src/frontends/xforms/FormDocument.C

   1 /**
   2  * \file FormDocument.C
   3  * Copyright 2000-2001 The LyX Team.
   4  * See the file COPYING.
   5  *
   6  * \author Jürgen Vigna, jug@sad.it
   7  */
   8
   9 #include <config.h>
  10
  11 #include FORMS_H_LOCATION
  12 #include XPM_H_LOCATION
  13
  14 #ifdef __GNUG_
  15 #pragma implementation
  16 #endif
  17
  18 #include "FormDocument.h"
  19 #include "form_document.h"
  20 #include "Alert.h"
  21 #include "Dialogs.h"
  22 #include "lyxtextclasslist.h"
  23 #include "combox.h"
  24 #include "tex-strings.h"
  25 #include "bufferparams.h"
  26 #include "vspace.h"
  27 #include "bmtable.h"
  28 #include "language.h"
  29 #include "LyXView.h"
  30 #include "lyxfunc.h"
  31 #include "lyxrc.h"
  32 #include "BufferView.h"
  33 #include "buffer.h"
  34 #include "Liason.h"
  35 #include "CutAndPaste.h"
  36 #include "bufferview_funcs.h"
  37 #include "xforms_helpers.h"
  38 #include "debug.h"
  39 #include "input_validators.h" // fl_unsigned_float_filter
  40 #include "helper_funcs.h"
  41 #include "lyx_main.h" // for user_lyxdir
  42
  43 #include "insets/insetquotes.h"
  44
  45 #include "support/filetools.h"
  46 #include "support/lstrings.h"
  47
  48 #include <functional>
  49
  50 using std::bind2nd;
  51
  52 using Liason::setMinibuffer;
  53 using SigC::slot;
  54 using std::vector;
  55
  56 FormDocument::FormDocument(LyXView * lv, Dialogs * d)
  57         : FormBaseBD(lv, d, _("Document Layout")),
  58           ActCell(0), Confirmed(0),
  59           current_bullet_panel(0), current_bullet_depth(0), fbullet(0)
  60 {
  61         // let the dialog be shown
  62         // This is a permanent connection so we won't bother
  63         // storing a copy because we won't be disconnecting.
  64         d->showDocument.connect(slot(this, &FormDocument::show));
  65 }
  66
  67
  68 void FormDocument::redraw()
  69 {
  70         if (form() && form()->visible)
  71                 fl_redraw_form(form());
  72         else
  73                 return;
  74
  75         FL_FORM * outer_form = fl_get_active_folder(dialog_->tabbed_folder);
  76         if (outer_form && outer_form->visible)
  77                 fl_redraw_form(outer_form);
  78 }
  79
  80
  81 FL_FORM * FormDocument::form() const
  82 {
  83         if (dialog_.get()) return dialog_->form;
  84         return 0;
  85 }
  86
  87
  88 void FormDocument::build()
  89 {
  90         int n;
  91
  92         // the tabbed folder
  93         dialog_.reset(build_tabbed_document());
  94
  95         // Manage the restore, ok, apply, restore and cancel/close buttons
  96         bc().setOK(dialog_->button_ok);
  97         bc().setApply(dialog_->button_apply);
  98         bc().setCancel(dialog_->button_cancel);
  99         bc().setRestore(dialog_->button_restore);
 100         bc().addReadOnly (dialog_->button_save_defaults);
 101         bc().addReadOnly (dialog_->button_reset_defaults);
 102
 103         // the document paper form
 104         paper_.reset(build_doc_paper());
 105         fl_addto_choice(paper_->choice_papersize,
 106                         _(" Default | Custom | USletter | USlegal "
 107                           "| USexecutive | A3 | A4 | A5 | B3 | B4 | B5 "));
 108         fl_addto_choice(paper_->choice_paperpackage,
 109                         _(" None "
 110                           "| Small Margins "
 111                           "| Very small Margins "
 112                           "| Very wide Margins "));
 113
 114         fl_set_input_return(paper_->input_custom_width,  FL_RETURN_CHANGED);
 115         fl_set_input_return(paper_->input_custom_height, FL_RETURN_CHANGED);
 116         fl_set_input_return(paper_->input_top_margin,    FL_RETURN_CHANGED);
 117         fl_set_input_return(paper_->input_bottom_margin, FL_RETURN_CHANGED);
 118         fl_set_input_return(paper_->input_inner_margin,  FL_RETURN_CHANGED);
 119         fl_set_input_return(paper_->input_outer_margin,  FL_RETURN_CHANGED);
 120         fl_set_input_return(paper_->input_head_height,   FL_RETURN_CHANGED);
 121         fl_set_input_return(paper_->input_head_sep,      FL_RETURN_CHANGED);
 122         fl_set_input_return(paper_->input_foot_skip,     FL_RETURN_CHANGED);
 123
 124         setPrehandler(paper_->input_custom_width);
 125         setPrehandler(paper_->input_custom_height);
 126         setPrehandler(paper_->input_top_margin);
 127         setPrehandler(paper_->input_bottom_margin);
 128         setPrehandler(paper_->input_inner_margin);
 129         setPrehandler(paper_->input_outer_margin);
 130         setPrehandler(paper_->input_head_height);
 131         setPrehandler(paper_->input_head_sep);
 132         setPrehandler(paper_->input_foot_skip);
 133
 134         // Create the contents of the unit choices
 135         // Don't include the "%" terms...
 136         vector<string> units_vec = getLatexUnits();
 137 #if 0
 138         for (vector<string>::iterator it = units_vec.begin();
 139                 it != units_vec.end(); ++it) {
 140                 if (contains(*it, "%"))
 141                         it = units_vec.erase(it, it+1) - 1;
 142         }
 143 #else
 144         vector<string>::iterator ret =
 145                 std::remove_if(units_vec.begin(),
 146                                units_vec.end(),
 147                                bind2nd(contains_functor(), "%"));
 148         units_vec.erase(ret, units_vec.end());
 149 #endif
 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_inner_margin_units,  units.c_str());
 157         fl_addto_choice(paper_->choice_outer_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_inner_margin);
 173         bc().addReadOnly (paper_->input_outer_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         setPrehandler(class_->input_doc_extra);
 213         setPrehandler(class_->input_doc_skip);
 214         setPrehandler(class_->input_doc_spacing);
 215
 216         // Set input filters on doc spacing to make it accept only
 217         // unsigned numbers.
 218         fl_set_input_filter(class_->input_doc_spacing, fl_unsigned_float_filter);
 219
 220         bc().addReadOnly (class_->radio_doc_indent);
 221         bc().addReadOnly (class_->radio_doc_skip);
 222
 223         bc().addReadOnly (class_->choice_doc_pagestyle);
 224         bc().addReadOnly (class_->choice_doc_fonts);
 225         bc().addReadOnly (class_->choice_doc_fontsize);
 226         bc().addReadOnly (class_->radio_doc_sides_one);
 227         bc().addReadOnly (class_->radio_doc_sides_two);
 228         bc().addReadOnly (class_->radio_doc_columns_one);
 229         bc().addReadOnly (class_->radio_doc_columns_two);
 230         bc().addReadOnly (class_->input_doc_extra);
 231         bc().addReadOnly (class_->input_doc_skip);
 232         bc().addReadOnly (class_->choice_doc_skip);
 233         bc().addReadOnly (class_->choice_doc_spacing);
 234         bc().addReadOnly (class_->input_doc_spacing);
 235
 236         // the document language form
 237         language_.reset(build_doc_language());
 238         fl_addto_choice(language_->choice_inputenc,
 239                         "default|auto|latin1|latin2|latin3|latin4|latin5|latin9"
 240                         "|koi8-r|koi8-u|cp866|cp1251|iso88595");
 241
 242         // The language is a combo-box and has to be inserted manually
 243         obj = language_->choice_language;
 244         fl_deactivate_object(obj);
 245         fl_addto_form(language_->form);
 246         combo_language.reset(new Combox(FL_COMBOX_DROPLIST));
 247         combo_language->add(obj->x, obj->y, obj->w, obj->h, 400,
 248                             dialog_->tabbed_folder);
 249         combo_language->shortcut("#L",1);
 250         combo_language->setcallback(ComboInputCB, this);
 251         fl_end_form();
 252
 253         for (Languages::const_iterator cit = languages.begin();
 254              cit != languages.end(); ++cit) {
 255                 combo_language->addto(cit->second.lang());
 256         }
 257
 258         fl_addto_choice(language_->choice_quotes_language,
 259                         _(" ``text'' | ''text'' | ,,text`` | ,,text'' |"
 260                           " «text» | »text« "));
 261
 262         bc().addReadOnly (language_->choice_inputenc);
 263         bc().addReadOnly (language_->choice_quotes_language);
 264         bc().addReadOnly (language_->radio_single);
 265         bc().addReadOnly (language_->radio_double);
 266
 267         // the document options form
 268         options_.reset(build_doc_options());
 269         fl_set_input_return(options_->input_float_placement, FL_RETURN_CHANGED);
 270         setPrehandler(options_->input_float_placement);
 271
 272         fl_set_counter_bounds(options_->slider_secnumdepth,-2,5);
 273         fl_set_counter_bounds(options_->slider_tocdepth,-1,5);
 274         fl_set_counter_step(options_->slider_secnumdepth,1,1);
 275         fl_set_counter_step(options_->slider_tocdepth,1,1);
 276         fl_set_counter_precision(options_->slider_secnumdepth, 0);
 277         fl_set_counter_precision(options_->slider_tocdepth, 0);
 278         for (n=0; tex_graphics[n][0]; ++n) {
 279                 fl_addto_choice(options_->choice_postscript_driver,
 280                                 tex_graphics[n]);
 281         }
 282         fl_addto_choice(options_->choice_citation_format,
 283                         _(" Author-year | Numerical "));
 284
 285         bc_.addReadOnly (options_->slider_secnumdepth);
 286         bc_.addReadOnly (options_->slider_tocdepth);
 287         bc_.addReadOnly (options_->check_use_amsmath);
 288         bc_.addReadOnly (options_->check_use_natbib);
 289         bc_.addReadOnly (options_->choice_citation_format);
 290         bc_.addReadOnly (options_->input_float_placement);
 291         bc_.addReadOnly (options_->choice_postscript_driver);
 292
 293         // the document bullets form
 294         bullets_.reset(build_doc_bullet());
 295         fl_addto_choice(bullets_->choice_bullet_size,
 296                         _(" default | tiny | script | footnote | small |"
 297                           " normal | large | Large | LARGE | huge | Huge"));
 298         fl_set_choice(bullets_->choice_bullet_size, 1);
 299         fl_set_input_return(bullets_->input_bullet_latex, FL_RETURN_CHANGED);
 300         setPrehandler(bullets_->input_bullet_latex);
 301         fl_set_input_maxchars(bullets_->input_bullet_latex, 80);
 302
 303         bc().addReadOnly (bullets_->bmtable_bullet_panel);
 304         bc().addReadOnly (bullets_->choice_bullet_size);
 305         bc().addReadOnly (bullets_->input_bullet_latex);
 306         bc().addReadOnly (bullets_->radio_bullet_depth);
 307         bc().addReadOnly (bullets_->radio_bullet_panel);
 308
 309         fl_addto_tabfolder(dialog_->tabbed_folder,_("Document"),
 310                            class_->form);
 311         fl_addto_tabfolder(dialog_->tabbed_folder,_("Paper"),
 312                            paper_->form);
 313         fl_addto_tabfolder(dialog_->tabbed_folder,_("Language"),
 314                            language_->form);
 315         fl_addto_tabfolder(dialog_->tabbed_folder,_("Extra"),
 316                            options_->form);
 317         fbullet = fl_addto_tabfolder(dialog_->tabbed_folder,_("Bullets"),
 318                                      bullets_->form);
 319         if ((XpmVersion < 4) || (XpmVersion == 4 && XpmRevision < 7)) {
 320                 lyxerr << _("Your version of libXpm is older than 4.7.\n"
 321                             "The `bullet' tab of the document dialog "
 322                             "has been disabled") << '\n';
 323                 fl_deactivate_object(fbullet);
 324                 fl_set_object_lcol(fbullet, FL_INACTIVE);
 325         }
 326 }
 327
 328
 329 void FormDocument::apply()
 330 {
 331         if (!lv_->view()->available() || !dialog_.get())
 332                 return;
 333
 334         bool redo = class_apply();
 335         paper_apply();
 336         redo = language_apply() || redo;
 337         redo = options_apply() || redo;
 338         bullets_apply();
 339
 340         if (redo) {
 341                 lv_->view()->redoCurrentBuffer();
 342         }
 343         lv_->buffer()->markDirty();
 344         setMinibuffer(lv_, _("Document layout set"));
 345 }
 346
 347
 348 void FormDocument::cancel()
 349 {
 350         // this avoids confusion when reopening
 351         BufferParams & param = lv_->buffer()->params;
 352         param.temp_bullets[0] = param.user_defined_bullets[0];
 353         param.temp_bullets[1] = param.user_defined_bullets[1];
 354         param.temp_bullets[2] = param.user_defined_bullets[2];
 355         param.temp_bullets[3] = param.user_defined_bullets[3];
 356         hide();
 357 }
 358
 359
 360 void FormDocument::update()
 361 {
 362         if (!dialog_.get())
 363                 return;
 364
 365         checkReadOnly();
 366
 367         BufferParams const & params = lv_->buffer()->params;
 368
 369         class_update(params);
 370         paper_update(params);
 371         language_update(params);
 372         options_update(params);
 373         bullets_update(params);
 374 }
 375
 376
 377 namespace {
 378 // should this go elsewhere? Maybe a ControllerDocument? (JMarc)
 379 /** Save the buffer's parameters as user default.
 380     This function saves a file \c user_lyxdir/templates/defaults.lyx
 381     which parameters are those of the current buffer. This file
 382     is used as a default template when creating a new
 383     file. Returns \c true on success.
 384 */
 385 bool saveParamsAsDefault(BufferParams const &params)
 386 {
 387         if (!Alert::askQuestion(_("Do you want to save the current settings"),
 388                          _("for the document layout as default?"),
 389                          _("(they will be valid for any new document)")))
 390                 return false;
 391
 392         string const fname = AddName(AddPath(user_lyxdir, "templates/"),
 393                                      "defaults.lyx");
 394         Buffer defaults = Buffer(fname);
 395         defaults.params = params;
 396
 397         // add an empty paragraph. Is this enough?
 398         defaults.paragraph = new Paragraph;
 399
 400         return defaults.writeFile(defaults.fileName(), false);
 401 }
 402
 403 } //namespace
 404
 405 bool FormDocument::input(FL_OBJECT * ob, long data)
 406 {
 407         State cb = static_cast<State>(data);
 408
 409         switch (cb) {
 410         case CHECKCHOICECLASS:
 411                 CheckChoiceClass(ob, 0);
 412                 break;
 413         case CHOICEBULLETSIZE:
 414                 ChoiceBulletSize(ob, 0);
 415                 break;
 416         case INPUTBULLETLATEX:
 417                 InputBulletLaTeX(ob, 0);
 418                 break;
 419         case BULLETDEPTH1:
 420         case BULLETDEPTH2:
 421         case BULLETDEPTH3:
 422         case BULLETDEPTH4:
 423                 BulletDepth(ob, cb);
 424                 break;
 425         case BULLETPANEL1:
 426         case BULLETPANEL2:
 427         case BULLETPANEL3:
 428         case BULLETPANEL4:
 429         case BULLETPANEL5:
 430         case BULLETPANEL6:
 431                 BulletPanel(ob, cb);
 432                 break;
 433         case BULLETBMTABLE:
 434                 BulletBMTable(ob, 0);
 435                 break;
 436         default:
 437                 break;
 438         }
 439
 440         bool const length_input = fl_get_choice(class_->choice_doc_skip) == 4;
 441         if (ob == class_->choice_doc_skip) {
 442                 setEnabled(class_->input_doc_skip, length_input);
 443                 setEnabled(class_->choice_default_skip_units, length_input);
 444         }
 445
 446         if (ob == class_->choice_doc_spacing)
 447                 setEnabled(class_->input_doc_spacing,
 448                            fl_get_choice(class_->choice_doc_spacing) == 4);
 449
 450         bool const skip_used = fl_get_button(class_->radio_doc_skip);
 451         if (ob == class_->radio_doc_skip ||
 452             ob == class_->radio_doc_indent) {
 453                 setEnabled(class_->choice_doc_skip, skip_used);
 454                 setEnabled(class_->input_doc_skip,
 455                            skip_used && length_input);
 456                 setEnabled(class_->choice_default_skip_units,
 457                            skip_used && length_input);
 458                 // Default unit choice is cm if metric, inches if US paper.
 459                 // If papersize is default, check the lyxrc-settings
 460                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
 461                 bool const metric = (paperchoice == 1 && lyxrc.default_papersize > 3)
 462                         || paperchoice == 2 || paperchoice > 5;
 463                 int const default_unit = metric ? 8 : 9;
 464                 if (strip(fl_get_input(class_->input_doc_skip)).empty())
 465                         fl_set_choice(class_->choice_default_skip_units,
 466                                       default_unit);
 467         }
 468
 469         if (ob == options_->check_use_natbib) {
 470                 setEnabled(options_->choice_citation_format,
 471                            fl_get_button(options_->check_use_natbib));
 472         }
 473
 474         if (ob == dialog_->button_save_defaults) {
 475                 BufferParams params;
 476                 class_apply(params);
 477                 paper_apply(params);
 478                 language_apply(params);
 479                 options_apply(params);
 480                 bullets_apply(params);
 481                 saveParamsAsDefault(params);
 482         }
 483
 484         if (ob == dialog_->button_reset_defaults) {
 485                 BufferParams params = lv_->buffer()->params;
 486                 params.textclass = combo_doc_class->get() - 1;
 487                 params.useClassDefaults();
 488                 UpdateLayoutDocument(params);
 489         }
 490
 491         if (ob == paper_->radio_landscape)
 492                 fl_set_choice(paper_->choice_paperpackage,
 493                 BufferParams::PACKAGE_NONE + 1);
 494
 495         if (ob == paper_->choice_papersize) {
 496                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
 497                 bool const defsize = paperchoice == 1;
 498                 bool const custom = paperchoice == 2;
 499                 bool const a3size = paperchoice == 6;
 500                 bool const b3size = paperchoice == 9;
 501                 bool const b4size = paperchoice == 10;
 502
 503                 if (custom)
 504                         fl_set_button(paper_->radio_portrait, 1);
 505
 506                 bool const use_geom = (custom || a3size || b3size || b4size);
 507
 508                 fl_set_button(paper_->check_use_geometry, int(use_geom));
 509
 510                 setEnabled(paper_->input_top_margin,    use_geom);
 511                 setEnabled(paper_->input_bottom_margin, use_geom);
 512                 setEnabled(paper_->input_inner_margin,  use_geom);
 513                 setEnabled(paper_->input_outer_margin,  use_geom);
 514                 setEnabled(paper_->input_head_height,   use_geom);
 515                 setEnabled(paper_->input_head_sep,      use_geom);
 516                 setEnabled(paper_->input_foot_skip,     use_geom);
 517                 setEnabled(paper_->choice_top_margin_units,    use_geom);
 518                 setEnabled(paper_->choice_bottom_margin_units, use_geom);
 519                 setEnabled(paper_->choice_inner_margin_units,  use_geom);
 520                 setEnabled(paper_->choice_outer_margin_units,  use_geom);
 521                 setEnabled(paper_->choice_head_height_units,   use_geom);
 522                 setEnabled(paper_->choice_head_sep_units,      use_geom);
 523                 setEnabled(paper_->choice_foot_skip_units,     use_geom);
 524                 setEnabled(paper_->choice_custom_width_units,  use_geom);
 525                 setEnabled(paper_->choice_custom_height_units, use_geom);
 526
 527                 setEnabled(paper_->input_custom_width,  custom);
 528                 setEnabled(paper_->input_custom_height, custom);
 529                 setEnabled(paper_->choice_custom_width_units,  custom);
 530                 setEnabled(paper_->choice_custom_height_units, custom);
 531                 setEnabled(paper_->radio_portrait,  !custom);
 532                 setEnabled(paper_->radio_landscape, !custom);
 533
 534                 // Default unit choice is cm if metric, inches if US paper.
 535                 // If papersize is default, use the lyxrc-settings
 536                 bool const metric = (defsize && lyxrc.default_papersize > 3)
 537                         || paperchoice == 2 || paperchoice > 5;
 538                 int const default_unit = metric ? 8 : 9;
 539                 if (strip(fl_get_input(paper_->input_custom_width)).empty())
 540                 fl_set_choice(paper_->choice_custom_width_units,
 541                               default_unit);
 542                 if (strip(fl_get_input(paper_->input_custom_height)).empty())
 543                         fl_set_choice(paper_->choice_custom_height_units,
 544                                       default_unit);
 545                 if (strip(fl_get_input(paper_->input_top_margin)).empty())
 546                         fl_set_choice(paper_->choice_top_margin_units,
 547                                       default_unit);
 548                 if (strip(fl_get_input(paper_->input_bottom_margin)).empty())
 549                         fl_set_choice(paper_->choice_bottom_margin_units,
 550                                       default_unit);
 551                 if (strip(fl_get_input(paper_->input_inner_margin)).empty())
 552                         fl_set_choice(paper_->choice_inner_margin_units,
 553                                       default_unit);
 554                 if (strip(fl_get_input(paper_->input_outer_margin)).empty())
 555                         fl_set_choice(paper_->choice_outer_margin_units,
 556                                       default_unit);
 557                 if (strip(fl_get_input(paper_->input_head_height)).empty())
 558                         fl_set_choice(paper_->choice_head_height_units,
 559                                       default_unit);
 560                 if (strip(fl_get_input(paper_->input_head_sep)).empty())
 561                         fl_set_choice(paper_->choice_head_sep_units,
 562                                       default_unit);
 563                 if (strip(fl_get_input(paper_->input_foot_skip)).empty())
 564                         fl_set_choice(paper_->choice_foot_skip_units,
 565                                       default_unit);
 566         }
 567
 568         if (ob == paper_->choice_papersize ||
 569             ob == paper_->radio_portrait ||
 570             ob == paper_->radio_landscape) {
 571
 572                 setEnabled(paper_->choice_paperpackage,
 573                            //either default papersize (preferences)
 574                            //or document papersize has to be A4
 575                            (fl_get_choice(paper_->choice_papersize) == 7
 576                             || fl_get_choice(paper_->choice_papersize) == 1
 577                             && lyxrc.default_papersize == 5)
 578                            && fl_get_button(paper_->radio_portrait));
 579         }
 580
 581         if (ob == paper_->choice_paperpackage) {
 582                 if (fl_get_choice(paper_->choice_paperpackage) != 1) {
 583                         fl_set_button(paper_->check_use_geometry, 0);
 584
 585                         setEnabled(paper_->input_top_margin,    false);
 586                         setEnabled(paper_->input_bottom_margin, false);
 587                         setEnabled(paper_->input_inner_margin,  false);
 588                         setEnabled(paper_->input_outer_margin,  false);
 589                         setEnabled(paper_->input_head_height,   false);
 590                         setEnabled(paper_->input_head_sep,      false);
 591                         setEnabled(paper_->input_foot_skip,     false);
 592                         setEnabled(paper_->choice_top_margin_units,    false);
 593                         setEnabled(paper_->choice_bottom_margin_units, false);
 594                         setEnabled(paper_->choice_inner_margin_units,  false);
 595                         setEnabled(paper_->choice_outer_margin_units,  false);
 596                         setEnabled(paper_->choice_head_height_units,   false);
 597                         setEnabled(paper_->choice_head_sep_units,      false);
 598                         setEnabled(paper_->choice_foot_skip_units,     false);
 599                 }
 600         }
 601
 602         if (ob == paper_->check_use_geometry) {
 603                 //don't allow switching geometry off in custom papersize mode
 604                 //nor in A3, B3, and B4
 605                 int const choice = fl_get_choice(paper_->choice_papersize);
 606                 if (choice == 2 || choice == 6 || choice == 9 || choice == 10)
 607                         fl_set_button(paper_->check_use_geometry, 1);
 608
 609                 fl_set_choice(paper_->choice_paperpackage,
 610                               BufferParams::PACKAGE_NONE + 1);
 611
 612                 bool const use_geom = fl_get_button(paper_->check_use_geometry);
 613                 setEnabled(paper_->input_top_margin,    use_geom);
 614                 setEnabled(paper_->input_bottom_margin, use_geom);
 615                 setEnabled(paper_->input_inner_margin,  use_geom);
 616                 setEnabled(paper_->input_outer_margin,  use_geom);
 617                 setEnabled(paper_->input_head_height,   use_geom);
 618                 setEnabled(paper_->input_head_sep,      use_geom);
 619                 setEnabled(paper_->input_foot_skip,     use_geom);
 620                 setEnabled(paper_->choice_top_margin_units,    use_geom);
 621                 setEnabled(paper_->choice_bottom_margin_units, use_geom);
 622                 setEnabled(paper_->choice_inner_margin_units,  use_geom);
 623                 setEnabled(paper_->choice_outer_margin_units,  use_geom);
 624                 setEnabled(paper_->choice_head_height_units,   use_geom);
 625                 setEnabled(paper_->choice_head_sep_units,      use_geom);
 626                 setEnabled(paper_->choice_foot_skip_units,     use_geom);
 627         }
 628
 629         switch (data) {
 630         case INPUT:
 631         case CHECKCHOICECLASS:
 632         case CHOICEBULLETSIZE:
 633         case INPUTBULLETLATEX:
 634         case BULLETBMTABLE:
 635                 return CheckDocumentInput(ob, 0);
 636         default:
 637                 break;
 638         }
 639
 640         return true;
 641 }
 642
 643
 644 void FormDocument::ComboInputCB(int, void * v, Combox * combox)
 645 {
 646         FormDocument * pre = static_cast<FormDocument*>(v);
 647         if (combox == pre->combo_doc_class.get())
 648                 pre->CheckChoiceClass(0, 0);
 649         pre->bc().valid(pre->CheckDocumentInput(0,0));
 650 }
 651
 652
 653 bool FormDocument::class_apply(BufferParams &params)
 654 {
 655         bool redo = false;
 656
 657         // If default skip is a "Length" but there's no text in the
 658         // input field, reset the kind to "Medskip", which is the default.
 659         if ((fl_get_choice (class_->choice_doc_skip) == 4) &&
 660             !*(fl_get_input (class_->input_doc_skip))) {
 661                 fl_set_choice (class_->choice_doc_skip, 2);
 662         }
 663         params.fonts = fl_get_choice_text(class_->choice_doc_fonts);
 664         params.fontsize = fl_get_choice_text(class_->choice_doc_fontsize);
 665         params.pagestyle = fl_get_choice_text(class_->choice_doc_pagestyle);
 666
 667         params.textclass = combo_doc_class->get() - 1;
 668
 669         BufferParams::PARSEP tmpsep = params.paragraph_separation;
 670         if (fl_get_button(class_->radio_doc_indent))
 671                 params.paragraph_separation = BufferParams::PARSEP_INDENT;
 672         else
 673                 params.paragraph_separation = BufferParams::PARSEP_SKIP;
 674         if (tmpsep != params.paragraph_separation)
 675                 redo = true;
 676
 677         VSpace tmpdefskip = params.getDefSkip();
 678         switch (fl_get_choice (class_->choice_doc_skip)) {
 679         case 1:
 680                 params.setDefSkip(VSpace(VSpace::SMALLSKIP));
 681                 break;
 682         case 2:
 683                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 684                 break;
 685         case 3:
 686             params.setDefSkip(VSpace(VSpace::BIGSKIP));
 687             break;
 688         case 4:
 689         {
 690                 string const length =
 691                         getLengthFromWidgets(class_->input_doc_skip,
 692                                              class_->choice_default_skip_units);
 693
 694                 params.setDefSkip(VSpace(LyXGlueLength(length)));
 695                 break;
 696         }
 697         default:
 698                 // DocumentDefskipCB assures that this never happens
 699                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 700                 break;
 701         }
 702         if (!(tmpdefskip == params.getDefSkip()))
 703                 redo = true;
 704
 705         if (fl_get_button(class_->radio_doc_columns_two))
 706                 params.columns = 2;
 707         else
 708                 params.columns = 1;
 709         if (fl_get_button(class_->radio_doc_sides_two))
 710                 params.sides = LyXTextClass::TwoSides;
 711         else
 712                 params.sides = LyXTextClass::OneSide;
 713
 714         Spacing tmpSpacing = params.spacing;
 715         switch (fl_get_choice(class_->choice_doc_spacing)) {
 716         case 1:
 717                 lyxerr[Debug::INFO] << "Spacing: SINGLE\n";
 718                 params.spacing.set(Spacing::Single);
 719                 break;
 720         case 2:
 721                 lyxerr[Debug::INFO] << "Spacing: ONEHALF\n";
 722                 params.spacing.set(Spacing::Onehalf);
 723                 break;
 724         case 3:
 725                 lyxerr[Debug::INFO] << "Spacing: DOUBLE\n";
 726                 params.spacing.set(Spacing::Double);
 727                 break;
 728         case 4:
 729                 lyxerr[Debug::INFO] << "Spacing: OTHER\n";
 730                 params.spacing.set(Spacing::Other,
 731                                    fl_get_input(class_->input_doc_spacing));
 732                 break;
 733         }
 734         if (tmpSpacing != params.spacing)
 735                 redo = true;
 736
 737         params.options = fl_get_input(class_->input_doc_extra);
 738
 739         return redo;
 740 }
 741
 742
 743 bool FormDocument::class_apply()
 744 {
 745         BufferParams &params = lv_->buffer()->params;
 746
 747         unsigned int const old_class = params.textclass;
 748
 749         bool redo = class_apply(params);
 750
 751         if (params.textclass != old_class) {
 752                 // try to load new_class
 753                 if (textclasslist[params.textclass].load()) {
 754                         // successfully loaded
 755                         redo = true;
 756                         setMinibuffer(lv_, _("Converting document to new document class..."));
 757                         int ret = CutAndPaste::SwitchLayoutsBetweenClasses(
 758                                 old_class, params.textclass,
 759                                 lv_->buffer()->paragraph,
 760                                 lv_->buffer()->params);
 761                         if (ret) {
 762                                 string s;
 763                                 if (ret == 1) {
 764                                         s = _("One paragraph couldn't be converted");
 765                                 } else {
 766                                         s += tostr(ret);
 767                                         s += _(" paragraphs couldn't be converted");
 768                                 }
 769                                 Alert::alert(_("Conversion Errors!"),s,
 770                                            _("into chosen document class"));
 771                         }
 772
 773                 } else {
 774                         // problem changing class -- warn user and retain old style
 775                         Alert::alert(_("Conversion Errors!"),
 776                                    _("Errors loading new document class."),
 777                                    _("Reverting to original document class."));
 778                         combo_doc_class->select(int(old_class) + 1);
 779                 }
 780         }
 781
 782         return redo;
 783 }
 784
 785
 786 void FormDocument::paper_apply(BufferParams & params)
 787 {
 788         params.papersize2 = char(fl_get_choice(paper_->choice_papersize)-1);
 789
 790         params.paperpackage =
 791                 char(fl_get_choice(paper_->choice_paperpackage)-1);
 792
 793         // set params.papersize from params.papersize2 and params.paperpackage
 794         params.setPaperStuff();
 795
 796         params.use_geometry = fl_get_button(paper_->check_use_geometry);
 797
 798         if (fl_get_button(paper_->radio_landscape))
 799                 params.orientation = BufferParams::ORIENTATION_LANDSCAPE;
 800         else
 801                 params.orientation = BufferParams::ORIENTATION_PORTRAIT;
 802
 803         params.paperwidth =
 804                 getLengthFromWidgets(paper_->input_custom_width,
 805                                      paper_->choice_custom_width_units);
 806
 807         params.paperheight =
 808                 getLengthFromWidgets(paper_->input_custom_height,
 809                                      paper_->choice_custom_height_units);
 810
 811         params.leftmargin =
 812                 getLengthFromWidgets(paper_->input_inner_margin,
 813                                      paper_->choice_inner_margin_units);
 814
 815         params.topmargin =
 816                 getLengthFromWidgets(paper_->input_top_margin,
 817                                      paper_->choice_top_margin_units);
 818
 819         params.rightmargin =
 820                 getLengthFromWidgets(paper_->input_outer_margin,
 821                                      paper_->choice_outer_margin_units);
 822
 823         params.bottommargin =
 824                 getLengthFromWidgets(paper_->input_bottom_margin,
 825                                      paper_->choice_bottom_margin_units);
 826
 827         params.headheight =
 828                 getLengthFromWidgets(paper_->input_head_height,
 829                                      paper_->choice_head_height_units);
 830
 831         params.headsep =
 832                 getLengthFromWidgets(paper_->input_head_sep,
 833                                      paper_->choice_head_sep_units);
 834
 835         params.footskip =
 836                 getLengthFromWidgets(paper_->input_foot_skip,
 837                                      paper_->choice_foot_skip_units);
 838 }
 839
 840
 841 void FormDocument::paper_apply()
 842 {
 843         paper_apply(lv_->buffer()->params);
 844 }
 845
 846
 847 bool FormDocument::language_apply(BufferParams & params)
 848 {
 849         InsetQuotes::quote_language lga = InsetQuotes::EnglishQ;
 850         bool redo = false;
 851
 852         switch (fl_get_choice(language_->choice_quotes_language) - 1) {
 853         case 0:
 854                 lga = InsetQuotes::EnglishQ;
 855                 break;
 856         case 1:
 857                 lga = InsetQuotes::SwedishQ;
 858                 break;
 859         case 2:
 860                 lga = InsetQuotes::GermanQ;
 861                 break;
 862         case 3:
 863                 lga = InsetQuotes::PolishQ;
 864                 break;
 865         case 4:
 866                 lga = InsetQuotes::FrenchQ;
 867                 break;
 868         case 5:
 869                 lga = InsetQuotes::DanishQ;
 870                 break;
 871         }
 872         params.quotes_language = lga;
 873         if (fl_get_button(language_->radio_single))
 874                 params.quotes_times = InsetQuotes::SingleQ;
 875         else
 876                 params.quotes_times = InsetQuotes::DoubleQ;
 877
 878         Language const * old_language = params.language;
 879         Language const * new_language =
 880                 languages.getLanguage(combo_language->getline());
 881         if (!new_language)
 882                 new_language = default_language;
 883
 884         if (old_language != new_language
 885             && old_language->RightToLeft() == params.language->RightToLeft()
 886             && !lv_->buffer()->isMultiLingual())
 887                 lv_->buffer()->changeLanguage(old_language, params.language);
 888
 889         if (old_language != new_language) {
 890                 redo = true;
 891         }
 892
 893         params.language = new_language;
 894         params.inputenc = fl_get_choice_text(language_->choice_inputenc);
 895
 896         return redo;
 897 }
 898
 899
 900 bool FormDocument::language_apply()
 901 {
 902         return language_apply(lv_->buffer()->params);
 903 }
 904
 905
 906 bool FormDocument::options_apply(BufferParams & params)
 907 {
 908         bool redo = false;
 909
 910         params.graphicsDriver =
 911                 fl_get_choice_text(options_->choice_postscript_driver);
 912         params.use_amsmath = fl_get_button(options_->check_use_amsmath);
 913         params.use_natbib  = fl_get_button(options_->check_use_natbib);
 914         params.use_numerical_citations  =
 915                 fl_get_choice(options_->choice_citation_format)-1;
 916
 917         int tmpchar = int(fl_get_counter_value(options_->slider_secnumdepth));
 918         if (params.secnumdepth != tmpchar)
 919                 redo = true;
 920         params.secnumdepth = tmpchar;
 921
 922         params.tocdepth = int(fl_get_counter_value(options_->slider_tocdepth));
 923
 924         params.float_placement =
 925                 fl_get_input(options_->input_float_placement);
 926
 927         return redo;
 928 }
 929
 930
 931 bool FormDocument::options_apply()
 932 {
 933         return options_apply(lv_->buffer()->params);
 934 }
 935
 936
 937 void FormDocument::bullets_apply(BufferParams & params)
 938 {
 939         /* update the bullet settings */
 940         BufferParams & buf_params = lv_->buffer()->params;
 941
 942         // a little bit of loop unrolling
 943         params.user_defined_bullets[0] = buf_params.temp_bullets[0];
 944         params.user_defined_bullets[1] = buf_params.temp_bullets[1];
 945         params.user_defined_bullets[2] = buf_params.temp_bullets[2];
 946         params.user_defined_bullets[3] = buf_params.temp_bullets[3];
 947 }
 948
 949
 950 void FormDocument::bullets_apply()
 951 {
 952         bullets_apply(lv_->buffer()->params);
 953 }
 954
 955
 956 void FormDocument::class_update(BufferParams const & params)
 957 {
 958         if (!class_.get())
 959                 return;
 960
 961         LyXTextClass const & tclass = textclasslist[params.textclass];
 962
 963         combo_doc_class->select(tclass.description());
 964         fl_set_choice_text(class_->choice_doc_fonts, params.fonts.c_str());
 965         fl_clear_choice(class_->choice_doc_fontsize);
 966         fl_addto_choice(class_->choice_doc_fontsize, "default");
 967         fl_addto_choice(class_->choice_doc_fontsize,
 968                         tclass.opt_fontsize().c_str());
 969         fl_set_choice(class_->choice_doc_fontsize,
 970                       tokenPos(tclass.opt_fontsize(), '|', params.fontsize)+2);
 971         fl_clear_choice(class_->choice_doc_pagestyle);
 972         fl_addto_choice(class_->choice_doc_pagestyle, "default");
 973         fl_addto_choice(class_->choice_doc_pagestyle,
 974                         tclass.opt_pagestyle().c_str());
 975         fl_set_choice(class_->choice_doc_pagestyle,
 976                       tokenPos(tclass.opt_pagestyle(), '|', params.pagestyle)+2);
 977         fl_set_button(class_->radio_doc_indent, 0);
 978         fl_set_button(class_->radio_doc_skip, 0);
 979         if (params.paragraph_separation == BufferParams::PARSEP_INDENT)
 980                 fl_set_button(class_->radio_doc_indent, 1);
 981         else
 982                 fl_set_button(class_->radio_doc_skip, 1);
 983
 984         bool const input_length = fl_get_choice(class_->choice_doc_skip) == 4;
 985         setEnabled(class_->choice_default_skip_units, input_length);
 986         setEnabled(class_->input_doc_skip, input_length);
 987
 988         switch (params.getDefSkip().kind()) {
 989         case VSpace::SMALLSKIP:
 990                 fl_set_choice (class_->choice_doc_skip, 1);
 991                 break;
 992         case VSpace::MEDSKIP:
 993                 fl_set_choice (class_->choice_doc_skip, 2);
 994                 break;
 995         case VSpace::BIGSKIP:
 996                 fl_set_choice (class_->choice_doc_skip, 3);
 997                 break;
 998         case VSpace::LENGTH:
 999         {
1000                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
1001                 bool const metric = (paperchoice == 1 && lyxrc.default_papersize > 3)
1002                         || paperchoice == 2 || paperchoice > 5;
1003                 string const default_unit = metric ? "cm" : "in";
1004                 string const length = params.getDefSkip().asLyXCommand();
1005                 updateWidgetsFromLengthString(class_->input_doc_skip,
1006                                       class_->choice_default_skip_units,
1007                                       length, default_unit);
1008                 break;
1009         }
1010         default:
1011                 fl_set_choice (class_->choice_doc_skip, 2);
1012                 break;
1013         }
1014         fl_set_button(class_->radio_doc_sides_one, 0);
1015         fl_set_button(class_->radio_doc_sides_two, 0);
1016         setEnabled(class_->choice_doc_skip,
1017                    fl_get_button(class_->radio_doc_skip));
1018
1019         if (params.sides == LyXTextClass::TwoSides)
1020                 fl_set_button(class_->radio_doc_sides_two, 1);
1021         else
1022                 fl_set_button(class_->radio_doc_sides_one, 1);
1023         fl_set_button(class_->radio_doc_columns_one, 0);
1024         fl_set_button(class_->radio_doc_columns_two, 0);
1025         if (params.columns == 2)
1026                 fl_set_button(class_->radio_doc_columns_two, 1);
1027         else
1028                 fl_set_button(class_->radio_doc_columns_one, 1);
1029
1030         fl_set_input(class_->input_doc_spacing, "");
1031         setEnabled(class_->input_doc_spacing, false);
1032
1033         switch (params.spacing.getSpace()) {
1034         case Spacing::Default: // nothing bad should happen with this
1035         case Spacing::Single:
1036                 // \singlespacing
1037                 fl_set_choice(class_->choice_doc_spacing, 1);
1038                 break;
1039         case Spacing::Onehalf:
1040                 // \onehalfspacing
1041                 fl_set_choice(class_->choice_doc_spacing, 2);
1042                 break;
1043         case Spacing::Double:
1044                 // \doublespacing
1045                 fl_set_choice(class_->choice_doc_spacing, 3);
1046                 break;
1047         case Spacing::Other:
1048         {
1049                 fl_set_choice(class_->choice_doc_spacing, 4);
1050                 char sval[20];
1051                 sprintf(sval,"%g",params.spacing.getValue());
1052                 fl_set_input(class_->input_doc_spacing, sval);
1053                 setEnabled(class_->input_doc_spacing, true);
1054                 break;
1055         }
1056         }
1057         if (!params.options.empty())
1058                 fl_set_input(class_->input_doc_extra, params.options.c_str());
1059         else
1060                 fl_set_input(class_->input_doc_extra, "");
1061 }
1062
1063
1064 void FormDocument::language_update(BufferParams const & params)
1065 {
1066         if (!language_.get())
1067                 return;
1068
1069         combo_language->select(params.language->lang());
1070         fl_set_choice_text(language_->choice_inputenc, params.inputenc.c_str());
1071         fl_set_choice(language_->choice_quotes_language, params.quotes_language + 1);
1072         fl_set_button(language_->radio_single, 0);
1073         fl_set_button(language_->radio_double, 0);
1074         if (params.quotes_times == InsetQuotes::SingleQ)
1075                 fl_set_button(language_->radio_single, 1);
1076         else
1077                 fl_set_button(language_->radio_double, 1);
1078 }
1079
1080
1081 void FormDocument::options_update(BufferParams const & params)
1082 {
1083         if (!options_.get())
1084                 return;
1085
1086         fl_set_choice_text(options_->choice_postscript_driver,
1087                            params.graphicsDriver.c_str());
1088         fl_set_button(options_->check_use_amsmath, params.use_amsmath);
1089         fl_set_button(options_->check_use_natbib,  params.use_natbib);
1090         fl_set_choice(options_->choice_citation_format,
1091                       int(params.use_numerical_citations)+1);
1092         setEnabled(options_->choice_citation_format, params.use_natbib);
1093         fl_set_counter_value(options_->slider_secnumdepth, params.secnumdepth);
1094         fl_set_counter_value(options_->slider_tocdepth, params.tocdepth);
1095         if (!params.float_placement.empty())
1096                 fl_set_input(options_->input_float_placement,
1097                              params.float_placement.c_str());
1098         else
1099                 fl_set_input(options_->input_float_placement, "");
1100 }
1101
1102
1103 void FormDocument::paper_update(BufferParams const & params)
1104 {
1105         if (!paper_.get())
1106                 return;
1107
1108         fl_set_choice(paper_->choice_papersize, params.papersize2 + 1);
1109         fl_set_choice(paper_->choice_paperpackage, params.paperpackage + 1);
1110         fl_set_button(paper_->check_use_geometry, params.use_geometry);
1111
1112         int const paperchoice = fl_get_choice(paper_->choice_papersize);
1113         bool const useCustom = paperchoice == 2;
1114         bool const useGeom = fl_get_button(paper_->check_use_geometry);
1115
1116         fl_set_button(paper_->radio_portrait, 0);
1117         setEnabled(paper_->radio_portrait, !useCustom);
1118         fl_set_button(paper_->radio_landscape, 0);
1119         setEnabled(paper_->radio_landscape, !useCustom);
1120
1121         if (params.orientation == BufferParams::ORIENTATION_LANDSCAPE)
1122                 fl_set_button(paper_->radio_landscape, 1);
1123         else
1124                 fl_set_button(paper_->radio_portrait, 1);
1125         setEnabled(paper_->choice_paperpackage,
1126                    //either default papersize (preferences)
1127                    //or document papersize has to be A4
1128                    (paperchoice == 7
1129                     || paperchoice == 1 && lyxrc.default_papersize == 5)
1130                    && fl_get_button(paper_->radio_portrait));
1131
1132         // Default unit choice is cm if metric, inches if US paper.
1133         bool const metric = (paperchoice == 1 && lyxrc.default_papersize > 3)
1134                         || paperchoice == 2 || paperchoice > 5;
1135         string const default_unit = metric ? "cm" : "in";
1136         updateWidgetsFromLengthString(paper_->input_custom_width,
1137                               paper_->choice_custom_width_units,
1138                               params.paperwidth, default_unit);
1139         setEnabled(paper_->input_custom_width, useCustom);
1140         setEnabled(paper_->choice_custom_width_units, useCustom);
1141
1142         updateWidgetsFromLengthString(paper_->input_custom_height,
1143                                       paper_->choice_custom_height_units,
1144                                       params.paperheight, default_unit);
1145         setEnabled(paper_->input_custom_height, useCustom);
1146         setEnabled(paper_->choice_custom_height_units, useCustom);
1147
1148         updateWidgetsFromLengthString(paper_->input_inner_margin,
1149                                       paper_->choice_inner_margin_units,
1150                                       params.leftmargin, default_unit);
1151         setEnabled(paper_->input_inner_margin, useGeom);
1152         setEnabled(paper_->choice_inner_margin_units, useGeom);
1153
1154         updateWidgetsFromLengthString(paper_->input_top_margin,
1155                                       paper_->choice_top_margin_units,
1156                                       params.topmargin, default_unit);
1157         setEnabled(paper_->input_top_margin, useGeom);
1158         setEnabled(paper_->choice_top_margin_units, useGeom);
1159
1160         updateWidgetsFromLengthString(paper_->input_outer_margin,
1161                                       paper_->choice_outer_margin_units,
1162                                       params.rightmargin, default_unit);
1163         setEnabled(paper_->input_outer_margin, useGeom);
1164         setEnabled(paper_->choice_outer_margin_units, useGeom);
1165
1166         updateWidgetsFromLengthString(paper_->input_bottom_margin,
1167                                       paper_->choice_bottom_margin_units,
1168                                       params.bottommargin, default_unit);
1169         setEnabled(paper_->input_bottom_margin, useGeom);
1170         setEnabled(paper_->choice_bottom_margin_units, useGeom);
1171
1172         updateWidgetsFromLengthString(paper_->input_head_height,
1173                                       paper_->choice_head_height_units,
1174                                       params.headheight, default_unit);
1175         setEnabled(paper_->input_head_height, useGeom);
1176         setEnabled(paper_->choice_head_height_units, useGeom);
1177
1178         updateWidgetsFromLengthString(paper_->input_head_sep,
1179                                       paper_->choice_head_sep_units,
1180                                       params.headsep, default_unit);
1181         setEnabled(paper_->input_head_sep, useGeom);
1182         setEnabled(paper_->choice_head_sep_units, useGeom);
1183
1184         updateWidgetsFromLengthString(paper_->input_foot_skip,
1185                                       paper_->choice_foot_skip_units,
1186                                       params.footskip, default_unit);
1187         setEnabled(paper_->input_foot_skip, useGeom);
1188         setEnabled(paper_->choice_foot_skip_units, useGeom);
1189
1190         fl_set_focus_object(paper_->form, paper_->choice_papersize);
1191 }
1192
1193
1194 void FormDocument::bullets_update(BufferParams const & params)
1195 {
1196         if (!bullets_.get() ||
1197             ((XpmVersion<4) ||
1198              (XpmVersion==4 && XpmRevision<7)))
1199                 return;
1200
1201         bool const isLinuxDoc = lv_->buffer()->isLinuxDoc();
1202         setEnabled(fbullet, !isLinuxDoc);
1203
1204         if (isLinuxDoc) return;
1205
1206         fl_set_button(bullets_->radio_bullet_depth_1, 1);
1207         fl_set_input(bullets_->input_bullet_latex,
1208                      params.user_defined_bullets[0].getText().c_str());
1209         fl_set_choice(bullets_->choice_bullet_size,
1210                       params.user_defined_bullets[0].getSize() + 2);
1211 }
1212
1213
1214 void FormDocument::checkReadOnly()
1215 {
1216         if (bc().readOnly(lv_->buffer()->isReadonly())) {
1217                 combo_doc_class->deactivate();
1218                 combo_language->deactivate();
1219                 fl_set_object_label(dialog_->text_warning,
1220                                     _("Document is read-only."
1221                                       " No changes to layout permitted."));
1222                 fl_show_object(dialog_->text_warning);
1223         } else {
1224                 combo_doc_class->activate();
1225                 combo_language->activate();
1226                 fl_hide_object(dialog_->text_warning);
1227         }
1228 }
1229
1230
1231 bool FormDocument::CheckDocumentInput(FL_OBJECT * ob, long)
1232 {
1233         string str;
1234         bool ok = true;
1235         char const * input;
1236
1237         // this has to be all out of if/elseif because it has to deactivate
1238         // the document buttons and so the whole stuff has to be tested again.
1239         // disable OK/Apply if input is not valid
1240         str = fl_get_input(class_->input_doc_skip);
1241         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1242         str = fl_get_input(paper_->input_custom_width);
1243         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1244         str = fl_get_input(paper_->input_custom_height);
1245         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1246         str = fl_get_input(paper_->input_outer_margin);
1247         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1248         str = fl_get_input(paper_->input_inner_margin);
1249         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1250         str = fl_get_input(paper_->input_top_margin);
1251         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1252         str = fl_get_input(paper_->input_bottom_margin);
1253         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1254         str = fl_get_input(paper_->input_head_height);
1255         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1256         str = fl_get_input(paper_->input_head_sep);
1257         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1258         str = fl_get_input(paper_->input_foot_skip);
1259         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1260
1261         //display warning if input is not valid
1262         if (ob == class_->input_doc_skip
1263                         || ob == paper_->input_custom_width
1264                         || ob == paper_->input_custom_height
1265                         || ob == paper_->input_outer_margin
1266                         || ob == paper_->input_inner_margin
1267                         || ob == paper_->input_top_margin
1268                         || ob == paper_->input_bottom_margin
1269                         || ob == paper_->input_head_height
1270                         || ob == paper_->input_head_sep
1271                         || ob == paper_->input_foot_skip) {
1272                 if (!ok) {
1273                         fl_set_object_label(dialog_->text_warning,
1274                                 _("Warning: Invalid Length (valid example: 10mm)"));
1275                         fl_show_object(dialog_->text_warning);
1276                         return false;
1277                 } else {
1278                         fl_hide_object(dialog_->text_warning);
1279                         return true;
1280                 }
1281         }
1282
1283         // "Synchronize" the choice and the input field, so that it
1284         // is impossible to commit senseless data.
1285         input = fl_get_input (class_->input_doc_skip);
1286         if ((fl_get_choice(class_->choice_doc_skip) == 4) && !*input)
1287                 ok = false;
1288         else if (fl_get_choice(class_->choice_doc_skip) != 4)
1289                 fl_set_input (class_->input_doc_skip, "");
1290
1291         input = fl_get_input(class_->input_doc_spacing);
1292         if ((fl_get_choice(class_->choice_doc_spacing) == 4) && !*input)
1293                 ok = false;
1294         else if (fl_get_choice(class_->choice_doc_spacing) != 4)
1295                 fl_set_input (class_->input_doc_spacing, "");
1296         return ok;
1297 }
1298
1299
1300 void FormDocument::ChoiceBulletSize(FL_OBJECT * ob, long /*data*/)
1301 {
1302         BufferParams & param = lv_->buffer()->params;
1303
1304         // convert from 1-6 range to -1-4
1305         param.temp_bullets[current_bullet_depth].setSize(fl_get_choice(ob) - 2);
1306         fl_set_input(bullets_->input_bullet_latex,
1307                      param.temp_bullets[current_bullet_depth].getText().c_str());
1308 }
1309
1310
1311 void FormDocument::InputBulletLaTeX(FL_OBJECT *, long)
1312 {
1313         BufferParams & param = lv_->buffer()->params;
1314
1315         param.temp_bullets[current_bullet_depth].
1316                 setText(fl_get_input(bullets_->input_bullet_latex));
1317 }
1318
1319
1320 void FormDocument::BulletDepth(FL_OBJECT * ob, State cb)
1321 {
1322         /* Should I do the following:                                 */
1323         /*  1. change to the panel that the current bullet belongs in */
1324         /*  2. show that bullet as selected                           */
1325         /*  3. change the size setting to the size of the bullet in Q.*/
1326         /*  4. display the latex equivalent in the latex box          */
1327         /*                                                            */
1328         /* I'm inclined to just go with 3 and 4 at the moment and     */
1329         /* maybe try to support the others later                      */
1330         BufferParams & param = lv_->buffer()->params;
1331
1332         int data = 0;
1333         if (cb == BULLETDEPTH1)
1334                 data = 0;
1335         else if (cb == BULLETDEPTH2)
1336                 data = 1;
1337         else if (cb == BULLETDEPTH3)
1338                 data = 2;
1339         else if (cb == BULLETDEPTH4)
1340                 data = 3;
1341
1342         switch (fl_get_button_numb(ob)) {
1343         case 3:
1344                 // right mouse button resets to default
1345                 param.temp_bullets[data] = ITEMIZE_DEFAULTS[data];
1346         default:
1347                 current_bullet_depth = data;
1348                 fl_set_input(bullets_->input_bullet_latex,
1349                              param.temp_bullets[data].getText().c_str());
1350                 fl_set_choice(bullets_->choice_bullet_size,
1351                               param.temp_bullets[data].getSize() + 2);
1352         }
1353 }
1354
1355
1356 void FormDocument::BulletPanel(FL_OBJECT * /*ob*/, State cb)
1357 {
1358         /* Here we have to change the background pixmap to that selected */
1359         /* by the user. (eg. standard.xpm, psnfss1.xpm etc...)           */
1360
1361         int data = 0;
1362         if (cb == BULLETPANEL1)
1363                 data = 0;
1364         else if (cb == BULLETPANEL2)
1365                 data = 1;
1366         else if (cb == BULLETPANEL3)
1367                 data = 2;
1368         else if (cb == BULLETPANEL4)
1369                 data = 3;
1370         else if (cb == BULLETPANEL5)
1371                 data = 4;
1372         else if (cb == BULLETPANEL6)
1373                 data = 5;
1374
1375         if (data != current_bullet_panel) {
1376                 fl_freeze_form(bullets_->form);
1377                 current_bullet_panel = data;
1378
1379                 /* free the current pixmap */
1380                 fl_free_bmtable_pixmap(bullets_->bmtable_bullet_panel);
1381                 string new_panel;
1382                 switch (cb) {
1383                         /* display the new one */
1384                 case BULLETPANEL1 :
1385                         new_panel = "standard";
1386                         break;
1387                 case BULLETPANEL2 :
1388                         new_panel = "amssymb";
1389                         break;
1390                 case BULLETPANEL3 :
1391                         new_panel = "psnfss1";
1392                         break;
1393                 case BULLETPANEL4 :
1394                         new_panel = "psnfss2";
1395                         break;
1396                 case BULLETPANEL5 :
1397                         new_panel = "psnfss3";
1398                         break;
1399                 case BULLETPANEL6 :
1400                         new_panel = "psnfss4";
1401                         break;
1402                 default :
1403                         /* something very wrong happened */
1404                         // play it safe for now but should be an exception
1405                         current_bullet_panel = 0;  // standard panel
1406                         new_panel = "standard";
1407                         break;
1408                 }
1409                 new_panel += ".xpm";
1410                 fl_set_bmtable_pixmap_file(bullets_->bmtable_bullet_panel, 6, 6,
1411                                            LibFileSearch("images", new_panel).c_str());
1412                 fl_redraw_object(bullets_->bmtable_bullet_panel);
1413                 fl_unfreeze_form(bullets_->form);
1414         }
1415 }
1416
1417
1418 void FormDocument::BulletBMTable(FL_OBJECT * ob, long /*data*/)
1419 {
1420         /* handle the user input by setting the current bullet depth's pixmap */
1421         /* to that extracted from the current chosen position of the BMTable  */
1422         /* Don't forget to free the button's old pixmap first.                */
1423
1424         BufferParams & param = lv_->buffer()->params;
1425         int bmtable_button = fl_get_bmtable(ob);
1426
1427         /* try to keep the button held down till another is pushed */
1428         /*  fl_set_bmtable(ob, 1, bmtable_button); */
1429         param.temp_bullets[current_bullet_depth].setFont(current_bullet_panel);
1430         param.temp_bullets[current_bullet_depth].setCharacter(bmtable_button);
1431         fl_set_input(bullets_->input_bullet_latex,
1432                      param.temp_bullets[current_bullet_depth].getText().c_str());
1433 }
1434
1435
1436 void FormDocument::CheckChoiceClass(FL_OBJECT * ob, long)
1437 {
1438         if (!ob)
1439                 ob = class_->choice_doc_class;
1440
1441         lv_->prohibitInput();
1442
1443         unsigned int tc = combo_doc_class->get() - 1;
1444         if (textclasslist[tc].load()) {
1445                 // we use a copy of the bufferparams because we do not
1446                 // want to modify them yet.
1447                 BufferParams params = lv_->buffer()->params;
1448
1449                 if (lyxrc.auto_reset_options) {
1450                         params.textclass = tc;
1451                         params.useClassDefaults();
1452                         UpdateLayoutDocument(params);
1453                 }
1454         } else {
1455                 // unable to load new style
1456                 Alert::alert(_("Conversion Errors!"),
1457                            _("Unable to switch to new document class."),
1458                            _("Reverting to original document class."));
1459                 combo_doc_class->select(int(lv_->buffer()->params.textclass) + 1);
1460         }
1461         lv_->allowInput();
1462 }
1463
1464
1465 void FormDocument::UpdateLayoutDocument(BufferParams const & params)
1466 {
1467         if (!dialog_.get())
1468                 return;
1469
1470         checkReadOnly();
1471         class_update(params);
1472         paper_update(params);
1473         language_update(params);
1474         options_update(params);
1475         bullets_update(params);
1476 }