout set"));
 339 }
 340
 341
 342 void FormDocument::cancel()
 343 {
 344         // this avoids confusion when reopening
 345         BufferParams & param = lv_->buffer()->params;
 346         param.temp_bullets[0] = param.user_defined_bullets[0];
 347         param.temp_bullets[1] = param.user_defined_bullets[1];
 348         param.temp_bullets[2] = param.user_defined_bullets[2];
 349         param.temp_bullets[3] = param.user_defined_bullets[3];
 350         hide();
 351 }
 352
 353
 354 void FormDocument::update()
 355 {
 356         if (!dialog_.get())
 357                 return;
 358
 359         checkReadOnly();
 360
 361         BufferParams const & params = lv_->buffer()->params;
 362
 363         class_update(params);
 364         paper_update(params);
 365         language_update(params);
 366         options_update(params);
 367         bullets_update(params);
 368 }
 369
 370
 371 namespace {
 372 // should this go elsewhere? Maybe a ControllerDocument? (JMarc)
 373 /** Save the buffer's parameters as user default.
 374     This function saves a file \c user_lyxdir/templates/defaults.lyx
 375     which parameters are those of the current buffer. This file
 376     is used as a default template when creating a new
 377     file. Returns \c true on success.
 378 */
 379 bool saveParamsAsDefault(BufferParams const &params)
 380 {
 381         if (!Alert::askQuestion(_("Do you want to save the current settings"),
 382                          _("for the document layout as default?"),
 383                          _("(they will be valid for any new document)")))
 384                 return false;
 385
 386         string const fname = AddName(AddPath(user_lyxdir, "templates/"),
 387                                      "defaults.lyx");
 388         Buffer defaults = Buffer(fname);
 389         defaults.params = params;
 390
 391         // add an empty paragraph. Is this enough?
 392         defaults.paragraph = new Paragraph;
 393
 394         return defaults.writeFile(defaults.fileName(), false);
 395 }
 396
 397 } //namespace
 398
 399 bool FormDocument::input( FL_OBJECT * ob, long data )
 400 {
 401         State cb = static_cast<State>( data );
 402
 403         switch (cb) {
 404         case CHECKCHOICECLASS:
 405                 CheckChoiceClass(ob, 0);
 406                 break;
 407         case CHOICEBULLETSIZE:
 408                 ChoiceBulletSize(ob, 0);
 409                 break;
 410         case INPUTBULLETLATEX:
 411                 InputBulletLaTeX(ob, 0);
 412                 break;
 413         case BULLETDEPTH1:
 414         case BULLETDEPTH2:
 415         case BULLETDEPTH3:
 416         case BULLETDEPTH4:
 417                 BulletDepth(ob, cb);
 418                 break;
 419         case BULLETPANEL1:
 420         case BULLETPANEL2:
 421         case BULLETPANEL3:
 422         case BULLETPANEL4:
 423         case BULLETPANEL5:
 424         case BULLETPANEL6:
 425                 BulletPanel(ob, cb);
 426                 break;
 427         case BULLETBMTABLE:
 428                 BulletBMTable(ob, 0);
 429                 break;
 430         default:
 431                 break;
 432         }
 433
 434         bool const length_input = fl_get_choice(class_->choice_doc_skip) == 4;
 435         if (ob == class_->choice_doc_skip) {
 436                 setEnabled(class_->input_doc_skip, length_input);
 437                 setEnabled(class_->choice_default_skip_units, length_input);
 438         }
 439
 440         if (ob == class_->choice_doc_spacing)
 441                 setEnabled(class_->input_doc_spacing,
 442                            fl_get_choice(class_->choice_doc_spacing) == 4);
 443
 444         bool const skip_used = fl_get_button(class_->radio_doc_skip);
 445         if (ob == class_->radio_doc_skip ||
 446             ob == class_->radio_doc_indent) {
 447                 setEnabled(class_->choice_doc_skip, skip_used);
 448                 setEnabled(class_->input_doc_skip,
 449                            skip_used && length_input);
 450                 setEnabled(class_->choice_default_skip_units,
 451                            skip_used && length_input);
 452                 // Default unit choice is cm if metric, inches if US paper.
 453                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
 454                 bool const metric = paperchoice < 3 || paperchoice > 5;
 455                 int const default_unit = metric ? 8 : 9;
 456                 if (strip(fl_get_input(class_->input_doc_skip)).empty())
 457                         fl_set_choice(class_->choice_default_skip_units,
 458                                       default_unit);
 459         }
 460
 461         if (ob == options_->check_use_natbib) {
 462                 setEnabled(options_->choice_citation_format,
 463                            fl_get_button(options_->check_use_natbib));
 464         }
 465
 466         if (ob == dialog_->button_save_defaults) {
 467                 BufferParams params;
 468                 class_apply(params);
 469                 paper_apply(params);
 470                 language_apply(params);
 471                 options_apply(params);
 472                 bullets_apply(params);
 473                 saveParamsAsDefault(params);
 474         }
 475
 476         if (ob == dialog_->button_reset_defaults) {
 477                 BufferParams params = lv_->buffer()->params;
 478                 params.textclass = combo_doc_class->get() - 1;
 479                 params.useClassDefaults();
 480                 UpdateLayoutDocument(params);
 481         }
 482
 483         if (ob == paper_->radio_landscape)
 484                 fl_set_choice(paper_->choice_paperpackage,
 485                 BufferParams::PACKAGE_NONE + 1);
 486
 487         if (ob == paper_->choice_papersize) {
 488                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
 489                 bool const custom = paperchoice == 2;
 490                 bool const a3size = paperchoice == 6;
 491                 bool const b3size = paperchoice == 9;
 492                 bool const b4size = paperchoice == 10;
 493
 494                 if (custom)
 495                         fl_set_button(paper_->radio_portrait, 1);
 496
 497                 bool const use_geom = (custom || a3size || b3size || b4size);
 498
 499                 fl_set_button(paper_->check_use_geometry, int(use_geom));
 500
 501                 setEnabled(paper_->input_top_margin,    use_geom);
 502                 setEnabled(paper_->input_bottom_margin, use_geom);
 503                 setEnabled(paper_->input_left_margin,   use_geom);
 504                 setEnabled(paper_->input_right_margin,  use_geom);
 505                 setEnabled(paper_->input_head_height,   use_geom);
 506                 setEnabled(paper_->input_head_sep,      use_geom);
 507                 setEnabled(paper_->input_foot_skip,     use_geom);
 508                 setEnabled(paper_->choice_top_margin_units,    use_geom);
 509                 setEnabled(paper_->choice_bottom_margin_units, use_geom);
 510                 setEnabled(paper_->choice_left_margin_units,   use_geom);
 511                 setEnabled(paper_->choice_right_margin_units,  use_geom);
 512                 setEnabled(paper_->choice_head_height_units,   use_geom);
 513                 setEnabled(paper_->choice_head_sep_units,      use_geom);
 514                 setEnabled(paper_->choice_foot_skip_units,     use_geom);
 515                 setEnabled(paper_->choice_custom_width_units,  use_geom);
 516                 setEnabled(paper_->choice_custom_height_units, use_geom);
 517
 518                 setEnabled(paper_->input_custom_width,  custom);
 519                 setEnabled(paper_->input_custom_height, custom);
 520                 setEnabled(paper_->choice_custom_width_units,  custom);
 521                 setEnabled(paper_->choice_custom_height_units, custom);
 522                 setEnabled(paper_->radio_portrait,  !custom);
 523                 setEnabled(paper_->radio_landscape, !custom);
 524
 525                 // Default unit choice is cm if metric, inches if US paper.
 526                 bool const metric = paperchoice < 3 || paperchoice > 5;
 527                 int const default_unit = metric ? 8 : 9;
 528                 if (strip(fl_get_input(paper_->input_custom_width)).empty())
 529                         fl_set_choice(paper_->choice_custom_width_units,
 530                                       default_unit);
 531                 if (strip(fl_get_input(paper_->input_custom_height)).empty())
 532                         fl_set_choice(paper_->choice_custom_height_units,
 533                                       default_unit);
 534                 if (strip(fl_get_input(paper_->input_top_margin)).empty())
 535                         fl_set_choice(paper_->choice_top_margin_units,
 536                                       default_unit);
 537                 if (strip(fl_get_input(paper_->input_bottom_margin)).empty())
 538                         fl_set_choice(paper_->choice_bottom_margin_units,
 539                                       default_unit);
 540                 if (strip(fl_get_input(paper_->input_left_margin)).empty())
 541                         fl_set_choice(paper_->choice_left_margin_units,
 542                                       default_unit);
 543                 if (strip(fl_get_input(paper_->input_right_margin)).empty())
 544                         fl_set_choice(paper_->choice_right_margin_units,
 545                                       default_unit);
 546                 if (strip(fl_get_input(paper_->input_head_height)).empty())
 547                         fl_set_choice(paper_->choice_head_height_units,
 548                                       default_unit);
 549                 if (strip(fl_get_input(paper_->input_head_sep)).empty())
 550                         fl_set_choice(paper_->choice_head_sep_units,
 551                                       default_unit);
 552                 if (strip(fl_get_input(paper_->input_foot_skip)).empty())
 553                         fl_set_choice(paper_->choice_foot_skip_units,
 554                                       default_unit);
 555         }
 556
 557         if (ob == paper_->choice_papersize ||
 558             ob == paper_->radio_portrait ||
 559             ob == paper_->radio_landscape) {
 560
 561                 setEnabled(paper_->choice_paperpackage,
 562                            //either default papersize (preferences)
 563                            //or document papersize has to be A4
 564                            (fl_get_choice(paper_->choice_papersize) == 7
 565                             || fl_get_choice(paper_->choice_papersize) == 1
 566                             && lyxrc.default_papersize == 5)
 567                            && fl_get_button(paper_->radio_portrait));
 568         }
 569
 570         if (ob == paper_->choice_paperpackage) {
 571                 if (fl_get_choice(paper_->choice_paperpackage) != 1) {
 572                         fl_set_button(paper_->check_use_geometry, 0);
 573
 574                         setEnabled(paper_->input_top_margin,    false);
 575                         setEnabled(paper_->input_bottom_margin, false);
 576                         setEnabled(paper_->input_left_margin,   false);
 577                         setEnabled(paper_->input_right_margin,  false);
 578                         setEnabled(paper_->input_head_height,   false);
 579                         setEnabled(paper_->input_head_sep,      false);
 580                         setEnabled(paper_->input_foot_skip,     false);
 581                         setEnabled(paper_->choice_top_margin_units,    false);
 582                         setEnabled(paper_->choice_bottom_margin_units, false);
 583                         setEnabled(paper_->choice_left_margin_units,   false);
 584                         setEnabled(paper_->choice_right_margin_units,  false);
 585                         setEnabled(paper_->choice_head_height_units,   false);
 586                         setEnabled(paper_->choice_head_sep_units,      false);
 587                         setEnabled(paper_->choice_foot_skip_units,     false);
 588                 }
 589         }
 590
 591         if (ob == paper_->check_use_geometry) {
 592                 //don't allow switching geometry off in custom papersize mode
 593                 //nor in A3, B3, and B4
 594                 int const choice = fl_get_choice(paper_->choice_papersize);
 595                 if (choice == 2 || choice == 6 || choice == 9 || choice == 10)
 596                         fl_set_button(paper_->check_use_geometry, 1);
 597
 598                 fl_set_choice(paper_->choice_paperpackage,
 599                               BufferParams::PACKAGE_NONE + 1);
 600
 601                 bool const use_geom = fl_get_button(paper_->check_use_geometry);
 602                 setEnabled(paper_->input_top_margin,    use_geom);
 603                 setEnabled(paper_->input_bottom_margin, use_geom);
 604                 setEnabled(paper_->input_left_margin,   use_geom);
 605                 setEnabled(paper_->input_right_margin,  use_geom);
 606                 setEnabled(paper_->input_head_height,   use_geom);
 607                 setEnabled(paper_->input_head_sep,      use_geom);
 608                 setEnabled(paper_->input_foot_skip,     use_geom);
 609                 setEnabled(paper_->choice_top_margin_units,    use_geom);
 610                 setEnabled(paper_->choice_bottom_margin_units, use_geom);
 611                 setEnabled(paper_->choice_left_margin_units,   use_geom);
 612                 setEnabled(paper_->choice_right_margin_units,  use_geom);
 613                 setEnabled(paper_->choice_head_height_units,   use_geom);
 614                 setEnabled(paper_->choice_head_sep_units,      use_geom);
 615                 setEnabled(paper_->choice_foot_skip_units,     use_geom);
 616         }
 617
 618         switch (data) {
 619         case INPUT:
 620         case CHECKCHOICECLASS:
 621         case CHOICEBULLETSIZE:
 622         case INPUTBULLETLATEX:
 623         case BULLETBMTABLE:
 624                 return CheckDocumentInput(ob, 0);
 625         default:
 626                 break;
 627         }
 628
 629         return true;
 630 }
 631
 632
 633 void FormDocument::ComboInputCB(int, void * v, Combox * combox)
 634 {
 635         FormDocument * pre = static_cast<FormDocument*>(v);
 636         if (combox == pre->combo_doc_class.get())
 637                 pre->CheckChoiceClass(0, 0);
 638         pre->bc().valid(pre->CheckDocumentInput(0,0));
 639 }
 640
 641
 642 bool FormDocument::class_apply(BufferParams &params)
 643 {
 644         bool redo = false;
 645
 646         // If default skip is a "Length" but there's no text in the
 647         // input field, reset the kind to "Medskip", which is the default.
 648         if ((fl_get_choice (class_->choice_doc_skip) == 4) &&
 649             !*(fl_get_input (class_->input_doc_skip))) {
 650                 fl_set_choice (class_->choice_doc_skip, 2);
 651         }
 652         params.fonts = fl_get_choice_text(class_->choice_doc_fonts);
 653         params.fontsize = fl_get_choice_text(class_->choice_doc_fontsize);
 654         params.pagestyle = fl_get_choice_text(class_->choice_doc_pagestyle);
 655
 656         params.textclass = combo_doc_class->get() - 1;
 657
 658         BufferParams::PARSEP tmpsep = params.paragraph_separation;
 659         if (fl_get_button(class_->radio_doc_indent))
 660                 params.paragraph_separation = BufferParams::PARSEP_INDENT;
 661         else
 662                 params.paragraph_separation = BufferParams::PARSEP_SKIP;
 663         if (tmpsep != params.paragraph_separation)
 664                 redo = true;
 665
 666         VSpace tmpdefskip = params.getDefSkip();
 667         switch (fl_get_choice (class_->choice_doc_skip)) {
 668         case 1:
 669                 params.setDefSkip(VSpace(VSpace::SMALLSKIP));
 670                 break;
 671         case 2:
 672                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 673                 break;
 674         case 3:
 675             params.setDefSkip(VSpace(VSpace::BIGSKIP));
 676             break;
 677         case 4:
 678         {
 679                 string const length =
 680                         getLengthFromWidgets(class_->input_doc_skip,
 681                                              class_->choice_default_skip_units);
 682
 683                 params.setDefSkip(VSpace(LyXGlueLength(length)));
 684                 break;
 685         }
 686         default:
 687                 // DocumentDefskipCB assures that this never happens
 688                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 689                 break;
 690         }
 691         if (!(tmpdefskip == params.getDefSkip()))
 692                 redo = true;
 693
 694         if (fl_get_button(class_->radio_doc_columns_two))
 695                 params.columns = 2;
 696         else
 697                 params.columns = 1;
 698         if (fl_get_button(class_->radio_doc_sides_two))
 699                 params.sides = LyXTextClass::TwoSides;
 700         else
 701                 params.sides = LyXTextClass::OneSide;
 702
 703         Spacing tmpSpacing = params.spacing;
 704         switch (fl_get_choice(class_->choice_doc_spacing)) {
 705         case 1:
 706                 lyxerr[Debug::INFO] << "Spacing: SINGLE\n";
 707                 params.spacing.set(Spacing::Single);
 708                 break;
 709         case 2:
 710                 lyxerr[Debug::INFO] << "Spacing: ONEHALF\n";
 711                 params.spacing.set(Spacing::Onehalf);
 712                 break;
 713         case 3:
 714                 lyxerr[Debug::INFO] << "Spacing: DOUBLE\n";
 715                 params.spacing.set(Spacing::Double);
 716                 break;
 717         case 4:
 718                 lyxerr[Debug::INFO] << "Spacing: OTHER\n";
 719                 params.spacing.set(Spacing::Other,
 720                                    fl_get_input(class_->input_doc_spacing));
 721                 break;
 722         }
 723         if (tmpSpacing != params.spacing)
 724                 redo = true;
 725
 726         params.options = fl_get_input(class_->input_doc_extra);
 727
 728         return redo;
 729 }
 730
 731
 732 bool FormDocument::class_apply()
 733 {
 734         BufferParams &params = lv_->buffer()->params;
 735
 736         unsigned int const old_class = params.textclass;
 737
 738         bool redo = class_apply(params);
 739
 740         if (params.textclass != old_class) {
 741                 // try to load new_class
 742                 if (textclasslist.Load(params.textclass)) {
 743                         // successfully loaded
 744                         redo = true;
 745                         setMinibuffer(lv_, _("Converting document to new document class..."));
 746                         int ret = CutAndPaste::SwitchLayoutsBetweenClasses(
 747                                 old_class, params.textclass,
 748                                 lv_->buffer()->paragraph);
 749                         if (ret) {
 750                                 string s;
 751                                 if (ret==1) {
 752                                         s = _("One paragraph couldn't be converted");
 753                                 } else {
 754                                         s += tostr(ret);
 755                                         s += _(" paragraphs couldn't be converted");
 756                                 }
 757                                 Alert::alert(_("Conversion Errors!"),s,
 758                                            _("into chosen document class"));
 759                         }
 760
 761                 } else {
 762                         // problem changing class -- warn user and retain old style
 763                         Alert::alert(_("Conversion Errors!"),
 764                                    _("Errors loading new document class."),
 765                                    _("Reverting to original document class."));
 766                         combo_doc_class->select(int(old_class) + 1);
 767                 }
 768         }
 769
 770         return redo;
 771 }
 772
 773
 774 void FormDocument::paper_apply(BufferParams & params)
 775 {
 776         params.papersize2 = char(fl_get_choice(paper_->choice_papersize)-1);
 777
 778         params.paperpackage =
 779                 char(fl_get_choice(paper_->choice_paperpackage)-1);
 780
 781         // set params.papersize from params.papersize2 and params.paperpackage
 782         params.setPaperStuff();
 783
 784         params.use_geometry = fl_get_button(paper_->check_use_geometry);
 785
 786         if (fl_get_button(paper_->radio_landscape))
 787                 params.orientation = BufferParams::ORIENTATION_LANDSCAPE;
 788         else
 789                 params.orientation = BufferParams::ORIENTATION_PORTRAIT;
 790
 791         params.paperwidth =
 792                 getLengthFromWidgets(paper_->input_custom_width,
 793                                      paper_->choice_custom_width_units);
 794
 795         params.paperheight =
 796                 getLengthFromWidgets(paper_->input_custom_height,
 797                                      paper_->choice_custom_height_units);
 798
 799         params.leftmargin =
 800                 getLengthFromWidgets(paper_->input_left_margin,
 801                                      paper_->choice_left_margin_units);
 802
 803         params.topmargin =
 804                 getLengthFromWidgets(paper_->input_top_margin,
 805                                      paper_->choice_top_margin_units);
 806
 807         params.rightmargin =
 808                 getLengthFromWidgets(paper_->input_right_margin,
 809                                      paper_->choice_right_margin_units);
 810
 811         params.bottommargin =
 812                 getLengthFromWidgets(paper_->input_bottom_margin,
 813                                      paper_->choice_bottom_margin_units);
 814
 815         params.headheight =
 816                 getLengthFromWidgets(paper_->input_head_height,
 817                                      paper_->choice_head_height_units);
 818
 819         params.headsep =
 820                 getLengthFromWidgets(paper_->input_head_sep,
 821                                      paper_->choice_head_sep_units);
 822
 823         params.footskip =
 824                 getLengthFromWidgets(paper_->input_foot_skip,
 825                                      paper_->choice_foot_skip_units);
 826 }
 827
 828
 829 void FormDocument::paper_apply()
 830 {
 831         paper_apply(lv_->buffer()->params);
 832 }
 833
 834
 835 bool FormDocument::language_apply(BufferParams & params)
 836 {
 837         InsetQuotes::quote_language lga = InsetQuotes::EnglishQ;
 838         bool redo = false;
 839
 840         switch (fl_get_choice(language_->choice_quotes_language) - 1) {
 841         case 0:
 842                 lga = InsetQuotes::EnglishQ;
 843                 break;
 844         case 1:
 845                 lga = InsetQuotes::SwedishQ;
 846                 break;
 847         case 2:
 848                 lga = InsetQuotes::GermanQ;
 849                 break;
 850         case 3:
 851                 lga = InsetQuotes::PolishQ;
 852                 break;
 853         case 4:
 854                 lga = InsetQuotes::FrenchQ;
 855                 break;
 856         case 5:
 857                 lga = InsetQuotes::DanishQ;
 858                 break;
 859         }
 860         params.quotes_language = lga;
 861         if (fl_get_button(language_->radio_single))
 862                 params.quotes_times = InsetQuotes::SingleQ;
 863         else
 864                 params.quotes_times = InsetQuotes::DoubleQ;
 865
 866         Language const * old_language = params.language;
 867         Language const * new_language =
 868                 languages.getLanguage(combo_language->getline());
 869         if (!new_language)
 870                 new_language = default_language;
 871
 872         if (old_language != new_language
 873             && old_language->RightToLeft() == params.language->RightToLeft()
 874             && !lv_->buffer()->isMultiLingual())
 875                 lv_->buffer()->changeLanguage(old_language, params.language);
 876
 877         if (old_language != new_language) {
 878                 redo = true;
 879         }
 880
 881         params.language = new_language;
 882         params.inputenc = fl_get_choice_text(language_->choice_inputenc);
 883
 884         return redo;
 885 }
 886
 887
 888 bool FormDocument::language_apply()
 889 {
 890         return language_apply(lv_->buffer()->params);
 891 }
 892
 893
 894 bool FormDocument::options_apply(BufferParams & params)
 895 {
 896         bool redo = false;
 897
 898         params.graphicsDriver =
 899                 fl_get_choice_text(options_->choice_postscript_driver);
 900         params.use_amsmath = fl_get_button(options_->check_use_amsmath);
 901         params.use_natbib  = fl_get_button(options_->check_use_natbib);
 902         params.use_numerical_citations  =
 903                 fl_get_choice(options_->choice_citation_format)-1;
 904
 905         int tmpchar = int(fl_get_counter_value(options_->slider_secnumdepth));
 906         if (params.secnumdepth != tmpchar)
 907                 redo = true;
 908         params.secnumdepth = tmpchar;
 909
 910         params.tocdepth = int(fl_get_counter_value(options_->slider_tocdepth));
 911
 912         params.float_placement =
 913                 fl_get_input(options_->input_float_placement);
 914
 915         return redo;
 916 }
 917
 918
 919 bool FormDocument::options_apply()
 920 {
 921         return options_apply(lv_->buffer()->params);
 922 }
 923
 924
 925 void FormDocument::bullets_apply(BufferParams & params)
 926 {
 927         /* update the bullet settings */
 928         BufferParams & buf_params = lv_->buffer()->params;
 929
 930         // a little bit of loop unrolling
 931         params.user_defined_bullets[0] = buf_params.temp_bullets[0];
 932         params.user_defined_bullets[1] = buf_params.temp_bullets[1];
 933         params.user_defined_bullets[2] = buf_params.temp_bullets[2];
 934         params.user_defined_bullets[3] = buf_params.temp_bullets[3];
 935 }
 936
 937
 938 void FormDocument::bullets_apply()
 939 {
 940         bullets_apply(lv_->buffer()->params);
 941 }
 942
 943
 944 void FormDocument::class_update(BufferParams const & params)
 945 {
 946         if (!class_.get())
 947                 return;
 948
 949         LyXTextClass const & tclass = textclasslist.TextClass(params.textclass);
 950
 951         combo_doc_class->select(
 952                 textclasslist.DescOfClass(params.textclass));
 953         fl_set_choice_text(class_->choice_doc_fonts, params.fonts.c_str());
 954         fl_clear_choice(class_->choice_doc_fontsize);
 955         fl_addto_choice(class_->choice_doc_fontsize, "default");
 956         fl_addto_choice(class_->choice_doc_fontsize,
 957                         tclass.opt_fontsize().c_str());
 958         fl_set_choice(class_->choice_doc_fontsize,
 959                       tokenPos(tclass.opt_fontsize(), '|', params.fontsize)+2);
 960         fl_clear_choice(class_->choice_doc_pagestyle);
 961         fl_addto_choice(class_->choice_doc_pagestyle, "default");
 962         fl_addto_choice(class_->choice_doc_pagestyle,
 963                         tclass.opt_pagestyle().c_str());
 964         fl_set_choice(class_->choice_doc_pagestyle,
 965                       tokenPos(tclass.opt_pagestyle(), '|', params.pagestyle)+2);
 966         fl_set_button(class_->radio_doc_indent, 0);
 967         fl_set_button(class_->radio_doc_skip, 0);
 968         if (params.paragraph_separation == BufferParams::PARSEP_INDENT)
 969                 fl_set_button(class_->radio_doc_indent, 1);
 970         else
 971                 fl_set_button(class_->radio_doc_skip, 1);
 972
 973         bool const input_length = fl_get_choice(class_->choice_doc_skip) == 4;
 974         setEnabled(class_->choice_default_skip_units, input_length);
 975         setEnabled(class_->input_doc_skip, input_length);
 976
 977         switch (params.getDefSkip().kind()) {
 978         case VSpace::SMALLSKIP:
 979                 fl_set_choice (class_->choice_doc_skip, 1);
 980                 break;
 981         case VSpace::MEDSKIP:
 982                 fl_set_choice (class_->choice_doc_skip, 2);
 983                 break;
 984         case VSpace::BIGSKIP:
 985                 fl_set_choice (class_->choice_doc_skip, 3);
 986                 break;
 987         case VSpace::LENGTH:
 988         {
 989                 int const paperchoice = params.papersize2 + 1;
 990                 bool const metric = paperchoice < 3 || paperchoice > 5;
 991                 string const default_unit = metric ? "cm" : "in";
 992                 string const length = params.getDefSkip().asLyXCommand();
 993                 updateWidgetsFromLengthString(class_->input_doc_skip,
 994                                               class_->choice_default_skip_units,
 995                                               length, default_unit);
 996                 break;
 997         }
 998         default:
 999                 fl_set_choice (class_->choice_doc_skip, 2);
1000                 break;
1001         }
1002         fl_set_button(class_->radio_doc_sides_one, 0);
1003         fl_set_button(class_->radio_doc_sides_two, 0);
1004         setEnabled(class_->choice_doc_skip,
1005                    fl_get_button(class_->radio_doc_skip));
1006
1007         if (params.sides == LyXTextClass::TwoSides)
1008                 fl_set_button(class_->radio_doc_sides_two, 1);
1009         else
1010                 fl_set_button(class_->radio_doc_sides_one, 1);
1011         fl_set_button(class_->radio_doc_columns_one, 0);
1012         fl_set_button(class_->radio_doc_columns_two, 0);
1013         if (params.columns == 2)
1014                 fl_set_button(class_->radio_doc_columns_two, 1);
1015         else
1016                 fl_set_button(class_->radio_doc_columns_one, 1);
1017         fl_set_input(class_->input_doc_spacing, "");
1018
1019         setEnabled(class_->input_doc_spacing, input_length);
1020
1021         switch (params.spacing.getSpace()) {
1022         case Spacing::Default: // nothing bad should happen with this
1023         case Spacing::Single:
1024                 // \singlespacing
1025                 fl_set_choice(class_->choice_doc_spacing, 1);
1026                 break;
1027         case Spacing::Onehalf:
1028                 // \onehalfspacing
1029                 fl_set_choice(class_->choice_doc_spacing, 2);
1030                 break;
1031         case Spacing::Double:
1032                 // \doublespacing
1033                 fl_set_choice(class_->choice_doc_spacing, 3);
1034                 break;
1035         case Spacing::Other:
1036         {
1037                 fl_set_choice(class_->choice_doc_spacing, 4);
1038                 char sval[20];
1039                 sprintf(sval,"%g",params.spacing.getValue());
1040                 fl_set_input(class_->input_doc_spacing, sval);
1041                 break;
1042         }
1043         }
1044         if (!params.options.empty())
1045                 fl_set_input(class_->input_doc_extra, params.options.c_str());
1046         else
1047                 fl_set_input(class_->input_doc_extra, "");
1048 }
1049
1050
1051 void FormDocument::language_update(BufferParams const & params)
1052 {
1053         if (!language_.get())
1054                 return;
1055
1056         combo_language->select(params.language->lang());
1057         fl_set_choice_text(language_->choice_inputenc, params.inputenc.c_str());
1058         fl_set_choice(language_->choice_quotes_language, params.quotes_language + 1);
1059         fl_set_button(language_->radio_single, 0);
1060         fl_set_button(language_->radio_double, 0);
1061         if (params.quotes_times == InsetQuotes::SingleQ)
1062                 fl_set_button(language_->radio_single, 1);
1063         else
1064                 fl_set_button(language_->radio_double, 1);
1065 }
1066
1067
1068 void FormDocument::options_update(BufferParams const & params)
1069 {
1070         if (!options_.get())
1071                 return;
1072
1073         fl_set_choice_text(options_->choice_postscript_driver,
1074                            params.graphicsDriver.c_str());
1075         fl_set_button(options_->check_use_amsmath, params.use_amsmath);
1076         fl_set_button(options_->check_use_natbib,  params.use_natbib);
1077         fl_set_choice(options_->choice_citation_format,
1078                       int(params.use_numerical_citations)+1);
1079         setEnabled(options_->choice_citation_format, params.use_natbib);
1080         fl_set_counter_value(options_->slider_secnumdepth, params.secnumdepth);
1081         fl_set_counter_value(options_->slider_tocdepth, params.tocdepth);
1082         if (!params.float_placement.empty())
1083                 fl_set_input(options_->input_float_placement,
1084                              params.float_placement.c_str());
1085         else
1086                 fl_set_input(options_->input_float_placement, "");
1087 }
1088
1089
1090 void FormDocument::paper_update(BufferParams const & params)
1091 {
1092         if (!paper_.get())
1093                 return;
1094
1095         fl_set_choice(paper_->choice_papersize, params.papersize2 + 1);
1096         fl_set_choice(paper_->choice_paperpackage, params.paperpackage + 1);
1097         fl_set_button(paper_->check_use_geometry, params.use_geometry);
1098
1099         int const paperchoice = fl_get_choice(paper_->choice_papersize);
1100         bool const useCustom = paperchoice == 2;
1101         bool const useGeom = fl_get_button(paper_->check_use_geometry);
1102
1103         fl_set_button(paper_->radio_portrait, 0);
1104         setEnabled(paper_->radio_portrait, !useCustom);
1105         fl_set_button(paper_->radio_landscape, 0);
1106         setEnabled(paper_->radio_landscape, !useCustom);
1107
1108         if (params.orientation == BufferParams::ORIENTATION_LANDSCAPE)
1109                 fl_set_button(paper_->radio_landscape, 1);
1110         else
1111                 fl_set_button(paper_->radio_portrait, 1);
1112         setEnabled(paper_->choice_paperpackage,
1113                    //either default papersize (preferences)
1114                    //or document papersize has to be A4
1115                    (paperchoice == 7
1116                     || paperchoice == 1 && lyxrc.default_papersize == 5)
1117                    && fl_get_button(paper_->radio_portrait));
1118
1119         // Default unit choice is cm if metric, inches if US paper.
1120         bool const metric = paperchoice < 3 || paperchoice > 5;
1121         string const default_unit = metric ? "cm" : "in";
1122         updateWidgetsFromLengthString(paper_->input_custom_width,
1123                                       paper_->choice_custom_width_units,
1124                                       params.paperwidth, default_unit);
1125         setEnabled(paper_->input_custom_width, useCustom);
1126         setEnabled(paper_->choice_custom_width_units, useCustom);
1127
1128         updateWidgetsFromLengthString(paper_->input_custom_height,
1129                                       paper_->choice_custom_height_units,
1130                                       params.paperheight, default_unit);
1131         setEnabled(paper_->input_custom_height, useCustom);
1132         setEnabled(paper_->choice_custom_height_units, useCustom);
1133
1134         updateWidgetsFromLengthString(paper_->input_left_margin,
1135                                       paper_->choice_left_margin_units,
1136                                       params.leftmargin, default_unit);
1137         setEnabled(paper_->input_left_margin, useGeom);
1138         setEnabled(paper_->choice_left_margin_units, useGeom);
1139
1140         updateWidgetsFromLengthString(paper_->input_top_margin,
1141                                       paper_->choice_top_margin_units,
1142                                       params.topmargin, default_unit);
1143         setEnabled(paper_->input_top_margin, useGeom);
1144         setEnabled(paper_->choice_top_margin_units, useGeom);
1145
1146         updateWidgetsFromLengthString(paper_->input_right_margin,
1147                                       paper_->choice_right_margin_units,
1148                                       params.rightmargin, default_unit);
1149         setEnabled(paper_->input_right_margin, useGeom);
1150         setEnabled(paper_->choice_right_margin_units, useGeom);
1151
1152         updateWidgetsFromLengthString(paper_->input_bottom_margin,
1153                                       paper_->choice_bottom_margin_units,
1154                                       params.bottommargin, default_unit);
1155         setEnabled(paper_->input_bottom_margin, useGeom);
1156         setEnabled(paper_->choice_bottom_margin_units, useGeom);
1157
1158         updateWidgetsFromLengthString(paper_->input_head_height,
1159                                       paper_->choice_head_height_units,
1160                                       params.headheight, default_unit);
1161         setEnabled(paper_->input_head_height, useGeom);
1162         setEnabled(paper_->choice_head_height_units, useGeom);
1163
1164         updateWidgetsFromLengthString(paper_->input_head_sep,
1165                                       paper_->choice_head_sep_units,
1166                                       params.headsep, default_unit);
1167         setEnabled(paper_->input_head_sep, useGeom);
1168         setEnabled(paper_->choice_head_sep_units, useGeom);
1169
1170         updateWidgetsFromLengthString(paper_->input_foot_skip,
1171                                       paper_->choice_foot_skip_units,
1172                                       params.footskip, default_unit);
1173         setEnabled(paper_->input_foot_skip, useGeom);
1174         setEnabled(paper_->choice_foot_skip_units, useGeom);
1175
1176         fl_set_focus_object(paper_->form, paper_->choice_papersize);
1177 }
1178
1179
1180 void FormDocument::bullets_update(BufferParams const & params)
1181 {
1182         if (!bullets_.get() ||
1183             ((XpmVersion<4) ||
1184              (XpmVersion==4 && XpmRevision<7)))
1185                 return;
1186
1187         bool const isLinuxDoc = lv_->buffer()->isLinuxDoc();
1188         setEnabled(fbullet, !isLinuxDoc);
1189
1190         if (isLinuxDoc) return;
1191
1192         fl_set_button(bullets_->radio_bullet_depth_1, 1);
1193         fl_set_input(bullets_->input_bullet_latex,
1194                      params.user_defined_bullets[0].getText().c_str());
1195         fl_set_choice(bullets_->choice_bullet_size,
1196                       params.user_defined_bullets[0].getSize() + 2);
1197 }
1198
1199
1200 void FormDocument::checkReadOnly()
1201 {
1202         if (bc().readOnly(lv_->buffer()->isReadonly())) {
1203                 combo_doc_class->deactivate();
1204                 combo_language->deactivate();
1205                 fl_set_object_label(dialog_->text_warning,
1206                                     _("Document is read-only."
1207                                       " No changes to layout permitted."));
1208                 fl_show_object(dialog_->text_warning);
1209         } else {
1210                 combo_doc_class->activate();
1211                 combo_language->activate();
1212                 fl_hide_object(dialog_->text_warning);
1213         }
1214 }
1215
1216
1217 bool FormDocument::CheckDocumentInput(FL_OBJECT *, long)
1218 {
1219         string str;
1220         bool ok = true;
1221         char const * input;
1222
1223         // "Synchronize" the choice and the input field, so that it
1224         // is impossible to commit senseless data.
1225         input = fl_get_input (class_->input_doc_skip);
1226         if ((fl_get_choice(class_->choice_doc_skip) == 4) && !*input)
1227                 ok = false;
1228         else if (fl_get_choice(class_->choice_doc_skip) != 4)
1229                 fl_set_input (class_->input_doc_skip, "");
1230
1231         input = fl_get_input(class_->input_doc_spacing);
1232         if ((fl_get_choice(class_->choice_doc_spacing) == 4) && !*input)
1233                 ok = false;
1234         else if (fl_get_choice(class_->choice_doc_spacing) != 4)
1235                 fl_set_input (class_->input_doc_spacing, "");
1236         return ok;
1237 }
1238
1239
1240 void FormDocument::ChoiceBulletSize(FL_OBJECT * ob, long /*data*/ )
1241 {
1242         BufferParams & param = lv_->buffer()->params;
1243
1244         // convert from 1-6 range to -1-4
1245         param.temp_bullets[current_bullet_depth].setSize(fl_get_choice(ob) - 2);
1246         fl_set_input(bullets_->input_bullet_latex,
1247                      param.temp_bullets[current_bullet_depth].getText().c_str());
1248 }
1249
1250
1251 void FormDocument::InputBulletLaTeX(FL_OBJECT *, long)
1252 {
1253         BufferParams & param = lv_->buffer()->params;
1254
1255         param.temp_bullets[current_bullet_depth].
1256                 setText(fl_get_input(bullets_->input_bullet_latex));
1257 }
1258
1259
1260 void FormDocument::BulletDepth(FL_OBJECT * ob, State cb)
1261 {
1262         /* Should I do the following:                                 */
1263         /*  1. change to the panel that the current bullet belongs in */
1264         /*  2. show that bullet as selected                           */
1265         /*  3. change the size setting to the size of the bullet in Q.*/
1266         /*  4. display the latex equivalent in the latex box          */
1267         /*                                                            */
1268         /* I'm inclined to just go with 3 and 4 at the moment and     */
1269         /* maybe try to support the others later                      */
1270         BufferParams & param = lv_->buffer()->params;
1271
1272         int data = 0;
1273         if (cb == BULLETDEPTH1 )
1274                 data = 0;
1275         else if (cb == BULLETDEPTH2 )
1276                 data = 1;
1277         else if (cb == BULLETDEPTH3 )
1278                 data = 2;
1279         else if (cb == BULLETDEPTH4 )
1280                 data = 3;
1281
1282         switch (fl_get_button_numb(ob)) {
1283         case 3:
1284                 // right mouse button resets to default
1285                 param.temp_bullets[data] = ITEMIZE_DEFAULTS[data];
1286         default:
1287                 current_bullet_depth = data;
1288                 fl_set_input(bullets_->input_bullet_latex,
1289                              param.temp_bullets[data].getText().c_str());
1290                 fl_set_choice(bullets_->choice_bullet_size,
1291                               param.temp_bullets[data].getSize() + 2);
1292         }
1293 }
1294
1295
1296 void FormDocument::BulletPanel(FL_OBJECT * /*ob*/, State cb)
1297 {
1298         /* Here we have to change the background pixmap to that selected */
1299         /* by the user. (eg. standard.xpm, psnfss1.xpm etc...)           */
1300
1301         int data = 0;
1302         if (cb == BULLETPANEL1 )
1303                 data = 0;
1304         else if (cb == BULLETPANEL2 )
1305                 data = 1;
1306         else if (cb == BULLETPANEL3 )
1307                 data = 2;
1308         else if (cb == BULLETPANEL4 )
1309                 data = 3;
1310         else if (cb == BULLETPANEL5 )
1311                 data = 4;
1312         else if (cb == BULLETPANEL6 )
1313                 data = 5;
1314
1315         if (data != current_bullet_panel) {
1316                 fl_freeze_form(bullets_->form);
1317                 current_bullet_panel = data;
1318
1319                 /* free the current pixmap */
1320                 fl_free_bmtable_pixmap(bullets_->bmtable_bullet_panel);
1321                 string new_panel;
1322                 switch (cb) {
1323                         /* display the new one */
1324                 case BULLETPANEL1 :
1325                         new_panel = "standard";
1326                         break;
1327                 case BULLETPANEL2 :
1328                         new_panel = "amssymb";
1329                         break;
1330                 case BULLETPANEL3 :
1331                         new_panel = "psnfss1";
1332                         break;
1333                 case BULLETPANEL4 :
1334                         new_panel = "psnfss2";
1335                         break;
1336                 case BULLETPANEL5 :
1337                         new_panel = "psnfss3";
1338                         break;
1339                 case BULLETPANEL6 :
1340                         new_panel = "psnfss4";
1341                         break;
1342                 default :
1343                         /* something very wrong happened */
1344                         // play it safe for now but should be an exception
1345                         current_bullet_panel = 0;  // standard panel
1346                         new_panel = "standard";
1347                         break;
1348                 }
1349                 new_panel += ".xpm";
1350                 fl_set_bmtable_pixmap_file(bullets_->bmtable_bullet_panel, 6, 6,
1351                                            LibFileSearch("images", new_panel).c_str());
1352                 fl_redraw_object(bullets_->bmtable_bullet_panel);
1353                 fl_unfreeze_form(bullets_->form);
1354         }
1355 }
1356
1357
1358 void FormDocument::BulletBMTable(FL_OBJECT * ob, long /*data*/ )
1359 {
1360         /* handle the user input by setting the current bullet depth's pixmap */
1361         /* to that extracted from the current chosen position of the BMTable  */
1362         /* Don't forget to free the button's old pixmap first.                */
1363
1364         BufferParams & param = lv_->buffer()->params;
1365         int bmtable_button = fl_get_bmtable(ob);
1366
1367         /* try to keep the button held down till another is pushed */
1368         /*  fl_set_bmtable(ob, 1, bmtable_button); */
1369         param.temp_bullets[current_bullet_depth].setFont(current_bullet_panel);
1370         param.temp_bullets[current_bullet_depth].setCharacter(bmtable_button);
1371         fl_set_input(bullets_->input_bullet_latex,
1372                      param.temp_bullets[current_bullet_depth].getText().c_str());
1373 }
1374
1375
1376 void FormDocument::CheckChoiceClass(FL_OBJECT * ob, long)
1377 {
1378         if (!ob)
1379                 ob = class_->choice_doc_class;
1380
1381         lv_->prohibitInput();
1382
1383         unsigned int tc = combo_doc_class->get() - 1;
1384         if (textclasslist.Load(tc)) {
1385                 // we use a copy of the bufferparams because we do not
1386                 // want to modify them yet.
1387                 BufferParams params = lv_->buffer()->params;
1388
1389                 if (lyxrc.auto_reset_options) {
1390                         params.textclass = tc;
1391                         params.useClassDefaults();
1392                         UpdateLayoutDocument(params);
1393                 }
1394         } else {
1395                 // unable to load new style
1396                 Alert::alert(_("Conversion Errors!"),
1397                            _("Unable to switch to new document class."),
1398                            _("Reverting to original document class."));
1399                 combo_doc_class->select(int(lv_->buffer()->params.textclass) + 1);
1400         }
1401         lv_->allowInput();
1402 }
1403
1404
1405 void FormDocument::UpdateLayoutDocument(BufferParams const & params)
1406 {
1407         if (!dialog_.get())
1408                 return;
1409
1410         checkReadOnly();
1411         class_update(params);
1412         paper_update(params);
1413         language_update(params);
1414         options_update(params);
1415         bullets_update(params);
1416 }