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 "lyx_gui_misc.h"
  22
  23 #include "FormDocument.h"
  24 #include "form_document.h"
  25 #include "Dialogs.h"
  26 #include "layout.h"
  27 #include "combox.h"
  28 #include "tex-strings.h"
  29 #include "bufferparams.h"
  30 #include "insets/insetquotes.h"
  31 #include "vspace.h"
  32 #include "bmtable.h"
  33 #include "support/filetools.h"
  34 #include "support/lstrings.h"
  35 #include "language.h"
  36 #include "LyXView.h"
  37 #include "lyxfunc.h"
  38 #include "lyxrc.h"
  39 #include "BufferView.h"
  40 #include "buffer.h"
  41 #include "Liason.h"
  42 #include "CutAndPaste.h"
  43 #include "bufferview_funcs.h"
  44 #include "xforms_helpers.h"
  45 #include "debug.h"
  46 #include "input_validators.h" // fl_unsigned_float_filter
  47
  48 using Liason::setMinibuffer;
  49 using SigC::slot;
  50
  51 FormDocument::FormDocument(LyXView * lv, Dialogs * d)
  52         : FormBaseBD(lv, d, _("Document Layout")),
  53           ActCell(0), Confirmed(0),
  54           current_bullet_panel(0), current_bullet_depth(0), fbullet(0)
  55 {
  56         // let the dialog be shown
  57         // This is a permanent connection so we won't bother
  58         // storing a copy because we won't be disconnecting.
  59         d->showDocument.connect(slot(this, &FormDocument::show));
  60 }
  61
  62
  63 void FormDocument::redraw()
  64 {
  65         if( form() && form()->visible )
  66                 fl_redraw_form( form() );
  67         else
  68                 return;
  69
  70         FL_FORM * outer_form = fl_get_active_folder(dialog_->tabbed_folder);
  71         if (outer_form && outer_form->visible)
  72                 fl_redraw_form( outer_form );
  73 }
  74
  75
  76 FL_FORM * FormDocument::form() const
  77 {
  78         if (dialog_.get()) return dialog_->form;
  79         return 0;
  80 }
  81
  82
  83 void FormDocument::build()
  84 {
  85         int n;
  86
  87         // the tabbed folder
  88         dialog_.reset(build_tabbed_document());
  89
  90         // Manage the restore, ok, apply, restore and cancel/close buttons
  91         bc().setOK(dialog_->button_ok);
  92         bc().setApply(dialog_->button_apply);
  93         bc().setCancel(dialog_->button_cancel);
  94         bc().setRestore(dialog_->button_restore);
  95         bc().addReadOnly (dialog_->button_save_defaults);
  96         bc().addReadOnly (dialog_->button_reset_defaults);
  97
  98         // the document paper form
  99         paper_.reset(build_doc_paper());
 100         fl_addto_choice(paper_->choice_papersize,
 101                         _(" Default | Custom | USletter | USlegal "
 102                           "| USexecutive | A3 | A4 | A5 | B3 | B4 | B5 "));
 103         fl_addto_choice(paper_->choice_paperpackage,
 104                         _(" None "
 105                           "| Small Margins "
 106                           "| Very small Margins "
 107                           "| Very wide Margins "));
 108
 109         fl_set_input_return(paper_->input_custom_width, FL_RETURN_CHANGED);
 110         fl_set_input_return(paper_->input_custom_height, FL_RETURN_CHANGED);
 111         fl_set_input_return(paper_->input_top_margin, FL_RETURN_CHANGED);
 112         fl_set_input_return(paper_->input_bottom_margin, FL_RETURN_CHANGED);
 113         fl_set_input_return(paper_->input_left_margin, FL_RETURN_CHANGED);
 114         fl_set_input_return(paper_->input_right_margin, FL_RETURN_CHANGED);
 115         fl_set_input_return(paper_->input_head_height, FL_RETURN_CHANGED);
 116         fl_set_input_return(paper_->input_head_sep, FL_RETURN_CHANGED);
 117         fl_set_input_return(paper_->input_foot_skip, FL_RETURN_CHANGED);
 118
 119         // Set input filters on width and height to make them accept only
 120         // unsigned numbers.
 121         fl_set_input_filter(paper_->input_custom_width,
 122                             fl_unsigned_float_filter);
 123         fl_set_input_filter(paper_->input_custom_height,
 124                             fl_unsigned_float_filter);
 125         fl_set_input_filter(paper_->input_top_margin,
 126                             fl_unsigned_float_filter);
 127         fl_set_input_filter(paper_->input_bottom_margin,
 128                             fl_unsigned_float_filter);
 129         fl_set_input_filter(paper_->input_left_margin,
 130                             fl_unsigned_float_filter);
 131         fl_set_input_filter(paper_->input_right_margin,
 132                             fl_unsigned_float_filter);
 133         fl_set_input_filter(paper_->input_head_height,
 134                             fl_unsigned_float_filter);
 135         fl_set_input_filter(paper_->input_head_sep,
 136                             fl_unsigned_float_filter);
 137         fl_set_input_filter(paper_->input_foot_skip,
 138                             fl_unsigned_float_filter);
 139
 140         // Create the contents of the unit choices
 141         string const units = " cm | inch ";
 142
 143         fl_addto_choice(paper_->choice_custom_width_units,  units.c_str());
 144         fl_addto_choice(paper_->choice_custom_height_units, units.c_str());
 145         fl_addto_choice(paper_->choice_top_margin_units,    units.c_str());
 146         fl_addto_choice(paper_->choice_bottom_margin_units, units.c_str());
 147         fl_addto_choice(paper_->choice_left_margin_units,   units.c_str());
 148         fl_addto_choice(paper_->choice_right_margin_units,  units.c_str());
 149         fl_addto_choice(paper_->choice_head_height_units,   units.c_str());
 150         fl_addto_choice(paper_->choice_head_sep_units,      units.c_str());
 151         fl_addto_choice(paper_->choice_foot_skip_units,     units.c_str());
 152
 153         bc().addReadOnly (paper_->choice_paperpackage);
 154         bc().addReadOnly (paper_->group_radio_orientation);
 155         bc().addReadOnly (paper_->radio_portrait);
 156         bc().addReadOnly (paper_->radio_landscape);
 157         bc().addReadOnly (paper_->choice_papersize);
 158         bc().addReadOnly (paper_->check_use_geometry);
 159         bc().addReadOnly (paper_->input_custom_width);
 160         bc().addReadOnly (paper_->input_custom_height);
 161         bc().addReadOnly (paper_->input_top_margin);
 162         bc().addReadOnly (paper_->input_bottom_margin);
 163         bc().addReadOnly (paper_->input_left_margin);
 164         bc().addReadOnly (paper_->input_right_margin);
 165         bc().addReadOnly (paper_->input_head_height);
 166         bc().addReadOnly (paper_->input_head_sep);
 167         bc().addReadOnly (paper_->input_foot_skip);
 168
 169         // the document class form
 170         class_.reset(build_doc_class());
 171
 172         FL_OBJECT * obj;
 173         // The language is a combo-box and has to be inserted manually
 174         obj = class_->choice_doc_class;
 175         fl_deactivate_object(obj);
 176         fl_addto_form(class_->form);
 177         combo_doc_class.reset(new Combox(FL_COMBOX_DROPLIST));
 178         combo_doc_class->add(obj->x, obj->y, obj->w, obj->h, 400,
 179                              dialog_->tabbed_folder);
 180         combo_doc_class->shortcut("#C",1);
 181         combo_doc_class->setcallback(ComboInputCB, this);
 182         fl_end_form();
 183         for (LyXTextClassList::const_iterator cit = textclasslist.begin();
 184              cit != textclasslist.end(); ++cit) {
 185                 combo_doc_class->addto(cit->description());
 186         }
 187
 188         fl_addto_choice(class_->choice_doc_spacing,
 189                         _(" Single | OneHalf | Double | Other "));
 190         fl_addto_choice(class_->choice_doc_fontsize, "default|10|11|12");
 191         for (n=0; tex_fonts[n][0]; ++n) {
 192                 fl_addto_choice(class_->choice_doc_fonts,tex_fonts[n]);
 193         }
 194         fl_addto_choice(class_->choice_doc_pagestyle,
 195                         "default|empty|plain|headings|fancy");
 196         fl_addto_choice(class_->choice_doc_skip,
 197                         _(" Smallskip | Medskip | Bigskip | Length "));
 198         fl_set_input_return(class_->input_doc_extra, FL_RETURN_CHANGED);
 199         fl_set_input_return(class_->input_doc_skip, FL_RETURN_CHANGED);
 200         fl_set_input_return(class_->input_doc_spacing, FL_RETURN_CHANGED);
 201
 202         bc().addReadOnly (class_->radio_doc_indent);
 203         bc().addReadOnly (class_->radio_doc_skip);
 204
 205         bc().addReadOnly (class_->choice_doc_pagestyle);
 206         bc().addReadOnly (class_->choice_doc_fonts);
 207         bc().addReadOnly (class_->choice_doc_fontsize);
 208         bc().addReadOnly (class_->radio_doc_sides_one);
 209         bc().addReadOnly (class_->radio_doc_sides_two);
 210         bc().addReadOnly (class_->radio_doc_columns_one);
 211         bc().addReadOnly (class_->radio_doc_columns_two);
 212         bc().addReadOnly (class_->input_doc_extra);
 213         bc().addReadOnly (class_->input_doc_skip);
 214         bc().addReadOnly (class_->choice_doc_skip);
 215         bc().addReadOnly (class_->choice_doc_spacing);
 216         bc().addReadOnly (class_->input_doc_spacing);
 217
 218         // the document language form
 219         language_.reset(build_doc_language());
 220         fl_addto_choice(language_->choice_inputenc,
 221                         "default|auto|latin1|latin2|latin3|latin4|latin5|latin9"
 222                         "|koi8-r|koi8-u|cp866|cp1251|iso88595");
 223
 224         // The language is a combo-box and has to be inserted manually
 225         obj = language_->choice_language;
 226         fl_deactivate_object(obj);
 227         fl_addto_form(language_->form);
 228         combo_language.reset(new Combox(FL_COMBOX_DROPLIST));
 229         combo_language->add(obj->x, obj->y, obj->w, obj->h, 400,
 230                             dialog_->tabbed_folder);
 231         combo_language->shortcut("#L",1);
 232         combo_language->setcallback(ComboInputCB, this);
 233         fl_end_form();
 234
 235         for (Languages::const_iterator cit = languages.begin();
 236              cit != languages.end(); ++cit) {
 237                 combo_language->addto(cit->second.lang());
 238         }
 239
 240         fl_addto_choice(language_->choice_quotes_language,
 241                         _(" ``text'' | ''text'' | ,,text`` | ,,text'' |"
 242                           " «text» | »text« "));
 243
 244         bc().addReadOnly (language_->choice_inputenc);
 245         bc().addReadOnly (language_->choice_quotes_language);
 246         bc().addReadOnly (language_->radio_single);
 247         bc().addReadOnly (language_->radio_double);
 248
 249         // the document options form
 250         options_.reset(build_doc_options());
 251         fl_set_input_return(options_->input_float_placement, FL_RETURN_CHANGED);
 252         fl_set_counter_bounds(options_->slider_secnumdepth,-2,5);
 253         fl_set_counter_bounds(options_->slider_tocdepth,-1,5);
 254         fl_set_counter_step(options_->slider_secnumdepth,1,1);
 255         fl_set_counter_step(options_->slider_tocdepth,1,1);
 256         fl_set_counter_precision(options_->slider_secnumdepth, 0);
 257         fl_set_counter_precision(options_->slider_tocdepth, 0);
 258         for (n=0; tex_graphics[n][0]; ++n) {
 259                 fl_addto_choice(options_->choice_postscript_driver,
 260                                 tex_graphics[n]);
 261         }
 262         fl_addto_choice(options_->choice_citation_format,
 263                         _(" Author-year | Numerical "));
 264
 265         bc_.addReadOnly (options_->slider_secnumdepth);
 266         bc_.addReadOnly (options_->slider_tocdepth);
 267         bc_.addReadOnly (options_->check_use_amsmath);
 268         bc_.addReadOnly (options_->check_use_natbib);
 269         bc_.addReadOnly (options_->choice_citation_format);
 270         bc_.addReadOnly (options_->input_float_placement);
 271         bc_.addReadOnly (options_->choice_postscript_driver);
 272
 273         // the document bullets form
 274         bullets_.reset(build_doc_bullet());
 275         fl_addto_choice(bullets_->choice_bullet_size,
 276                         _(" default | tiny | script | footnote | small |"
 277                           " normal | large | Large | LARGE | huge | Huge"));
 278         fl_set_choice(bullets_->choice_bullet_size, 1);
 279         fl_set_input_return(bullets_->input_bullet_latex, FL_RETURN_CHANGED);
 280         fl_set_input_maxchars(bullets_->input_bullet_latex, 80);
 281
 282         bc().addReadOnly (bullets_->bmtable_bullet_panel);
 283         bc().addReadOnly (bullets_->choice_bullet_size);
 284         bc().addReadOnly (bullets_->input_bullet_latex);
 285         bc().addReadOnly (bullets_->radio_bullet_depth);
 286         bc().addReadOnly (bullets_->radio_bullet_panel);
 287
 288         fl_addto_tabfolder(dialog_->tabbed_folder,_("Document"),
 289                            class_->form);
 290         fl_addto_tabfolder(dialog_->tabbed_folder,_("Paper"),
 291                            paper_->form);
 292         fl_addto_tabfolder(dialog_->tabbed_folder,_("Language"),
 293                            language_->form);
 294         fl_addto_tabfolder(dialog_->tabbed_folder,_("Extra"),
 295                            options_->form);
 296         fbullet = fl_addto_tabfolder(dialog_->tabbed_folder,_("Bullets"),
 297                                      bullets_->form);
 298         if ((XpmVersion < 4) || (XpmVersion == 4 && XpmRevision < 7)) {
 299                 lyxerr << _("Your version of libXpm is older than 4.7.\n"
 300                             "The `bullet' tab of the document dialog "
 301                             "has been disabled") << '\n';
 302                 fl_deactivate_object(fbullet);
 303                 fl_set_object_lcol(fbullet, FL_INACTIVE);
 304         }
 305 }
 306
 307
 308 void FormDocument::apply()
 309 {
 310         if (!lv_->view()->available() || !dialog_.get())
 311                 return;
 312
 313         bool redo = class_apply();
 314         paper_apply();
 315         redo = language_apply() || redo;
 316         redo = options_apply() || redo;
 317         bullets_apply();
 318
 319         if (redo) {
 320                 lv_->view()->redoCurrentBuffer();
 321         }
 322         lv_->buffer()->markDirty();
 323         setMinibuffer(lv_, _("Document layout set"));
 324 }
 325
 326
 327 void FormDocument::cancel()
 328 {
 329         // this avoids confusion when reopening
 330         BufferParams & param = lv_->buffer()->params;
 331         param.temp_bullets[0] = param.user_defined_bullets[0];
 332         param.temp_bullets[1] = param.user_defined_bullets[1];
 333         param.temp_bullets[2] = param.user_defined_bullets[2];
 334         param.temp_bullets[3] = param.user_defined_bullets[3];
 335         hide();
 336 }
 337
 338
 339 void FormDocument::update()
 340 {
 341         if (!dialog_.get())
 342                 return;
 343
 344         checkReadOnly();
 345
 346         BufferParams const & params = lv_->buffer()->params;
 347
 348 //      fl_set_object_label(dialog_->button_save_defaults,
 349 //                          _("Save as Defaults"));
 350 //      fl_set_object_label(dialog_->button_reset_defaults,
 351 //                          _("Use Class Defaults"));
 352         setEnabled(dialog_->button_reset_defaults,
 353                    !params.hasClassDefaults());
 354
 355         class_update(params);
 356         paper_update(params);
 357         language_update(params);
 358         options_update(params);
 359         bullets_update(params);
 360 }
 361
 362
 363 bool FormDocument::input( FL_OBJECT * ob, long data )
 364 {
 365         State cb = static_cast<State>( data );
 366
 367         switch (cb) {
 368         case CHECKCHOICECLASS:
 369                 CheckChoiceClass(ob, 0);
 370                 break;
 371         case CHOICEBULLETSIZE:
 372                 ChoiceBulletSize(ob, 0);
 373                 break;
 374         case INPUTBULLETLATEX:
 375                 InputBulletLaTeX(ob, 0);
 376                 break;
 377         case BULLETDEPTH1:
 378         case BULLETDEPTH2:
 379         case BULLETDEPTH3:
 380         case BULLETDEPTH4:
 381                 BulletDepth(ob, cb);
 382                 break;
 383         case BULLETPANEL1:
 384         case BULLETPANEL2:
 385         case BULLETPANEL3:
 386         case BULLETPANEL4:
 387         case BULLETPANEL5:
 388         case BULLETPANEL6:
 389                 BulletPanel(ob, cb);
 390                 break;
 391         case BULLETBMTABLE:
 392                 BulletBMTable(ob, 0);
 393                 break;
 394         default:
 395                 break;
 396         }
 397
 398         if (ob == options_->check_use_natbib) {
 399                 setEnabled(options_->choice_citation_format,
 400                            fl_get_button(options_->check_use_natbib));
 401         }
 402
 403         if (ob == dialog_->button_save_defaults) {
 404                 lv_->getLyXFunc()->dispatch(LFUN_LAYOUT_SAVE_DEFAULT);
 405         }
 406
 407         if (ob == dialog_->button_reset_defaults) {
 408                 BufferParams params = lv_->buffer()->params;
 409                 params.textclass = combo_doc_class->get() - 1;
 410                 params.useClassDefaults();
 411                 UpdateLayoutDocument(params);
 412         }
 413
 414         if (ob == paper_->radio_landscape)
 415                 fl_set_choice(paper_->choice_paperpackage,
 416                 BufferParams::PACKAGE_NONE + 1);
 417
 418         if (ob == paper_->choice_papersize) {
 419                 if (fl_get_choice(paper_->choice_papersize) == 2)
 420                         fl_set_button(paper_->radio_portrait, 1);
 421                 bool const custom =
 422                         fl_get_choice(paper_->choice_papersize) == 2;
 423                 setEnabled(paper_->input_custom_width,  custom);
 424                 setEnabled(paper_->input_custom_height, custom);
 425                 setEnabled(paper_->choice_custom_width_units,  custom);
 426                 setEnabled(paper_->choice_custom_height_units, custom);
 427                 setEnabled(paper_->radio_portrait,  !custom);
 428                 setEnabled(paper_->radio_landscape, !custom);
 429         }
 430
 431         if (ob == paper_->choice_papersize
 432             || paper_->radio_portrait
 433             || paper_->radio_landscape) {
 434
 435                 setEnabled(paper_->choice_paperpackage,
 436                            //either default papersize (preferences)
 437                            //or document papersize has to be A4
 438                            (fl_get_choice(paper_->choice_papersize) == 7
 439                             || fl_get_choice(paper_->choice_papersize) == 1
 440                             && lyxrc.default_papersize == 5)
 441                            && fl_get_button(paper_->radio_portrait));
 442         }
 443
 444         if (ob == paper_->choice_paperpackage) {
 445                 if (fl_get_choice(paper_->choice_paperpackage) != 1) {
 446                         fl_set_button(paper_->check_use_geometry, 0);
 447
 448                         setEnabled(paper_->input_top_margin,    false);
 449                         setEnabled(paper_->input_bottom_margin, false);
 450                         setEnabled(paper_->input_left_margin,   false);
 451                         setEnabled(paper_->input_right_margin,  false);
 452                         setEnabled(paper_->input_head_height,   false);
 453                         setEnabled(paper_->input_head_sep,      false);
 454                         setEnabled(paper_->input_foot_skip,     false);
 455                         setEnabled(paper_->choice_top_margin_units,    false);
 456                         setEnabled(paper_->choice_bottom_margin_units, false);
 457                         setEnabled(paper_->choice_left_margin_units,   false);
 458                         setEnabled(paper_->choice_right_margin_units,  false);
 459                         setEnabled(paper_->choice_head_height_units,   false);
 460                         setEnabled(paper_->choice_head_sep_units,      false);
 461                         setEnabled(paper_->choice_foot_skip_units,     false);
 462                 }
 463         }
 464
 465         if (ob == paper_->check_use_geometry) {
 466                 //don't allow switching geometry off in custom papersize mode
 467                 if (fl_get_choice(paper_->choice_papersize) == 2)
 468                         fl_set_button(paper_->check_use_geometry, 1);
 469                 fl_set_choice(paper_->choice_paperpackage,
 470                               BufferParams::PACKAGE_NONE + 1);
 471
 472                 bool const use_geom = fl_get_button(paper_->check_use_geometry);
 473                 setEnabled(paper_->input_top_margin,    use_geom);
 474                 setEnabled(paper_->input_bottom_margin, use_geom);
 475                 setEnabled(paper_->input_left_margin,   use_geom);
 476                 setEnabled(paper_->input_right_margin,  use_geom);
 477                 setEnabled(paper_->input_head_height,   use_geom);
 478                 setEnabled(paper_->input_head_sep,      use_geom);
 479                 setEnabled(paper_->input_foot_skip,     use_geom);
 480                 setEnabled(paper_->choice_top_margin_units,    use_geom);
 481                 setEnabled(paper_->choice_bottom_margin_units, use_geom);
 482                 setEnabled(paper_->choice_left_margin_units,   use_geom);
 483                 setEnabled(paper_->choice_right_margin_units,  use_geom);
 484                 setEnabled(paper_->choice_head_height_units,   use_geom);
 485                 setEnabled(paper_->choice_head_sep_units,      use_geom);
 486                 setEnabled(paper_->choice_foot_skip_units,     use_geom);
 487         }
 488
 489         setEnabled(dialog_->button_reset_defaults,
 490                    lv_->buffer()->params.hasClassDefaults());
 491
 492         switch (data) {
 493         case INPUT:
 494         case CHECKCHOICECLASS:
 495         case CHOICEBULLETSIZE:
 496         case INPUTBULLETLATEX:
 497         case BULLETBMTABLE:
 498                 return CheckDocumentInput(ob, 0);
 499         default:
 500                 break;
 501         }
 502
 503         return true;
 504 }
 505
 506
 507 void FormDocument::ComboInputCB(int, void * v, Combox * combox)
 508 {
 509         FormDocument * pre = static_cast<FormDocument*>(v);
 510         if (combox == pre->combo_doc_class.get())
 511                 pre->CheckChoiceClass(0, 0);
 512         pre->bc().valid(pre->CheckDocumentInput(0,0));
 513 }
 514
 515
 516 bool FormDocument::class_apply()
 517 {
 518         bool redo = false;
 519         BufferParams &params = lv_->buffer()->params;
 520
 521         // If default skip is a "Length" but there's no text in the
 522         // input field, reset the kind to "Medskip", which is the default.
 523         if ((fl_get_choice (class_->choice_doc_skip) == 4) &&
 524             !*(fl_get_input (class_->input_doc_skip))) {
 525                 fl_set_choice (class_->choice_doc_skip, 2);
 526         }
 527         params.fonts = fl_get_choice_text(class_->choice_doc_fonts);
 528         params.fontsize = fl_get_choice_text(class_->choice_doc_fontsize);
 529         params.pagestyle = fl_get_choice_text(class_->choice_doc_pagestyle);
 530
 531         unsigned int const new_class = combo_doc_class->get() - 1;
 532
 533         if (params.textclass != new_class) {
 534                 // try to load new_class
 535                 if (textclasslist.Load(new_class)) {
 536                         // successfully loaded
 537                         redo = true;
 538                         setMinibuffer(lv_, _("Converting document to new document class..."));
 539                         int ret = CutAndPaste::SwitchLayoutsBetweenClasses(
 540                                 params.textclass, new_class,
 541                                 lv_->buffer()->paragraph);
 542                         if (ret) {
 543                                 string s;
 544                                 if (ret==1) {
 545                                         s = _("One paragraph couldn't be converted");
 546                                 } else {
 547                                         s += tostr(ret);
 548                                         s += _(" paragraphs couldn't be converted");
 549                                 }
 550                                 WriteAlert(_("Conversion Errors!"),s,
 551                                            _("into chosen document class"));
 552                         }
 553
 554                         params.textclass = new_class;
 555                 } else {
 556                         // problem changing class -- warn user and retain old style
 557                         WriteAlert(_("Conversion Errors!"),
 558                                    _("Errors loading new document class."),
 559                                    _("Reverting to original document class."));
 560                         combo_doc_class->select(int(params.textclass) + 1);
 561                 }
 562         }
 563         BufferParams::PARSEP tmpsep = params.paragraph_separation;
 564         if (fl_get_button(class_->radio_doc_indent))
 565                 params.paragraph_separation = BufferParams::PARSEP_INDENT;
 566         else
 567                 params.paragraph_separation = BufferParams::PARSEP_SKIP;
 568         if (tmpsep != params.paragraph_separation)
 569                 redo = true;
 570
 571         VSpace tmpdefskip = params.getDefSkip();
 572         switch (fl_get_choice (class_->choice_doc_skip)) {
 573         case 1:
 574                 params.setDefSkip(VSpace(VSpace::SMALLSKIP));
 575                 break;
 576         case 2:
 577                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 578                 break;
 579         case 3:
 580             params.setDefSkip(VSpace(VSpace::BIGSKIP));
 581             break;
 582         case 4:
 583                 params.setDefSkip
 584                         (VSpace(LyXGlueLength(fl_get_input(class_->input_doc_skip))));
 585                 break;
 586                 // DocumentDefskipCB assures that this never happens
 587         default:
 588                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 589                 break;
 590         }
 591         if (!(tmpdefskip == params.getDefSkip()))
 592                 redo = true;
 593
 594         if (fl_get_button(class_->radio_doc_columns_two))
 595                 params.columns = 2;
 596         else
 597                 params.columns = 1;
 598         if (fl_get_button(class_->radio_doc_sides_two))
 599                 params.sides = LyXTextClass::TwoSides;
 600         else
 601                 params.sides = LyXTextClass::OneSide;
 602
 603         Spacing tmpSpacing = params.spacing;
 604         switch (fl_get_choice(class_->choice_doc_spacing)) {
 605         case 1:
 606                 lyxerr[Debug::INFO] << "Spacing: SINGLE\n";
 607                 params.spacing.set(Spacing::Single);
 608                 break;
 609         case 2:
 610                 lyxerr[Debug::INFO] << "Spacing: ONEHALF\n";
 611                 params.spacing.set(Spacing::Onehalf);
 612                 break;
 613         case 3:
 614                 lyxerr[Debug::INFO] << "Spacing: DOUBLE\n";
 615                 params.spacing.set(Spacing::Double);
 616                 break;
 617         case 4:
 618                 lyxerr[Debug::INFO] << "Spacing: OTHER\n";
 619                 params.spacing.set(Spacing::Other,
 620                                    fl_get_input(class_->input_doc_spacing));
 621                 break;
 622         }
 623         if (tmpSpacing != params.spacing)
 624                 redo = true;
 625
 626         params.options = fl_get_input(class_->input_doc_extra);
 627
 628         return redo;
 629 }
 630
 631
 632 void FormDocument::paper_apply()
 633 {
 634         BufferParams & params = lv_->buffer()->params;
 635
 636         params.papersize2 = char(fl_get_choice(paper_->choice_papersize)-1);
 637
 638         params.paperpackage =
 639                 char(fl_get_choice(paper_->choice_paperpackage)-1);
 640
 641         // set params.papersize from params.papersize2 and params.paperpackage
 642         lv_->buffer()->setPaperStuff();
 643
 644         params.use_geometry = fl_get_button(paper_->check_use_geometry);
 645
 646         if (fl_get_button(paper_->radio_landscape))
 647                 params.orientation = BufferParams::ORIENTATION_LANDSCAPE;
 648         else
 649                 params.orientation = BufferParams::ORIENTATION_PORTRAIT;
 650
 651         params.paperwidth =
 652                 getLengthFromWidgets(paper_->input_custom_width,
 653                                      paper_->choice_custom_width_units);
 654
 655         params.paperheight =
 656                 getLengthFromWidgets(paper_->input_custom_height,
 657                                      paper_->choice_custom_height_units);
 658
 659         params.leftmargin =
 660                 getLengthFromWidgets(paper_->input_left_margin,
 661                                      paper_->choice_left_margin_units);
 662
 663         params.topmargin =
 664                 getLengthFromWidgets(paper_->input_top_margin,
 665                                      paper_->choice_top_margin_units);
 666
 667         params.rightmargin =
 668                 getLengthFromWidgets(paper_->input_right_margin,
 669                                      paper_->choice_right_margin_units);
 670
 671         params.bottommargin =
 672                 getLengthFromWidgets(paper_->input_bottom_margin,
 673                                      paper_->choice_bottom_margin_units);
 674
 675         params.headheight =
 676                 getLengthFromWidgets(paper_->input_head_height,
 677                                      paper_->choice_head_height_units);
 678
 679         params.headsep =
 680                 getLengthFromWidgets(paper_->input_head_sep,
 681                                      paper_->choice_head_sep_units);
 682
 683         params.footskip =
 684                 getLengthFromWidgets(paper_->input_foot_skip,
 685                                      paper_->choice_foot_skip_units);
 686 }
 687
 688
 689 bool FormDocument::language_apply()
 690 {
 691         BufferParams & params = lv_->buffer()->params;
 692         InsetQuotes::quote_language lga = InsetQuotes::EnglishQ;
 693         bool redo = false;
 694
 695         switch (fl_get_choice(language_->choice_quotes_language) - 1) {
 696         case 0:
 697                 lga = InsetQuotes::EnglishQ;
 698                 break;
 699         case 1:
 700                 lga = InsetQuotes::SwedishQ;
 701                 break;
 702         case 2:
 703                 lga = InsetQuotes::GermanQ;
 704                 break;
 705         case 3:
 706                 lga = InsetQuotes::PolishQ;
 707                 break;
 708         case 4:
 709                 lga = InsetQuotes::FrenchQ;
 710                 break;
 711         case 5:
 712                 lga = InsetQuotes::DanishQ;
 713                 break;
 714         }
 715         params.quotes_language = lga;
 716         if (fl_get_button(language_->radio_single))
 717                 params.quotes_times = InsetQuotes::SingleQ;
 718         else
 719                 params.quotes_times = InsetQuotes::DoubleQ;
 720
 721         Language const * old_language = params.language;
 722         Language const * new_language =
 723                 languages.getLanguage(combo_language->getline());
 724         if (!new_language)
 725                 new_language = default_language;
 726
 727         if (old_language != new_language
 728             && old_language->RightToLeft() == new_language->RightToLeft()
 729             && !lv_->buffer()->isMultiLingual())
 730                 lv_->buffer()->changeLanguage(old_language, new_language);
 731         if (old_language != new_language) {
 732                 redo = true;
 733         }
 734         params.language = new_language;
 735         params.inputenc = fl_get_choice_text(language_->choice_inputenc);
 736
 737         return redo;
 738 }
 739
 740
 741 bool FormDocument::options_apply()
 742 {
 743         BufferParams & params = lv_->buffer()->params;
 744         bool redo = false;
 745
 746         params.graphicsDriver =
 747                 fl_get_choice_text(options_->choice_postscript_driver);
 748         params.use_amsmath = fl_get_button(options_->check_use_amsmath);
 749         params.use_natbib  = fl_get_button(options_->check_use_natbib);
 750         params.use_numerical_citations  =
 751                 fl_get_choice(options_->choice_citation_format)-1;
 752
 753         int tmpchar = int(fl_get_counter_value(options_->slider_secnumdepth));
 754         if (params.secnumdepth != tmpchar)
 755                 redo = true;
 756         params.secnumdepth = tmpchar;
 757
 758         params.tocdepth = int(fl_get_counter_value(options_->slider_tocdepth));
 759
 760         params.float_placement =
 761                 fl_get_input(options_->input_float_placement);
 762
 763         return redo;
 764 }
 765
 766
 767 void FormDocument::bullets_apply()
 768 {
 769         /* update the bullet settings */
 770         BufferParams & param = lv_->buffer()->params;
 771
 772         // a little bit of loop unrolling
 773         param.user_defined_bullets[0] = param.temp_bullets[0];
 774         param.user_defined_bullets[1] = param.temp_bullets[1];
 775         param.user_defined_bullets[2] = param.temp_bullets[2];
 776         param.user_defined_bullets[3] = param.temp_bullets[3];
 777 }
 778
 779
 780 void FormDocument::class_update(BufferParams const & params)
 781 {
 782         if (!class_.get())
 783                 return;
 784
 785         LyXTextClass const & tclass = textclasslist.TextClass(params.textclass);
 786
 787         combo_doc_class->select(
 788                 textclasslist.DescOfClass(params.textclass));
 789         fl_set_choice_text(class_->choice_doc_fonts, params.fonts.c_str());
 790         fl_clear_choice(class_->choice_doc_fontsize);
 791         fl_addto_choice(class_->choice_doc_fontsize, "default");
 792         fl_addto_choice(class_->choice_doc_fontsize,
 793                         tclass.opt_fontsize().c_str());
 794         fl_set_choice(class_->choice_doc_fontsize,
 795                       tokenPos(tclass.opt_fontsize(), '|', params.fontsize)+2);
 796         fl_clear_choice(class_->choice_doc_pagestyle);
 797         fl_addto_choice(class_->choice_doc_pagestyle, "default");
 798         fl_addto_choice(class_->choice_doc_pagestyle,
 799                         tclass.opt_pagestyle().c_str());
 800         fl_set_choice(class_->choice_doc_pagestyle,
 801                       tokenPos(tclass.opt_pagestyle(), '|', params.pagestyle)+2);
 802         fl_set_button(class_->radio_doc_indent, 0);
 803         fl_set_button(class_->radio_doc_skip, 0);
 804         if (params.paragraph_separation == BufferParams::PARSEP_INDENT)
 805                 fl_set_button(class_->radio_doc_indent, 1);
 806         else
 807                 fl_set_button(class_->radio_doc_skip, 1);
 808         switch (params.getDefSkip().kind()) {
 809         case VSpace::SMALLSKIP:
 810                 fl_set_choice (class_->choice_doc_skip, 1);
 811                 break;
 812         case VSpace::MEDSKIP:
 813                 fl_set_choice (class_->choice_doc_skip, 2);
 814                 break;
 815         case VSpace::BIGSKIP:
 816                 fl_set_choice (class_->choice_doc_skip, 3);
 817                 break;
 818         case VSpace::LENGTH:
 819                 fl_set_choice (class_->choice_doc_skip, 4);
 820                 fl_set_input (class_->input_doc_skip,
 821                               params.getDefSkip().asLyXCommand().c_str());
 822                 break;
 823         default:
 824                 fl_set_choice (class_->choice_doc_skip, 2);
 825                 break;
 826         }
 827         fl_set_button(class_->radio_doc_sides_one, 0);
 828         fl_set_button(class_->radio_doc_sides_two, 0);
 829         if (params.sides == LyXTextClass::TwoSides)
 830                 fl_set_button(class_->radio_doc_sides_two, 1);
 831         else
 832                 fl_set_button(class_->radio_doc_sides_one, 1);
 833         fl_set_button(class_->radio_doc_columns_one, 0);
 834         fl_set_button(class_->radio_doc_columns_two, 0);
 835         if (params.columns == 2)
 836                 fl_set_button(class_->radio_doc_columns_two, 1);
 837         else
 838                 fl_set_button(class_->radio_doc_columns_one, 1);
 839         fl_set_input(class_->input_doc_spacing, "");
 840         switch (params.spacing.getSpace()) {
 841         case Spacing::Default: // nothing bad should happen with this
 842         case Spacing::Single:
 843                 // \singlespacing
 844                 fl_set_choice(class_->choice_doc_spacing, 1);
 845                 break;
 846         case Spacing::Onehalf:
 847                 // \onehalfspacing
 848                 fl_set_choice(class_->choice_doc_spacing, 2);
 849                 break;
 850         case Spacing::Double:
 851                 // \doublespacing
 852                 fl_set_choice(class_->choice_doc_spacing, 3);
 853                 break;
 854         case Spacing::Other:
 855         {
 856                 fl_set_choice(class_->choice_doc_spacing, 4);
 857                 char sval[20];
 858                 sprintf(sval,"%g",params.spacing.getValue());
 859                 fl_set_input(class_->input_doc_spacing, sval);
 860                 break;
 861         }
 862         }
 863         if (!params.options.empty())
 864                 fl_set_input(class_->input_doc_extra, params.options.c_str());
 865         else
 866                 fl_set_input(class_->input_doc_extra, "");
 867 }
 868
 869
 870 void FormDocument::language_update(BufferParams const & params)
 871 {
 872         if (!language_.get())
 873                 return;
 874
 875         combo_language->select(params.language->lang());
 876         fl_set_choice_text(language_->choice_inputenc, params.inputenc.c_str());
 877         fl_set_choice(language_->choice_quotes_language, params.quotes_language + 1);
 878         fl_set_button(language_->radio_single, 0);
 879         fl_set_button(language_->radio_double, 0);
 880         if (params.quotes_times == InsetQuotes::SingleQ)
 881                 fl_set_button(language_->radio_single, 1);
 882         else
 883                 fl_set_button(language_->radio_double, 1);
 884 }
 885
 886
 887 void FormDocument::options_update(BufferParams const & params)
 888 {
 889         if (!options_.get())
 890                 return;
 891
 892         fl_set_choice_text(options_->choice_postscript_driver,
 893                            params.graphicsDriver.c_str());
 894         fl_set_button(options_->check_use_amsmath, params.use_amsmath);
 895         fl_set_button(options_->check_use_natbib,  params.use_natbib);
 896         fl_set_choice(options_->choice_citation_format,
 897                       int(params.use_numerical_citations)+1);
 898         setEnabled(options_->choice_citation_format, params.use_natbib);
 899         fl_set_counter_value(options_->slider_secnumdepth, params.secnumdepth);
 900         fl_set_counter_value(options_->slider_tocdepth, params.tocdepth);
 901         if (!params.float_placement.empty())
 902                 fl_set_input(options_->input_float_placement,
 903                              params.float_placement.c_str());
 904         else
 905                 fl_set_input(options_->input_float_placement, "");
 906 }
 907
 908
 909 void FormDocument::paper_update(BufferParams const & params)
 910 {
 911         if (!paper_.get())
 912                 return;
 913
 914         fl_set_choice(paper_->choice_papersize, params.papersize2 + 1);
 915         fl_set_choice(paper_->choice_paperpackage, params.paperpackage + 1);
 916         fl_set_button(paper_->check_use_geometry, params.use_geometry);
 917
 918         bool const useCustom = fl_get_choice(paper_->choice_papersize) == 2;
 919         bool const useGeom = fl_get_button(paper_->check_use_geometry);
 920
 921         fl_set_button(paper_->radio_portrait, 0);
 922         setEnabled(paper_->radio_portrait, !useCustom);
 923         fl_set_button(paper_->radio_landscape, 0);
 924         setEnabled(paper_->radio_landscape, !useCustom);
 925
 926         if (params.orientation == BufferParams::ORIENTATION_LANDSCAPE)
 927                 fl_set_button(paper_->radio_landscape, 1);
 928         else
 929                 fl_set_button(paper_->radio_portrait, 1);
 930         setEnabled(paper_->choice_paperpackage,
 931                    //either default papersize (preferences)
 932                    //or document papersize has to be A4
 933                    (fl_get_choice(paper_->choice_papersize) == 7
 934                     || fl_get_choice(paper_->choice_papersize) == 1
 935                     && lyxrc.default_papersize == 5)
 936                    && fl_get_button(paper_->radio_portrait));
 937
 938         updateWidgetsFromLengthString(paper_->input_custom_width,
 939                                       paper_->choice_custom_width_units,
 940                                       params.paperwidth);
 941         setEnabled(paper_->input_custom_width, useCustom);
 942         setEnabled(paper_->choice_custom_width_units, useCustom);
 943
 944         updateWidgetsFromLengthString(paper_->input_custom_height,
 945                                       paper_->choice_custom_height_units,
 946                                       params.paperheight);
 947         setEnabled(paper_->input_custom_height, useCustom);
 948         setEnabled(paper_->choice_custom_height_units, useCustom);
 949
 950         updateWidgetsFromLengthString(paper_->input_left_margin,
 951                                       paper_->choice_left_margin_units,
 952                                       params.leftmargin);
 953         setEnabled(paper_->input_left_margin, useGeom);
 954         setEnabled(paper_->choice_left_margin_units, useGeom);
 955
 956         updateWidgetsFromLengthString(paper_->input_top_margin,
 957                                       paper_->choice_top_margin_units,
 958                                       params.topmargin);
 959         setEnabled(paper_->input_top_margin, useGeom);
 960         setEnabled(paper_->choice_top_margin_units, useGeom);
 961
 962         updateWidgetsFromLengthString(paper_->input_right_margin,
 963                                       paper_->choice_right_margin_units,
 964                                       params.rightmargin);
 965         setEnabled(paper_->input_right_margin, useGeom);
 966         setEnabled(paper_->choice_right_margin_units, useGeom);
 967
 968         updateWidgetsFromLengthString(paper_->input_bottom_margin,
 969                                       paper_->choice_bottom_margin_units,
 970                                       params.bottommargin);
 971         setEnabled(paper_->input_bottom_margin, useGeom);
 972         setEnabled(paper_->choice_bottom_margin_units, useGeom);
 973
 974         updateWidgetsFromLengthString(paper_->input_head_height,
 975                                       paper_->choice_head_height_units,
 976                                       params.headheight);
 977         setEnabled(paper_->input_head_height, useGeom);
 978         setEnabled(paper_->choice_head_height_units, useGeom);
 979
 980         updateWidgetsFromLengthString(paper_->input_head_sep,
 981                                       paper_->choice_head_sep_units,
 982                                       params.headsep);
 983         setEnabled(paper_->input_head_sep, useGeom);
 984         setEnabled(paper_->choice_head_sep_units, useGeom);
 985
 986         updateWidgetsFromLengthString(paper_->input_foot_skip,
 987                                       paper_->choice_foot_skip_units,
 988                                       params.footskip);
 989         setEnabled(paper_->input_foot_skip, useGeom);
 990         setEnabled(paper_->choice_foot_skip_units, useGeom);
 991
 992         fl_set_focus_object(paper_->form, paper_->choice_papersize);
 993 }
 994
 995
 996 void FormDocument::bullets_update(BufferParams const & params)
 997 {
 998         if (!bullets_.get() ||
 999             ((XpmVersion<4) ||
1000              (XpmVersion==4 && XpmRevision<7)))
1001                 return;
1002
1003         bool const isLinuxDoc = lv_->buffer()->isLinuxDoc();
1004         setEnabled(fbullet, !isLinuxDoc);
1005
1006         if (isLinuxDoc) return;
1007
1008         fl_set_button(bullets_->radio_bullet_depth_1, 1);
1009         fl_set_input(bullets_->input_bullet_latex,
1010                      params.user_defined_bullets[0].getText().c_str());
1011         fl_set_choice(bullets_->choice_bullet_size,
1012                       params.user_defined_bullets[0].getSize() + 2);
1013 }
1014
1015
1016 void FormDocument::checkReadOnly()
1017 {
1018         if (bc().readOnly(lv_->buffer()->isReadonly())) {
1019                 combo_doc_class->deactivate();
1020                 combo_language->deactivate();
1021                 fl_set_object_label(dialog_->text_warning,
1022                                     _("Document is read-only."
1023                                       " No changes to layout permitted."));
1024                 fl_show_object(dialog_->text_warning);
1025         } else {
1026                 combo_doc_class->activate();
1027                 combo_language->activate();
1028                 fl_hide_object(dialog_->text_warning);
1029         }
1030 }
1031
1032
1033 void FormDocument::checkMarginValues()
1034 {
1035 //this is not needed after the recent redesign (JSpitzm)
1036 #if 0
1037         bool const not_empty =
1038                 strlen(fl_get_input(paper_->input_top_margin)) ||
1039                 strlen(fl_get_input(paper_->input_bottom_margin)) ||
1040                 strlen(fl_get_input(paper_->input_left_margin)) ||
1041                 strlen(fl_get_input(paper_->input_right_margin)) ||
1042                 strlen(fl_get_input(paper_->input_head_height)) ||
1043                 strlen(fl_get_input(paper_->input_head_sep)) ||
1044                 strlen(fl_get_input(paper_->input_foot_skip)) ||
1045                 strlen(fl_get_input(paper_->input_custom_width)) ||
1046                 strlen(fl_get_input(paper_->input_custom_height));
1047 #endif
1048 }
1049
1050
1051
1052 bool FormDocument::CheckDocumentInput(FL_OBJECT * ob, long)
1053 {
1054         string str;
1055         bool ok = true;
1056         char const * input;
1057
1058 // this is not needed after the recent redesign (Angus)
1059 #if 0
1060         int val;
1061         checkMarginValues();
1062         if (ob == paper_->choice_papersize) {
1063                 val = fl_get_choice(paper_->choice_papersize)-1;
1064                 if (val == BufferParams::VM_PAPER_DEFAULT) {
1065                         fl_set_button(paper_->check_use_geometry, 0);
1066                         setEnabled(paper_->input_top_margin,
1067                                    fl_get_button(paper_->check_use_geometry));
1068                         setEnabled(paper_->input_bottom_margin,
1069                                    fl_get_button(paper_->check_use_geometry));
1070                         setEnabled(paper_->input_left_margin,
1071                                    fl_get_button(paper_->check_use_geometry));
1072                         setEnabled(paper_->input_right_margin,
1073                                    fl_get_button(paper_->check_use_geometry));
1074                         setEnabled(paper_->input_head_height,
1075                                    fl_get_button(paper_->check_use_geometry));
1076                         setEnabled(paper_->input_head_sep,
1077                                    fl_get_button(paper_->check_use_geometry));
1078                         setEnabled(paper_->input_foot_skip,
1079                                    fl_get_button(paper_->check_use_geometry));
1080                         checkMarginValues();
1081                 } else {
1082                         if ((val != BufferParams::VM_PAPER_USLETTER) &&
1083                             (val != BufferParams::VM_PAPER_USLEGAL) &&
1084                             (val != BufferParams::VM_PAPER_USEXECUTIVE) &&
1085                             (val != BufferParams::VM_PAPER_A4) &&
1086                             (val != BufferParams::VM_PAPER_A5) &&
1087                             (val != BufferParams::VM_PAPER_B5)) {
1088                                 fl_set_button(paper_->check_use_geometry, 1);
1089                                 setEnabled(paper_->input_top_margin,
1090                                            fl_get_button(paper_->check_use_geometry));
1091                                 setEnabled(paper_->input_bottom_margin,
1092                                            fl_get_button(paper_->check_use_geometry));
1093                                 setEnabled(paper_->input_left_margin,
1094                                            fl_get_button(paper_->check_use_geometry));
1095                                 setEnabled(paper_->input_right_margin,
1096                                            fl_get_button(paper_->check_use_geometry));
1097                                 setEnabled(paper_->input_head_height,
1098                                            fl_get_button(paper_->check_use_geometry));
1099                                 setEnabled(paper_->input_head_sep,
1100                                            fl_get_button(paper_->check_use_geometry));
1101                                 setEnabled(paper_->input_foot_skip,
1102                                            fl_get_button(paper_->check_use_geometry));
1103                         }
1104                         fl_set_choice(paper_->choice_paperpackage,
1105                                       BufferParams::PACKAGE_NONE + 1);
1106                 }
1107         } else if (ob == paper_->choice_paperpackage) {
1108                 val = fl_get_choice(paper_->choice_paperpackage)-1;
1109                 if (val != BufferParams::PACKAGE_NONE) {
1110                         fl_set_button(paper_->check_use_geometry, 0);
1111                         setEnabled(paper_->input_top_margin,
1112                                    fl_get_button(paper_->check_use_geometry));
1113                         setEnabled(paper_->input_bottom_margin,
1114                                    fl_get_button(paper_->check_use_geometry));
1115                         setEnabled(paper_->input_left_margin,
1116                                    fl_get_button(paper_->check_use_geometry));
1117                         setEnabled(paper_->input_right_margin,
1118                                    fl_get_button(paper_->check_use_geometry));
1119                         setEnabled(paper_->input_head_height,
1120                                    fl_get_button(paper_->check_use_geometry));
1121                         setEnabled(paper_->input_head_sep,
1122                                    fl_get_button(paper_->check_use_geometry));
1123                         setEnabled(paper_->input_foot_skip,
1124                                    fl_get_button(paper_->check_use_geometry));
1125                 }
1126         } else if (ob == class_->input_doc_spacing) {
1127                 input = fl_get_input(class_->input_doc_spacing);
1128                 if (!*input) {
1129                         fl_set_choice (class_->choice_doc_spacing, 1);
1130                 } else {
1131                         fl_set_choice(class_->choice_doc_spacing, 4);
1132                 }
1133         }
1134         // this has to be all out of if/elseif because it has to deactivate
1135         // the document buttons and so the whole stuff has to be tested again.
1136         str = fl_get_input(paper_->input_custom_width);
1137         ok = ok && (str.empty() || isValidLength(str));
1138         str = fl_get_input(paper_->input_custom_height);
1139         ok = ok && (str.empty() || isValidLength(str));
1140         str = fl_get_input(paper_->input_left_margin);
1141         ok = ok && (str.empty() || isValidLength(str));
1142         str = fl_get_input(paper_->input_right_margin);
1143         ok = ok && (str.empty() || isValidLength(str));
1144         str = fl_get_input(paper_->input_top_margin);
1145         ok = ok && (str.empty() || isValidLength(str));
1146         str = fl_get_input(paper_->input_bottom_margin);
1147         ok = ok && (str.empty() || isValidLength(str));
1148         str = fl_get_input(paper_->input_head_height);
1149         ok = ok && (str.empty() || isValidLength(str));
1150         str = fl_get_input(paper_->input_head_sep);
1151         ok = ok && (str.empty() || isValidLength(str));
1152         str = fl_get_input(paper_->input_foot_skip);
1153         ok = ok && (str.empty() || isValidLength(str));
1154 #endif
1155
1156         // "Synchronize" the choice and the input field, so that it
1157         // is impossible to commit senseless data.
1158         input = fl_get_input (class_->input_doc_skip);
1159         if (ob == class_->input_doc_skip) {
1160                 if (!*input) {
1161                         fl_set_choice (class_->choice_doc_skip, 2);
1162                 } else if (isValidGlueLength (input)) {
1163                         fl_set_choice (class_->choice_doc_skip, 4);
1164                 } else {
1165                         fl_set_choice(class_->choice_doc_skip, 4);
1166                         ok = false;
1167                 }
1168         } else {
1169                 if (*input && !isValidGlueLength(input))
1170                         ok = false;
1171         }
1172
1173         if ((fl_get_choice(class_->choice_doc_skip) == 4) && !*input)
1174                 ok = false;
1175         else if (fl_get_choice(class_->choice_doc_skip) != 4)
1176                 fl_set_input (class_->input_doc_skip, "");
1177
1178         input = fl_get_input(class_->input_doc_spacing);
1179         if ((fl_get_choice(class_->choice_doc_spacing) == 4) && !*input)
1180                 ok = false;
1181         else  if (fl_get_choice(class_->choice_doc_spacing) != 4)
1182                 fl_set_input (class_->input_doc_spacing, "");
1183         return ok;
1184 }
1185
1186
1187 void FormDocument::ChoiceBulletSize(FL_OBJECT * ob, long /*data*/ )
1188 {
1189         BufferParams & param = lv_->buffer()->params;
1190
1191         // convert from 1-6 range to -1-4
1192         param.temp_bullets[current_bullet_depth].setSize(fl_get_choice(ob) - 2);
1193         fl_set_input(bullets_->input_bullet_latex,
1194                      param.temp_bullets[current_bullet_depth].getText().c_str());
1195 }
1196
1197
1198 void FormDocument::InputBulletLaTeX(FL_OBJECT *, long)
1199 {
1200         BufferParams & param = lv_->buffer()->params;
1201
1202         param.temp_bullets[current_bullet_depth].
1203                 setText(fl_get_input(bullets_->input_bullet_latex));
1204 }
1205
1206
1207 void FormDocument::BulletDepth(FL_OBJECT * ob, State cb)
1208 {
1209         /* Should I do the following:                                 */
1210         /*  1. change to the panel that the current bullet belongs in */
1211         /*  2. show that bullet as selected                           */
1212         /*  3. change the size setting to the size of the bullet in Q.*/
1213         /*  4. display the latex equivalent in the latex box          */
1214         /*                                                            */
1215         /* I'm inclined to just go with 3 and 4 at the moment and     */
1216         /* maybe try to support the others later                      */
1217         BufferParams & param = lv_->buffer()->params;
1218
1219         int data = 0;
1220         if (cb == BULLETDEPTH1 )
1221                 data = 0;
1222         else if (cb == BULLETDEPTH2 )
1223                 data = 1;
1224         else if (cb == BULLETDEPTH3 )
1225                 data = 2;
1226         else if (cb == BULLETDEPTH4 )
1227                 data = 3;
1228
1229         switch (fl_get_button_numb(ob)) {
1230         case 3:
1231                 // right mouse button resets to default
1232                 param.temp_bullets[data] = ITEMIZE_DEFAULTS[data];
1233         default:
1234                 current_bullet_depth = data;
1235                 fl_set_input(bullets_->input_bullet_latex,
1236                              param.temp_bullets[data].getText().c_str());
1237                 fl_set_choice(bullets_->choice_bullet_size,
1238                               param.temp_bullets[data].getSize() + 2);
1239         }
1240 }
1241
1242
1243 void FormDocument::BulletPanel(FL_OBJECT * /*ob*/, State cb)
1244 {
1245         /* Here we have to change the background pixmap to that selected */
1246         /* by the user. (eg. standard.xpm, psnfss1.xpm etc...)           */
1247
1248         int data = 0;
1249         if (cb == BULLETPANEL1 )
1250                 data = 0;
1251         else if (cb == BULLETPANEL2 )
1252                 data = 1;
1253         else if (cb == BULLETPANEL3 )
1254                 data = 2;
1255         else if (cb == BULLETPANEL4 )
1256                 data = 3;
1257         else if (cb == BULLETPANEL5 )
1258                 data = 4;
1259         else if (cb == BULLETPANEL6 )
1260                 data = 5;
1261
1262         if (data != current_bullet_panel) {
1263                 fl_freeze_form(bullets_->form);
1264                 current_bullet_panel = data;
1265
1266                 /* free the current pixmap */
1267                 fl_free_bmtable_pixmap(bullets_->bmtable_bullet_panel);
1268                 string new_panel;
1269                 switch (cb) {
1270                         /* display the new one */
1271                 case BULLETPANEL1 :
1272                         new_panel = "standard";
1273                         break;
1274                 case BULLETPANEL2 :
1275                         new_panel = "amssymb";
1276                         break;
1277                 case BULLETPANEL3 :
1278                         new_panel = "psnfss1";
1279                         break;
1280                 case BULLETPANEL4 :
1281                         new_panel = "psnfss2";
1282                         break;
1283                 case BULLETPANEL5 :
1284                         new_panel = "psnfss3";
1285                         break;
1286                 case BULLETPANEL6 :
1287                         new_panel = "psnfss4";
1288                         break;
1289                 default :
1290                         /* something very wrong happened */
1291                         // play it safe for now but should be an exception
1292                         current_bullet_panel = 0;  // standard panel
1293                         new_panel = "standard";
1294                         break;
1295                 }
1296                 new_panel += ".xpm";
1297                 fl_set_bmtable_pixmap_file(bullets_->bmtable_bullet_panel, 6, 6,
1298                                            LibFileSearch("images", new_panel).c_str());
1299                 fl_redraw_object(bullets_->bmtable_bullet_panel);
1300                 fl_unfreeze_form(bullets_->form);
1301         }
1302 }
1303
1304
1305 void FormDocument::BulletBMTable(FL_OBJECT * ob, long /*data*/ )
1306 {
1307         /* handle the user input by setting the current bullet depth's pixmap */
1308         /* to that extracted from the current chosen position of the BMTable  */
1309         /* Don't forget to free the button's old pixmap first.                */
1310
1311         BufferParams & param = lv_->buffer()->params;
1312         int bmtable_button = fl_get_bmtable(ob);
1313
1314         /* try to keep the button held down till another is pushed */
1315         /*  fl_set_bmtable(ob, 1, bmtable_button); */
1316         param.temp_bullets[current_bullet_depth].setFont(current_bullet_panel);
1317         param.temp_bullets[current_bullet_depth].setCharacter(bmtable_button);
1318         fl_set_input(bullets_->input_bullet_latex,
1319                      param.temp_bullets[current_bullet_depth].getText().c_str());
1320 }
1321
1322
1323 void FormDocument::CheckChoiceClass(FL_OBJECT * ob, long)
1324 {
1325         if (!ob)
1326                 ob = class_->choice_doc_class;
1327
1328         lv_->prohibitInput();
1329
1330         unsigned int tc = combo_doc_class->get() - 1;
1331         if (textclasslist.Load(tc)) {
1332                 // we use a copy of the bufferparams because we do not
1333                 // want to modify them yet.
1334                 BufferParams params = lv_->buffer()->params;
1335
1336                 if (lyxrc.auto_reset_options) {
1337                         params.textclass = tc;
1338                         params.useClassDefaults();
1339                         UpdateLayoutDocument(params);
1340                 }
1341         } else {
1342                 // unable to load new style
1343                 WriteAlert(_("Conversion Errors!"),
1344                            _("Unable to switch to new document class."),
1345                            _("Reverting to original document class."));
1346                 combo_doc_class->select(int(lv_->buffer()->params.textclass) + 1);
1347         }
1348         lv_->allowInput();
1349 }
1350
1351
1352 void FormDocument::UpdateLayoutDocument(BufferParams const & params)
1353 {
1354         if (!dialog_.get())
1355                 return;
1356
1357         checkReadOnly();
1358         class_update(params);
1359         paper_update(params);
1360         language_update(params);
1361         options_update(params);
1362         bullets_update(params);
1363 }