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 "forms/form_document.h"
  20 #include "Alert.h"
  21 #include "lyxtextclasslist.h"
  22 #include "combox.h"
  23 #include "tex-strings.h"
  24 #include "bufferparams.h"
  25 #include "vspace.h"
  26 #include "bmtable.h"
  27 #include "language.h"
  28 #include "frnt_lang.h"
  29 #include "frontends/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 FORMS_H_LOCATION
  49
  50 #include <boost/bind.hpp>
  51
  52 #include <functional>
  53
  54 using std::bind2nd;
  55
  56 using Liason::setMinibuffer;
  57 using std::vector;
  58
  59 FormDocument::FormDocument(LyXView * lv, Dialogs * d)
  60         : FormBaseBD(lv, d, _("Document Layout")),
  61           ActCell(0), Confirmed(0),
  62           current_bullet_panel(0), current_bullet_depth(0), fbullet(0)
  63 {
  64 }
  65
  66
  67 void FormDocument::redraw()
  68 {
  69         if (form() && form()->visible)
  70                 fl_redraw_form(form());
  71         else
  72                 return;
  73
  74         FL_FORM * outer_form = fl_get_active_folder(dialog_->tabfolder);
  75         if (outer_form && outer_form->visible)
  76                 fl_redraw_form(outer_form);
  77 }
  78
  79
  80 FL_FORM * FormDocument::form() const
  81 {
  82         if (dialog_.get()) return dialog_->form;
  83         return 0;
  84 }
  85
  86
  87 void FormDocument::build()
  88 {
  89         int n;
  90
  91         // the tabbed folder
  92         dialog_.reset(build_document(this));
  93
  94         // Allow the base class to control messages
  95         setMessageWidget(dialog_->text_warning);
  96
  97         // Manage the restore, ok, apply, restore and cancel/close buttons
  98         bc().setOK(dialog_->button_ok);
  99         bc().setApply(dialog_->button_apply);
 100         bc().setCancel(dialog_->button_close);
 101         bc().setRestore(dialog_->button_restore);
 102         bc().addReadOnly (dialog_->button_save_defaults);
 103         bc().addReadOnly (dialog_->button_reset_defaults);
 104
 105         // the document paper form
 106         paper_.reset(build_document_paper(this));
 107         fl_addto_choice(paper_->choice_papersize,
 108                         _(" Default | Custom | US letter | US legal "
 109                           "| US executive | A3 | A4 | A5 | B3 | B4 | B5 "));
 110         fl_addto_choice(paper_->choice_paperpackage,
 111                         _(" None "
 112                           "| Small Margins "
 113                           "| Very small Margins "
 114                           "| Very wide Margins "));
 115
 116         fl_set_input_return(paper_->input_custom_width,  FL_RETURN_CHANGED);
 117         fl_set_input_return(paper_->input_custom_height, FL_RETURN_CHANGED);
 118         fl_set_input_return(paper_->input_top_margin,    FL_RETURN_CHANGED);
 119         fl_set_input_return(paper_->input_bottom_margin, FL_RETURN_CHANGED);
 120         fl_set_input_return(paper_->input_inner_margin,  FL_RETURN_CHANGED);
 121         fl_set_input_return(paper_->input_outer_margin,  FL_RETURN_CHANGED);
 122         fl_set_input_return(paper_->input_head_height,   FL_RETURN_CHANGED);
 123         fl_set_input_return(paper_->input_head_sep,      FL_RETURN_CHANGED);
 124         fl_set_input_return(paper_->input_foot_skip,     FL_RETURN_CHANGED);
 125
 126         setPrehandler(paper_->input_custom_width);
 127         setPrehandler(paper_->input_custom_height);
 128         setPrehandler(paper_->input_top_margin);
 129         setPrehandler(paper_->input_bottom_margin);
 130         setPrehandler(paper_->input_inner_margin);
 131         setPrehandler(paper_->input_outer_margin);
 132         setPrehandler(paper_->input_head_height);
 133         setPrehandler(paper_->input_head_sep);
 134         setPrehandler(paper_->input_foot_skip);
 135
 136         // Create the contents of the unit choices
 137         // Don't include the "%" terms...
 138         vector<string> units_vec = getLatexUnits();
 139         vector<string>::iterator ret =
 140                 std::remove_if(units_vec.begin(),
 141                                units_vec.end(),
 142                                bind2nd(contains_functor(), "%"));
 143         units_vec.erase(ret, units_vec.end());
 144
 145         string units = getStringFromVector(units_vec, "|");
 146
 147         fl_addto_choice(paper_->choice_custom_width_units,  units.c_str());
 148         fl_addto_choice(paper_->choice_custom_height_units, units.c_str());
 149         fl_addto_choice(paper_->choice_top_margin_units,    units.c_str());
 150         fl_addto_choice(paper_->choice_bottom_margin_units, units.c_str());
 151         fl_addto_choice(paper_->choice_inner_margin_units,  units.c_str());
 152         fl_addto_choice(paper_->choice_outer_margin_units,  units.c_str());
 153         fl_addto_choice(paper_->choice_head_height_units,   units.c_str());
 154         fl_addto_choice(paper_->choice_head_sep_units,      units.c_str());
 155         fl_addto_choice(paper_->choice_foot_skip_units,     units.c_str());
 156
 157         bc().addReadOnly (paper_->choice_paperpackage);
 158         bc().addReadOnly (paper_->radio_portrait);
 159         bc().addReadOnly (paper_->radio_landscape);
 160         bc().addReadOnly (paper_->choice_papersize);
 161         bc().addReadOnly (paper_->check_use_geometry);
 162         bc().addReadOnly (paper_->input_custom_width);
 163         bc().addReadOnly (paper_->input_custom_height);
 164         bc().addReadOnly (paper_->input_top_margin);
 165         bc().addReadOnly (paper_->input_bottom_margin);
 166         bc().addReadOnly (paper_->input_inner_margin);
 167         bc().addReadOnly (paper_->input_outer_margin);
 168         bc().addReadOnly (paper_->input_head_height);
 169         bc().addReadOnly (paper_->input_head_sep);
 170         bc().addReadOnly (paper_->input_foot_skip);
 171
 172         // the document class form
 173         class_.reset(build_document_class(this));
 174
 175         FL_OBJECT * obj;
 176         // The language is a combo-box and has to be inserted manually
 177         obj = class_->choice_doc_class;
 178         fl_deactivate_object(obj);
 179         fl_addto_form(class_->form);
 180         combo_doc_class.reset(new Combox(FL_COMBOX_DROPLIST));
 181         combo_doc_class->add(obj->x, obj->y, obj->w, obj->h, 400,
 182                              dialog_->tabfolder);
 183         combo_doc_class->shortcut("#C",1);
 184         combo_doc_class->setcallback(ComboInputCB, this);
 185         fl_end_form();
 186         for (LyXTextClassList::const_iterator cit = textclasslist.begin();
 187              cit != textclasslist.end(); ++cit) {
 188                 combo_doc_class->addto(cit->description());
 189         }
 190
 191         fl_addto_choice(class_->choice_doc_spacing,
 192                         _(" Single | OneHalf | Double | Custom "));
 193         fl_addto_choice(class_->choice_doc_fontsize, "default|10|11|12");
 194         for (n=0; tex_fonts[n][0]; ++n) {
 195                 fl_addto_choice(class_->choice_doc_fonts,tex_fonts[n]);
 196         }
 197         fl_addto_choice(class_->choice_doc_pagestyle,
 198                         "default|empty|plain|headings|fancy");
 199         fl_addto_choice(class_->choice_doc_skip,
 200                         _(" Smallskip | Medskip | Bigskip | Length "));
 201         fl_addto_choice(class_->choice_default_skip_units,  units.c_str());
 202         fl_set_input_return(class_->input_doc_extra, FL_RETURN_CHANGED);
 203         fl_set_input_return(class_->input_doc_skip, FL_RETURN_CHANGED);
 204         fl_set_input_return(class_->input_doc_spacing, FL_RETURN_CHANGED);
 205
 206         setPrehandler(class_->input_doc_extra);
 207         setPrehandler(class_->input_doc_skip);
 208         setPrehandler(class_->input_doc_spacing);
 209
 210         // Set input filters on doc spacing to make it accept only
 211         // unsigned numbers.
 212         fl_set_input_filter(class_->input_doc_spacing, fl_unsigned_float_filter);
 213
 214         bc().addReadOnly (class_->radio_doc_indent);
 215         bc().addReadOnly (class_->radio_doc_skip);
 216
 217         bc().addReadOnly (class_->choice_doc_pagestyle);
 218         bc().addReadOnly (class_->choice_doc_fonts);
 219         bc().addReadOnly (class_->choice_doc_fontsize);
 220         bc().addReadOnly (class_->radio_doc_sides_one);
 221         bc().addReadOnly (class_->radio_doc_sides_two);
 222         bc().addReadOnly (class_->radio_doc_columns_one);
 223         bc().addReadOnly (class_->radio_doc_columns_two);
 224         bc().addReadOnly (class_->input_doc_extra);
 225         bc().addReadOnly (class_->input_doc_skip);
 226         bc().addReadOnly (class_->choice_doc_skip);
 227         bc().addReadOnly (class_->choice_doc_spacing);
 228         bc().addReadOnly (class_->input_doc_spacing);
 229
 230         // the document language form
 231         language_.reset(build_document_language(this));
 232         fl_addto_choice(language_->choice_inputenc,
 233                         "default|auto|latin1|latin2|latin3|latin4|latin5|latin9"
 234                         "|koi8-r|koi8-u|cp866|cp1251|iso88595|pt154");
 235
 236         vector<frnt::LanguagePair> const langs = frnt::getLanguageData(false);
 237         // Store the identifiers for later
 238         lang_ = getSecond(langs);
 239
 240         // The language is a combo-box and has to be inserted manually
 241         obj = language_->choice_language;
 242         fl_deactivate_object(obj);
 243         fl_addto_form(language_->form);
 244         combo_language.reset(new Combox(FL_COMBOX_DROPLIST));
 245         combo_language->add(obj->x, obj->y, obj->w, obj->h, 400,
 246                             dialog_->tabfolder);
 247         combo_language->shortcut("#L",1);
 248         combo_language->setcallback(ComboInputCB, this);
 249         fl_end_form();
 250
 251         vector<frnt::LanguagePair>::const_iterator lit  = langs.begin();
 252         vector<frnt::LanguagePair>::const_iterator lend = langs.end();
 253         for (; lit != lend; ++lit) {
 254                 combo_language->addto(lit->first);
 255         }
 256         combo_language->select(1);
 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_document_options(this));
 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_->counter_secnumdepth,-2,5);
 273         fl_set_counter_bounds(options_->counter_tocdepth,-1,5);
 274         fl_set_counter_step(options_->counter_secnumdepth,1,1);
 275         fl_set_counter_step(options_->counter_tocdepth,1,1);
 276         fl_set_counter_precision(options_->counter_secnumdepth, 0);
 277         fl_set_counter_precision(options_->counter_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_->counter_secnumdepth);
 286         bc_.addReadOnly (options_->counter_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_document_bullet(this));
 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         string const bmtablefile = LibFileSearch("images", "standard", "xpm");
 304         fl_set_bmtable_pixmap_file(bullets_->bmtable_bullet_panel, 6, 6,
 305                                    bmtablefile.c_str());
 306
 307         bc_.addReadOnly(bullets_->radio_bullet_depth_1);
 308         bc_.addReadOnly(bullets_->radio_bullet_depth_2);
 309         bc_.addReadOnly(bullets_->radio_bullet_depth_3);
 310         bc_.addReadOnly(bullets_->radio_bullet_depth_4);
 311         bc_.addReadOnly(bullets_->radio_bullet_panel_standard);
 312         bc_.addReadOnly(bullets_->radio_bullet_panel_maths);
 313         bc_.addReadOnly(bullets_->radio_bullet_panel_ding1);
 314         bc_.addReadOnly(bullets_->radio_bullet_panel_ding2);
 315         bc_.addReadOnly(bullets_->radio_bullet_panel_ding3);
 316         bc_.addReadOnly(bullets_->radio_bullet_panel_ding4);
 317
 318         bc().addReadOnly (bullets_->bmtable_bullet_panel);
 319         bc().addReadOnly (bullets_->choice_bullet_size);
 320         bc().addReadOnly (bullets_->input_bullet_latex);
 321
 322         fl_addto_tabfolder(dialog_->tabfolder,_("Document"),
 323                            class_->form);
 324         fl_addto_tabfolder(dialog_->tabfolder,_("Paper"),
 325                            paper_->form);
 326         fl_addto_tabfolder(dialog_->tabfolder,_("Language"),
 327                            language_->form);
 328         fl_addto_tabfolder(dialog_->tabfolder,_("Extra"),
 329                            options_->form);
 330         fbullet = fl_addto_tabfolder(dialog_->tabfolder,_("Bullets"),
 331                                      bullets_->form);
 332         if ((XpmVersion < 4) || (XpmVersion == 4 && XpmRevision < 7)) {
 333                 lyxerr << _("Your version of libXpm is older than 4.7.\n"
 334                             "The `bullet' tab of the document dialog "
 335                             "has been disabled") << '\n';
 336                 fl_deactivate_object(fbullet);
 337                 fl_set_object_lcol(fbullet, FL_INACTIVE);
 338         }
 339 }
 340
 341
 342 void FormDocument::apply()
 343 {
 344         if (!lv_->view()->available() || !dialog_.get())
 345                 return;
 346
 347         bool redo = class_apply();
 348         paper_apply();
 349         redo = language_apply() || redo;
 350         redo = options_apply() || redo;
 351         bullets_apply();
 352
 353         if (redo) {
 354                 lv_->view()->redoCurrentBuffer();
 355         }
 356         lv_->buffer()->markDirty();
 357         setMinibuffer(lv_, _("Document layout set"));
 358 }
 359
 360
 361 void FormDocument::cancel()
 362 {
 363         // this avoids confusion when reopening
 364         BufferParams & param = lv_->buffer()->params;
 365         param.temp_bullets[0] = param.user_defined_bullets[0];
 366         param.temp_bullets[1] = param.user_defined_bullets[1];
 367         param.temp_bullets[2] = param.user_defined_bullets[2];
 368         param.temp_bullets[3] = param.user_defined_bullets[3];
 369         hide();
 370 }
 371
 372
 373 void FormDocument::update()
 374 {
 375         if (!dialog_.get())
 376                 return;
 377
 378         checkReadOnly();
 379
 380         BufferParams const & params = lv_->buffer()->params;
 381
 382         class_update(params);
 383         paper_update(params);
 384         language_update(params);
 385         options_update(params);
 386         bullets_update(params);
 387 }
 388
 389
 390 namespace {
 391 // should this go elsewhere? Maybe a ControllerDocument? (JMarc)
 392 /** Save the buffer's parameters as user default.
 393     This function saves a file \c user_lyxdir/templates/defaults.lyx
 394     which parameters are those of the current buffer. This file
 395     is used as a default template when creating a new
 396     file. Returns \c true on success.
 397 */
 398 bool saveParamsAsDefault(BufferParams const &params)
 399 {
 400         if (!Alert::askQuestion(_("Do you want to save the current settings"),
 401                                 _("for the document layout as default?"),
 402                                 _("(they will be valid for any new document)")))
 403                 return false;
 404
 405         string const fname = AddName(AddPath(user_lyxdir, "templates/"),
 406                                      "defaults.lyx");
 407         Buffer defaults(fname);
 408         defaults.params = params;
 409
 410         // add an empty paragraph. Is this enough?
 411         defaults.paragraphs.set(new Paragraph);
 412
 413         return defaults.writeFile(defaults.fileName());
 414 }
 415
 416 } //namespace
 417
 418
 419 bool FormDocument::input(FL_OBJECT * ob, long)
 420 {
 421         if (ob == class_->choice_doc_class) {
 422                 CheckChoiceClass(ob, 0);
 423         } else if (ob == bullets_->choice_bullet_size) {
 424                 ChoiceBulletSize(ob, 0);
 425         } else if (ob == bullets_->input_bullet_latex) {
 426                 InputBulletLaTeX(ob, 0);
 427         } else if (ob == bullets_->radio_bullet_depth_1 ||
 428                    ob == bullets_->radio_bullet_depth_2 ||
 429                    ob == bullets_->radio_bullet_depth_3 ||
 430                    ob == bullets_->radio_bullet_depth_4) {
 431                 BulletDepth(ob);
 432         } else if (ob == bullets_->radio_bullet_panel_standard ||
 433                    ob == bullets_->radio_bullet_panel_maths ||
 434                    ob == bullets_->radio_bullet_panel_ding1 ||
 435                    ob == bullets_->radio_bullet_panel_ding2 ||
 436                    ob == bullets_->radio_bullet_panel_ding3 ||
 437                    ob == bullets_->radio_bullet_panel_ding4) {
 438                 BulletPanel(ob);
 439         } else if (ob == bullets_->bmtable_bullet_panel) {
 440                 BulletBMTable(ob, 0);
 441         }
 442
 443         bool const length_input = fl_get_choice(class_->choice_doc_skip) == 4;
 444         if (ob == class_->choice_doc_skip) {
 445                 setEnabled(class_->input_doc_skip, length_input);
 446                 setEnabled(class_->choice_default_skip_units, length_input);
 447         }
 448
 449         if (ob == class_->choice_doc_spacing)
 450                 setEnabled(class_->input_doc_spacing,
 451                            fl_get_choice(class_->choice_doc_spacing) == 4);
 452
 453         bool const skip_used = fl_get_button(class_->radio_doc_skip);
 454         if (ob == class_->radio_doc_skip ||
 455             ob == class_->radio_doc_indent) {
 456                 setEnabled(class_->choice_doc_skip, skip_used);
 457                 setEnabled(class_->input_doc_skip,
 458                            skip_used && length_input);
 459                 setEnabled(class_->choice_default_skip_units,
 460                            skip_used && length_input);
 461                 // Default unit choice is cm if metric, inches if US paper.
 462                 // If papersize is default, check the lyxrc-settings
 463                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
 464                 bool const metric = (paperchoice == 1 && lyxrc.default_papersize > 3)
 465                         || paperchoice == 2 || paperchoice > 5;
 466                 int const default_unit = metric ? 8 : 9;
 467                 if (rtrim(fl_get_input(class_->input_doc_skip)).empty())
 468                         fl_set_choice(class_->choice_default_skip_units,
 469                                       default_unit);
 470         }
 471
 472         if (ob == options_->check_use_natbib) {
 473                 setEnabled(options_->choice_citation_format,
 474                            fl_get_button(options_->check_use_natbib));
 475         }
 476
 477         if (ob == dialog_->button_save_defaults) {
 478                 BufferParams params;
 479                 class_apply(params);
 480                 paper_apply(params);
 481                 language_apply(params);
 482                 options_apply(params);
 483                 bullets_apply(params);
 484                 params.preamble = lv_->buffer()->params.preamble;
 485                 saveParamsAsDefault(params);
 486         }
 487
 488         if (ob == dialog_->button_reset_defaults) {
 489                 BufferParams params = lv_->buffer()->params;
 490                 params.textclass = combo_doc_class->get() - 1;
 491                 params.useClassDefaults();
 492                 UpdateLayoutDocument(params);
 493         }
 494
 495         if (ob == paper_->radio_landscape)
 496                 fl_set_choice(paper_->choice_paperpackage,
 497                               BufferParams::PACKAGE_NONE + 1);
 498
 499         if (ob == paper_->choice_papersize) {
 500                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
 501                 bool const defsize = paperchoice == 1;
 502                 bool const custom = paperchoice == 2;
 503                 bool const a3size = paperchoice == 6;
 504                 bool const b3size = paperchoice == 9;
 505                 bool const b4size = paperchoice == 10;
 506
 507                 if (custom)
 508                         fl_set_button(paper_->radio_portrait, 1);
 509
 510                 bool const use_geom = (custom || a3size || b3size || b4size);
 511
 512                 fl_set_button(paper_->check_use_geometry, int(use_geom));
 513
 514                 setEnabled(paper_->input_top_margin,    use_geom);
 515                 setEnabled(paper_->input_bottom_margin, use_geom);
 516                 setEnabled(paper_->input_inner_margin,  use_geom);
 517                 setEnabled(paper_->input_outer_margin,  use_geom);
 518                 setEnabled(paper_->input_head_height,   use_geom);
 519                 setEnabled(paper_->input_head_sep,      use_geom);
 520                 setEnabled(paper_->input_foot_skip,     use_geom);
 521                 setEnabled(paper_->choice_top_margin_units,    use_geom);
 522                 setEnabled(paper_->choice_bottom_margin_units, use_geom);
 523                 setEnabled(paper_->choice_inner_margin_units,  use_geom);
 524                 setEnabled(paper_->choice_outer_margin_units,  use_geom);
 525                 setEnabled(paper_->choice_head_height_units,   use_geom);
 526                 setEnabled(paper_->choice_head_sep_units,      use_geom);
 527                 setEnabled(paper_->choice_foot_skip_units,     use_geom);
 528                 setEnabled(paper_->choice_custom_width_units,  use_geom);
 529                 setEnabled(paper_->choice_custom_height_units, use_geom);
 530
 531                 setEnabled(paper_->input_custom_width,  custom);
 532                 setEnabled(paper_->input_custom_height, custom);
 533                 setEnabled(paper_->choice_custom_width_units,  custom);
 534                 setEnabled(paper_->choice_custom_height_units, custom);
 535                 setEnabled(paper_->radio_portrait,  !custom);
 536                 setEnabled(paper_->radio_landscape, !custom);
 537
 538                 // Default unit choice is cm if metric, inches if US paper.
 539                 // If papersize is default, use the lyxrc-settings
 540                 bool const metric = (defsize && lyxrc.default_papersize > 3)
 541                         || paperchoice == 2 || paperchoice > 5;
 542                 int const default_unit = metric ? 8 : 9;
 543                 if (rtrim(fl_get_input(paper_->input_custom_width)).empty())
 544                         fl_set_choice(paper_->choice_custom_width_units,
 545                                       default_unit);
 546                 if (rtrim(fl_get_input(paper_->input_custom_height)).empty())
 547                         fl_set_choice(paper_->choice_custom_height_units,
 548                                       default_unit);
 549                 if (rtrim(fl_get_input(paper_->input_top_margin)).empty())
 550                         fl_set_choice(paper_->choice_top_margin_units,
 551                                       default_unit);
 552                 if (rtrim(fl_get_input(paper_->input_bottom_margin)).empty())
 553                         fl_set_choice(paper_->choice_bottom_margin_units,
 554                                       default_unit);
 555                 if (rtrim(fl_get_input(paper_->input_inner_margin)).empty())
 556                         fl_set_choice(paper_->choice_inner_margin_units,
 557                                       default_unit);
 558                 if (rtrim(fl_get_input(paper_->input_outer_margin)).empty())
 559                         fl_set_choice(paper_->choice_outer_margin_units,
 560                                       default_unit);
 561                 if (rtrim(fl_get_input(paper_->input_head_height)).empty())
 562                         fl_set_choice(paper_->choice_head_height_units,
 563                                       default_unit);
 564                 if (rtrim(fl_get_input(paper_->input_head_sep)).empty())
 565                         fl_set_choice(paper_->choice_head_sep_units,
 566                                       default_unit);
 567                 if (rtrim(fl_get_input(paper_->input_foot_skip)).empty())
 568                         fl_set_choice(paper_->choice_foot_skip_units,
 569                                       default_unit);
 570         }
 571
 572         if (ob == paper_->choice_papersize ||
 573             ob == paper_->radio_portrait ||
 574             ob == paper_->radio_landscape) {
 575
 576                 setEnabled(paper_->choice_paperpackage,
 577                            //either default papersize (preferences)
 578                            //or document papersize has to be A4
 579                            (fl_get_choice(paper_->choice_papersize) == 7
 580                             || fl_get_choice(paper_->choice_papersize) == 1
 581                             && lyxrc.default_papersize == 5)
 582                            && fl_get_button(paper_->radio_portrait));
 583         }
 584
 585         if (ob == paper_->choice_paperpackage) {
 586                 if (fl_get_choice(paper_->choice_paperpackage) != 1) {
 587                         fl_set_button(paper_->check_use_geometry, 0);
 588
 589                         setEnabled(paper_->input_top_margin,    false);
 590                         setEnabled(paper_->input_bottom_margin, false);
 591                         setEnabled(paper_->input_inner_margin,  false);
 592                         setEnabled(paper_->input_outer_margin,  false);
 593                         setEnabled(paper_->input_head_height,   false);
 594                         setEnabled(paper_->input_head_sep,      false);
 595                         setEnabled(paper_->input_foot_skip,     false);
 596                         setEnabled(paper_->choice_top_margin_units,    false);
 597                         setEnabled(paper_->choice_bottom_margin_units, false);
 598                         setEnabled(paper_->choice_inner_margin_units,  false);
 599                         setEnabled(paper_->choice_outer_margin_units,  false);
 600                         setEnabled(paper_->choice_head_height_units,   false);
 601                         setEnabled(paper_->choice_head_sep_units,      false);
 602                         setEnabled(paper_->choice_foot_skip_units,     false);
 603                 }
 604         }
 605
 606         if (ob == paper_->check_use_geometry) {
 607                 //don't allow switching geometry off in custom papersize mode
 608                 //nor in A3, B3, and B4
 609                 int const choice = fl_get_choice(paper_->choice_papersize);
 610                 if (choice == 2 || choice == 6 || choice == 9 || choice == 10)
 611                         fl_set_button(paper_->check_use_geometry, 1);
 612
 613                 fl_set_choice(paper_->choice_paperpackage,
 614                               BufferParams::PACKAGE_NONE + 1);
 615
 616                 bool const use_geom = fl_get_button(paper_->check_use_geometry);
 617                 setEnabled(paper_->input_top_margin,    use_geom);
 618                 setEnabled(paper_->input_bottom_margin, use_geom);
 619                 setEnabled(paper_->input_inner_margin,  use_geom);
 620                 setEnabled(paper_->input_outer_margin,  use_geom);
 621                 setEnabled(paper_->input_head_height,   use_geom);
 622                 setEnabled(paper_->input_head_sep,      use_geom);
 623                 setEnabled(paper_->input_foot_skip,     use_geom);
 624                 setEnabled(paper_->choice_top_margin_units,    use_geom);
 625                 setEnabled(paper_->choice_bottom_margin_units, use_geom);
 626                 setEnabled(paper_->choice_inner_margin_units,  use_geom);
 627                 setEnabled(paper_->choice_outer_margin_units,  use_geom);
 628                 setEnabled(paper_->choice_head_height_units,   use_geom);
 629                 setEnabled(paper_->choice_head_sep_units,      use_geom);
 630                 setEnabled(paper_->choice_foot_skip_units,     use_geom);
 631         }
 632
 633         return CheckDocumentInput(ob, 0);
 634 }
 635
 636
 637 void FormDocument::ComboInputCB(int, void * v, Combox * combox)
 638 {
 639         FormDocument * pre = static_cast<FormDocument*>(v);
 640         if (combox == pre->combo_doc_class.get())
 641                 pre->CheckChoiceClass(0, 0);
 642         pre->bc().valid(pre->CheckDocumentInput(0,0));
 643 }
 644
 645
 646 bool FormDocument::class_apply(BufferParams &params)
 647 {
 648         bool redo = false;
 649
 650         // If default skip is a "Length" but there's no text in the
 651         // input field, reset the kind to "Medskip", which is the default.
 652         if ((fl_get_choice (class_->choice_doc_skip) == 4) &&
 653             !*(fl_get_input (class_->input_doc_skip))) {
 654                 fl_set_choice (class_->choice_doc_skip, 2);
 655         }
 656         params.fonts = fl_get_choice_text(class_->choice_doc_fonts);
 657         params.fontsize = fl_get_choice_text(class_->choice_doc_fontsize);
 658         params.pagestyle = fl_get_choice_text(class_->choice_doc_pagestyle);
 659
 660         params.textclass = combo_doc_class->get() - 1;
 661
 662         BufferParams::PARSEP tmpsep = params.paragraph_separation;
 663         if (fl_get_button(class_->radio_doc_indent))
 664                 params.paragraph_separation = BufferParams::PARSEP_INDENT;
 665         else
 666                 params.paragraph_separation = BufferParams::PARSEP_SKIP;
 667         if (tmpsep != params.paragraph_separation)
 668                 redo = true;
 669
 670         VSpace tmpdefskip = params.getDefSkip();
 671         switch (fl_get_choice (class_->choice_doc_skip)) {
 672         case 1:
 673                 params.setDefSkip(VSpace(VSpace::SMALLSKIP));
 674                 break;
 675         case 2:
 676                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 677                 break;
 678         case 3:
 679                 params.setDefSkip(VSpace(VSpace::BIGSKIP));
 680                 break;
 681         case 4:
 682         {
 683                 string const length =
 684                         getLengthFromWidgets(class_->input_doc_skip,
 685                                              class_->choice_default_skip_units);
 686
 687                 params.setDefSkip(VSpace(LyXGlueLength(length)));
 688                 break;
 689         }
 690         default:
 691                 // DocumentDefskipCB assures that this never happens
 692                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 693                 break;
 694         }
 695         if (!(tmpdefskip == params.getDefSkip()))
 696                 redo = true;
 697
 698         if (fl_get_button(class_->radio_doc_columns_two))
 699                 params.columns = 2;
 700         else
 701                 params.columns = 1;
 702         if (fl_get_button(class_->radio_doc_sides_two))
 703                 params.sides = LyXTextClass::TwoSides;
 704         else
 705                 params.sides = LyXTextClass::OneSide;
 706
 707         Spacing tmpSpacing = params.spacing;
 708         switch (fl_get_choice(class_->choice_doc_spacing)) {
 709         case 1:
 710                 lyxerr[Debug::INFO] << "Spacing: SINGLE\n";
 711                 params.spacing.set(Spacing::Single);
 712                 break;
 713         case 2:
 714                 lyxerr[Debug::INFO] << "Spacing: ONEHALF\n";
 715                 params.spacing.set(Spacing::Onehalf);
 716                 break;
 717         case 3:
 718                 lyxerr[Debug::INFO] << "Spacing: DOUBLE\n";
 719                 params.spacing.set(Spacing::Double);
 720                 break;
 721         case 4:
 722                 lyxerr[Debug::INFO] << "Spacing: OTHER\n";
 723                 params.spacing.set(Spacing::Other,
 724                                    fl_get_input(class_->input_doc_spacing));
 725                 break;
 726         }
 727         if (tmpSpacing != params.spacing)
 728                 redo = true;
 729
 730         params.options = fl_get_input(class_->input_doc_extra);
 731
 732         return redo;
 733 }
 734
 735
 736 bool FormDocument::class_apply()
 737 {
 738         BufferParams &params = lv_->buffer()->params;
 739
 740         unsigned int const old_class = params.textclass;
 741
 742         bool redo = class_apply(params);
 743
 744         if (params.textclass != old_class) {
 745                 // try to load new_class
 746                 if (textclasslist[params.textclass].load()) {
 747                         // successfully loaded
 748                         redo = true;
 749                         setMinibuffer(lv_, _("Converting document to new document class..."));
 750                         int ret = CutAndPaste::SwitchLayoutsBetweenClasses(
 751                                 old_class, params.textclass,
 752                                 &*(lv_->buffer()->paragraphs.begin()),
 753                                 lv_->buffer()->params);
 754                         if (ret) {
 755                                 string s;
 756                                 if (ret == 1) {
 757                                         s = _("One paragraph couldn't be converted");
 758                                 } else {
 759                                         s += tostr(ret);
 760                                         s += _(" paragraphs couldn't be converted");
 761                                 }
 762                                 Alert::alert(_("Conversion Errors!"),s,
 763                                              _("into chosen document class"));
 764                         }
 765
 766                 } else {
 767                         // problem changing class -- warn user and retain old style
 768                         Alert::alert(_("Conversion Errors!"),
 769                                      _("Errors loading new document class."),
 770                                      _("Reverting to original document class."));
 771                         combo_doc_class->select(int(old_class) + 1);
 772                 }
 773         }
 774
 775         return redo;
 776 }
 777
 778
 779 void FormDocument::paper_apply(BufferParams & params)
 780 {
 781         params.papersize2 = char(fl_get_choice(paper_->choice_papersize)-1);
 782
 783         params.paperpackage =
 784                 char(fl_get_choice(paper_->choice_paperpackage)-1);
 785
 786         // set params.papersize from params.papersize2 and params.paperpackage
 787         params.setPaperStuff();
 788
 789         params.use_geometry = fl_get_button(paper_->check_use_geometry);
 790
 791         if (fl_get_button(paper_->radio_landscape))
 792                 params.orientation = BufferParams::ORIENTATION_LANDSCAPE;
 793         else
 794                 params.orientation = BufferParams::ORIENTATION_PORTRAIT;
 795
 796         params.paperwidth =
 797                 getLengthFromWidgets(paper_->input_custom_width,
 798                                      paper_->choice_custom_width_units);
 799
 800         params.paperheight =
 801                 getLengthFromWidgets(paper_->input_custom_height,
 802                                      paper_->choice_custom_height_units);
 803
 804         params.leftmargin =
 805                 getLengthFromWidgets(paper_->input_inner_margin,
 806                                      paper_->choice_inner_margin_units);
 807
 808         params.topmargin =
 809                 getLengthFromWidgets(paper_->input_top_margin,
 810                                      paper_->choice_top_margin_units);
 811
 812         params.rightmargin =
 813                 getLengthFromWidgets(paper_->input_outer_margin,
 814                                      paper_->choice_outer_margin_units);
 815
 816         params.bottommargin =
 817                 getLengthFromWidgets(paper_->input_bottom_margin,
 818                                      paper_->choice_bottom_margin_units);
 819
 820         params.headheight =
 821                 getLengthFromWidgets(paper_->input_head_height,
 822                                      paper_->choice_head_height_units);
 823
 824         params.headsep =
 825                 getLengthFromWidgets(paper_->input_head_sep,
 826                                      paper_->choice_head_sep_units);
 827
 828         params.footskip =
 829                 getLengthFromWidgets(paper_->input_foot_skip,
 830                                      paper_->choice_foot_skip_units);
 831 }
 832
 833
 834 void FormDocument::paper_apply()
 835 {
 836         paper_apply(lv_->buffer()->params);
 837 }
 838
 839
 840 bool FormDocument::language_apply(BufferParams & params)
 841 {
 842         InsetQuotes::quote_language lga = InsetQuotes::EnglishQ;
 843         bool redo = false;
 844
 845         switch (fl_get_choice(language_->choice_quotes_language) - 1) {
 846         case 0:
 847                 lga = InsetQuotes::EnglishQ;
 848                 break;
 849         case 1:
 850                 lga = InsetQuotes::SwedishQ;
 851                 break;
 852         case 2:
 853                 lga = InsetQuotes::GermanQ;
 854                 break;
 855         case 3:
 856                 lga = InsetQuotes::PolishQ;
 857                 break;
 858         case 4:
 859                 lga = InsetQuotes::FrenchQ;
 860                 break;
 861         case 5:
 862                 lga = InsetQuotes::DanishQ;
 863                 break;
 864         }
 865         params.quotes_language = lga;
 866         if (fl_get_button(language_->radio_single))
 867                 params.quotes_times = InsetQuotes::SingleQ;
 868         else
 869                 params.quotes_times = InsetQuotes::DoubleQ;
 870
 871         int const pos = combo_language->get();
 872         Language const * old_language = params.language;
 873         Language const * new_language = languages.getLanguage(lang_[pos-1]);
 874         if (!new_language)
 875                 new_language = default_language;
 876
 877         if (old_language != new_language
 878             && old_language->RightToLeft() == new_language->RightToLeft()
 879             && !lv_->buffer()->isMultiLingual())
 880                 lv_->buffer()->changeLanguage(old_language, new_language);
 881
 882         if (old_language != new_language) {
 883                 redo = true;
 884         }
 885
 886         params.language = new_language;
 887         params.inputenc = fl_get_choice_text(language_->choice_inputenc);
 888
 889         return redo;
 890 }
 891
 892
 893 bool FormDocument::language_apply()
 894 {
 895         return language_apply(lv_->buffer()->params);
 896 }
 897
 898
 899 bool FormDocument::options_apply(BufferParams & params)
 900 {
 901         bool redo = false;
 902
 903         params.graphicsDriver =
 904                 fl_get_choice_text(options_->choice_postscript_driver);
 905         params.use_amsmath = fl_get_button(options_->check_use_amsmath);
 906         params.use_natbib  = fl_get_button(options_->check_use_natbib);
 907         params.use_numerical_citations  =
 908                 fl_get_choice(options_->choice_citation_format)-1;
 909
 910         int tmpchar = int(fl_get_counter_value(options_->counter_secnumdepth));
 911         if (params.secnumdepth != tmpchar)
 912                 redo = true;
 913         params.secnumdepth = tmpchar;
 914
 915         params.tocdepth = int(fl_get_counter_value(options_->counter_tocdepth));
 916
 917         params.float_placement =
 918                 fl_get_input(options_->input_float_placement);
 919
 920         return redo;
 921 }
 922
 923
 924 bool FormDocument::options_apply()
 925 {
 926         return options_apply(lv_->buffer()->params);
 927 }
 928
 929
 930 void FormDocument::bullets_apply(BufferParams & params)
 931 {
 932         /* update the bullet settings */
 933         BufferParams & buf_params = lv_->buffer()->params;
 934
 935         // a little bit of loop unrolling
 936         params.user_defined_bullets[0] = buf_params.temp_bullets[0];
 937         params.user_defined_bullets[1] = buf_params.temp_bullets[1];
 938         params.user_defined_bullets[2] = buf_params.temp_bullets[2];
 939         params.user_defined_bullets[3] = buf_params.temp_bullets[3];
 940 }
 941
 942
 943 void FormDocument::bullets_apply()
 944 {
 945         bullets_apply(lv_->buffer()->params);
 946 }
 947
 948 void FormDocument::UpdateClassParams(BufferParams const & params)
 949 {
 950         // These are the params that have to be updated on any class change
 951         // (even if the class defaults are not used) (JSpitzm 2002-04-08)
 952
 953         LyXTextClass const & tclass = textclasslist[params.textclass];
 954
 955         combo_doc_class->select(tclass.description());
 956         fl_clear_choice(class_->choice_doc_fontsize);
 957         fl_addto_choice(class_->choice_doc_fontsize, "default");
 958         fl_addto_choice(class_->choice_doc_fontsize,
 959                         tclass.opt_fontsize().c_str());
 960         fl_set_choice_text(class_->choice_doc_fontsize,
 961                         params.fontsize.c_str());
 962         fl_clear_choice(class_->choice_doc_pagestyle);
 963         fl_addto_choice(class_->choice_doc_pagestyle, "default");
 964         fl_addto_choice(class_->choice_doc_pagestyle,
 965                         tclass.opt_pagestyle().c_str());
 966         fl_set_choice_text(class_->choice_doc_pagestyle,
 967                         params.pagestyle.c_str());
 968
 969 }
 970
 971 void FormDocument::class_update(BufferParams const & params)
 972 {
 973         if (!class_.get())
 974                 return;
 975
 976         UpdateClassParams(params);
 977
 978         fl_set_choice_text(class_->choice_doc_fonts,
 979                 params.fonts.c_str());
 980         fl_set_button(class_->radio_doc_indent, 0);
 981         fl_set_button(class_->radio_doc_skip, 0);
 982         if (params.paragraph_separation == BufferParams::PARSEP_INDENT)
 983                 fl_set_button(class_->radio_doc_indent, 1);
 984         else
 985                 fl_set_button(class_->radio_doc_skip, 1);
 986
 987         bool const input_length = fl_get_choice(class_->choice_doc_skip) == 4;
 988         setEnabled(class_->choice_default_skip_units, input_length);
 989         setEnabled(class_->input_doc_skip, input_length);
 990
 991         switch (params.getDefSkip().kind()) {
 992         case VSpace::SMALLSKIP:
 993                 fl_set_choice (class_->choice_doc_skip, 1);
 994                 break;
 995         case VSpace::MEDSKIP:
 996                 fl_set_choice (class_->choice_doc_skip, 2);
 997                 break;
 998         case VSpace::BIGSKIP:
 999                 fl_set_choice (class_->choice_doc_skip, 3);
1000                 break;
1001         case VSpace::LENGTH:
1002         {
1003                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
1004                 bool const metric = (paperchoice == 1 && lyxrc.default_papersize > 3)
1005                         || paperchoice == 2 || paperchoice > 5;
1006                 string const default_unit = metric ? "cm" : "in";
1007                 string const length = params.getDefSkip().asLyXCommand();
1008                 updateWidgetsFromLengthString(class_->input_doc_skip,
1009                                               class_->choice_default_skip_units,
1010                                               length, default_unit);
1011                 break;
1012         }
1013         default:
1014                 fl_set_choice (class_->choice_doc_skip, 2);
1015                 break;
1016         }
1017         fl_set_button(class_->radio_doc_sides_one, 0);
1018         fl_set_button(class_->radio_doc_sides_two, 0);
1019         setEnabled(class_->choice_doc_skip,
1020                    fl_get_button(class_->radio_doc_skip));
1021
1022         if (params.sides == LyXTextClass::TwoSides)
1023                 fl_set_button(class_->radio_doc_sides_two, 1);
1024         else
1025                 fl_set_button(class_->radio_doc_sides_one, 1);
1026         fl_set_button(class_->radio_doc_columns_one, 0);
1027         fl_set_button(class_->radio_doc_columns_two, 0);
1028         if (params.columns == 2)
1029                 fl_set_button(class_->radio_doc_columns_two, 1);
1030         else
1031                 fl_set_button(class_->radio_doc_columns_one, 1);
1032
1033         fl_set_input(class_->input_doc_spacing, "");
1034         setEnabled(class_->input_doc_spacing, false);
1035
1036         switch (params.spacing.getSpace()) {
1037         case Spacing::Default: // nothing bad should happen with this
1038         case Spacing::Single:
1039                 // \singlespacing
1040                 fl_set_choice(class_->choice_doc_spacing, 1);
1041                 break;
1042         case Spacing::Onehalf:
1043                 // \onehalfspacing
1044                 fl_set_choice(class_->choice_doc_spacing, 2);
1045                 break;
1046         case Spacing::Double:
1047                 // \doublespacing
1048                 fl_set_choice(class_->choice_doc_spacing, 3);
1049                 break;
1050         case Spacing::Other:
1051         {
1052                 fl_set_choice(class_->choice_doc_spacing, 4);
1053                 char sval[20];
1054                 sprintf(sval,"%g",params.spacing.getValue());
1055                 fl_set_input(class_->input_doc_spacing, sval);
1056                 setEnabled(class_->input_doc_spacing, true);
1057                 break;
1058         }
1059         }
1060         if (!params.options.empty())
1061                 fl_set_input(class_->input_doc_extra, params.options.c_str());
1062         else
1063                 fl_set_input(class_->input_doc_extra, "");
1064 }
1065
1066
1067 void FormDocument::language_update(BufferParams const & params)
1068 {
1069         if (!language_.get())
1070                 return;
1071
1072         int const pos = int(findPos(lang_, params.language->lang()));
1073         combo_language->select(pos+1);
1074
1075         fl_set_choice_text(language_->choice_inputenc, params.inputenc.c_str());
1076         fl_set_choice(language_->choice_quotes_language, params.quotes_language + 1);
1077         fl_set_button(language_->radio_single, 0);
1078         fl_set_button(language_->radio_double, 0);
1079         if (params.quotes_times == InsetQuotes::SingleQ)
1080                 fl_set_button(language_->radio_single, 1);
1081         else
1082                 fl_set_button(language_->radio_double, 1);
1083 }
1084
1085
1086 void FormDocument::options_update(BufferParams const & params)
1087 {
1088         if (!options_.get())
1089                 return;
1090
1091         fl_set_choice_text(options_->choice_postscript_driver,
1092                            params.graphicsDriver.c_str());
1093         fl_set_button(options_->check_use_amsmath, params.use_amsmath);
1094         fl_set_button(options_->check_use_natbib,  params.use_natbib);
1095         fl_set_choice(options_->choice_citation_format,
1096                       int(params.use_numerical_citations)+1);
1097         setEnabled(options_->choice_citation_format, params.use_natbib);
1098         fl_set_counter_value(options_->counter_secnumdepth, params.secnumdepth);
1099         fl_set_counter_value(options_->counter_tocdepth, params.tocdepth);
1100         if (!params.float_placement.empty())
1101                 fl_set_input(options_->input_float_placement,
1102                              params.float_placement.c_str());
1103         else
1104                 fl_set_input(options_->input_float_placement, "");
1105 }
1106
1107
1108 void FormDocument::paper_update(BufferParams const & params)
1109 {
1110         if (!paper_.get())
1111                 return;
1112
1113         fl_set_choice(paper_->choice_papersize, params.papersize2 + 1);
1114         fl_set_choice(paper_->choice_paperpackage, params.paperpackage + 1);
1115         fl_set_button(paper_->check_use_geometry, params.use_geometry);
1116
1117         int const paperchoice = fl_get_choice(paper_->choice_papersize);
1118         bool const useCustom = paperchoice == 2;
1119         bool const useGeom = fl_get_button(paper_->check_use_geometry);
1120
1121         fl_set_button(paper_->radio_portrait, 0);
1122         setEnabled(paper_->radio_portrait, !useCustom);
1123         fl_set_button(paper_->radio_landscape, 0);
1124         setEnabled(paper_->radio_landscape, !useCustom);
1125
1126         if (params.orientation == BufferParams::ORIENTATION_LANDSCAPE)
1127                 fl_set_button(paper_->radio_landscape, 1);
1128         else
1129                 fl_set_button(paper_->radio_portrait, 1);
1130         setEnabled(paper_->choice_paperpackage,
1131                    //either default papersize (preferences)
1132                    //or document papersize has to be A4
1133                    (paperchoice == 7
1134                     || paperchoice == 1 && lyxrc.default_papersize == 5)
1135                    && fl_get_button(paper_->radio_portrait));
1136
1137         // Default unit choice is cm if metric, inches if US paper.
1138         bool const metric = (paperchoice == 1 && lyxrc.default_papersize > 3)
1139                 || paperchoice == 2 || paperchoice > 5;
1140         string const default_unit = metric ? "cm" : "in";
1141         updateWidgetsFromLengthString(paper_->input_custom_width,
1142                                       paper_->choice_custom_width_units,
1143                                       params.paperwidth, default_unit);
1144         setEnabled(paper_->input_custom_width, useCustom);
1145         setEnabled(paper_->choice_custom_width_units, useCustom);
1146
1147         updateWidgetsFromLengthString(paper_->input_custom_height,
1148                                       paper_->choice_custom_height_units,
1149                                       params.paperheight, default_unit);
1150         setEnabled(paper_->input_custom_height, useCustom);
1151         setEnabled(paper_->choice_custom_height_units, useCustom);
1152
1153         updateWidgetsFromLengthString(paper_->input_inner_margin,
1154                                       paper_->choice_inner_margin_units,
1155                                       params.leftmargin, default_unit);
1156         setEnabled(paper_->input_inner_margin, useGeom);
1157         setEnabled(paper_->choice_inner_margin_units, useGeom);
1158
1159         updateWidgetsFromLengthString(paper_->input_top_margin,
1160                                       paper_->choice_top_margin_units,
1161                                       params.topmargin, default_unit);
1162         setEnabled(paper_->input_top_margin, useGeom);
1163         setEnabled(paper_->choice_top_margin_units, useGeom);
1164
1165         updateWidgetsFromLengthString(paper_->input_outer_margin,
1166                                       paper_->choice_outer_margin_units,
1167                                       params.rightmargin, default_unit);
1168         setEnabled(paper_->input_outer_margin, useGeom);
1169         setEnabled(paper_->choice_outer_margin_units, useGeom);
1170
1171         updateWidgetsFromLengthString(paper_->input_bottom_margin,
1172                                       paper_->choice_bottom_margin_units,
1173                                       params.bottommargin, default_unit);
1174         setEnabled(paper_->input_bottom_margin, useGeom);
1175         setEnabled(paper_->choice_bottom_margin_units, useGeom);
1176
1177         updateWidgetsFromLengthString(paper_->input_head_height,
1178                                       paper_->choice_head_height_units,
1179                                       params.headheight, default_unit);
1180         setEnabled(paper_->input_head_height, useGeom);
1181         setEnabled(paper_->choice_head_height_units, useGeom);
1182
1183         updateWidgetsFromLengthString(paper_->input_head_sep,
1184                                       paper_->choice_head_sep_units,
1185                                       params.headsep, default_unit);
1186         setEnabled(paper_->input_head_sep, useGeom);
1187         setEnabled(paper_->choice_head_sep_units, useGeom);
1188
1189         updateWidgetsFromLengthString(paper_->input_foot_skip,
1190                                       paper_->choice_foot_skip_units,
1191                                       params.footskip, default_unit);
1192         setEnabled(paper_->input_foot_skip, useGeom);
1193         setEnabled(paper_->choice_foot_skip_units, useGeom);
1194
1195         fl_set_focus_object(paper_->form, paper_->choice_papersize);
1196 }
1197
1198
1199 void FormDocument::bullets_update(BufferParams const & params)
1200 {
1201         if (!bullets_.get() ||
1202             ((XpmVersion<4) ||
1203              (XpmVersion==4 && XpmRevision<7)))
1204                 return;
1205
1206         bool const isLinuxDoc = lv_->buffer()->isLinuxDoc();
1207         setEnabled(fbullet, !isLinuxDoc);
1208
1209         if (isLinuxDoc) return;
1210
1211         fl_set_button(bullets_->radio_bullet_depth_1, 1);
1212         fl_set_input(bullets_->input_bullet_latex,
1213                      params.user_defined_bullets[0].getText().c_str());
1214         fl_set_choice(bullets_->choice_bullet_size,
1215                       params.user_defined_bullets[0].getSize() + 2);
1216 }
1217
1218
1219 void FormDocument::checkReadOnly()
1220 {
1221         if (bc().readOnly(lv_->buffer()->isReadonly())) {
1222                 combo_doc_class->deactivate();
1223                 combo_language->deactivate();
1224                 postWarning(_("Document is read-only."
1225                               " No changes to layout permitted."));
1226         } else {
1227                 combo_doc_class->activate();
1228                 combo_language->activate();
1229                 clearMessage();
1230         }
1231 }
1232
1233
1234 bool FormDocument::CheckDocumentInput(FL_OBJECT * ob, long)
1235 {
1236         string str;
1237         bool ok = true;
1238         char const * input;
1239
1240         // this has to be all out of if/elseif because it has to deactivate
1241         // the document buttons and so the whole stuff has to be tested again.
1242         // disable OK/Apply if input is not valid
1243         str = fl_get_input(class_->input_doc_skip);
1244         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1245         str = fl_get_input(paper_->input_custom_width);
1246         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1247         str = fl_get_input(paper_->input_custom_height);
1248         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1249         str = fl_get_input(paper_->input_outer_margin);
1250         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1251         str = fl_get_input(paper_->input_inner_margin);
1252         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1253         str = fl_get_input(paper_->input_top_margin);
1254         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1255         str = fl_get_input(paper_->input_bottom_margin);
1256         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1257         str = fl_get_input(paper_->input_head_height);
1258         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1259         str = fl_get_input(paper_->input_head_sep);
1260         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1261         str = fl_get_input(paper_->input_foot_skip);
1262         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1263
1264         //display warning if input is not valid
1265         if (ob == class_->input_doc_skip
1266             || ob == paper_->input_custom_width
1267             || ob == paper_->input_custom_height
1268             || ob == paper_->input_outer_margin
1269             || ob == paper_->input_inner_margin
1270             || ob == paper_->input_top_margin
1271             || ob == paper_->input_bottom_margin
1272             || ob == paper_->input_head_height
1273             || ob == paper_->input_head_sep
1274             || ob == paper_->input_foot_skip) {
1275                 if (!ok) {
1276                         postWarning(_("Invalid Length (valid example: 10mm)"));
1277                         return false;
1278                 } else {
1279                         clearMessage();
1280                         return true;
1281                 }
1282         }
1283
1284         // "Synchronize" the choice and the input field, so that it
1285         // is impossible to commit senseless data.
1286         input = fl_get_input (class_->input_doc_skip);
1287         if ((fl_get_choice(class_->choice_doc_skip) == 4) && !*input)
1288                 ok = false;
1289         else if (fl_get_choice(class_->choice_doc_skip) != 4)
1290                 fl_set_input (class_->input_doc_skip, "");
1291
1292         input = fl_get_input(class_->input_doc_spacing);
1293         if ((fl_get_choice(class_->choice_doc_spacing) == 4) && !*input)
1294                 ok = false;
1295         else if (fl_get_choice(class_->choice_doc_spacing) != 4)
1296                 fl_set_input (class_->input_doc_spacing, "");
1297         return ok;
1298 }
1299
1300
1301 void FormDocument::ChoiceBulletSize(FL_OBJECT * ob, long /*data*/)
1302 {
1303         BufferParams & param = lv_->buffer()->params;
1304
1305         // convert from 1-6 range to -1-4
1306         param.temp_bullets[current_bullet_depth].setSize(fl_get_choice(ob) - 2);
1307         fl_set_input(bullets_->input_bullet_latex,
1308                      param.temp_bullets[current_bullet_depth].getText().c_str());
1309 }
1310
1311
1312 void FormDocument::InputBulletLaTeX(FL_OBJECT *, long)
1313 {
1314         BufferParams & param = lv_->buffer()->params;
1315
1316         param.temp_bullets[current_bullet_depth].
1317                 setText(fl_get_input(bullets_->input_bullet_latex));
1318 }
1319
1320
1321 void FormDocument::BulletDepth(FL_OBJECT * ob)
1322 {
1323         /* Should I do the following:                                 */
1324         /*  1. change to the panel that the current bullet belongs in */
1325         /*  2. show that bullet as selected                           */
1326         /*  3. change the size setting to the size of the bullet in Q.*/
1327         /*  4. display the latex equivalent in the latex box          */
1328         /*                                                            */
1329         /* I'm inclined to just go with 3 and 4 at the moment and     */
1330         /* maybe try to support the others later                      */
1331         BufferParams & param = lv_->buffer()->params;
1332
1333         int data = 0;
1334         if (ob == bullets_->radio_bullet_depth_1)
1335                 data = 0;
1336         else if (ob == bullets_->radio_bullet_depth_2)
1337                 data = 1;
1338         else if (ob == bullets_->radio_bullet_depth_3)
1339                 data = 2;
1340         else if (ob == bullets_->radio_bullet_depth_4)
1341                 data = 3;
1342
1343         switch (fl_get_button_numb(ob)) {
1344         case 3:
1345                 // right mouse button resets to default
1346                 param.temp_bullets[data] = ITEMIZE_DEFAULTS[data];
1347         default:
1348                 current_bullet_depth = data;
1349                 fl_set_input(bullets_->input_bullet_latex,
1350                              param.temp_bullets[data].getText().c_str());
1351                 fl_set_choice(bullets_->choice_bullet_size,
1352                               param.temp_bullets[data].getSize() + 2);
1353         }
1354 }
1355
1356
1357 void FormDocument::BulletPanel(FL_OBJECT * ob)
1358 {
1359         /* Here we have to change the background pixmap to that selected */
1360         /* by the user. (eg. standard.xpm, psnfss1.xpm etc...)           */
1361
1362         int data = 0;
1363         if (ob == bullets_->radio_bullet_panel_standard)
1364                 data = 0;
1365         else if (ob == bullets_->radio_bullet_panel_maths)
1366                 data = 1;
1367         else if (ob == bullets_->radio_bullet_panel_ding2)
1368                 data = 2;
1369         else if (ob == bullets_->radio_bullet_panel_ding3)
1370                 data = 3;
1371         else if (ob == bullets_->radio_bullet_panel_ding4)
1372                 data = 4;
1373         else if (ob == bullets_->radio_bullet_panel_ding1)
1374                 data = 5;
1375
1376         if (data != current_bullet_panel) {
1377                 fl_freeze_form(bullets_->form);
1378                 current_bullet_panel = data;
1379
1380                 /* free the current pixmap */
1381                 fl_free_bmtable_pixmap(bullets_->bmtable_bullet_panel);
1382                 string new_panel;
1383                 if (ob == bullets_->radio_bullet_panel_standard) {
1384                         new_panel = "standard";
1385                 } else if (ob == bullets_->radio_bullet_panel_maths ) {
1386                         new_panel = "amssymb";
1387                 } else if (ob == bullets_->radio_bullet_panel_ding2) {
1388                         new_panel = "psnfss1";
1389                 } else if (ob == bullets_->radio_bullet_panel_ding3) {
1390                         new_panel = "psnfss2";
1391                 } else if (ob == bullets_->radio_bullet_panel_ding4) {
1392                         new_panel = "psnfss3";
1393                 } else if (ob == bullets_->radio_bullet_panel_ding1) {
1394                         new_panel = "psnfss4";
1395                 } else {
1396                         /* something very wrong happened */
1397                         // play it safe for now but should be an exception
1398                         current_bullet_panel = 0;  // standard panel
1399                         new_panel = "standard";
1400                 }
1401                 new_panel += ".xpm";
1402                 fl_set_bmtable_pixmap_file(bullets_->bmtable_bullet_panel, 6, 6,
1403                                            LibFileSearch("images", new_panel).c_str());
1404                 fl_redraw_object(bullets_->bmtable_bullet_panel);
1405                 fl_unfreeze_form(bullets_->form);
1406         }
1407 }
1408
1409
1410 void FormDocument::BulletBMTable(FL_OBJECT * ob, long /*data*/)
1411 {
1412         /* handle the user input by setting the current bullet depth's pixmap */
1413         /* to that extracted from the current chosen position of the BMTable  */
1414         /* Don't forget to free the button's old pixmap first.                */
1415
1416         BufferParams & param = lv_->buffer()->params;
1417         int bmtable_button = fl_get_bmtable(ob);
1418
1419         /* try to keep the button held down till another is pushed */
1420         /*  fl_set_bmtable(ob, 1, bmtable_button); */
1421         param.temp_bullets[current_bullet_depth].setFont(current_bullet_panel);
1422         param.temp_bullets[current_bullet_depth].setCharacter(bmtable_button);
1423         fl_set_input(bullets_->input_bullet_latex,
1424                      param.temp_bullets[current_bullet_depth].getText().c_str());
1425 }
1426
1427
1428 void FormDocument::CheckChoiceClass(FL_OBJECT * ob, long)
1429 {
1430         if (!ob)
1431                 ob = class_->choice_doc_class;
1432
1433         lv_->prohibitInput();
1434
1435         unsigned int tc = combo_doc_class->get() - 1;
1436         if (textclasslist[tc].load()) {
1437                 // we use a copy of the bufferparams because we do not
1438                 // want to modify them yet.
1439                 BufferParams params = lv_->buffer()->params;
1440
1441                 if (lyxrc.auto_reset_options) {
1442                         params.textclass = tc;
1443                         params.useClassDefaults();
1444                         UpdateLayoutDocument(params);
1445                 } else {
1446                         // update the params which are needed in any case
1447                         // (fontsizes, pagestyle)
1448                         params.textclass = tc;
1449                         UpdateClassParams(params);
1450                 }
1451
1452         } else {
1453                 // unable to load new style
1454                 Alert::alert(_("Conversion Errors!"),
1455                              _("Unable to switch to new document class."),
1456                              _("Reverting to original document class."));
1457                 combo_doc_class->select(int(lv_->buffer()->params.textclass) + 1);
1458         }
1459         lv_->allowInput();
1460 }
1461
1462
1463 void FormDocument::UpdateLayoutDocument(BufferParams const & params)
1464 {
1465         if (!dialog_.get())
1466                 return;
1467
1468         checkReadOnly();
1469         class_update(params);
1470         paper_update(params);
1471         language_update(params);
1472         options_update(params);
1473         bullets_update(params);
1474 }