src/frontends/xforms/FormDocument.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *           Copyright 2000-2001 The LyX Team.
   7  *
   8  *           @author Jürgen Vigna
   9  *
  10  *======================================================*/
  11
  12 #include <config.h>
  13
  14 #include FORMS_H_LOCATION
  15 #include XPM_H_LOCATION
  16
  17 #ifdef __GNUG_
  18 #pragma implementation
  19 #endif
  20
  21 #include "FormDocument.h"
  22 #include "form_document.h"
  23 #include "Alert.h"
  24 #include "Dialogs.h"
  25 #include "lyxtextclasslist.h"
  26 #include "combox.h"
  27 #include "tex-strings.h"
  28 #include "bufferparams.h"
  29 #include "vspace.h"
  30 #include "bmtable.h"
  31 #include "language.h"
  32 #include "LyXView.h"
  33 #include "lyxfunc.h"
  34 #include "lyxrc.h"
  35 #include "BufferView.h"
  36 #include "buffer.h"
  37 #include "Liason.h"
  38 #include "CutAndPaste.h"
  39 #include "bufferview_funcs.h"
  40 #include "xforms_helpers.h"
  41 #include "debug.h"
  42 #include "input_validators.h" // fl_unsigned_float_filter
  43 #include "helper_funcs.h"
  44 #include "lyx_main.h" // for user_lyxdir
  45
  46 #include "insets/insetquotes.h"
  47
  48 #include "support/filetools.h"
  49 #include "support/lstrings.h"
  50
  51 using Liason::setMinibuffer;
  52 using SigC::slot;
  53
  54 FormDocument::FormDocument(LyXView * lv, Dialogs * d)
  55         : FormBaseBD(lv, d, _("Document Layout")),
  56           ActCell(0), Confirmed(0),
  57           current_bullet_panel(0), current_bullet_depth(0), fbullet(0)
  58 {
  59         // let the dialog be shown
  60         // This is a permanent connection so we won't bother
  61         // storing a copy because we won't be disconnecting.
  62         d->showDocument.connect(slot(this, &FormDocument::show));
  63 }
  64
  65
  66 void FormDocument::redraw()
  67 {
  68         if( form() && form()->visible )
  69                 fl_redraw_form( form() );
  70         else
  71                 return;
  72
  73         FL_FORM * outer_form = fl_get_active_folder(dialog_->tabbed_folder);
  74         if (outer_form && outer_form->visible)
  75                 fl_redraw_form( outer_form );
  76 }
  77
  78
  79 FL_FORM * FormDocument::form() const
  80 {
  81         if (dialog_.get()) return dialog_->form;
  82         return 0;
  83 }
  84
  85
  86 void FormDocument::build()
  87 {
  88         int n;
  89
  90         // the tabbed folder
  91         dialog_.reset(build_tabbed_document());
  92
  93         // Manage the restore, ok, apply, restore and cancel/close buttons
  94         bc().setOK(dialog_->button_ok);
  95         bc().setApply(dialog_->button_apply);
  96         bc().setCancel(dialog_->button_cancel);
  97         bc().setRestore(dialog_->button_restore);
  98         bc().addReadOnly (dialog_->button_save_defaults);
  99         bc().addReadOnly (dialog_->button_reset_defaults);
 100
 101         // the document paper form
 102         paper_.reset(build_doc_paper());
 103         fl_addto_choice(paper_->choice_papersize,
 104                         _(" Default | Custom | USletter | USlegal "
 105                           "| USexecutive | A3 | A4 | A5 | B3 | B4 | B5 "));
 106         fl_addto_choice(paper_->choice_paperpackage,
 107                         _(" None "
 108                           "| Small Margins "
 109                           "| Very small Margins "
 110                           "| Very wide Margins "));
 111
 112         fl_set_input_return(paper_->input_custom_width,  FL_RETURN_CHANGED);
 113         fl_set_input_return(paper_->input_custom_height, FL_RETURN_CHANGED);
 114         fl_set_input_return(paper_->input_top_margin,    FL_RETURN_CHANGED);
 115         fl_set_input_return(paper_->input_bottom_margin, FL_RETURN_CHANGED);
 116         fl_set_input_return(paper_->input_inner_margin,  FL_RETURN_CHANGED);
 117         fl_set_input_return(paper_->input_outer_margin,  FL_RETURN_CHANGED);
 118         fl_set_input_return(paper_->input_head_height,   FL_RETURN_CHANGED);
 119         fl_set_input_return(paper_->input_head_sep,      FL_RETURN_CHANGED);
 120         fl_set_input_return(paper_->input_foot_skip,     FL_RETURN_CHANGED);
 121
 122
 123         // Create the contents of the unit choices
 124         // Don't include the "%" terms...
 125         std::vector<string> units_vec = getLatexUnits();
 126         for (std::vector<string>::iterator it = units_vec.begin();
 127                 it != units_vec.end(); ++it) {
 128                 if (contains(*it, "%"))
 129                         it = units_vec.erase(it, it+1) - 1;
 130         }
 131         string units = getStringFromVector(units_vec, "|");
 132
 133         fl_addto_choice(paper_->choice_custom_width_units,  units.c_str());
 134         fl_addto_choice(paper_->choice_custom_height_units, units.c_str());
 135         fl_addto_choice(paper_->choice_top_margin_units,    units.c_str());
 136         fl_addto_choice(paper_->choice_bottom_margin_units, units.c_str());
 137         fl_addto_choice(paper_->choice_inner_margin_units,  units.c_str());
 138         fl_addto_choice(paper_->choice_outer_margin_units,  units.c_str());
 139         fl_addto_choice(paper_->choice_head_height_units,   units.c_str());
 140         fl_addto_choice(paper_->choice_head_sep_units,      units.c_str());
 141         fl_addto_choice(paper_->choice_foot_skip_units,     units.c_str());
 142
 143         bc().addReadOnly (paper_->choice_paperpackage);
 144         bc().addReadOnly (paper_->group_radio_orientation);
 145         bc().addReadOnly (paper_->radio_portrait);
 146         bc().addReadOnly (paper_->radio_landscape);
 147         bc().addReadOnly (paper_->choice_papersize);
 148         bc().addReadOnly (paper_->check_use_geometry);
 149         bc().addReadOnly (paper_->input_custom_width);
 150         bc().addReadOnly (paper_->input_custom_height);
 151         bc().addReadOnly (paper_->input_top_margin);
 152         bc().addReadOnly (paper_->input_bottom_margin);
 153         bc().addReadOnly (paper_->input_inner_margin);
 154         bc().addReadOnly (paper_->input_outer_margin);
 155         bc().addReadOnly (paper_->input_head_height);
 156         bc().addReadOnly (paper_->input_head_sep);
 157         bc().addReadOnly (paper_->input_foot_skip);
 158
 159         // the document class form
 160         class_.reset(build_doc_class());
 161
 162         FL_OBJECT * obj;
 163         // The language is a combo-box and has to be inserted manually
 164         obj = class_->choice_doc_class;
 165         fl_deactivate_object(obj);
 166         fl_addto_form(class_->form);
 167         combo_doc_class.reset(new Combox(FL_COMBOX_DROPLIST));
 168         combo_doc_class->add(obj->x, obj->y, obj->w, obj->h, 400,
 169                              dialog_->tabbed_folder);
 170         combo_doc_class->shortcut("#C",1);
 171         combo_doc_class->setcallback(ComboInputCB, this);
 172         fl_end_form();
 173         for (LyXTextClassList::const_iterator cit = textclasslist.begin();
 174              cit != textclasslist.end(); ++cit) {
 175                 combo_doc_class->addto(cit->description());
 176         }
 177
 178         fl_addto_choice(class_->choice_doc_spacing,
 179                         _(" Single | OneHalf | Double | Other "));
 180         fl_addto_choice(class_->choice_doc_fontsize, "default|10|11|12");
 181         for (n=0; tex_fonts[n][0]; ++n) {
 182                 fl_addto_choice(class_->choice_doc_fonts,tex_fonts[n]);
 183         }
 184         fl_addto_choice(class_->choice_doc_pagestyle,
 185                         "default|empty|plain|headings|fancy");
 186         fl_addto_choice(class_->choice_doc_skip,
 187                         _(" Smallskip | Medskip | Bigskip | Length "));
 188         fl_addto_choice(class_->choice_default_skip_units,  units.c_str());
 189         fl_set_input_return(class_->input_doc_extra, FL_RETURN_CHANGED);
 190         fl_set_input_return(class_->input_doc_skip, FL_RETURN_CHANGED);
 191         fl_set_input_return(class_->input_doc_spacing, FL_RETURN_CHANGED);
 192
 193         // Set input filters on doc spacing to make it accept only
 194         // unsigned numbers.
 195         fl_set_input_filter(class_->input_doc_spacing, fl_unsigned_float_filter);
 196
 197         bc().addReadOnly (class_->radio_doc_indent);
 198         bc().addReadOnly (class_->radio_doc_skip);
 199
 200         bc().addReadOnly (class_->choice_doc_pagestyle);
 201         bc().addReadOnly (class_->choice_doc_fonts);
 202         bc().addReadOnly (class_->choice_doc_fontsize);
 203         bc().addReadOnly (class_->radio_doc_sides_one);
 204         bc().addReadOnly (class_->radio_doc_sides_two);
 205         bc().addReadOnly (class_->radio_doc_columns_one);
 206         bc().addReadOnly (class_->radio_doc_columns_two);
 207         bc().addReadOnly (class_->input_doc_extra);
 208         bc().addReadOnly (class_->input_doc_skip);
 209         bc().addReadOnly (class_->choice_doc_skip);
 210         bc().addReadOnly (class_->choice_doc_spacing);
 211         bc().addReadOnly (class_->input_doc_spacing);
 212
 213         // the document language form
 214         language_.reset(build_doc_language());
 215         fl_addto_choice(language_->choice_inputenc,
 216                         "default|auto|latin1|latin2|latin3|latin4|latin5|latin9"
 217                         "|koi8-r|koi8-u|cp866|cp1251|iso88595");
 218
 219         // The language is a combo-box and has to be inserted manually
 220         obj = language_->choice_language;
 221         fl_deactivate_object(obj);
 222         fl_addto_form(language_->form);
 223         combo_language.reset(new Combox(FL_COMBOX_DROPLIST));
 224         combo_language->add(obj->x, obj->y, obj->w, obj->h, 400,
 225                             dialog_->tabbed_folder);
 226         combo_language->shortcut("#L",1);
 227         combo_language->setcallback(ComboInputCB, this);
 228         fl_end_form();
 229
 230         for (Languages::const_iterator cit = languages.begin();
 231              cit != languages.end(); ++cit) {
 232                 combo_language->addto(cit->second.lang());
 233         }
 234
 235         fl_addto_choice(language_->choice_quotes_language,
 236                         _(" ``text'' | ''text'' | ,,text`` | ,,text'' |"
 237                           " «text» | »text« "));
 238
 239         bc().addReadOnly (language_->choice_inputenc);
 240         bc().addReadOnly (language_->choice_quotes_language);
 241         bc().addReadOnly (language_->radio_single);
 242         bc().addReadOnly (language_->radio_double);
 243
 244         // the document options form
 245         options_.reset(build_doc_options());
 246         fl_set_input_return(options_->input_float_placement, FL_RETURN_CHANGED);
 247         fl_set_counter_bounds(options_->slider_secnumdepth,-2,5);
 248         fl_set_counter_bounds(options_->slider_tocdepth,-1,5);
 249         fl_set_counter_step(options_->slider_secnumdepth,1,1);
 250         fl_set_counter_step(options_->slider_tocdepth,1,1);
 251         fl_set_counter_precision(options_->slider_secnumdepth, 0);
 252         fl_set_counter_precision(options_->slider_tocdepth, 0);
 253         for (n=0; tex_graphics[n][0]; ++n) {
 254                 fl_addto_choice(options_->choice_postscript_driver,
 255                                 tex_graphics[n]);
 256         }
 257         fl_addto_choice(options_->choice_citation_format,
 258                         _(" Author-year | Numerical "));
 259
 260         bc_.addReadOnly (options_->slider_secnumdepth);
 261         bc_.addReadOnly (options_->slider_tocdepth);
 262         bc_.addReadOnly (options_->check_use_amsmath);
 263         bc_.addReadOnly (options_->check_use_natbib);
 264         bc_.addReadOnly (options_->choice_citation_format);
 265         bc_.addReadOnly (options_->input_float_placement);
 266         bc_.addReadOnly (options_->choice_postscript_driver);
 267
 268         // the document bullets form
 269         bullets_.reset(build_doc_bullet());
 270         fl_addto_choice(bullets_->choice_bullet_size,
 271                         _(" default | tiny | script | footnote | small |"
 272                           " normal | large | Large | LARGE | huge | Huge"));
 273         fl_set_choice(bullets_->choice_bullet_size, 1);
 274         fl_set_input_return(bullets_->input_bullet_latex, FL_RETURN_CHANGED);
 275         fl_set_input_maxchars(bullets_->input_bullet_latex, 80);
 276
 277         bc().addReadOnly (bullets_->bmtable_bullet_panel);
 278         bc().addReadOnly (bullets_->choice_bullet_size);
 279         bc().addReadOnly (bullets_->input_bullet_latex);
 280         bc().addReadOnly (bullets_->radio_bullet_depth);
 281         bc().addReadOnly (bullets_->radio_bullet_panel);
 282
 283         fl_addto_tabfolder(dialog_->tabbed_folder,_("Document"),
 284                            class_->form);
 285         fl_addto_tabfolder(dialog_->tabbed_folder,_("Paper"),
 286                            paper_->form);
 287         fl_addto_tabfolder(dialog_->tabbed_folder,_("Language"),
 288                            language_->form);
 289         fl_addto_tabfolder(dialog_->tabbed_folder,_("Extra"),
 290                            options_->form);
 291         fbullet = fl_addto_tabfolder(dialog_->tabbed_folder,_("Bullets"),
 292                                      bullets_->form);
 293         if ((XpmVersion < 4) || (XpmVersion == 4 && XpmRevision < 7)) {
 294                 lyxerr << _("Your version of libXpm is older than 4.7.\n"
 295                             "The `bullet' tab of the document dialog "
 296                             "has been disabled") << '\n';
 297                 fl_deactivate_object(fbullet);
 298                 fl_set_object_lcol(fbullet, FL_INACTIVE);
 299         }
 300 }
 301
 302
 303 void FormDocument::apply()
 304 {
 305         if (!lv_->view()->available() || !dialog_.get())
 306                 return;
 307
 308         bool redo = class_apply();
 309         paper_apply();
 310         redo = language_apply() || redo;
 311         redo = options_apply() || redo;
 312         bullets_apply();
 313
 314         if (redo) {
 315                 lv_->view()->redoCurrentBuffer();
 316         }
 317         lv_->buffer()->markDirty();
 318         setMinibuffer(lv_, _("Document layout set"));
 319 }
 320
 321
 322 void FormDocument::cancel()
 323 {
 324         // this avoids confusion when reopening
 325         BufferParams & param = lv_->buffer()->params;
 326         param.temp_bullets[0] = param.user_defined_bullets[0];
 327         param.temp_bullets[1] = param.user_defined_bullets[1];
 328         param.temp_bullets[2] = param.user_defined_bullets[2];
 329         param.temp_bullets[3] = param.user_defined_bullets[3];
 330         hide();
 331 }
 332
 333
 334 void FormDocument::update()
 335 {
 336         if (!dialog_.get())
 337                 return;
 338
 339         checkReadOnly();
 340
 341         BufferParams const & params = lv_->buffer()->params;
 342
 343         class_update(params);
 344         paper_update(params);
 345         language_update(params);
 346         options_update(params);
 347         bullets_update(params);
 348 }
 349
 350
 351 namespace {
 352 // should this go elsewhere? Maybe a ControllerDocument? (JMarc)
 353 /** Save the buffer's parameters as user default.
 354     This function saves a file \c user_lyxdir/templates/defaults.lyx
 355     which parameters are those of the current buffer. This file
 356     is used as a default template when creating a new
 357     file. Returns \c true on success.
 358 */
 359 bool saveParamsAsDefault(BufferParams const &params)
 360 {
 361         if (!Alert::askQuestion(_("Do you want to save the current settings"),
 362                          _("for the document layout as default?"),
 363                          _("(they will be valid for any new document)")))
 364                 return false;
 365
 366         string const fname = AddName(AddPath(user_lyxdir, "templates/"),
 367                                      "defaults.lyx");
 368         Buffer defaults = Buffer(fname);
 369         defaults.params = params;
 370
 371         // add an empty paragraph. Is this enough?
 372         defaults.paragraph = new Paragraph;
 373
 374         return defaults.writeFile(defaults.fileName(), false);
 375 }
 376
 377 } //namespace
 378
 379 bool FormDocument::input( FL_OBJECT * ob, long data )
 380 {
 381         State cb = static_cast<State>( data );
 382
 383         switch (cb) {
 384         case CHECKCHOICECLASS:
 385                 CheckChoiceClass(ob, 0);
 386                 break;
 387         case CHOICEBULLETSIZE:
 388                 ChoiceBulletSize(ob, 0);
 389                 break;
 390         case INPUTBULLETLATEX:
 391                 InputBulletLaTeX(ob, 0);
 392                 break;
 393         case BULLETDEPTH1:
 394         case BULLETDEPTH2:
 395         case BULLETDEPTH3:
 396         case BULLETDEPTH4:
 397                 BulletDepth(ob, cb);
 398                 break;
 399         case BULLETPANEL1:
 400         case BULLETPANEL2:
 401         case BULLETPANEL3:
 402         case BULLETPANEL4:
 403         case BULLETPANEL5:
 404         case BULLETPANEL6:
 405                 BulletPanel(ob, cb);
 406                 break;
 407         case BULLETBMTABLE:
 408                 BulletBMTable(ob, 0);
 409                 break;
 410         default:
 411                 break;
 412         }
 413
 414         bool const length_input = fl_get_choice(class_->choice_doc_skip) == 4;
 415         if (ob == class_->choice_doc_skip) {
 416                 setEnabled(class_->input_doc_skip, length_input);
 417                 setEnabled(class_->choice_default_skip_units, length_input);
 418         }
 419
 420         if (ob == class_->choice_doc_spacing)
 421                 setEnabled(class_->input_doc_spacing,
 422                            fl_get_choice(class_->choice_doc_spacing) == 4);
 423
 424         bool const skip_used = fl_get_button(class_->radio_doc_skip);
 425         if (ob == class_->radio_doc_skip ||
 426             ob == class_->radio_doc_indent) {
 427                 setEnabled(class_->choice_doc_skip, skip_used);
 428                 setEnabled(class_->input_doc_skip,
 429                            skip_used && length_input);
 430                 setEnabled(class_->choice_default_skip_units,
 431                            skip_used && length_input);
 432                 // Default unit choice is cm if metric, inches if US paper.
 433                 // If papersize is default, check the lyxrc-settings
 434                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
 435                 bool const metric = (paperchoice == 1 && lyxrc.default_papersize > 3)
 436                         || paperchoice == 2 || paperchoice > 5;
 437                 int const default_unit = metric ? 8 : 9;
 438                 if (strip(fl_get_input(class_->input_doc_skip)).empty())
 439                         fl_set_choice(class_->choice_default_skip_units,
 440                                       default_unit);
 441         }
 442
 443         if (ob == options_->check_use_natbib) {
 444                 setEnabled(options_->choice_citation_format,
 445                            fl_get_button(options_->check_use_natbib));
 446         }
 447
 448         if (ob == dialog_->button_save_defaults) {
 449                 BufferParams params;
 450                 class_apply(params);
 451                 paper_apply(params);
 452                 language_apply(params);
 453                 options_apply(params);
 454                 bullets_apply(params);
 455                 saveParamsAsDefault(params);
 456         }
 457
 458         if (ob == dialog_->button_reset_defaults) {
 459                 BufferParams params = lv_->buffer()->params;
 460                 params.textclass = combo_doc_class->get() - 1;
 461                 params.useClassDefaults();
 462                 UpdateLayoutDocument(params);
 463         }
 464
 465         if (ob == paper_->radio_landscape)
 466                 fl_set_choice(paper_->choice_paperpackage,
 467                 BufferParams::PACKAGE_NONE + 1);
 468
 469         if (ob == paper_->choice_papersize) {
 470                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
 471                 bool const defsize = paperchoice == 1;
 472                 bool const custom = paperchoice == 2;
 473                 bool const a3size = paperchoice == 6;
 474                 bool const b3size = paperchoice == 9;
 475                 bool const b4size = paperchoice == 10;
 476
 477                 if (custom)
 478                         fl_set_button(paper_->radio_portrait, 1);
 479
 480                 bool const use_geom = (custom || a3size || b3size || b4size);
 481
 482                 fl_set_button(paper_->check_use_geometry, int(use_geom));
 483
 484                 setEnabled(paper_->input_top_margin,    use_geom);
 485                 setEnabled(paper_->input_bottom_margin, use_geom);
 486                 setEnabled(paper_->input_inner_margin,  use_geom);
 487                 setEnabled(paper_->input_outer_margin,  use_geom);
 488                 setEnabled(paper_->input_head_height,   use_geom);
 489                 setEnabled(paper_->input_head_sep,      use_geom);
 490                 setEnabled(paper_->input_foot_skip,     use_geom);
 491                 setEnabled(paper_->choice_top_margin_units,    use_geom);
 492                 setEnabled(paper_->choice_bottom_margin_units, use_geom);
 493                 setEnabled(paper_->choice_inner_margin_units,  use_geom);
 494                 setEnabled(paper_->choice_outer_margin_units,  use_geom);
 495                 setEnabled(paper_->choice_head_height_units,   use_geom);
 496                 setEnabled(paper_->choice_head_sep_units,      use_geom);
 497                 setEnabled(paper_->choice_foot_skip_units,     use_geom);
 498                 setEnabled(paper_->choice_custom_width_units,  use_geom);
 499                 setEnabled(paper_->choice_custom_height_units, use_geom);
 500
 501                 setEnabled(paper_->input_custom_width,  custom);
 502                 setEnabled(paper_->input_custom_height, custom);
 503                 setEnabled(paper_->choice_custom_width_units,  custom);
 504                 setEnabled(paper_->choice_custom_height_units, custom);
 505                 setEnabled(paper_->radio_portrait,  !custom);
 506                 setEnabled(paper_->radio_landscape, !custom);
 507
 508                 // Default unit choice is cm if metric, inches if US paper.
 509                 // If papersize is default, use the lyxrc-settings
 510                 bool const metric = (defsize && lyxrc.default_papersize > 3)
 511                         || paperchoice == 2 || paperchoice > 5;
 512                 int const default_unit = metric ? 8 : 9;
 513                 if (strip(fl_get_input(paper_->input_custom_width)).empty())
 514                 fl_set_choice(paper_->choice_custom_width_units,
 515                               default_unit);
 516                 if (strip(fl_get_input(paper_->input_custom_height)).empty())
 517                         fl_set_choice(paper_->choice_custom_height_units,
 518                                       default_unit);
 519                 if (strip(fl_get_input(paper_->input_top_margin)).empty())
 520                         fl_set_choice(paper_->choice_top_margin_units,
 521                                       default_unit);
 522                 if (strip(fl_get_input(paper_->input_bottom_margin)).empty())
 523                         fl_set_choice(paper_->choice_bottom_margin_units,
 524                                       default_unit);
 525                 if (strip(fl_get_input(paper_->input_inner_margin)).empty())
 526                         fl_set_choice(paper_->choice_inner_margin_units,
 527                                       default_unit);
 528                 if (strip(fl_get_input(paper_->input_outer_margin)).empty())
 529                         fl_set_choice(paper_->choice_outer_margin_units,
 530                                       default_unit);
 531                 if (strip(fl_get_input(paper_->input_head_height)).empty())
 532                         fl_set_choice(paper_->choice_head_height_units,
 533                                       default_unit);
 534                 if (strip(fl_get_input(paper_->input_head_sep)).empty())
 535                         fl_set_choice(paper_->choice_head_sep_units,
 536                                       default_unit);
 537                 if (strip(fl_get_input(paper_->input_foot_skip)).empty())
 538                         fl_set_choice(paper_->choice_foot_skip_units,
 539                                       default_unit);
 540         }
 541
 542         if (ob == paper_->choice_papersize ||
 543             ob == paper_->radio_portrait ||
 544             ob == paper_->radio_landscape) {
 545
 546                 setEnabled(paper_->choice_paperpackage,
 547                            //either default papersize (preferences)
 548                            //or document papersize has to be A4
 549                            (fl_get_choice(paper_->choice_papersize) == 7
 550                             || fl_get_choice(paper_->choice_papersize) == 1
 551                             && lyxrc.default_papersize == 5)
 552                            && fl_get_button(paper_->radio_portrait));
 553         }
 554
 555         if (ob == paper_->choice_paperpackage) {
 556                 if (fl_get_choice(paper_->choice_paperpackage) != 1) {
 557                         fl_set_button(paper_->check_use_geometry, 0);
 558
 559                         setEnabled(paper_->input_top_margin,    false);
 560                         setEnabled(paper_->input_bottom_margin, false);
 561                         setEnabled(paper_->input_inner_margin,  false);
 562                         setEnabled(paper_->input_outer_margin,  false);
 563                         setEnabled(paper_->input_head_height,   false);
 564                         setEnabled(paper_->input_head_sep,      false);
 565                         setEnabled(paper_->input_foot_skip,     false);
 566                         setEnabled(paper_->choice_top_margin_units,    false);
 567                         setEnabled(paper_->choice_bottom_margin_units, false);
 568                         setEnabled(paper_->choice_inner_margin_units,  false);
 569                         setEnabled(paper_->choice_outer_margin_units,  false);
 570                         setEnabled(paper_->choice_head_height_units,   false);
 571                         setEnabled(paper_->choice_head_sep_units,      false);
 572                         setEnabled(paper_->choice_foot_skip_units,     false);
 573                 }
 574         }
 575
 576         if (ob == paper_->check_use_geometry) {
 577                 //don't allow switching geometry off in custom papersize mode
 578                 //nor in A3, B3, and B4
 579                 int const choice = fl_get_choice(paper_->choice_papersize);
 580                 if (choice == 2 || choice == 6 || choice == 9 || choice == 10)
 581                         fl_set_button(paper_->check_use_geometry, 1);
 582
 583                 fl_set_choice(paper_->choice_paperpackage,
 584                               BufferParams::PACKAGE_NONE + 1);
 585
 586                 bool const use_geom = fl_get_button(paper_->check_use_geometry);
 587                 setEnabled(paper_->input_top_margin,    use_geom);
 588                 setEnabled(paper_->input_bottom_margin, use_geom);
 589                 setEnabled(paper_->input_inner_margin,  use_geom);
 590                 setEnabled(paper_->input_outer_margin,  use_geom);
 591                 setEnabled(paper_->input_head_height,   use_geom);
 592                 setEnabled(paper_->input_head_sep,      use_geom);
 593                 setEnabled(paper_->input_foot_skip,     use_geom);
 594                 setEnabled(paper_->choice_top_margin_units,    use_geom);
 595                 setEnabled(paper_->choice_bottom_margin_units, use_geom);
 596                 setEnabled(paper_->choice_inner_margin_units,  use_geom);
 597                 setEnabled(paper_->choice_outer_margin_units,  use_geom);
 598                 setEnabled(paper_->choice_head_height_units,   use_geom);
 599                 setEnabled(paper_->choice_head_sep_units,      use_geom);
 600                 setEnabled(paper_->choice_foot_skip_units,     use_geom);
 601         }
 602
 603         switch (data) {
 604         case INPUT:
 605         case CHECKCHOICECLASS:
 606         case CHOICEBULLETSIZE:
 607         case INPUTBULLETLATEX:
 608         case BULLETBMTABLE:
 609                 return CheckDocumentInput(ob, 0);
 610         default:
 611                 break;
 612         }
 613
 614         return true;
 615 }
 616
 617
 618 void FormDocument::ComboInputCB(int, void * v, Combox * combox)
 619 {
 620         FormDocument * pre = static_cast<FormDocument*>(v);
 621         if (combox == pre->combo_doc_class.get())
 622                 pre->CheckChoiceClass(0, 0);
 623         pre->bc().valid(pre->CheckDocumentInput(0,0));
 624 }
 625
 626
 627 bool FormDocument::class_apply(BufferParams &params)
 628 {
 629         bool redo = false;
 630
 631         // If default skip is a "Length" but there's no text in the
 632         // input field, reset the kind to "Medskip", which is the default.
 633         if ((fl_get_choice (class_->choice_doc_skip) == 4) &&
 634             !*(fl_get_input (class_->input_doc_skip))) {
 635                 fl_set_choice (class_->choice_doc_skip, 2);
 636         }
 637         params.fonts = fl_get_choice_text(class_->choice_doc_fonts);
 638         params.fontsize = fl_get_choice_text(class_->choice_doc_fontsize);
 639         params.pagestyle = fl_get_choice_text(class_->choice_doc_pagestyle);
 640
 641         params.textclass = combo_doc_class->get() - 1;
 642
 643         BufferParams::PARSEP tmpsep = params.paragraph_separation;
 644         if (fl_get_button(class_->radio_doc_indent))
 645                 params.paragraph_separation = BufferParams::PARSEP_INDENT;
 646         else
 647                 params.paragraph_separation = BufferParams::PARSEP_SKIP;
 648         if (tmpsep != params.paragraph_separation)
 649                 redo = true;
 650
 651         VSpace tmpdefskip = params.getDefSkip();
 652         switch (fl_get_choice (class_->choice_doc_skip)) {
 653         case 1:
 654                 params.setDefSkip(VSpace(VSpace::SMALLSKIP));
 655                 break;
 656         case 2:
 657                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 658                 break;
 659         case 3:
 660             params.setDefSkip(VSpace(VSpace::BIGSKIP));
 661             break;
 662         case 4:
 663         {
 664                 string const length =
 665                         getLengthFromWidgets(class_->input_doc_skip,
 666                                              class_->choice_default_skip_units);
 667
 668                 params.setDefSkip(VSpace(LyXGlueLength(length)));
 669                 break;
 670         }
 671         default:
 672                 // DocumentDefskipCB assures that this never happens
 673                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 674                 break;
 675         }
 676         if (!(tmpdefskip == params.getDefSkip()))
 677                 redo = true;
 678
 679         if (fl_get_button(class_->radio_doc_columns_two))
 680                 params.columns = 2;
 681         else
 682                 params.columns = 1;
 683         if (fl_get_button(class_->radio_doc_sides_two))
 684                 params.sides = LyXTextClass::TwoSides;
 685         else
 686                 params.sides = LyXTextClass::OneSide;
 687
 688         Spacing tmpSpacing = params.spacing;
 689         switch (fl_get_choice(class_->choice_doc_spacing)) {
 690         case 1:
 691                 lyxerr[Debug::INFO] << "Spacing: SINGLE\n";
 692                 params.spacing.set(Spacing::Single);
 693                 break;
 694         case 2:
 695                 lyxerr[Debug::INFO] << "Spacing: ONEHALF\n";
 696                 params.spacing.set(Spacing::Onehalf);
 697                 break;
 698         case 3:
 699                 lyxerr[Debug::INFO] << "Spacing: DOUBLE\n";
 700                 params.spacing.set(Spacing::Double);
 701                 break;
 702         case 4:
 703                 lyxerr[Debug::INFO] << "Spacing: OTHER\n";
 704                 params.spacing.set(Spacing::Other,
 705                                    fl_get_input(class_->input_doc_spacing));
 706                 break;
 707         }
 708         if (tmpSpacing != params.spacing)
 709                 redo = true;
 710
 711         params.options = fl_get_input(class_->input_doc_extra);
 712
 713         return redo;
 714 }
 715
 716
 717 bool FormDocument::class_apply()
 718 {
 719         BufferParams &params = lv_->buffer()->params;
 720
 721         unsigned int const old_class = params.textclass;
 722
 723         bool redo = class_apply(params);
 724
 725         if (params.textclass != old_class) {
 726                 // try to load new_class
 727                 if (textclasslist.Load(params.textclass)) {
 728                         // successfully loaded
 729                         redo = true;
 730                         setMinibuffer(lv_, _("Converting document to new document class..."));
 731                         int ret = CutAndPaste::SwitchLayoutsBetweenClasses(
 732                                 old_class, params.textclass,
 733                                 lv_->buffer()->paragraph,
 734                                 lv_->buffer()->params);
 735                         if (ret) {
 736                                 string s;
 737                                 if (ret==1) {
 738                                         s = _("One paragraph couldn't be converted");
 739                                 } else {
 740                                         s += tostr(ret);
 741                                         s += _(" paragraphs couldn't be converted");
 742                                 }
 743                                 Alert::alert(_("Conversion Errors!"),s,
 744                                            _("into chosen document class"));
 745                         }
 746
 747                 } else {
 748                         // problem changing class -- warn user and retain old style
 749                         Alert::alert(_("Conversion Errors!"),
 750                                    _("Errors loading new document class."),
 751                                    _("Reverting to original document class."));
 752                         combo_doc_class->select(int(old_class) + 1);
 753                 }
 754         }
 755
 756         return redo;
 757 }
 758
 759
 760 void FormDocument::paper_apply(BufferParams & params)
 761 {
 762         params.papersize2 = char(fl_get_choice(paper_->choice_papersize)-1);
 763
 764         params.paperpackage =
 765                 char(fl_get_choice(paper_->choice_paperpackage)-1);
 766
 767         // set params.papersize from params.papersize2 and params.paperpackage
 768         params.setPaperStuff();
 769
 770         params.use_geometry = fl_get_button(paper_->check_use_geometry);
 771
 772         if (fl_get_button(paper_->radio_landscape))
 773                 params.orientation = BufferParams::ORIENTATION_LANDSCAPE;
 774         else
 775                 params.orientation = BufferParams::ORIENTATION_PORTRAIT;
 776
 777         params.paperwidth =
 778                 getLengthFromWidgets(paper_->input_custom_width,
 779                                      paper_->choice_custom_width_units);
 780
 781         params.paperheight =
 782                 getLengthFromWidgets(paper_->input_custom_height,
 783                                      paper_->choice_custom_height_units);
 784
 785         params.leftmargin =
 786                 getLengthFromWidgets(paper_->input_inner_margin,
 787                                      paper_->choice_inner_margin_units);
 788
 789         params.topmargin =
 790                 getLengthFromWidgets(paper_->input_top_margin,
 791                                      paper_->choice_top_margin_units);
 792
 793         params.rightmargin =
 794                 getLengthFromWidgets(paper_->input_outer_margin,
 795                                      paper_->choice_outer_margin_units);
 796
 797         params.bottommargin =
 798                 getLengthFromWidgets(paper_->input_bottom_margin,
 799                                      paper_->choice_bottom_margin_units);
 800
 801         params.headheight =
 802                 getLengthFromWidgets(paper_->input_head_height,
 803                                      paper_->choice_head_height_units);
 804
 805         params.headsep =
 806                 getLengthFromWidgets(paper_->input_head_sep,
 807                                      paper_->choice_head_sep_units);
 808
 809         params.footskip =
 810                 getLengthFromWidgets(paper_->input_foot_skip,
 811                                      paper_->choice_foot_skip_units);
 812 }
 813
 814
 815 void FormDocument::paper_apply()
 816 {
 817         paper_apply(lv_->buffer()->params);
 818 }
 819
 820
 821 bool FormDocument::language_apply(BufferParams & params)
 822 {
 823         InsetQuotes::quote_language lga = InsetQuotes::EnglishQ;
 824         bool redo = false;
 825
 826         switch (fl_get_choice(language_->choice_quotes_language) - 1) {
 827         case 0:
 828                 lga = InsetQuotes::EnglishQ;
 829                 break;
 830         case 1:
 831                 lga = InsetQuotes::SwedishQ;
 832                 break;
 833         case 2:
 834                 lga = InsetQuotes::GermanQ;
 835                 break;
 836         case 3:
 837                 lga = InsetQuotes::PolishQ;
 838                 break;
 839         case 4:
 840                 lga = InsetQuotes::FrenchQ;
 841                 break;
 842         case 5:
 843                 lga = InsetQuotes::DanishQ;
 844                 break;
 845         }
 846         params.quotes_language = lga;
 847         if (fl_get_button(language_->radio_single))
 848                 params.quotes_times = InsetQuotes::SingleQ;
 849         else
 850                 params.quotes_times = InsetQuotes::DoubleQ;
 851
 852         Language const * old_language = params.language;
 853         Language const * new_language =
 854                 languages.getLanguage(combo_language->getline());
 855         if (!new_language)
 856                 new_language = default_language;
 857
 858         if (old_language != new_language
 859             && old_language->RightToLeft() == params.language->RightToLeft()
 860             && !lv_->buffer()->isMultiLingual())
 861                 lv_->buffer()->changeLanguage(old_language, params.language);
 862
 863         if (old_language != new_language) {
 864                 redo = true;
 865         }
 866
 867         params.language = new_language;
 868         params.inputenc = fl_get_choice_text(language_->choice_inputenc);
 869
 870         return redo;
 871 }
 872
 873
 874 bool FormDocument::language_apply()
 875 {
 876         return language_apply(lv_->buffer()->params);
 877 }
 878
 879
 880 bool FormDocument::options_apply(BufferParams & params)
 881 {
 882         bool redo = false;
 883
 884         params.graphicsDriver =
 885                 fl_get_choice_text(options_->choice_postscript_driver);
 886         params.use_amsmath = fl_get_button(options_->check_use_amsmath);
 887         params.use_natbib  = fl_get_button(options_->check_use_natbib);
 888         params.use_numerical_citations  =
 889                 fl_get_choice(options_->choice_citation_format)-1;
 890
 891         int tmpchar = int(fl_get_counter_value(options_->slider_secnumdepth));
 892         if (params.secnumdepth != tmpchar)
 893                 redo = true;
 894         params.secnumdepth = tmpchar;
 895
 896         params.tocdepth = int(fl_get_counter_value(options_->slider_tocdepth));
 897
 898         params.float_placement =
 899                 fl_get_input(options_->input_float_placement);
 900
 901         return redo;
 902 }
 903
 904
 905 bool FormDocument::options_apply()
 906 {
 907         return options_apply(lv_->buffer()->params);
 908 }
 909
 910
 911 void FormDocument::bullets_apply(BufferParams & params)
 912 {
 913         /* update the bullet settings */
 914         BufferParams & buf_params = lv_->buffer()->params;
 915
 916         // a little bit of loop unrolling
 917         params.user_defined_bullets[0] = buf_params.temp_bullets[0];
 918         params.user_defined_bullets[1] = buf_params.temp_bullets[1];
 919         params.user_defined_bullets[2] = buf_params.temp_bullets[2];
 920         params.user_defined_bullets[3] = buf_params.temp_bullets[3];
 921 }
 922
 923
 924 void FormDocument::bullets_apply()
 925 {
 926         bullets_apply(lv_->buffer()->params);
 927 }
 928
 929
 930 void FormDocument::class_update(BufferParams const & params)
 931 {
 932         if (!class_.get())
 933                 return;
 934
 935         LyXTextClass const & tclass = textclasslist.TextClass(params.textclass);
 936
 937         combo_doc_class->select(
 938                 textclasslist.DescOfClass(params.textclass));
 939         fl_set_choice_text(class_->choice_doc_fonts, params.fonts.c_str());
 940         fl_clear_choice(class_->choice_doc_fontsize);
 941         fl_addto_choice(class_->choice_doc_fontsize, "default");
 942         fl_addto_choice(class_->choice_doc_fontsize,
 943                         tclass.opt_fontsize().c_str());
 944         fl_set_choice(class_->choice_doc_fontsize,
 945                       tokenPos(tclass.opt_fontsize(), '|', params.fontsize)+2);
 946         fl_clear_choice(class_->choice_doc_pagestyle);
 947         fl_addto_choice(class_->choice_doc_pagestyle, "default");
 948         fl_addto_choice(class_->choice_doc_pagestyle,
 949                         tclass.opt_pagestyle().c_str());
 950         fl_set_choice(class_->choice_doc_pagestyle,
 951                       tokenPos(tclass.opt_pagestyle(), '|', params.pagestyle)+2);
 952         fl_set_button(class_->radio_doc_indent, 0);
 953         fl_set_button(class_->radio_doc_skip, 0);
 954         if (params.paragraph_separation == BufferParams::PARSEP_INDENT)
 955                 fl_set_button(class_->radio_doc_indent, 1);
 956         else
 957                 fl_set_button(class_->radio_doc_skip, 1);
 958
 959         bool const input_length = fl_get_choice(class_->choice_doc_skip) == 4;
 960         setEnabled(class_->choice_default_skip_units, input_length);
 961         setEnabled(class_->input_doc_skip, input_length);
 962
 963         switch (params.getDefSkip().kind()) {
 964         case VSpace::SMALLSKIP:
 965                 fl_set_choice (class_->choice_doc_skip, 1);
 966                 break;
 967         case VSpace::MEDSKIP:
 968                 fl_set_choice (class_->choice_doc_skip, 2);
 969                 break;
 970         case VSpace::BIGSKIP:
 971                 fl_set_choice (class_->choice_doc_skip, 3);
 972                 break;
 973         case VSpace::LENGTH:
 974         {
 975                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
 976                 bool const metric = (paperchoice == 1 && lyxrc.default_papersize > 3)
 977                         || paperchoice == 2 || paperchoice > 5;
 978                 string const default_unit = metric ? "cm" : "in";
 979                 string const length = params.getDefSkip().asLyXCommand();
 980                 updateWidgetsFromLengthString(class_->input_doc_skip,
 981                                       class_->choice_default_skip_units,
 982                                       length, default_unit);
 983                 break;
 984         }
 985         default:
 986                 fl_set_choice (class_->choice_doc_skip, 2);
 987                 break;
 988         }
 989         fl_set_button(class_->radio_doc_sides_one, 0);
 990         fl_set_button(class_->radio_doc_sides_two, 0);
 991         setEnabled(class_->choice_doc_skip,
 992                    fl_get_button(class_->radio_doc_skip));
 993
 994         if (params.sides == LyXTextClass::TwoSides)
 995                 fl_set_button(class_->radio_doc_sides_two, 1);
 996         else
 997                 fl_set_button(class_->radio_doc_sides_one, 1);
 998         fl_set_button(class_->radio_doc_columns_one, 0);
 999         fl_set_button(class_->radio_doc_columns_two, 0);
1000         if (params.columns == 2)
1001                 fl_set_button(class_->radio_doc_columns_two, 1);
1002         else
1003                 fl_set_button(class_->radio_doc_columns_one, 1);
1004
1005         fl_set_input(class_->input_doc_spacing, "");
1006         setEnabled(class_->input_doc_spacing, false);
1007
1008         switch (params.spacing.getSpace()) {
1009         case Spacing::Default: // nothing bad should happen with this
1010         case Spacing::Single:
1011                 // \singlespacing
1012                 fl_set_choice(class_->choice_doc_spacing, 1);
1013                 break;
1014         case Spacing::Onehalf:
1015                 // \onehalfspacing
1016                 fl_set_choice(class_->choice_doc_spacing, 2);
1017                 break;
1018         case Spacing::Double:
1019                 // \doublespacing
1020                 fl_set_choice(class_->choice_doc_spacing, 3);
1021                 break;
1022         case Spacing::Other:
1023         {
1024                 fl_set_choice(class_->choice_doc_spacing, 4);
1025                 char sval[20];
1026                 sprintf(sval,"%g",params.spacing.getValue());
1027                 fl_set_input(class_->input_doc_spacing, sval);
1028                 setEnabled(class_->input_doc_spacing, true);
1029                 break;
1030         }
1031         }
1032         if (!params.options.empty())
1033                 fl_set_input(class_->input_doc_extra, params.options.c_str());
1034         else
1035                 fl_set_input(class_->input_doc_extra, "");
1036 }
1037
1038
1039 void FormDocument::language_update(BufferParams const & params)
1040 {
1041         if (!language_.get())
1042                 return;
1043
1044         combo_language->select(params.language->lang());
1045         fl_set_choice_text(language_->choice_inputenc, params.inputenc.c_str());
1046         fl_set_choice(language_->choice_quotes_language, params.quotes_language + 1);
1047         fl_set_button(language_->radio_single, 0);
1048         fl_set_button(language_->radio_double, 0);
1049         if (params.quotes_times == InsetQuotes::SingleQ)
1050                 fl_set_button(language_->radio_single, 1);
1051         else
1052                 fl_set_button(language_->radio_double, 1);
1053 }
1054
1055
1056 void FormDocument::options_update(BufferParams const & params)
1057 {
1058         if (!options_.get())
1059                 return;
1060
1061         fl_set_choice_text(options_->choice_postscript_driver,
1062                            params.graphicsDriver.c_str());
1063         fl_set_button(options_->check_use_amsmath, params.use_amsmath);
1064         fl_set_button(options_->check_use_natbib,  params.use_natbib);
1065         fl_set_choice(options_->choice_citation_format,
1066                       int(params.use_numerical_citations)+1);
1067         setEnabled(options_->choice_citation_format, params.use_natbib);
1068         fl_set_counter_value(options_->slider_secnumdepth, params.secnumdepth);
1069         fl_set_counter_value(options_->slider_tocdepth, params.tocdepth);
1070         if (!params.float_placement.empty())
1071                 fl_set_input(options_->input_float_placement,
1072                              params.float_placement.c_str());
1073         else
1074                 fl_set_input(options_->input_float_placement, "");
1075 }
1076
1077
1078 void FormDocument::paper_update(BufferParams const & params)
1079 {
1080         if (!paper_.get())
1081                 return;
1082
1083         fl_set_choice(paper_->choice_papersize, params.papersize2 + 1);
1084         fl_set_choice(paper_->choice_paperpackage, params.paperpackage + 1);
1085         fl_set_button(paper_->check_use_geometry, params.use_geometry);
1086
1087         int const paperchoice = fl_get_choice(paper_->choice_papersize);
1088         bool const useCustom = paperchoice == 2;
1089         bool const useGeom = fl_get_button(paper_->check_use_geometry);
1090
1091         fl_set_button(paper_->radio_portrait, 0);
1092         setEnabled(paper_->radio_portrait, !useCustom);
1093         fl_set_button(paper_->radio_landscape, 0);
1094         setEnabled(paper_->radio_landscape, !useCustom);
1095
1096         if (params.orientation == BufferParams::ORIENTATION_LANDSCAPE)
1097                 fl_set_button(paper_->radio_landscape, 1);
1098         else
1099                 fl_set_button(paper_->radio_portrait, 1);
1100         setEnabled(paper_->choice_paperpackage,
1101                    //either default papersize (preferences)
1102                    //or document papersize has to be A4
1103                    (paperchoice == 7
1104                     || paperchoice == 1 && lyxrc.default_papersize == 5)
1105                    && fl_get_button(paper_->radio_portrait));
1106
1107         // Default unit choice is cm if metric, inches if US paper.
1108         bool const metric = (paperchoice == 1 && lyxrc.default_papersize > 3)
1109                         || paperchoice == 2 || paperchoice > 5;
1110         string const default_unit = metric ? "cm" : "in";
1111         updateWidgetsFromLengthString(paper_->input_custom_width,
1112                               paper_->choice_custom_width_units,
1113                               params.paperwidth, default_unit);
1114         setEnabled(paper_->input_custom_width, useCustom);
1115         setEnabled(paper_->choice_custom_width_units, useCustom);
1116
1117         updateWidgetsFromLengthString(paper_->input_custom_height,
1118                                       paper_->choice_custom_height_units,
1119                                       params.paperheight, default_unit);
1120         setEnabled(paper_->input_custom_height, useCustom);
1121         setEnabled(paper_->choice_custom_height_units, useCustom);
1122
1123         updateWidgetsFromLengthString(paper_->input_inner_margin,
1124                                       paper_->choice_inner_margin_units,
1125                                       params.leftmargin, default_unit);
1126         setEnabled(paper_->input_inner_margin, useGeom);
1127         setEnabled(paper_->choice_inner_margin_units, useGeom);
1128
1129         updateWidgetsFromLengthString(paper_->input_top_margin,
1130                                       paper_->choice_top_margin_units,
1131                                       params.topmargin, default_unit);
1132         setEnabled(paper_->input_top_margin, useGeom);
1133         setEnabled(paper_->choice_top_margin_units, useGeom);
1134
1135         updateWidgetsFromLengthString(paper_->input_outer_margin,
1136                                       paper_->choice_outer_margin_units,
1137                                       params.rightmargin, default_unit);
1138         setEnabled(paper_->input_outer_margin, useGeom);
1139         setEnabled(paper_->choice_outer_margin_units, useGeom);
1140
1141         updateWidgetsFromLengthString(paper_->input_bottom_margin,
1142                                       paper_->choice_bottom_margin_units,
1143                                       params.bottommargin, default_unit);
1144         setEnabled(paper_->input_bottom_margin, useGeom);
1145         setEnabled(paper_->choice_bottom_margin_units, useGeom);
1146
1147         updateWidgetsFromLengthString(paper_->input_head_height,
1148                                       paper_->choice_head_height_units,
1149                                       params.headheight, default_unit);
1150         setEnabled(paper_->input_head_height, useGeom);
1151         setEnabled(paper_->choice_head_height_units, useGeom);
1152
1153         updateWidgetsFromLengthString(paper_->input_head_sep,
1154                                       paper_->choice_head_sep_units,
1155                                       params.headsep, default_unit);
1156         setEnabled(paper_->input_head_sep, useGeom);
1157         setEnabled(paper_->choice_head_sep_units, useGeom);
1158
1159         updateWidgetsFromLengthString(paper_->input_foot_skip,
1160                                       paper_->choice_foot_skip_units,
1161                                       params.footskip, default_unit);
1162         setEnabled(paper_->input_foot_skip, useGeom);
1163         setEnabled(paper_->choice_foot_skip_units, useGeom);
1164
1165         fl_set_focus_object(paper_->form, paper_->choice_papersize);
1166 }
1167
1168
1169 void FormDocument::bullets_update(BufferParams const & params)
1170 {
1171         if (!bullets_.get() ||
1172             ((XpmVersion<4) ||
1173              (XpmVersion==4 && XpmRevision<7)))
1174                 return;
1175
1176         bool const isLinuxDoc = lv_->buffer()->isLinuxDoc();
1177         setEnabled(fbullet, !isLinuxDoc);
1178
1179         if (isLinuxDoc) return;
1180
1181         fl_set_button(bullets_->radio_bullet_depth_1, 1);
1182         fl_set_input(bullets_->input_bullet_latex,
1183                      params.user_defined_bullets[0].getText().c_str());
1184         fl_set_choice(bullets_->choice_bullet_size,
1185                       params.user_defined_bullets[0].getSize() + 2);
1186 }
1187
1188
1189 void FormDocument::checkReadOnly()
1190 {
1191         if (bc().readOnly(lv_->buffer()->isReadonly())) {
1192                 combo_doc_class->deactivate();
1193                 combo_language->deactivate();
1194                 fl_set_object_label(dialog_->text_warning,
1195                                     _("Document is read-only."
1196                                       " No changes to layout permitted."));
1197                 fl_show_object(dialog_->text_warning);
1198         } else {
1199                 combo_doc_class->activate();
1200                 combo_language->activate();
1201                 fl_hide_object(dialog_->text_warning);
1202         }
1203 }
1204
1205
1206 bool FormDocument::CheckDocumentInput(FL_OBJECT * ob, long)
1207 {
1208         string str;
1209         bool ok = true;
1210         char const * input;
1211
1212         // this has to be all out of if/elseif because it has to deactivate
1213         // the document buttons and so the whole stuff has to be tested again.
1214         // disable OK/Apply if input is not valid
1215         str = fl_get_input(class_->input_doc_skip);
1216         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1217         str = fl_get_input(paper_->input_custom_width);
1218         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1219         str = fl_get_input(paper_->input_custom_height);
1220         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1221         str = fl_get_input(paper_->input_outer_margin);
1222         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1223         str = fl_get_input(paper_->input_inner_margin);
1224         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1225         str = fl_get_input(paper_->input_top_margin);
1226         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1227         str = fl_get_input(paper_->input_bottom_margin);
1228         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1229         str = fl_get_input(paper_->input_head_height);
1230         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1231         str = fl_get_input(paper_->input_head_sep);
1232         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1233         str = fl_get_input(paper_->input_foot_skip);
1234         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1235
1236         //display warning if input is not valid
1237         if (ob == class_->input_doc_skip
1238                         || ob == paper_->input_custom_width
1239                         || ob == paper_->input_custom_height
1240                         || ob == paper_->input_outer_margin
1241                         || ob == paper_->input_inner_margin
1242                         || ob == paper_->input_top_margin
1243                         || ob == paper_->input_bottom_margin
1244                         || ob == paper_->input_head_height
1245                         || ob == paper_->input_head_sep
1246                         || ob == paper_->input_foot_skip) {
1247                 if (!ok) {
1248                         fl_set_object_label(dialog_->text_warning,
1249                                 _("Warning: Invalid Length (valid example: 10mm)"));
1250                         fl_show_object(dialog_->text_warning);
1251                         return false;
1252                 } else {
1253                         fl_hide_object(dialog_->text_warning);
1254                         return true;
1255                 }
1256         }
1257
1258         // "Synchronize" the choice and the input field, so that it
1259         // is impossible to commit senseless data.
1260         input = fl_get_input (class_->input_doc_skip);
1261         if ((fl_get_choice(class_->choice_doc_skip) == 4) && !*input)
1262                 ok = false;
1263         else if (fl_get_choice(class_->choice_doc_skip) != 4)
1264                 fl_set_input (class_->input_doc_skip, "");
1265
1266         input = fl_get_input(class_->input_doc_spacing);
1267         if ((fl_get_choice(class_->choice_doc_spacing) == 4) && !*input)
1268                 ok = false;
1269         else if (fl_get_choice(class_->choice_doc_spacing) != 4)
1270                 fl_set_input (class_->input_doc_spacing, "");
1271         return ok;
1272 }
1273
1274
1275 void FormDocument::ChoiceBulletSize(FL_OBJECT * ob, long /*data*/ )
1276 {
1277         BufferParams & param = lv_->buffer()->params;
1278
1279         // convert from 1-6 range to -1-4
1280         param.temp_bullets[current_bullet_depth].setSize(fl_get_choice(ob) - 2);
1281         fl_set_input(bullets_->input_bullet_latex,
1282                      param.temp_bullets[current_bullet_depth].getText().c_str());
1283 }
1284
1285
1286 void FormDocument::InputBulletLaTeX(FL_OBJECT *, long)
1287 {
1288         BufferParams & param = lv_->buffer()->params;
1289
1290         param.temp_bullets[current_bullet_depth].
1291                 setText(fl_get_input(bullets_->input_bullet_latex));
1292 }
1293
1294
1295 void FormDocument::BulletDepth(FL_OBJECT * ob, State cb)
1296 {
1297         /* Should I do the following:                                 */
1298         /*  1. change to the panel that the current bullet belongs in */
1299         /*  2. show that bullet as selected                           */
1300         /*  3. change the size setting to the size of the bullet in Q.*/
1301         /*  4. display the latex equivalent in the latex box          */
1302         /*                                                            */
1303         /* I'm inclined to just go with 3 and 4 at the moment and     */
1304         /* maybe try to support the others later                      */
1305         BufferParams & param = lv_->buffer()->params;
1306
1307         int data = 0;
1308         if (cb == BULLETDEPTH1 )
1309                 data = 0;
1310         else if (cb == BULLETDEPTH2 )
1311                 data = 1;
1312         else if (cb == BULLETDEPTH3 )
1313                 data = 2;
1314         else if (cb == BULLETDEPTH4 )
1315                 data = 3;
1316
1317         switch (fl_get_button_numb(ob)) {
1318         case 3:
1319                 // right mouse button resets to default
1320                 param.temp_bullets[data] = ITEMIZE_DEFAULTS[data];
1321         default:
1322                 current_bullet_depth = data;
1323                 fl_set_input(bullets_->input_bullet_latex,
1324                              param.temp_bullets[data].getText().c_str());
1325                 fl_set_choice(bullets_->choice_bullet_size,
1326                               param.temp_bullets[data].getSize() + 2);
1327         }
1328 }
1329
1330
1331 void FormDocument::BulletPanel(FL_OBJECT * /*ob*/, State cb)
1332 {
1333         /* Here we have to change the background pixmap to that selected */
1334         /* by the user. (eg. standard.xpm, psnfss1.xpm etc...)           */
1335
1336         int data = 0;
1337         if (cb == BULLETPANEL1 )
1338                 data = 0;
1339         else if (cb == BULLETPANEL2 )
1340                 data = 1;
1341         else if (cb == BULLETPANEL3 )
1342                 data = 2;
1343         else if (cb == BULLETPANEL4 )
1344                 data = 3;
1345         else if (cb == BULLETPANEL5 )
1346                 data = 4;
1347         else if (cb == BULLETPANEL6 )
1348                 data = 5;
1349
1350         if (data != current_bullet_panel) {
1351                 fl_freeze_form(bullets_->form);
1352                 current_bullet_panel = data;
1353
1354                 /* free the current pixmap */
1355                 fl_free_bmtable_pixmap(bullets_->bmtable_bullet_panel);
1356                 string new_panel;
1357                 switch (cb) {
1358                         /* display the new one */
1359                 case BULLETPANEL1 :
1360                         new_panel = "standard";
1361                         break;
1362                 case BULLETPANEL2 :
1363                         new_panel = "amssymb";
1364                         break;
1365                 case BULLETPANEL3 :
1366                         new_panel = "psnfss1";
1367                         break;
1368                 case BULLETPANEL4 :
1369                         new_panel = "psnfss2";
1370                         break;
1371                 case BULLETPANEL5 :
1372                         new_panel = "psnfss3";
1373                         break;
1374                 case BULLETPANEL6 :
1375                         new_panel = "psnfss4";
1376                         break;
1377                 default :
1378                         /* something very wrong happened */
1379                         // play it safe for now but should be an exception
1380                         current_bullet_panel = 0;  // standard panel
1381                         new_panel = "standard";
1382                         break;
1383                 }
1384                 new_panel += ".xpm";
1385                 fl_set_bmtable_pixmap_file(bullets_->bmtable_bullet_panel, 6, 6,
1386                                            LibFileSearch("images", new_panel).c_str());
1387                 fl_redraw_object(bullets_->bmtable_bullet_panel);
1388                 fl_unfreeze_form(bullets_->form);
1389         }
1390 }
1391
1392
1393 void FormDocument::BulletBMTable(FL_OBJECT * ob, long /*data*/ )
1394 {
1395         /* handle the user input by setting the current bullet depth's pixmap */
1396         /* to that extracted from the current chosen position of the BMTable  */
1397         /* Don't forget to free the button's old pixmap first.                */
1398
1399         BufferParams & param = lv_->buffer()->params;
1400         int bmtable_button = fl_get_bmtable(ob);
1401
1402         /* try to keep the button held down till another is pushed */
1403         /*  fl_set_bmtable(ob, 1, bmtable_button); */
1404         param.temp_bullets[current_bullet_depth].setFont(current_bullet_panel);
1405         param.temp_bullets[current_bullet_depth].setCharacter(bmtable_button);
1406         fl_set_input(bullets_->input_bullet_latex,
1407                      param.temp_bullets[current_bullet_depth].getText().c_str());
1408 }
1409
1410
1411 void FormDocument::CheckChoiceClass(FL_OBJECT * ob, long)
1412 {
1413         if (!ob)
1414                 ob = class_->choice_doc_class;
1415
1416         lv_->prohibitInput();
1417
1418         unsigned int tc = combo_doc_class->get() - 1;
1419         if (textclasslist.Load(tc)) {
1420                 // we use a copy of the bufferparams because we do not
1421                 // want to modify them yet.
1422                 BufferParams params = lv_->buffer()->params;
1423
1424                 if (lyxrc.auto_reset_options) {
1425                         params.textclass = tc;
1426                         params.useClassDefaults();
1427                         UpdateLayoutDocument(params);
1428                 }
1429         } else {
1430                 // unable to load new style
1431                 Alert::alert(_("Conversion Errors!"),
1432                            _("Unable to switch to new document class."),
1433                            _("Reverting to original document class."));
1434                 combo_doc_class->select(int(lv_->buffer()->params.textclass) + 1);
1435         }
1436         lv_->allowInput();
1437 }
1438
1439
1440 void FormDocument::UpdateLayoutDocument(BufferParams const & params)
1441 {
1442         if (!dialog_.get())
1443                 return;
1444
1445         checkReadOnly();
1446         class_update(params);
1447         paper_update(params);
1448         language_update(params);
1449         options_update(params);
1450         bullets_update(params);
1451 }