src/frontends/xforms/FormDocument.C

   1 /**
   2  * \file FormDocument.C
   3  * Copyright 2000-2001 The LyX Team.
   4  * See the file COPYING.
   5  *
   6  * \author Jürgen Vigna, jug@sad.it
   7  */
   8
   9 #include <config.h>
  10
  11 #include FORMS_H_LOCATION
  12 #include XPM_H_LOCATION
  13
  14 #ifdef __GNUG_
  15 #pragma implementation
  16 #endif
  17
  18 #include "FormDocument.h"
  19 #include "form_document.h"
  20 #include "Alert.h"
  21 #include "Dialogs.h"
  22 #include "lyxtextclasslist.h"
  23 #include "combox.h"
  24 #include "tex-strings.h"
  25 #include "bufferparams.h"
  26 #include "vspace.h"
  27 #include "bmtable.h"
  28 #include "language.h"
  29 #include "LyXView.h"
  30 #include "lyxfunc.h"
  31 #include "lyxrc.h"
  32 #include "BufferView.h"
  33 #include "buffer.h"
  34 #include "Liason.h"
  35 #include "CutAndPaste.h"
  36 #include "bufferview_funcs.h"
  37 #include "xforms_helpers.h"
  38 #include "debug.h"
  39 #include "input_validators.h" // fl_unsigned_float_filter
  40 #include "helper_funcs.h"
  41 #include "lyx_main.h" // for user_lyxdir
  42
  43 #include "insets/insetquotes.h"
  44
  45 #include "support/filetools.h"
  46 #include "support/lstrings.h"
  47
  48 #include <functional>
  49
  50 using std::bind2nd;
  51
  52 using Liason::setMinibuffer;
  53 using SigC::slot;
  54 using std::vector;
  55
  56 FormDocument::FormDocument(LyXView * lv, Dialogs * d)
  57         : FormBaseBD(lv, d, _("Document Layout")),
  58           ActCell(0), Confirmed(0),
  59           current_bullet_panel(0), current_bullet_depth(0), fbullet(0)
  60 {
  61         // let the dialog be shown
  62         // This is a permanent connection so we won't bother
  63         // storing a copy because we won't be disconnecting.
  64         d->showDocument.connect(slot(this, &FormDocument::show));
  65 }
  66
  67
  68 void FormDocument::redraw()
  69 {
  70         if (form() && form()->visible)
  71                 fl_redraw_form(form());
  72         else
  73                 return;
  74
  75         FL_FORM * outer_form = fl_get_active_folder(dialog_->tabfolder);
  76         if (outer_form && outer_form->visible)
  77                 fl_redraw_form(outer_form);
  78 }
  79
  80
  81 FL_FORM * FormDocument::form() const
  82 {
  83         if (dialog_.get()) return dialog_->form;
  84         return 0;
  85 }
  86
  87
  88 void FormDocument::build()
  89 {
  90         int n;
  91
  92         // the tabbed folder
  93         dialog_.reset(build_tabbed_document());
  94
  95         // Allow the base class to control messages
  96         setMessageWidget(dialog_->text_warning);
  97
  98         // Manage the restore, ok, apply, restore and cancel/close buttons
  99         bc().setOK(dialog_->button_ok);
 100         bc().setApply(dialog_->button_apply);
 101         bc().setCancel(dialog_->button_close);
 102         bc().setRestore(dialog_->button_restore);
 103         bc().addReadOnly (dialog_->button_save_defaults);
 104         bc().addReadOnly (dialog_->button_reset_defaults);
 105
 106         // the document paper form
 107         paper_.reset(build_doc_paper());
 108         fl_addto_choice(paper_->choice_papersize,
 109                         _(" Default | Custom | USletter | USlegal "
 110                           "| USexecutive | A3 | A4 | A5 | B3 | B4 | B5 "));
 111         fl_addto_choice(paper_->choice_paperpackage,
 112                         _(" None "
 113                           "| Small Margins "
 114                           "| Very small Margins "
 115                           "| Very wide Margins "));
 116
 117         fl_set_input_return(paper_->input_custom_width,  FL_RETURN_CHANGED);
 118         fl_set_input_return(paper_->input_custom_height, FL_RETURN_CHANGED);
 119         fl_set_input_return(paper_->input_top_margin,    FL_RETURN_CHANGED);
 120         fl_set_input_return(paper_->input_bottom_margin, FL_RETURN_CHANGED);
 121         fl_set_input_return(paper_->input_inner_margin,  FL_RETURN_CHANGED);
 122         fl_set_input_return(paper_->input_outer_margin,  FL_RETURN_CHANGED);
 123         fl_set_input_return(paper_->input_head_height,   FL_RETURN_CHANGED);
 124         fl_set_input_return(paper_->input_head_sep,      FL_RETURN_CHANGED);
 125         fl_set_input_return(paper_->input_foot_skip,     FL_RETURN_CHANGED);
 126
 127         setPrehandler(paper_->input_custom_width);
 128         setPrehandler(paper_->input_custom_height);
 129         setPrehandler(paper_->input_top_margin);
 130         setPrehandler(paper_->input_bottom_margin);
 131         setPrehandler(paper_->input_inner_margin);
 132         setPrehandler(paper_->input_outer_margin);
 133         setPrehandler(paper_->input_head_height);
 134         setPrehandler(paper_->input_head_sep);
 135         setPrehandler(paper_->input_foot_skip);
 136
 137         // Create the contents of the unit choices
 138         // Don't include the "%" terms...
 139         vector<string> units_vec = getLatexUnits();
 140 #if 0
 141         for (vector<string>::iterator it = units_vec.begin();
 142              it != units_vec.end(); ++it) {
 143                 if (contains(*it, "%"))
 144                         it = units_vec.erase(it, it+1) - 1;
 145         }
 146 #else
 147         vector<string>::iterator ret =
 148                 std::remove_if(units_vec.begin(),
 149                                units_vec.end(),
 150                                bind2nd(contains_functor(), "%"));
 151         units_vec.erase(ret, units_vec.end());
 152 #endif
 153         string units = getStringFromVector(units_vec, "|");
 154
 155         fl_addto_choice(paper_->choice_custom_width_units,  units.c_str());
 156         fl_addto_choice(paper_->choice_custom_height_units, units.c_str());
 157         fl_addto_choice(paper_->choice_top_margin_units,    units.c_str());
 158         fl_addto_choice(paper_->choice_bottom_margin_units, units.c_str());
 159         fl_addto_choice(paper_->choice_inner_margin_units,  units.c_str());
 160         fl_addto_choice(paper_->choice_outer_margin_units,  units.c_str());
 161         fl_addto_choice(paper_->choice_head_height_units,   units.c_str());
 162         fl_addto_choice(paper_->choice_head_sep_units,      units.c_str());
 163         fl_addto_choice(paper_->choice_foot_skip_units,     units.c_str());
 164
 165         bc().addReadOnly (paper_->choice_paperpackage);
 166         bc().addReadOnly (paper_->radio_portrait);
 167         bc().addReadOnly (paper_->radio_landscape);
 168         bc().addReadOnly (paper_->choice_papersize);
 169         bc().addReadOnly (paper_->check_use_geometry);
 170         bc().addReadOnly (paper_->input_custom_width);
 171         bc().addReadOnly (paper_->input_custom_height);
 172         bc().addReadOnly (paper_->input_top_margin);
 173         bc().addReadOnly (paper_->input_bottom_margin);
 174         bc().addReadOnly (paper_->input_inner_margin);
 175         bc().addReadOnly (paper_->input_outer_margin);
 176         bc().addReadOnly (paper_->input_head_height);
 177         bc().addReadOnly (paper_->input_head_sep);
 178         bc().addReadOnly (paper_->input_foot_skip);
 179
 180         // the document class form
 181         class_.reset(build_doc_class());
 182
 183         FL_OBJECT * obj;
 184         // The language is a combo-box and has to be inserted manually
 185         obj = class_->choice_doc_class;
 186         fl_deactivate_object(obj);
 187         fl_addto_form(class_->form);
 188         combo_doc_class.reset(new Combox(FL_COMBOX_DROPLIST));
 189         combo_doc_class->add(obj->x, obj->y, obj->w, obj->h, 400,
 190                              dialog_->tabfolder);
 191         combo_doc_class->shortcut("#C",1);
 192         combo_doc_class->setcallback(ComboInputCB, this);
 193         fl_end_form();
 194         for (LyXTextClassList::const_iterator cit = textclasslist.begin();
 195              cit != textclasslist.end(); ++cit) {
 196                 combo_doc_class->addto(cit->description());
 197         }
 198
 199         fl_addto_choice(class_->choice_doc_spacing,
 200                         _(" Single | OneHalf | Double | Other "));
 201         fl_addto_choice(class_->choice_doc_fontsize, "default|10|11|12");
 202         for (n=0; tex_fonts[n][0]; ++n) {
 203                 fl_addto_choice(class_->choice_doc_fonts,tex_fonts[n]);
 204         }
 205         fl_addto_choice(class_->choice_doc_pagestyle,
 206                         "default|empty|plain|headings|fancy");
 207         fl_addto_choice(class_->choice_doc_skip,
 208                         _(" Smallskip | Medskip | Bigskip | Length "));
 209         fl_addto_choice(class_->choice_default_skip_units,  units.c_str());
 210         fl_set_input_return(class_->input_doc_extra, FL_RETURN_CHANGED);
 211         fl_set_input_return(class_->input_doc_skip, FL_RETURN_CHANGED);
 212         fl_set_input_return(class_->input_doc_spacing, FL_RETURN_CHANGED);
 213
 214         setPrehandler(class_->input_doc_extra);
 215         setPrehandler(class_->input_doc_skip);
 216         setPrehandler(class_->input_doc_spacing);
 217
 218         // Set input filters on doc spacing to make it accept only
 219         // unsigned numbers.
 220         fl_set_input_filter(class_->input_doc_spacing, fl_unsigned_float_filter);
 221
 222         bc().addReadOnly (class_->radio_doc_indent);
 223         bc().addReadOnly (class_->radio_doc_skip);
 224
 225         bc().addReadOnly (class_->choice_doc_pagestyle);
 226         bc().addReadOnly (class_->choice_doc_fonts);
 227         bc().addReadOnly (class_->choice_doc_fontsize);
 228         bc().addReadOnly (class_->radio_doc_sides_one);
 229         bc().addReadOnly (class_->radio_doc_sides_two);
 230         bc().addReadOnly (class_->radio_doc_columns_one);
 231         bc().addReadOnly (class_->radio_doc_columns_two);
 232         bc().addReadOnly (class_->input_doc_extra);
 233         bc().addReadOnly (class_->input_doc_skip);
 234         bc().addReadOnly (class_->choice_doc_skip);
 235         bc().addReadOnly (class_->choice_doc_spacing);
 236         bc().addReadOnly (class_->input_doc_spacing);
 237
 238         // the document language form
 239         language_.reset(build_doc_language());
 240         fl_addto_choice(language_->choice_inputenc,
 241                         "default|auto|latin1|latin2|latin3|latin4|latin5|latin9"
 242                         "|koi8-r|koi8-u|cp866|cp1251|iso88595");
 243
 244         // The language is a combo-box and has to be inserted manually
 245         obj = language_->choice_language;
 246         fl_deactivate_object(obj);
 247         fl_addto_form(language_->form);
 248         combo_language.reset(new Combox(FL_COMBOX_DROPLIST));
 249         combo_language->add(obj->x, obj->y, obj->w, obj->h, 400,
 250                             dialog_->tabfolder);
 251         combo_language->shortcut("#L",1);
 252         combo_language->setcallback(ComboInputCB, this);
 253         fl_end_form();
 254
 255         for (Languages::const_iterator cit = languages.begin();
 256              cit != languages.end(); ++cit) {
 257                 combo_language->addto(cit->second.lang());
 258         }
 259
 260         fl_addto_choice(language_->choice_quotes_language,
 261                         _(" ``text'' | ''text'' | ,,text`` | ,,text'' |"
 262                           " «text» | »text« "));
 263
 264         bc().addReadOnly (language_->choice_inputenc);
 265         bc().addReadOnly (language_->choice_quotes_language);
 266         bc().addReadOnly (language_->radio_single);
 267         bc().addReadOnly (language_->radio_double);
 268
 269         // the document options form
 270         options_.reset(build_doc_options());
 271         fl_set_input_return(options_->input_float_placement, FL_RETURN_CHANGED);
 272         setPrehandler(options_->input_float_placement);
 273
 274         fl_set_counter_bounds(options_->counter_secnumdepth,-2,5);
 275         fl_set_counter_bounds(options_->counter_tocdepth,-1,5);
 276         fl_set_counter_step(options_->counter_secnumdepth,1,1);
 277         fl_set_counter_step(options_->counter_tocdepth,1,1);
 278         fl_set_counter_precision(options_->counter_secnumdepth, 0);
 279         fl_set_counter_precision(options_->counter_tocdepth, 0);
 280         for (n=0; tex_graphics[n][0]; ++n) {
 281                 fl_addto_choice(options_->choice_postscript_driver,
 282                                 tex_graphics[n]);
 283         }
 284         fl_addto_choice(options_->choice_citation_format,
 285                         _(" Author-year | Numerical "));
 286
 287         bc_.addReadOnly (options_->counter_secnumdepth);
 288         bc_.addReadOnly (options_->counter_tocdepth);
 289         bc_.addReadOnly (options_->check_use_amsmath);
 290         bc_.addReadOnly (options_->check_use_natbib);
 291         bc_.addReadOnly (options_->choice_citation_format);
 292         bc_.addReadOnly (options_->input_float_placement);
 293         bc_.addReadOnly (options_->choice_postscript_driver);
 294
 295         // the document bullets form
 296         bullets_.reset(build_doc_bullet());
 297         fl_addto_choice(bullets_->choice_bullet_size,
 298                         _(" default | tiny | script | footnote | small |"
 299                           " normal | large | Large | LARGE | huge | Huge"));
 300         fl_set_choice(bullets_->choice_bullet_size, 1);
 301         fl_set_input_return(bullets_->input_bullet_latex, FL_RETURN_CHANGED);
 302         setPrehandler(bullets_->input_bullet_latex);
 303         fl_set_input_maxchars(bullets_->input_bullet_latex, 80);
 304
 305         bc_.addReadOnly(bullets_->radio_bullet_depth_1);
 306         bc_.addReadOnly(bullets_->radio_bullet_depth_2);
 307         bc_.addReadOnly(bullets_->radio_bullet_depth_3);
 308         bc_.addReadOnly(bullets_->radio_bullet_depth_4);
 309         bc_.addReadOnly(bullets_->radio_bullet_panel_standard);
 310         bc_.addReadOnly(bullets_->radio_bullet_panel_maths);
 311         bc_.addReadOnly(bullets_->radio_bullet_panel_ding1);
 312         bc_.addReadOnly(bullets_->radio_bullet_panel_ding2);
 313         bc_.addReadOnly(bullets_->radio_bullet_panel_ding3);
 314         bc_.addReadOnly(bullets_->radio_bullet_panel_ding4);
 315
 316         bc().addReadOnly (bullets_->bmtable_bullet_panel);
 317         bc().addReadOnly (bullets_->choice_bullet_size);
 318         bc().addReadOnly (bullets_->input_bullet_latex);
 319
 320         fl_addto_tabfolder(dialog_->tabfolder,_("Document"),
 321                            class_->form);
 322         fl_addto_tabfolder(dialog_->tabfolder,_("Paper"),
 323                            paper_->form);
 324         fl_addto_tabfolder(dialog_->tabfolder,_("Language"),
 325                            language_->form);
 326         fl_addto_tabfolder(dialog_->tabfolder,_("Extra"),
 327                            options_->form);
 328         fbullet = fl_addto_tabfolder(dialog_->tabfolder,_("Bullets"),
 329                                      bullets_->form);
 330         if ((XpmVersion < 4) || (XpmVersion == 4 && XpmRevision < 7)) {
 331                 lyxerr << _("Your version of libXpm is older than 4.7.\n"
 332                             "The `bullet' tab of the document dialog "
 333                             "has been disabled") << '\n';
 334                 fl_deactivate_object(fbullet);
 335                 fl_set_object_lcol(fbullet, FL_INACTIVE);
 336         }
 337 }
 338
 339
 340 void FormDocument::apply()
 341 {
 342         if (!lv_->view()->available() || !dialog_.get())
 343                 return;
 344
 345         bool redo = class_apply();
 346         paper_apply();
 347         redo = language_apply() || redo;
 348         redo = options_apply() || redo;
 349         bullets_apply();
 350
 351         if (redo) {
 352                 lv_->view()->redoCurrentBuffer();
 353         }
 354         lv_->buffer()->markDirty();
 355         setMinibuffer(lv_, _("Document layout set"));
 356 }
 357
 358
 359 void FormDocument::cancel()
 360 {
 361         // this avoids confusion when reopening
 362         BufferParams & param = lv_->buffer()->params;
 363         param.temp_bullets[0] = param.user_defined_bullets[0];
 364         param.temp_bullets[1] = param.user_defined_bullets[1];
 365         param.temp_bullets[2] = param.user_defined_bullets[2];
 366         param.temp_bullets[3] = param.user_defined_bullets[3];
 367         hide();
 368 }
 369
 370
 371 void FormDocument::update()
 372 {
 373         if (!dialog_.get())
 374                 return;
 375
 376         checkReadOnly();
 377
 378         BufferParams const & params = lv_->buffer()->params;
 379
 380         class_update(params);
 381         paper_update(params);
 382         language_update(params);
 383         options_update(params);
 384         bullets_update(params);
 385 }
 386
 387
 388 namespace {
 389 // should this go elsewhere? Maybe a ControllerDocument? (JMarc)
 390 /** Save the buffer's parameters as user default.
 391     This function saves a file \c user_lyxdir/templates/defaults.lyx
 392     which parameters are those of the current buffer. This file
 393     is used as a default template when creating a new
 394     file. Returns \c true on success.
 395 */
 396 bool saveParamsAsDefault(BufferParams const &params)
 397 {
 398         if (!Alert::askQuestion(_("Do you want to save the current settings"),
 399                                 _("for the document layout as default?"),
 400                                 _("(they will be valid for any new document)")))
 401                 return false;
 402
 403         string const fname = AddName(AddPath(user_lyxdir, "templates/"),
 404                                      "defaults.lyx");
 405         Buffer defaults = Buffer(fname);
 406         defaults.params = params;
 407
 408         // add an empty paragraph. Is this enough?
 409         defaults.paragraph = new Paragraph;
 410
 411         return defaults.writeFile(defaults.fileName(), false);
 412 }
 413
 414 } //namespace
 415
 416
 417 bool FormDocument::input(FL_OBJECT * ob, long data)
 418 {
 419         State cb = static_cast<State>(data);
 420
 421         switch (cb) {
 422         case CHECKCHOICECLASS:
 423                 CheckChoiceClass(ob, 0);
 424                 break;
 425         case CHOICEBULLETSIZE:
 426                 ChoiceBulletSize(ob, 0);
 427                 break;
 428         case INPUTBULLETLATEX:
 429                 InputBulletLaTeX(ob, 0);
 430                 break;
 431         case BULLETDEPTH1:
 432         case BULLETDEPTH2:
 433         case BULLETDEPTH3:
 434         case BULLETDEPTH4:
 435                 BulletDepth(ob, cb);
 436                 break;
 437         case BULLETPANEL1:
 438         case BULLETPANEL2:
 439         case BULLETPANEL3:
 440         case BULLETPANEL4:
 441         case BULLETPANEL5:
 442         case BULLETPANEL6:
 443                 BulletPanel(ob, cb);
 444                 break;
 445         case BULLETBMTABLE:
 446                 BulletBMTable(ob, 0);
 447                 break;
 448         default:
 449                 break;
 450         }
 451
 452         bool const length_input = fl_get_choice(class_->choice_doc_skip) == 4;
 453         if (ob == class_->choice_doc_skip) {
 454                 setEnabled(class_->input_doc_skip, length_input);
 455                 setEnabled(class_->choice_default_skip_units, length_input);
 456         }
 457
 458         if (ob == class_->choice_doc_spacing)
 459                 setEnabled(class_->input_doc_spacing,
 460                            fl_get_choice(class_->choice_doc_spacing) == 4);
 461
 462         bool const skip_used = fl_get_button(class_->radio_doc_skip);
 463         if (ob == class_->radio_doc_skip ||
 464             ob == class_->radio_doc_indent) {
 465                 setEnabled(class_->choice_doc_skip, skip_used);
 466                 setEnabled(class_->input_doc_skip,
 467                            skip_used && length_input);
 468                 setEnabled(class_->choice_default_skip_units,
 469                            skip_used && length_input);
 470                 // Default unit choice is cm if metric, inches if US paper.
 471                 // If papersize is default, check the lyxrc-settings
 472                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
 473                 bool const metric = (paperchoice == 1 && lyxrc.default_papersize > 3)
 474                         || paperchoice == 2 || paperchoice > 5;
 475                 int const default_unit = metric ? 8 : 9;
 476                 if (strip(fl_get_input(class_->input_doc_skip)).empty())
 477                         fl_set_choice(class_->choice_default_skip_units,
 478                                       default_unit);
 479         }
 480
 481         if (ob == options_->check_use_natbib) {
 482                 setEnabled(options_->choice_citation_format,
 483                            fl_get_button(options_->check_use_natbib));
 484         }
 485
 486         if (ob == dialog_->button_save_defaults) {
 487                 BufferParams params;
 488                 class_apply(params);
 489                 paper_apply(params);
 490                 language_apply(params);
 491                 options_apply(params);
 492                 bullets_apply(params);
 493                 saveParamsAsDefault(params);
 494         }
 495
 496         if (ob == dialog_->button_reset_defaults) {
 497                 BufferParams params = lv_->buffer()->params;
 498                 params.textclass = combo_doc_class->get() - 1;
 499                 params.useClassDefaults();
 500                 UpdateLayoutDocument(params);
 501         }
 502
 503         if (ob == paper_->radio_landscape)
 504                 fl_set_choice(paper_->choice_paperpackage,
 505                               BufferParams::PACKAGE_NONE + 1);
 506
 507         if (ob == paper_->choice_papersize) {
 508                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
 509                 bool const defsize = paperchoice == 1;
 510                 bool const custom = paperchoice == 2;
 511                 bool const a3size = paperchoice == 6;
 512                 bool const b3size = paperchoice == 9;
 513                 bool const b4size = paperchoice == 10;
 514
 515                 if (custom)
 516                         fl_set_button(paper_->radio_portrait, 1);
 517
 518                 bool const use_geom = (custom || a3size || b3size || b4size);
 519
 520                 fl_set_button(paper_->check_use_geometry, int(use_geom));
 521
 522                 setEnabled(paper_->input_top_margin,    use_geom);
 523                 setEnabled(paper_->input_bottom_margin, use_geom);
 524                 setEnabled(paper_->input_inner_margin,  use_geom);
 525                 setEnabled(paper_->input_outer_margin,  use_geom);
 526                 setEnabled(paper_->input_head_height,   use_geom);
 527                 setEnabled(paper_->input_head_sep,      use_geom);
 528                 setEnabled(paper_->input_foot_skip,     use_geom);
 529                 setEnabled(paper_->choice_top_margin_units,    use_geom);
 530                 setEnabled(paper_->choice_bottom_margin_units, use_geom);
 531                 setEnabled(paper_->choice_inner_margin_units,  use_geom);
 532                 setEnabled(paper_->choice_outer_margin_units,  use_geom);
 533                 setEnabled(paper_->choice_head_height_units,   use_geom);
 534                 setEnabled(paper_->choice_head_sep_units,      use_geom);
 535                 setEnabled(paper_->choice_foot_skip_units,     use_geom);
 536                 setEnabled(paper_->choice_custom_width_units,  use_geom);
 537                 setEnabled(paper_->choice_custom_height_units, use_geom);
 538
 539                 setEnabled(paper_->input_custom_width,  custom);
 540                 setEnabled(paper_->input_custom_height, custom);
 541                 setEnabled(paper_->choice_custom_width_units,  custom);
 542                 setEnabled(paper_->choice_custom_height_units, custom);
 543                 setEnabled(paper_->radio_portrait,  !custom);
 544                 setEnabled(paper_->radio_landscape, !custom);
 545
 546                 // Default unit choice is cm if metric, inches if US paper.
 547                 // If papersize is default, use the lyxrc-settings
 548                 bool const metric = (defsize && lyxrc.default_papersize > 3)
 549                         || paperchoice == 2 || paperchoice > 5;
 550                 int const default_unit = metric ? 8 : 9;
 551                 if (strip(fl_get_input(paper_->input_custom_width)).empty())
 552                         fl_set_choice(paper_->choice_custom_width_units,
 553                                       default_unit);
 554                 if (strip(fl_get_input(paper_->input_custom_height)).empty())
 555                         fl_set_choice(paper_->choice_custom_height_units,
 556                                       default_unit);
 557                 if (strip(fl_get_input(paper_->input_top_margin)).empty())
 558                         fl_set_choice(paper_->choice_top_margin_units,
 559                                       default_unit);
 560                 if (strip(fl_get_input(paper_->input_bottom_margin)).empty())
 561                         fl_set_choice(paper_->choice_bottom_margin_units,
 562                                       default_unit);
 563                 if (strip(fl_get_input(paper_->input_inner_margin)).empty())
 564                         fl_set_choice(paper_->choice_inner_margin_units,
 565                                       default_unit);
 566                 if (strip(fl_get_input(paper_->input_outer_margin)).empty())
 567                         fl_set_choice(paper_->choice_outer_margin_units,
 568                                       default_unit);
 569                 if (strip(fl_get_input(paper_->input_head_height)).empty())
 570                         fl_set_choice(paper_->choice_head_height_units,
 571                                       default_unit);
 572                 if (strip(fl_get_input(paper_->input_head_sep)).empty())
 573                         fl_set_choice(paper_->choice_head_sep_units,
 574                                       default_unit);
 575                 if (strip(fl_get_input(paper_->input_foot_skip)).empty())
 576                         fl_set_choice(paper_->choice_foot_skip_units,
 577                                       default_unit);
 578         }
 579
 580         if (ob == paper_->choice_papersize ||
 581             ob == paper_->radio_portrait ||
 582             ob == paper_->radio_landscape) {
 583
 584                 setEnabled(paper_->choice_paperpackage,
 585                            //either default papersize (preferences)
 586                            //or document papersize has to be A4
 587                            (fl_get_choice(paper_->choice_papersize) == 7
 588                             || fl_get_choice(paper_->choice_papersize) == 1
 589                             && lyxrc.default_papersize == 5)
 590                            && fl_get_button(paper_->radio_portrait));
 591         }
 592
 593         if (ob == paper_->choice_paperpackage) {
 594                 if (fl_get_choice(paper_->choice_paperpackage) != 1) {
 595                         fl_set_button(paper_->check_use_geometry, 0);
 596
 597                         setEnabled(paper_->input_top_margin,    false);
 598                         setEnabled(paper_->input_bottom_margin, false);
 599                         setEnabled(paper_->input_inner_margin,  false);
 600                         setEnabled(paper_->input_outer_margin,  false);
 601                         setEnabled(paper_->input_head_height,   false);
 602                         setEnabled(paper_->input_head_sep,      false);
 603                         setEnabled(paper_->input_foot_skip,     false);
 604                         setEnabled(paper_->choice_top_margin_units,    false);
 605                         setEnabled(paper_->choice_bottom_margin_units, false);
 606                         setEnabled(paper_->choice_inner_margin_units,  false);
 607                         setEnabled(paper_->choice_outer_margin_units,  false);
 608                         setEnabled(paper_->choice_head_height_units,   false);
 609                         setEnabled(paper_->choice_head_sep_units,      false);
 610                         setEnabled(paper_->choice_foot_skip_units,     false);
 611                 }
 612         }
 613
 614         if (ob == paper_->check_use_geometry) {
 615                 //don't allow switching geometry off in custom papersize mode
 616                 //nor in A3, B3, and B4
 617                 int const choice = fl_get_choice(paper_->choice_papersize);
 618                 if (choice == 2 || choice == 6 || choice == 9 || choice == 10)
 619                         fl_set_button(paper_->check_use_geometry, 1);
 620
 621                 fl_set_choice(paper_->choice_paperpackage,
 622                               BufferParams::PACKAGE_NONE + 1);
 623
 624                 bool const use_geom = fl_get_button(paper_->check_use_geometry);
 625                 setEnabled(paper_->input_top_margin,    use_geom);
 626                 setEnabled(paper_->input_bottom_margin, use_geom);
 627                 setEnabled(paper_->input_inner_margin,  use_geom);
 628                 setEnabled(paper_->input_outer_margin,  use_geom);
 629                 setEnabled(paper_->input_head_height,   use_geom);
 630                 setEnabled(paper_->input_head_sep,      use_geom);
 631                 setEnabled(paper_->input_foot_skip,     use_geom);
 632                 setEnabled(paper_->choice_top_margin_units,    use_geom);
 633                 setEnabled(paper_->choice_bottom_margin_units, use_geom);
 634                 setEnabled(paper_->choice_inner_margin_units,  use_geom);
 635                 setEnabled(paper_->choice_outer_margin_units,  use_geom);
 636                 setEnabled(paper_->choice_head_height_units,   use_geom);
 637                 setEnabled(paper_->choice_head_sep_units,      use_geom);
 638                 setEnabled(paper_->choice_foot_skip_units,     use_geom);
 639         }
 640
 641         switch (data) {
 642         case INPUT:
 643         case CHECKCHOICECLASS:
 644         case CHOICEBULLETSIZE:
 645         case INPUTBULLETLATEX:
 646         case BULLETBMTABLE:
 647                 return CheckDocumentInput(ob, 0);
 648         default:
 649                 break;
 650         }
 651
 652         return true;
 653 }
 654
 655
 656 void FormDocument::ComboInputCB(int, void * v, Combox * combox)
 657 {
 658         FormDocument * pre = static_cast<FormDocument*>(v);
 659         if (combox == pre->combo_doc_class.get())
 660                 pre->CheckChoiceClass(0, 0);
 661         pre->bc().valid(pre->CheckDocumentInput(0,0));
 662 }
 663
 664
 665 bool FormDocument::class_apply(BufferParams &params)
 666 {
 667         bool redo = false;
 668
 669         // If default skip is a "Length" but there's no text in the
 670         // input field, reset the kind to "Medskip", which is the default.
 671         if ((fl_get_choice (class_->choice_doc_skip) == 4) &&
 672             !*(fl_get_input (class_->input_doc_skip))) {
 673                 fl_set_choice (class_->choice_doc_skip, 2);
 674         }
 675         params.fonts = fl_get_choice_text(class_->choice_doc_fonts);
 676         params.fontsize = fl_get_choice_text(class_->choice_doc_fontsize);
 677         params.pagestyle = fl_get_choice_text(class_->choice_doc_pagestyle);
 678
 679         params.textclass = combo_doc_class->get() - 1;
 680
 681         BufferParams::PARSEP tmpsep = params.paragraph_separation;
 682         if (fl_get_button(class_->radio_doc_indent))
 683                 params.paragraph_separation = BufferParams::PARSEP_INDENT;
 684         else
 685                 params.paragraph_separation = BufferParams::PARSEP_SKIP;
 686         if (tmpsep != params.paragraph_separation)
 687                 redo = true;
 688
 689         VSpace tmpdefskip = params.getDefSkip();
 690         switch (fl_get_choice (class_->choice_doc_skip)) {
 691         case 1:
 692                 params.setDefSkip(VSpace(VSpace::SMALLSKIP));
 693                 break;
 694         case 2:
 695                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 696                 break;
 697         case 3:
 698                 params.setDefSkip(VSpace(VSpace::BIGSKIP));
 699                 break;
 700         case 4:
 701         {
 702                 string const length =
 703                         getLengthFromWidgets(class_->input_doc_skip,
 704                                              class_->choice_default_skip_units);
 705
 706                 params.setDefSkip(VSpace(LyXGlueLength(length)));
 707                 break;
 708         }
 709         default:
 710                 // DocumentDefskipCB assures that this never happens
 711                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 712                 break;
 713         }
 714         if (!(tmpdefskip == params.getDefSkip()))
 715                 redo = true;
 716
 717         if (fl_get_button(class_->radio_doc_columns_two))
 718                 params.columns = 2;
 719         else
 720                 params.columns = 1;
 721         if (fl_get_button(class_->radio_doc_sides_two))
 722                 params.sides = LyXTextClass::TwoSides;
 723         else
 724                 params.sides = LyXTextClass::OneSide;
 725
 726         Spacing tmpSpacing = params.spacing;
 727         switch (fl_get_choice(class_->choice_doc_spacing)) {
 728         case 1:
 729                 lyxerr[Debug::INFO] << "Spacing: SINGLE\n";
 730                 params.spacing.set(Spacing::Single);
 731                 break;
 732         case 2:
 733                 lyxerr[Debug::INFO] << "Spacing: ONEHALF\n";
 734                 params.spacing.set(Spacing::Onehalf);
 735                 break;
 736         case 3:
 737                 lyxerr[Debug::INFO] << "Spacing: DOUBLE\n";
 738                 params.spacing.set(Spacing::Double);
 739                 break;
 740         case 4:
 741                 lyxerr[Debug::INFO] << "Spacing: OTHER\n";
 742                 params.spacing.set(Spacing::Other,
 743                                    fl_get_input(class_->input_doc_spacing));
 744                 break;
 745         }
 746         if (tmpSpacing != params.spacing)
 747                 redo = true;
 748
 749         params.options = fl_get_input(class_->input_doc_extra);
 750
 751         return redo;
 752 }
 753
 754
 755 bool FormDocument::class_apply()
 756 {
 757         BufferParams &params = lv_->buffer()->params;
 758
 759         unsigned int const old_class = params.textclass;
 760
 761         bool redo = class_apply(params);
 762
 763         if (params.textclass != old_class) {
 764                 // try to load new_class
 765                 if (textclasslist[params.textclass].load()) {
 766                         // successfully loaded
 767                         redo = true;
 768                         setMinibuffer(lv_, _("Converting document to new document class..."));
 769                         int ret = CutAndPaste::SwitchLayoutsBetweenClasses(
 770                                 old_class, params.textclass,
 771                                 lv_->buffer()->paragraph,
 772                                 lv_->buffer()->params);
 773                         if (ret) {
 774                                 string s;
 775                                 if (ret == 1) {
 776                                         s = _("One paragraph couldn't be converted");
 777                                 } else {
 778                                         s += tostr(ret);
 779                                         s += _(" paragraphs couldn't be converted");
 780                                 }
 781                                 Alert::alert(_("Conversion Errors!"),s,
 782                                              _("into chosen document class"));
 783                         }
 784
 785                 } else {
 786                         // problem changing class -- warn user and retain old style
 787                         Alert::alert(_("Conversion Errors!"),
 788                                      _("Errors loading new document class."),
 789                                      _("Reverting to original document class."));
 790                         combo_doc_class->select(int(old_class) + 1);
 791                 }
 792         }
 793
 794         return redo;
 795 }
 796
 797
 798 void FormDocument::paper_apply(BufferParams & params)
 799 {
 800         params.papersize2 = char(fl_get_choice(paper_->choice_papersize)-1);
 801
 802         params.paperpackage =
 803                 char(fl_get_choice(paper_->choice_paperpackage)-1);
 804
 805         // set params.papersize from params.papersize2 and params.paperpackage
 806         params.setPaperStuff();
 807
 808         params.use_geometry = fl_get_button(paper_->check_use_geometry);
 809
 810         if (fl_get_button(paper_->radio_landscape))
 811                 params.orientation = BufferParams::ORIENTATION_LANDSCAPE;
 812         else
 813                 params.orientation = BufferParams::ORIENTATION_PORTRAIT;
 814
 815         params.paperwidth =
 816                 getLengthFromWidgets(paper_->input_custom_width,
 817                                      paper_->choice_custom_width_units);
 818
 819         params.paperheight =
 820                 getLengthFromWidgets(paper_->input_custom_height,
 821                                      paper_->choice_custom_height_units);
 822
 823         params.leftmargin =
 824                 getLengthFromWidgets(paper_->input_inner_margin,
 825                                      paper_->choice_inner_margin_units);
 826
 827         params.topmargin =
 828                 getLengthFromWidgets(paper_->input_top_margin,
 829                                      paper_->choice_top_margin_units);
 830
 831         params.rightmargin =
 832                 getLengthFromWidgets(paper_->input_outer_margin,
 833                                      paper_->choice_outer_margin_units);
 834
 835         params.bottommargin =
 836                 getLengthFromWidgets(paper_->input_bottom_margin,
 837                                      paper_->choice_bottom_margin_units);
 838
 839         params.headheight =
 840                 getLengthFromWidgets(paper_->input_head_height,
 841                                      paper_->choice_head_height_units);
 842
 843         params.headsep =
 844                 getLengthFromWidgets(paper_->input_head_sep,
 845                                      paper_->choice_head_sep_units);
 846
 847         params.footskip =
 848                 getLengthFromWidgets(paper_->input_foot_skip,
 849                                      paper_->choice_foot_skip_units);
 850 }
 851
 852
 853 void FormDocument::paper_apply()
 854 {
 855         paper_apply(lv_->buffer()->params);
 856 }
 857
 858
 859 bool FormDocument::language_apply(BufferParams & params)
 860 {
 861         InsetQuotes::quote_language lga = InsetQuotes::EnglishQ;
 862         bool redo = false;
 863
 864         switch (fl_get_choice(language_->choice_quotes_language) - 1) {
 865         case 0:
 866                 lga = InsetQuotes::EnglishQ;
 867                 break;
 868         case 1:
 869                 lga = InsetQuotes::SwedishQ;
 870                 break;
 871         case 2:
 872                 lga = InsetQuotes::GermanQ;
 873                 break;
 874         case 3:
 875                 lga = InsetQuotes::PolishQ;
 876                 break;
 877         case 4:
 878                 lga = InsetQuotes::FrenchQ;
 879                 break;
 880         case 5:
 881                 lga = InsetQuotes::DanishQ;
 882                 break;
 883         }
 884         params.quotes_language = lga;
 885         if (fl_get_button(language_->radio_single))
 886                 params.quotes_times = InsetQuotes::SingleQ;
 887         else
 888                 params.quotes_times = InsetQuotes::DoubleQ;
 889
 890         Language const * old_language = params.language;
 891         Language const * new_language =
 892                 languages.getLanguage(combo_language->getline());
 893         if (!new_language)
 894                 new_language = default_language;
 895
 896         if (old_language != new_language
 897             && old_language->RightToLeft() == params.language->RightToLeft()
 898             && !lv_->buffer()->isMultiLingual())
 899                 lv_->buffer()->changeLanguage(old_language, params.language);
 900
 901         if (old_language != new_language) {
 902                 redo = true;
 903         }
 904
 905         params.language = new_language;
 906         params.inputenc = fl_get_choice_text(language_->choice_inputenc);
 907
 908         return redo;
 909 }
 910
 911
 912 bool FormDocument::language_apply()
 913 {
 914         return language_apply(lv_->buffer()->params);
 915 }
 916
 917
 918 bool FormDocument::options_apply(BufferParams & params)
 919 {
 920         bool redo = false;
 921
 922         params.graphicsDriver =
 923                 fl_get_choice_text(options_->choice_postscript_driver);
 924         params.use_amsmath = fl_get_button(options_->check_use_amsmath);
 925         params.use_natbib  = fl_get_button(options_->check_use_natbib);
 926         params.use_numerical_citations  =
 927                 fl_get_choice(options_->choice_citation_format)-1;
 928
 929         int tmpchar = int(fl_get_counter_value(options_->counter_secnumdepth));
 930         if (params.secnumdepth != tmpchar)
 931                 redo = true;
 932         params.secnumdepth = tmpchar;
 933
 934         params.tocdepth = int(fl_get_counter_value(options_->counter_tocdepth));
 935
 936         params.float_placement =
 937                 fl_get_input(options_->input_float_placement);
 938
 939         return redo;
 940 }
 941
 942
 943 bool FormDocument::options_apply()
 944 {
 945         return options_apply(lv_->buffer()->params);
 946 }
 947
 948
 949 void FormDocument::bullets_apply(BufferParams & params)
 950 {
 951         /* update the bullet settings */
 952         BufferParams & buf_params = lv_->buffer()->params;
 953
 954         // a little bit of loop unrolling
 955         params.user_defined_bullets[0] = buf_params.temp_bullets[0];
 956         params.user_defined_bullets[1] = buf_params.temp_bullets[1];
 957         params.user_defined_bullets[2] = buf_params.temp_bullets[2];
 958         params.user_defined_bullets[3] = buf_params.temp_bullets[3];
 959 }
 960
 961
 962 void FormDocument::bullets_apply()
 963 {
 964         bullets_apply(lv_->buffer()->params);
 965 }
 966
 967
 968 void FormDocument::class_update(BufferParams const & params)
 969 {
 970         if (!class_.get())
 971                 return;
 972
 973         LyXTextClass const & tclass = textclasslist[params.textclass];
 974
 975         combo_doc_class->select(tclass.description());
 976         fl_set_choice_text(class_->choice_doc_fonts, params.fonts.c_str());
 977         fl_clear_choice(class_->choice_doc_fontsize);
 978         fl_addto_choice(class_->choice_doc_fontsize, "default");
 979         fl_addto_choice(class_->choice_doc_fontsize,
 980                         tclass.opt_fontsize().c_str());
 981         fl_set_choice(class_->choice_doc_fontsize,
 982                       tokenPos(tclass.opt_fontsize(), '|', params.fontsize)+2);
 983         fl_clear_choice(class_->choice_doc_pagestyle);
 984         fl_addto_choice(class_->choice_doc_pagestyle, "default");
 985         fl_addto_choice(class_->choice_doc_pagestyle,
 986                         tclass.opt_pagestyle().c_str());
 987         fl_set_choice(class_->choice_doc_pagestyle,
 988                       tokenPos(tclass.opt_pagestyle(), '|', params.pagestyle)+2);
 989         fl_set_button(class_->radio_doc_indent, 0);
 990         fl_set_button(class_->radio_doc_skip, 0);
 991         if (params.paragraph_separation == BufferParams::PARSEP_INDENT)
 992                 fl_set_button(class_->radio_doc_indent, 1);
 993         else
 994                 fl_set_button(class_->radio_doc_skip, 1);
 995
 996         bool const input_length = fl_get_choice(class_->choice_doc_skip) == 4;
 997         setEnabled(class_->choice_default_skip_units, input_length);
 998         setEnabled(class_->input_doc_skip, input_length);
 999
1000         switch (params.getDefSkip().kind()) {
1001         case VSpace::SMALLSKIP:
1002                 fl_set_choice (class_->choice_doc_skip, 1);
1003                 break;
1004         case VSpace::MEDSKIP:
1005                 fl_set_choice (class_->choice_doc_skip, 2);
1006                 break;
1007         case VSpace::BIGSKIP:
1008                 fl_set_choice (class_->choice_doc_skip, 3);
1009                 break;
1010         case VSpace::LENGTH:
1011         {
1012                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
1013                 bool const metric = (paperchoice == 1 && lyxrc.default_papersize > 3)
1014                         || paperchoice == 2 || paperchoice > 5;
1015                 string const default_unit = metric ? "cm" : "in";
1016                 string const length = params.getDefSkip().asLyXCommand();
1017                 updateWidgetsFromLengthString(class_->input_doc_skip,
1018                                               class_->choice_default_skip_units,
1019                                               length, default_unit);
1020                 break;
1021         }
1022         default:
1023                 fl_set_choice (class_->choice_doc_skip, 2);
1024                 break;
1025         }
1026         fl_set_button(class_->radio_doc_sides_one, 0);
1027         fl_set_button(class_->radio_doc_sides_two, 0);
1028         setEnabled(class_->choice_doc_skip,
1029                    fl_get_button(class_->radio_doc_skip));
1030
1031         if (params.sides == LyXTextClass::TwoSides)
1032                 fl_set_button(class_->radio_doc_sides_two, 1);
1033         else
1034                 fl_set_button(class_->radio_doc_sides_one, 1);
1035         fl_set_button(class_->radio_doc_columns_one, 0);
1036         fl_set_button(class_->radio_doc_columns_two, 0);
1037         if (params.columns == 2)
1038                 fl_set_button(class_->radio_doc_columns_two, 1);
1039         else
1040                 fl_set_button(class_->radio_doc_columns_one, 1);
1041
1042         fl_set_input(class_->input_doc_spacing, "");
1043         setEnabled(class_->input_doc_spacing, false);
1044
1045         switch (params.spacing.getSpace()) {
1046         case Spacing::Default: // nothing bad should happen with this
1047         case Spacing::Single:
1048                 // \singlespacing
1049                 fl_set_choice(class_->choice_doc_spacing, 1);
1050                 break;
1051         case Spacing::Onehalf:
1052                 // \onehalfspacing
1053                 fl_set_choice(class_->choice_doc_spacing, 2);
1054                 break;
1055         case Spacing::Double:
1056                 // \doublespacing
1057                 fl_set_choice(class_->choice_doc_spacing, 3);
1058                 break;
1059         case Spacing::Other:
1060         {
1061                 fl_set_choice(class_->choice_doc_spacing, 4);
1062                 char sval[20];
1063                 sprintf(sval,"%g",params.spacing.getValue());
1064                 fl_set_input(class_->input_doc_spacing, sval);
1065                 setEnabled(class_->input_doc_spacing, true);
1066                 break;
1067         }
1068         }
1069         if (!params.options.empty())
1070                 fl_set_input(class_->input_doc_extra, params.options.c_str());
1071         else
1072                 fl_set_input(class_->input_doc_extra, "");
1073 }
1074
1075
1076 void FormDocument::language_update(BufferParams const & params)
1077 {
1078         if (!language_.get())
1079                 return;
1080
1081         combo_language->select(params.language->lang());
1082         fl_set_choice_text(language_->choice_inputenc, params.inputenc.c_str());
1083         fl_set_choice(language_->choice_quotes_language, params.quotes_language + 1);
1084         fl_set_button(language_->radio_single, 0);
1085         fl_set_button(language_->radio_double, 0);
1086         if (params.quotes_times == InsetQuotes::SingleQ)
1087                 fl_set_button(language_->radio_single, 1);
1088         else
1089                 fl_set_button(language_->radio_double, 1);
1090 }
1091
1092
1093 void FormDocument::options_update(BufferParams const & params)
1094 {
1095         if (!options_.get())
1096                 return;
1097
1098         fl_set_choice_text(options_->choice_postscript_driver,
1099                            params.graphicsDriver.c_str());
1100         fl_set_button(options_->check_use_amsmath, params.use_amsmath);
1101         fl_set_button(options_->check_use_natbib,  params.use_natbib);
1102         fl_set_choice(options_->choice_citation_format,
1103                       int(params.use_numerical_citations)+1);
1104         setEnabled(options_->choice_citation_format, params.use_natbib);
1105         fl_set_counter_value(options_->counter_secnumdepth, params.secnumdepth);
1106         fl_set_counter_value(options_->counter_tocdepth, params.tocdepth);
1107         if (!params.float_placement.empty())
1108                 fl_set_input(options_->input_float_placement,
1109                              params.float_placement.c_str());
1110         else
1111                 fl_set_input(options_->input_float_placement, "");
1112 }
1113
1114
1115 void FormDocument::paper_update(BufferParams const & params)
1116 {
1117         if (!paper_.get())
1118                 return;
1119
1120         fl_set_choice(paper_->choice_papersize, params.papersize2 + 1);
1121         fl_set_choice(paper_->choice_paperpackage, params.paperpackage + 1);
1122         fl_set_button(paper_->check_use_geometry, params.use_geometry);
1123
1124         int const paperchoice = fl_get_choice(paper_->choice_papersize);
1125         bool const useCustom = paperchoice == 2;
1126         bool const useGeom = fl_get_button(paper_->check_use_geometry);
1127
1128         fl_set_button(paper_->radio_portrait, 0);
1129         setEnabled(paper_->radio_portrait, !useCustom);
1130         fl_set_button(paper_->radio_landscape, 0);
1131         setEnabled(paper_->radio_landscape, !useCustom);
1132
1133         if (params.orientation == BufferParams::ORIENTATION_LANDSCAPE)
1134                 fl_set_button(paper_->radio_landscape, 1);
1135         else
1136                 fl_set_button(paper_->radio_portrait, 1);
1137         setEnabled(paper_->choice_paperpackage,
1138                    //either default papersize (preferences)
1139                    //or document papersize has to be A4
1140                    (paperchoice == 7
1141                     || paperchoice == 1 && lyxrc.default_papersize == 5)
1142                    && fl_get_button(paper_->radio_portrait));
1143
1144         // Default unit choice is cm if metric, inches if US paper.
1145         bool const metric = (paperchoice == 1 && lyxrc.default_papersize > 3)
1146                 || paperchoice == 2 || paperchoice > 5;
1147         string const default_unit = metric ? "cm" : "in";
1148         updateWidgetsFromLengthString(paper_->input_custom_width,
1149                                       paper_->choice_custom_width_units,
1150                                       params.paperwidth, default_unit);
1151         setEnabled(paper_->input_custom_width, useCustom);
1152         setEnabled(paper_->choice_custom_width_units, useCustom);
1153
1154         updateWidgetsFromLengthString(paper_->input_custom_height,
1155                                       paper_->choice_custom_height_units,
1156                                       params.paperheight, default_unit);
1157         setEnabled(paper_->input_custom_height, useCustom);
1158         setEnabled(paper_->choice_custom_height_units, useCustom);
1159
1160         updateWidgetsFromLengthString(paper_->input_inner_margin,
1161                                       paper_->choice_inner_margin_units,
1162                                       params.leftmargin, default_unit);
1163         setEnabled(paper_->input_inner_margin, useGeom);
1164         setEnabled(paper_->choice_inner_margin_units, useGeom);
1165
1166         updateWidgetsFromLengthString(paper_->input_top_margin,
1167                                       paper_->choice_top_margin_units,
1168                                       params.topmargin, default_unit);
1169         setEnabled(paper_->input_top_margin, useGeom);
1170         setEnabled(paper_->choice_top_margin_units, useGeom);
1171
1172         updateWidgetsFromLengthString(paper_->input_outer_margin,
1173                                       paper_->choice_outer_margin_units,
1174                                       params.rightmargin, default_unit);
1175         setEnabled(paper_->input_outer_margin, useGeom);
1176         setEnabled(paper_->choice_outer_margin_units, useGeom);
1177
1178         updateWidgetsFromLengthString(paper_->input_bottom_margin,
1179                                       paper_->choice_bottom_margin_units,
1180                                       params.bottommargin, default_unit);
1181         setEnabled(paper_->input_bottom_margin, useGeom);
1182         setEnabled(paper_->choice_bottom_margin_units, useGeom);
1183
1184         updateWidgetsFromLengthString(paper_->input_head_height,
1185                                       paper_->choice_head_height_units,
1186                                       params.headheight, default_unit);
1187         setEnabled(paper_->input_head_height, useGeom);
1188         setEnabled(paper_->choice_head_height_units, useGeom);
1189
1190         updateWidgetsFromLengthString(paper_->input_head_sep,
1191                                       paper_->choice_head_sep_units,
1192                                       params.headsep, default_unit);
1193         setEnabled(paper_->input_head_sep, useGeom);
1194         setEnabled(paper_->choice_head_sep_units, useGeom);
1195
1196         updateWidgetsFromLengthString(paper_->input_foot_skip,
1197                                       paper_->choice_foot_skip_units,
1198                                       params.footskip, default_unit);
1199         setEnabled(paper_->input_foot_skip, useGeom);
1200         setEnabled(paper_->choice_foot_skip_units, useGeom);
1201
1202         fl_set_focus_object(paper_->form, paper_->choice_papersize);
1203 }
1204
1205
1206 void FormDocument::bullets_update(BufferParams const & params)
1207 {
1208         if (!bullets_.get() ||
1209             ((XpmVersion<4) ||
1210              (XpmVersion==4 && XpmRevision<7)))
1211                 return;
1212
1213         bool const isLinuxDoc = lv_->buffer()->isLinuxDoc();
1214         setEnabled(fbullet, !isLinuxDoc);
1215
1216         if (isLinuxDoc) return;
1217
1218         fl_set_button(bullets_->radio_bullet_depth_1, 1);
1219         fl_set_input(bullets_->input_bullet_latex,
1220                      params.user_defined_bullets[0].getText().c_str());
1221         fl_set_choice(bullets_->choice_bullet_size,
1222                       params.user_defined_bullets[0].getSize() + 2);
1223 }
1224
1225
1226 void FormDocument::checkReadOnly()
1227 {
1228         if (bc().readOnly(lv_->buffer()->isReadonly())) {
1229                 combo_doc_class->deactivate();
1230                 combo_language->deactivate();
1231                 postWarning(_("Document is read-only."
1232                               " No changes to layout permitted."));
1233         } else {
1234                 combo_doc_class->activate();
1235                 combo_language->activate();
1236                 clearMessage();
1237         }
1238 }
1239
1240
1241 bool FormDocument::CheckDocumentInput(FL_OBJECT * ob, long)
1242 {
1243         string str;
1244         bool ok = true;
1245         char const * input;
1246
1247         // this has to be all out of if/elseif because it has to deactivate
1248         // the document buttons and so the whole stuff has to be tested again.
1249         // disable OK/Apply if input is not valid
1250         str = fl_get_input(class_->input_doc_skip);
1251         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1252         str = fl_get_input(paper_->input_custom_width);
1253         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1254         str = fl_get_input(paper_->input_custom_height);
1255         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1256         str = fl_get_input(paper_->input_outer_margin);
1257         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1258         str = fl_get_input(paper_->input_inner_margin);
1259         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1260         str = fl_get_input(paper_->input_top_margin);
1261         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1262         str = fl_get_input(paper_->input_bottom_margin);
1263         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1264         str = fl_get_input(paper_->input_head_height);
1265         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1266         str = fl_get_input(paper_->input_head_sep);
1267         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1268         str = fl_get_input(paper_->input_foot_skip);
1269         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1270
1271         //display warning if input is not valid
1272         if (ob == class_->input_doc_skip
1273             || ob == paper_->input_custom_width
1274             || ob == paper_->input_custom_height
1275             || ob == paper_->input_outer_margin
1276             || ob == paper_->input_inner_margin
1277             || ob == paper_->input_top_margin
1278             || ob == paper_->input_bottom_margin
1279             || ob == paper_->input_head_height
1280             || ob == paper_->input_head_sep
1281             || ob == paper_->input_foot_skip) {
1282                 if (!ok) {
1283                         postWarning(_("Invalid Length (valid example: 10mm)"));
1284                         return false;
1285                 } else {
1286                         clearMessage();
1287                         return true;
1288                 }
1289         }
1290
1291         // "Synchronize" the choice and the input field, so that it
1292         // is impossible to commit senseless data.
1293         input = fl_get_input (class_->input_doc_skip);
1294         if ((fl_get_choice(class_->choice_doc_skip) == 4) && !*input)
1295                 ok = false;
1296         else if (fl_get_choice(class_->choice_doc_skip) != 4)
1297                 fl_set_input (class_->input_doc_skip, "");
1298
1299         input = fl_get_input(class_->input_doc_spacing);
1300         if ((fl_get_choice(class_->choice_doc_spacing) == 4) && !*input)
1301                 ok = false;
1302         else if (fl_get_choice(class_->choice_doc_spacing) != 4)
1303                 fl_set_input (class_->input_doc_spacing, "");
1304         return ok;
1305 }
1306
1307
1308 void FormDocument::ChoiceBulletSize(FL_OBJECT * ob, long /*data*/)
1309 {
1310         BufferParams & param = lv_->buffer()->params;
1311
1312         // convert from 1-6 range to -1-4
1313         param.temp_bullets[current_bullet_depth].setSize(fl_get_choice(ob) - 2);
1314         fl_set_input(bullets_->input_bullet_latex,
1315                      param.temp_bullets[current_bullet_depth].getText().c_str());
1316 }
1317
1318
1319 void FormDocument::InputBulletLaTeX(FL_OBJECT *, long)
1320 {
1321         BufferParams & param = lv_->buffer()->params;
1322
1323         param.temp_bullets[current_bullet_depth].
1324                 setText(fl_get_input(bullets_->input_bullet_latex));
1325 }
1326
1327
1328 void FormDocument::BulletDepth(FL_OBJECT * ob, State cb)
1329 {
1330         /* Should I do the following:                                 */
1331         /*  1. change to the panel that the current bullet belongs in */
1332         /*  2. show that bullet as selected                           */
1333         /*  3. change the size setting to the size of the bullet in Q.*/
1334         /*  4. display the latex equivalent in the latex box          */
1335         /*                                                            */
1336         /* I'm inclined to just go with 3 and 4 at the moment and     */
1337         /* maybe try to support the others later                      */
1338         BufferParams & param = lv_->buffer()->params;
1339
1340         int data = 0;
1341         if (cb == BULLETDEPTH1)
1342                 data = 0;
1343         else if (cb == BULLETDEPTH2)
1344                 data = 1;
1345         else if (cb == BULLETDEPTH3)
1346                 data = 2;
1347         else if (cb == BULLETDEPTH4)
1348                 data = 3;
1349
1350         switch (fl_get_button_numb(ob)) {
1351         case 3:
1352                 // right mouse button resets to default
1353                 param.temp_bullets[data] = ITEMIZE_DEFAULTS[data];
1354         default:
1355                 current_bullet_depth = data;
1356                 fl_set_input(bullets_->input_bullet_latex,
1357                              param.temp_bullets[data].getText().c_str());
1358                 fl_set_choice(bullets_->choice_bullet_size,
1359                               param.temp_bullets[data].getSize() + 2);
1360         }
1361 }
1362
1363
1364 void FormDocument::BulletPanel(FL_OBJECT * /*ob*/, State cb)
1365 {
1366         /* Here we have to change the background pixmap to that selected */
1367         /* by the user. (eg. standard.xpm, psnfss1.xpm etc...)           */
1368
1369         int data = 0;
1370         if (cb == BULLETPANEL1)
1371                 data = 0;
1372         else if (cb == BULLETPANEL2)
1373                 data = 1;
1374         else if (cb == BULLETPANEL3)
1375                 data = 2;
1376         else if (cb == BULLETPANEL4)
1377                 data = 3;
1378         else if (cb == BULLETPANEL5)
1379                 data = 4;
1380         else if (cb == BULLETPANEL6)
1381                 data = 5;
1382
1383         if (data != current_bullet_panel) {
1384                 fl_freeze_form(bullets_->form);
1385                 current_bullet_panel = data;
1386
1387                 /* free the current pixmap */
1388                 fl_free_bmtable_pixmap(bullets_->bmtable_bullet_panel);
1389                 string new_panel;
1390                 switch (cb) {
1391                         /* display the new one */
1392                 case BULLETPANEL1 :
1393                         new_panel = "standard";
1394                         break;
1395                 case BULLETPANEL2 :
1396                         new_panel = "amssymb";
1397                         break;
1398                 case BULLETPANEL3 :
1399                         new_panel = "psnfss1";
1400                         break;
1401                 case BULLETPANEL4 :
1402                         new_panel = "psnfss2";
1403                         break;
1404                 case BULLETPANEL5 :
1405                         new_panel = "psnfss3";
1406                         break;
1407                 case BULLETPANEL6 :
1408                         new_panel = "psnfss4";
1409                         break;
1410                 default :
1411                         /* something very wrong happened */
1412                         // play it safe for now but should be an exception
1413                         current_bullet_panel = 0;  // standard panel
1414                         new_panel = "standard";
1415                         break;
1416                 }
1417                 new_panel += ".xpm";
1418                 fl_set_bmtable_pixmap_file(bullets_->bmtable_bullet_panel, 6, 6,
1419                                            LibFileSearch("images", new_panel).c_str());
1420                 fl_redraw_object(bullets_->bmtable_bullet_panel);
1421                 fl_unfreeze_form(bullets_->form);
1422         }
1423 }
1424
1425
1426 void FormDocument::BulletBMTable(FL_OBJECT * ob, long /*data*/)
1427 {
1428         /* handle the user input by setting the current bullet depth's pixmap */
1429         /* to that extracted from the current chosen position of the BMTable  */
1430         /* Don't forget to free the button's old pixmap first.                */
1431
1432         BufferParams & param = lv_->buffer()->params;
1433         int bmtable_button = fl_get_bmtable(ob);
1434
1435         /* try to keep the button held down till another is pushed */
1436         /*  fl_set_bmtable(ob, 1, bmtable_button); */
1437         param.temp_bullets[current_bullet_depth].setFont(current_bullet_panel);
1438         param.temp_bullets[current_bullet_depth].setCharacter(bmtable_button);
1439         fl_set_input(bullets_->input_bullet_latex,
1440                      param.temp_bullets[current_bullet_depth].getText().c_str());
1441 }
1442
1443
1444 void FormDocument::CheckChoiceClass(FL_OBJECT * ob, long)
1445 {
1446         if (!ob)
1447                 ob = class_->choice_doc_class;
1448
1449         lv_->prohibitInput();
1450
1451         unsigned int tc = combo_doc_class->get() - 1;
1452         if (textclasslist[tc].load()) {
1453                 // we use a copy of the bufferparams because we do not
1454                 // want to modify them yet.
1455                 BufferParams params = lv_->buffer()->params;
1456
1457                 if (lyxrc.auto_reset_options) {
1458                         params.textclass = tc;
1459                         params.useClassDefaults();
1460                         UpdateLayoutDocument(params);
1461                 }
1462         } else {
1463                 // unable to load new style
1464                 Alert::alert(_("Conversion Errors!"),
1465                              _("Unable to switch to new document class."),
1466                              _("Reverting to original document class."));
1467                 combo_doc_class->select(int(lv_->buffer()->params.textclass) + 1);
1468         }
1469         lv_->allowInput();
1470 }
1471
1472
1473 void FormDocument::UpdateLayoutDocument(BufferParams const & params)
1474 {
1475         if (!dialog_.get())
1476                 return;
1477
1478         checkReadOnly();
1479         class_update(params);
1480         paper_update(params);
1481         language_update(params);
1482         options_update(params);
1483         bullets_update(params);
1484 }