src/frontends/xforms/FormDocument.C

   1 /**
   2  * \file FormDocument.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Jürgen Vigna
   7  *
   8  * Full author contact details are available in file CREDITS
   9  */
  10
  11 #include <config.h>
  12
  13 #include FORMS_H_LOCATION
  14 #include XPM_H_LOCATION
  15
  16 #ifdef __GNUG__
  17 #pragma implementation
  18 #endif
  19
  20 #include "FormDocument.h"
  21 #include "forms/form_document.h"
  22 #include "Alert.h"
  23 #include "lyxtextclasslist.h"
  24 #include "combox.h"
  25 #include "tex-strings.h"
  26 #include "bufferparams.h"
  27 #include "vspace.h"
  28 #include "bmtable.h"
  29 #include "language.h"
  30 #include "frnt_lang.h"
  31 #include "frontends/LyXView.h"
  32 #include "lyxfunc.h"
  33 #include "lyxrc.h"
  34 #include "BufferView.h"
  35 #include "buffer.h"
  36 #include "Liason.h"
  37 #include "CutAndPaste.h"
  38 #include "bufferview_funcs.h"
  39 #include "xforms_helpers.h"
  40 #include "debug.h"
  41 #include "input_validators.h" // fl_unsigned_float_filter
  42 #include "helper_funcs.h"
  43 #include "lyx_main.h" // for user_lyxdir
  44
  45 #include "insets/insetquotes.h"
  46
  47 #include "support/filetools.h"
  48 #include "support/lstrings.h"
  49
  50 #include FORMS_H_LOCATION
  51
  52 #include <boost/bind.hpp>
  53
  54 #include <functional>
  55
  56 using std::bind2nd;
  57
  58 using Liason::setMinibuffer;
  59 using std::vector;
  60
  61 FormDocument::FormDocument(LyXView & lv, Dialogs & d)
  62         : FormBaseBD(lv, d, _("Document Layout")),
  63           ActCell(0), Confirmed(0),
  64           current_bullet_panel(0), current_bullet_depth(0), fbullet(0)
  65 {
  66 }
  67
  68
  69 void FormDocument::redraw()
  70 {
  71         if (form() && form()->visible)
  72                 fl_redraw_form(form());
  73         else
  74                 return;
  75
  76         FL_FORM * outer_form = fl_get_active_folder(dialog_->tabfolder);
  77         if (outer_form && outer_form->visible)
  78                 fl_redraw_form(outer_form);
  79 }
  80
  81
  82 FL_FORM * FormDocument::form() const
  83 {
  84         if (dialog_.get()) return dialog_->form;
  85         return 0;
  86 }
  87
  88
  89 void FormDocument::build()
  90 {
  91         int n;
  92
  93         // the tabbed folder
  94         dialog_.reset(build_document(this));
  95
  96         // Allow the base class to control messages
  97         setMessageWidget(dialog_->text_warning);
  98
  99         // Manage the restore, ok, apply, restore and cancel/close buttons
 100         bc().setOK(dialog_->button_ok);
 101         bc().setApply(dialog_->button_apply);
 102         bc().setCancel(dialog_->button_close);
 103         bc().setRestore(dialog_->button_restore);
 104         bc().addReadOnly (dialog_->button_save_defaults);
 105         bc().addReadOnly (dialog_->button_reset_defaults);
 106
 107         // the document paper form
 108         paper_.reset(build_document_paper(this));
 109         fl_addto_choice(paper_->choice_papersize,
 110                         _(" Default | Custom | US letter | US legal "
 111                           "| US executive | A3 | A4 | A5 | B3 | B4 | B5 "));
 112         fl_addto_choice(paper_->choice_paperpackage,
 113                         _(" None "
 114                           "| Small Margins "
 115                           "| Very small Margins "
 116                           "| Very wide Margins "));
 117
 118         fl_set_input_return(paper_->input_custom_width,  FL_RETURN_CHANGED);
 119         fl_set_input_return(paper_->input_custom_height, FL_RETURN_CHANGED);
 120         fl_set_input_return(paper_->input_top_margin,    FL_RETURN_CHANGED);
 121         fl_set_input_return(paper_->input_bottom_margin, FL_RETURN_CHANGED);
 122         fl_set_input_return(paper_->input_inner_margin,  FL_RETURN_CHANGED);
 123         fl_set_input_return(paper_->input_outer_margin,  FL_RETURN_CHANGED);
 124         fl_set_input_return(paper_->input_head_height,   FL_RETURN_CHANGED);
 125         fl_set_input_return(paper_->input_head_sep,      FL_RETURN_CHANGED);
 126         fl_set_input_return(paper_->input_foot_skip,     FL_RETURN_CHANGED);
 127
 128         setPrehandler(paper_->input_custom_width);
 129         setPrehandler(paper_->input_custom_height);
 130         setPrehandler(paper_->input_top_margin);
 131         setPrehandler(paper_->input_bottom_margin);
 132         setPrehandler(paper_->input_inner_margin);
 133         setPrehandler(paper_->input_outer_margin);
 134         setPrehandler(paper_->input_head_height);
 135         setPrehandler(paper_->input_head_sep);
 136         setPrehandler(paper_->input_foot_skip);
 137
 138         // Create the contents of the unit choices
 139         // Don't include the "%" terms...
 140         vector<string> units_vec = getLatexUnits();
 141         vector<string>::iterator ret =
 142                 std::remove_if(units_vec.begin(),
 143                                units_vec.end(),
 144                                bind2nd(contains_functor(), "%"));
 145         units_vec.erase(ret, units_vec.end());
 146
 147         string units = getStringFromVector(units_vec, "|");
 148
 149         fl_addto_choice(paper_->choice_custom_width_units,  units.c_str());
 150         fl_addto_choice(paper_->choice_custom_height_units, units.c_str());
 151         fl_addto_choice(paper_->choice_top_margin_units,    units.c_str());
 152         fl_addto_choice(paper_->choice_bottom_margin_units, units.c_str());
 153         fl_addto_choice(paper_->choice_inner_margin_units,  units.c_str());
 154         fl_addto_choice(paper_->choice_outer_margin_units,  units.c_str());
 155         fl_addto_choice(paper_->choice_head_height_units,   units.c_str());
 156         fl_addto_choice(paper_->choice_head_sep_units,      units.c_str());
 157         fl_addto_choice(paper_->choice_foot_skip_units,     units.c_str());
 158
 159         bc().addReadOnly (paper_->choice_paperpackage);
 160         bc().addReadOnly (paper_->radio_portrait);
 161         bc().addReadOnly (paper_->radio_landscape);
 162         bc().addReadOnly (paper_->choice_papersize);
 163         bc().addReadOnly (paper_->check_use_geometry);
 164         bc().addReadOnly (paper_->input_custom_width);
 165         bc().addReadOnly (paper_->input_custom_height);
 166         bc().addReadOnly (paper_->input_top_margin);
 167         bc().addReadOnly (paper_->input_bottom_margin);
 168         bc().addReadOnly (paper_->input_inner_margin);
 169         bc().addReadOnly (paper_->input_outer_margin);
 170         bc().addReadOnly (paper_->input_head_height);
 171         bc().addReadOnly (paper_->input_head_sep);
 172         bc().addReadOnly (paper_->input_foot_skip);
 173
 174         // the document class form
 175         class_.reset(build_document_class(this));
 176
 177         FL_OBJECT * obj;
 178         // The language is a combo-box and has to be inserted manually
 179         obj = class_->choice_doc_class;
 180         fl_deactivate_object(obj);
 181         fl_addto_form(class_->form);
 182         combo_doc_class.reset(new Combox(FL_COMBOX_DROPLIST));
 183         combo_doc_class->add(obj->x, obj->y, obj->w, obj->h, 400,
 184                              dialog_->tabfolder);
 185         combo_doc_class->shortcut("#C",1);
 186         combo_doc_class->setcallback(ComboInputCB, this);
 187         fl_end_form();
 188         for (LyXTextClassList::const_iterator cit = textclasslist.begin();
 189              cit != textclasslist.end(); ++cit) {
 190                 combo_doc_class->addto(cit->description());
 191         }
 192
 193         fl_addto_choice(class_->choice_doc_spacing,
 194                         _(" Single | OneHalf | Double | Custom "));
 195         fl_addto_choice(class_->choice_doc_fontsize, "default|10|11|12");
 196         for (n=0; tex_fonts[n][0]; ++n) {
 197                 fl_addto_choice(class_->choice_doc_fonts,tex_fonts[n]);
 198         }
 199         fl_addto_choice(class_->choice_doc_pagestyle,
 200                         "default|empty|plain|headings|fancy");
 201         fl_addto_choice(class_->choice_doc_skip,
 202                         _(" Smallskip | Medskip | Bigskip | Length "));
 203         fl_addto_choice(class_->choice_default_skip_units,  units.c_str());
 204         fl_set_input_return(class_->input_doc_extra, FL_RETURN_CHANGED);
 205         fl_set_input_return(class_->input_doc_skip, FL_RETURN_CHANGED);
 206         fl_set_input_return(class_->input_doc_spacing, FL_RETURN_CHANGED);
 207
 208         setPrehandler(class_->input_doc_extra);
 209         setPrehandler(class_->input_doc_skip);
 210         setPrehandler(class_->input_doc_spacing);
 211
 212         // Set input filters on doc spacing to make it accept only
 213         // unsigned numbers.
 214         fl_set_input_filter(class_->input_doc_spacing, fl_unsigned_float_filter);
 215
 216         bc().addReadOnly (class_->radio_doc_indent);
 217         bc().addReadOnly (class_->radio_doc_skip);
 218
 219         bc().addReadOnly (class_->choice_doc_pagestyle);
 220         bc().addReadOnly (class_->choice_doc_fonts);
 221         bc().addReadOnly (class_->choice_doc_fontsize);
 222         bc().addReadOnly (class_->radio_doc_sides_one);
 223         bc().addReadOnly (class_->radio_doc_sides_two);
 224         bc().addReadOnly (class_->radio_doc_columns_one);
 225         bc().addReadOnly (class_->radio_doc_columns_two);
 226         bc().addReadOnly (class_->input_doc_extra);
 227         bc().addReadOnly (class_->input_doc_skip);
 228         bc().addReadOnly (class_->choice_doc_skip);
 229         bc().addReadOnly (class_->choice_doc_spacing);
 230         bc().addReadOnly (class_->input_doc_spacing);
 231
 232         // the document language form
 233         language_.reset(build_document_language(this));
 234         fl_addto_choice(language_->choice_inputenc,
 235                         "default|auto|latin1|latin2|latin3|latin4|latin5|latin9"
 236                         "|koi8-r|koi8-u|cp866|cp1251|iso88595|pt154");
 237
 238         vector<frnt::LanguagePair> const langs = frnt::getLanguageData(false);
 239         // Store the identifiers for later
 240         lang_ = getSecond(langs);
 241
 242         // The language is a combo-box and has to be inserted manually
 243         obj = language_->choice_language;
 244         fl_deactivate_object(obj);
 245         fl_addto_form(language_->form);
 246         combo_language.reset(new Combox(FL_COMBOX_DROPLIST));
 247         combo_language->add(obj->x, obj->y, obj->w, obj->h, 400,
 248                             dialog_->tabfolder);
 249         combo_language->shortcut("#L",1);
 250         combo_language->setcallback(ComboInputCB, this);
 251         fl_end_form();
 252
 253         vector<frnt::LanguagePair>::const_iterator lit  = langs.begin();
 254         vector<frnt::LanguagePair>::const_iterator lend = langs.end();
 255         for (; lit != lend; ++lit) {
 256                 combo_language->addto(lit->first);
 257         }
 258         combo_language->select(1);
 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_document_options(this));
 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_document_bullet(this));
 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         string const bmtablefile = LibFileSearch("images", "standard", "xpm");
 306         fl_set_bmtable_pixmap_file(bullets_->bmtable_bullet_panel, 6, 6,
 307                                    bmtablefile.c_str());
 308
 309         bc_.addReadOnly(bullets_->radio_bullet_depth_1);
 310         bc_.addReadOnly(bullets_->radio_bullet_depth_2);
 311         bc_.addReadOnly(bullets_->radio_bullet_depth_3);
 312         bc_.addReadOnly(bullets_->radio_bullet_depth_4);
 313         bc_.addReadOnly(bullets_->radio_bullet_panel_standard);
 314         bc_.addReadOnly(bullets_->radio_bullet_panel_maths);
 315         bc_.addReadOnly(bullets_->radio_bullet_panel_ding1);
 316         bc_.addReadOnly(bullets_->radio_bullet_panel_ding2);
 317         bc_.addReadOnly(bullets_->radio_bullet_panel_ding3);
 318         bc_.addReadOnly(bullets_->radio_bullet_panel_ding4);
 319
 320         bc().addReadOnly (bullets_->bmtable_bullet_panel);
 321         bc().addReadOnly (bullets_->choice_bullet_size);
 322         bc().addReadOnly (bullets_->input_bullet_latex);
 323
 324         fl_addto_tabfolder(dialog_->tabfolder,_("Document"),
 325                            class_->form);
 326         fl_addto_tabfolder(dialog_->tabfolder,_("Paper"),
 327                            paper_->form);
 328         fl_addto_tabfolder(dialog_->tabfolder,_("Language"),
 329                            language_->form);
 330         fl_addto_tabfolder(dialog_->tabfolder,_("Extra"),
 331                            options_->form);
 332         fbullet = fl_addto_tabfolder(dialog_->tabfolder,_("Bullets"),
 333                                      bullets_->form);
 334         if ((XpmVersion < 4) || (XpmVersion == 4 && XpmRevision < 7)) {
 335                 lyxerr << _("Your version of libXpm is older than 4.7.\n"
 336                             "The `bullet' tab of the document dialog "
 337                             "has been disabled") << '\n';
 338                 fl_deactivate_object(fbullet);
 339                 fl_set_object_lcol(fbullet, FL_INACTIVE);
 340         }
 341 }
 342
 343
 344 void FormDocument::apply()
 345 {
 346         if (!lv_.view()->available() || !dialog_.get())
 347                 return;
 348
 349         bool redo = class_apply();
 350         paper_apply();
 351         redo = language_apply() || redo;
 352         redo = options_apply() || redo;
 353         bullets_apply();
 354
 355         if (redo) {
 356                 lv_.view()->redoCurrentBuffer();
 357         }
 358         lv_.buffer()->markDirty();
 359         setMinibuffer(&lv_, _("Document layout set"));
 360 }
 361
 362
 363 void FormDocument::cancel()
 364 {
 365         // this avoids confusion when reopening
 366         BufferParams & param = lv_.buffer()->params;
 367         param.temp_bullets[0] = param.user_defined_bullets[0];
 368         param.temp_bullets[1] = param.user_defined_bullets[1];
 369         param.temp_bullets[2] = param.user_defined_bullets[2];
 370         param.temp_bullets[3] = param.user_defined_bullets[3];
 371         hide();
 372 }
 373
 374
 375 void FormDocument::update()
 376 {
 377         if (!dialog_.get())
 378                 return;
 379
 380         checkReadOnly();
 381
 382         BufferParams const & params = lv_.buffer()->params;
 383
 384         class_update(params);
 385         paper_update(params);
 386         language_update(params);
 387         options_update(params);
 388         bullets_update(params);
 389 }
 390
 391
 392 namespace {
 393 // should this go elsewhere? Maybe a ControllerDocument? (JMarc)
 394 /** Save the buffer's parameters as user default.
 395     This function saves a file \c user_lyxdir/templates/defaults.lyx
 396     which parameters are those of the current buffer. This file
 397     is used as a default template when creating a new
 398     file. Returns \c true on success.
 399 */
 400 bool saveParamsAsDefault(BufferParams const &params)
 401 {
 402         if (!Alert::askQuestion(_("Do you want to save the current settings"),
 403                                 _("for the document layout as default?"),
 404                                 _("(they will be valid for any new document)")))
 405                 return false;
 406
 407         string const fname = AddName(AddPath(user_lyxdir, "templates/"),
 408                                      "defaults.lyx");
 409         Buffer defaults(fname);
 410         defaults.params = params;
 411
 412         // add an empty paragraph. Is this enough?
 413         defaults.paragraphs.set(new Paragraph);
 414
 415         return defaults.writeFile(defaults.fileName());
 416 }
 417
 418 } //namespace
 419
 420
 421 bool FormDocument::input(FL_OBJECT * ob, long)
 422 {
 423         if (ob == class_->choice_doc_class) {
 424                 CheckChoiceClass(ob, 0);
 425         } else if (ob == bullets_->choice_bullet_size) {
 426                 ChoiceBulletSize(ob, 0);
 427         } else if (ob == bullets_->input_bullet_latex) {
 428                 InputBulletLaTeX(ob, 0);
 429         } else if (ob == bullets_->radio_bullet_depth_1 ||
 430                    ob == bullets_->radio_bullet_depth_2 ||
 431                    ob == bullets_->radio_bullet_depth_3 ||
 432                    ob == bullets_->radio_bullet_depth_4) {
 433                 BulletDepth(ob);
 434         } else if (ob == bullets_->radio_bullet_panel_standard ||
 435                    ob == bullets_->radio_bullet_panel_maths ||
 436                    ob == bullets_->radio_bullet_panel_ding1 ||
 437                    ob == bullets_->radio_bullet_panel_ding2 ||
 438                    ob == bullets_->radio_bullet_panel_ding3 ||
 439                    ob == bullets_->radio_bullet_panel_ding4) {
 440                 BulletPanel(ob);
 441         } else if (ob == bullets_->bmtable_bullet_panel) {
 442                 BulletBMTable(ob, 0);
 443         }
 444
 445         bool const length_input = fl_get_choice(class_->choice_doc_skip) == 4;
 446         if (ob == class_->choice_doc_skip) {
 447                 setEnabled(class_->input_doc_skip, length_input);
 448                 setEnabled(class_->choice_default_skip_units, length_input);
 449         }
 450
 451         if (ob == class_->choice_doc_spacing)
 452                 setEnabled(class_->input_doc_spacing,
 453                            fl_get_choice(class_->choice_doc_spacing) == 4);
 454
 455         bool const skip_used = fl_get_button(class_->radio_doc_skip);
 456         if (ob == class_->radio_doc_skip ||
 457             ob == class_->radio_doc_indent) {
 458                 setEnabled(class_->choice_doc_skip, skip_used);
 459                 setEnabled(class_->input_doc_skip,
 460                            skip_used && length_input);
 461                 setEnabled(class_->choice_default_skip_units,
 462                            skip_used && length_input);
 463                 // Default unit choice is cm if metric, inches if US paper.
 464                 // If papersize is default, check the lyxrc-settings
 465                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
 466                 bool const metric = (paperchoice == 1 && lyxrc.default_papersize > 3)
 467                         || paperchoice == 2 || paperchoice > 5;
 468                 int const default_unit = metric ? 8 : 9;
 469                 if (rtrim(fl_get_input(class_->input_doc_skip)).empty())
 470                         fl_set_choice(class_->choice_default_skip_units,
 471                                       default_unit);
 472         }
 473
 474         if (ob == options_->check_use_natbib) {
 475                 setEnabled(options_->choice_citation_format,
 476                            fl_get_button(options_->check_use_natbib));
 477         }
 478
 479         if (ob == dialog_->button_save_defaults) {
 480                 BufferParams params;
 481                 class_apply(params);
 482                 paper_apply(params);
 483                 language_apply(params);
 484                 options_apply(params);
 485                 bullets_apply(params);
 486                 params.preamble = lv_.buffer()->params.preamble;
 487                 saveParamsAsDefault(params);
 488         }
 489
 490         if (ob == dialog_->button_reset_defaults) {
 491                 BufferParams params = lv_.buffer()->params;
 492                 params.textclass = combo_doc_class->get() - 1;
 493                 params.useClassDefaults();
 494                 UpdateLayoutDocument(params);
 495         }
 496
 497         if (ob == paper_->radio_landscape)
 498                 fl_set_choice(paper_->choice_paperpackage,
 499                               BufferParams::PACKAGE_NONE + 1);
 500
 501         if (ob == paper_->choice_papersize) {
 502                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
 503                 bool const defsize = paperchoice == 1;
 504                 bool const custom = paperchoice == 2;
 505                 bool const a3size = paperchoice == 6;
 506                 bool const b3size = paperchoice == 9;
 507                 bool const b4size = paperchoice == 10;
 508
 509                 if (custom)
 510                         fl_set_button(paper_->radio_portrait, 1);
 511
 512                 bool const use_geom = (custom || a3size || b3size || b4size);
 513
 514                 fl_set_button(paper_->check_use_geometry, int(use_geom));
 515
 516                 setEnabled(paper_->input_top_margin,    use_geom);
 517                 setEnabled(paper_->input_bottom_margin, use_geom);
 518                 setEnabled(paper_->input_inner_margin,  use_geom);
 519                 setEnabled(paper_->input_outer_margin,  use_geom);
 520                 setEnabled(paper_->input_head_height,   use_geom);
 521                 setEnabled(paper_->input_head_sep,      use_geom);
 522                 setEnabled(paper_->input_foot_skip,     use_geom);
 523                 setEnabled(paper_->choice_top_margin_units,    use_geom);
 524                 setEnabled(paper_->choice_bottom_margin_units, use_geom);
 525                 setEnabled(paper_->choice_inner_margin_units,  use_geom);
 526                 setEnabled(paper_->choice_outer_margin_units,  use_geom);
 527                 setEnabled(paper_->choice_head_height_units,   use_geom);
 528                 setEnabled(paper_->choice_head_sep_units,      use_geom);
 529                 setEnabled(paper_->choice_foot_skip_units,     use_geom);
 530                 setEnabled(paper_->choice_custom_width_units,  use_geom);
 531                 setEnabled(paper_->choice_custom_height_units, use_geom);
 532
 533                 setEnabled(paper_->input_custom_width,  custom);
 534                 setEnabled(paper_->input_custom_height, custom);
 535                 setEnabled(paper_->choice_custom_width_units,  custom);
 536                 setEnabled(paper_->choice_custom_height_units, custom);
 537                 setEnabled(paper_->radio_portrait,  !custom);
 538                 setEnabled(paper_->radio_landscape, !custom);
 539
 540                 // Default unit choice is cm if metric, inches if US paper.
 541                 // If papersize is default, use the lyxrc-settings
 542                 bool const metric = (defsize && lyxrc.default_papersize > 3)
 543                         || paperchoice == 2 || paperchoice > 5;
 544                 int const default_unit = metric ? 8 : 9;
 545                 if (rtrim(fl_get_input(paper_->input_custom_width)).empty())
 546                         fl_set_choice(paper_->choice_custom_width_units,
 547                                       default_unit);
 548                 if (rtrim(fl_get_input(paper_->input_custom_height)).empty())
 549                         fl_set_choice(paper_->choice_custom_height_units,
 550                                       default_unit);
 551                 if (rtrim(fl_get_input(paper_->input_top_margin)).empty())
 552                         fl_set_choice(paper_->choice_top_margin_units,
 553                                       default_unit);
 554                 if (rtrim(fl_get_input(paper_->input_bottom_margin)).empty())
 555                         fl_set_choice(paper_->choice_bottom_margin_units,
 556                                       default_unit);
 557                 if (rtrim(fl_get_input(paper_->input_inner_margin)).empty())
 558                         fl_set_choice(paper_->choice_inner_margin_units,
 559                                       default_unit);
 560                 if (rtrim(fl_get_input(paper_->input_outer_margin)).empty())
 561                         fl_set_choice(paper_->choice_outer_margin_units,
 562                                       default_unit);
 563                 if (rtrim(fl_get_input(paper_->input_head_height)).empty())
 564                         fl_set_choice(paper_->choice_head_height_units,
 565                                       default_unit);
 566                 if (rtrim(fl_get_input(paper_->input_head_sep)).empty())
 567                         fl_set_choice(paper_->choice_head_sep_units,
 568                                       default_unit);
 569                 if (rtrim(fl_get_input(paper_->input_foot_skip)).empty())
 570                         fl_set_choice(paper_->choice_foot_skip_units,
 571                                       default_unit);
 572         }
 573
 574         if (ob == paper_->choice_papersize ||
 575             ob == paper_->radio_portrait ||
 576             ob == paper_->radio_landscape) {
 577
 578                 setEnabled(paper_->choice_paperpackage,
 579                            //either default papersize (preferences)
 580                            //or document papersize has to be A4
 581                            (fl_get_choice(paper_->choice_papersize) == 7
 582                             || fl_get_choice(paper_->choice_papersize) == 1
 583                             && lyxrc.default_papersize == 5)
 584                            && fl_get_button(paper_->radio_portrait));
 585         }
 586
 587         if (ob == paper_->choice_paperpackage) {
 588                 if (fl_get_choice(paper_->choice_paperpackage) != 1) {
 589                         fl_set_button(paper_->check_use_geometry, 0);
 590
 591                         setEnabled(paper_->input_top_margin,    false);
 592                         setEnabled(paper_->input_bottom_margin, false);
 593                         setEnabled(paper_->input_inner_margin,  false);
 594                         setEnabled(paper_->input_outer_margin,  false);
 595                         setEnabled(paper_->input_head_height,   false);
 596                         setEnabled(paper_->input_head_sep,      false);
 597                         setEnabled(paper_->input_foot_skip,     false);
 598                         setEnabled(paper_->choice_top_margin_units,    false);
 599                         setEnabled(paper_->choice_bottom_margin_units, false);
 600                         setEnabled(paper_->choice_inner_margin_units,  false);
 601                         setEnabled(paper_->choice_outer_margin_units,  false);
 602                         setEnabled(paper_->choice_head_height_units,   false);
 603                         setEnabled(paper_->choice_head_sep_units,      false);
 604                         setEnabled(paper_->choice_foot_skip_units,     false);
 605                 }
 606         }
 607
 608         if (ob == paper_->check_use_geometry) {
 609                 //don't allow switching geometry off in custom papersize mode
 610                 //nor in A3, B3, and B4
 611                 int const choice = fl_get_choice(paper_->choice_papersize);
 612                 if (choice == 2 || choice == 6 || choice == 9 || choice == 10)
 613                         fl_set_button(paper_->check_use_geometry, 1);
 614
 615                 fl_set_choice(paper_->choice_paperpackage,
 616                               BufferParams::PACKAGE_NONE + 1);
 617
 618                 bool const use_geom = fl_get_button(paper_->check_use_geometry);
 619                 setEnabled(paper_->input_top_margin,    use_geom);
 620                 setEnabled(paper_->input_bottom_margin, use_geom);
 621                 setEnabled(paper_->input_inner_margin,  use_geom);
 622                 setEnabled(paper_->input_outer_margin,  use_geom);
 623                 setEnabled(paper_->input_head_height,   use_geom);
 624                 setEnabled(paper_->input_head_sep,      use_geom);
 625                 setEnabled(paper_->input_foot_skip,     use_geom);
 626                 setEnabled(paper_->choice_top_margin_units,    use_geom);
 627                 setEnabled(paper_->choice_bottom_margin_units, use_geom);
 628                 setEnabled(paper_->choice_inner_margin_units,  use_geom);
 629                 setEnabled(paper_->choice_outer_margin_units,  use_geom);
 630                 setEnabled(paper_->choice_head_height_units,   use_geom);
 631                 setEnabled(paper_->choice_head_sep_units,      use_geom);
 632                 setEnabled(paper_->choice_foot_skip_units,     use_geom);
 633         }
 634
 635         return CheckDocumentInput(ob, 0);
 636 }
 637
 638
 639 void FormDocument::ComboInputCB(int, void * v, Combox * combox)
 640 {
 641         FormDocument * pre = static_cast<FormDocument*>(v);
 642         if (combox == pre->combo_doc_class.get())
 643                 pre->CheckChoiceClass(0, 0);
 644         pre->bc().valid(pre->CheckDocumentInput(0,0));
 645 }
 646
 647
 648 bool FormDocument::class_apply(BufferParams &params)
 649 {
 650         bool redo = false;
 651
 652         // If default skip is a "Length" but there's no text in the
 653         // input field, reset the kind to "Medskip", which is the default.
 654         if ((fl_get_choice (class_->choice_doc_skip) == 4) &&
 655             !*(fl_get_input (class_->input_doc_skip))) {
 656                 fl_set_choice (class_->choice_doc_skip, 2);
 657         }
 658         params.fonts = fl_get_choice_text(class_->choice_doc_fonts);
 659         params.fontsize = fl_get_choice_text(class_->choice_doc_fontsize);
 660         params.pagestyle = fl_get_choice_text(class_->choice_doc_pagestyle);
 661
 662         params.textclass = combo_doc_class->get() - 1;
 663
 664         BufferParams::PARSEP tmpsep = params.paragraph_separation;
 665         if (fl_get_button(class_->radio_doc_indent))
 666                 params.paragraph_separation = BufferParams::PARSEP_INDENT;
 667         else
 668                 params.paragraph_separation = BufferParams::PARSEP_SKIP;
 669         if (tmpsep != params.paragraph_separation)
 670                 redo = true;
 671
 672         VSpace tmpdefskip = params.getDefSkip();
 673         switch (fl_get_choice (class_->choice_doc_skip)) {
 674         case 1:
 675                 params.setDefSkip(VSpace(VSpace::SMALLSKIP));
 676                 break;
 677         case 2:
 678                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 679                 break;
 680         case 3:
 681                 params.setDefSkip(VSpace(VSpace::BIGSKIP));
 682                 break;
 683         case 4:
 684         {
 685                 string const length =
 686                         getLengthFromWidgets(class_->input_doc_skip,
 687                                              class_->choice_default_skip_units);
 688
 689                 params.setDefSkip(VSpace(LyXGlueLength(length)));
 690                 break;
 691         }
 692         default:
 693                 // DocumentDefskipCB assures that this never happens
 694                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 695                 break;
 696         }
 697         if (!(tmpdefskip == params.getDefSkip()))
 698                 redo = true;
 699
 700         if (fl_get_button(class_->radio_doc_columns_two))
 701                 params.columns = 2;
 702         else
 703                 params.columns = 1;
 704         if (fl_get_button(class_->radio_doc_sides_two))
 705                 params.sides = LyXTextClass::TwoSides;
 706         else
 707                 params.sides = LyXTextClass::OneSide;
 708
 709         Spacing tmpSpacing = params.spacing;
 710         switch (fl_get_choice(class_->choice_doc_spacing)) {
 711         case 1:
 712                 lyxerr[Debug::INFO] << "Spacing: SINGLE\n";
 713                 params.spacing.set(Spacing::Single);
 714                 break;
 715         case 2:
 716                 lyxerr[Debug::INFO] << "Spacing: ONEHALF\n";
 717                 params.spacing.set(Spacing::Onehalf);
 718                 break;
 719         case 3:
 720                 lyxerr[Debug::INFO] << "Spacing: DOUBLE\n";
 721                 params.spacing.set(Spacing::Double);
 722                 break;
 723         case 4:
 724                 lyxerr[Debug::INFO] << "Spacing: OTHER\n";
 725                 params.spacing.set(Spacing::Other,
 726                                    fl_get_input(class_->input_doc_spacing));
 727                 break;
 728         }
 729         if (tmpSpacing != params.spacing)
 730                 redo = true;
 731
 732         params.options = fl_get_input(class_->input_doc_extra);
 733
 734         return redo;
 735 }
 736
 737
 738 bool FormDocument::class_apply()
 739 {
 740         BufferParams &params = lv_.buffer()->params;
 741
 742         unsigned int const old_class = params.textclass;
 743
 744         bool redo = class_apply(params);
 745
 746         if (params.textclass != old_class) {
 747                 // try to load new_class
 748                 if (textclasslist[params.textclass].load()) {
 749                         // successfully loaded
 750                         redo = true;
 751                         setMinibuffer(&lv_, _("Converting document to new document class..."));
 752                         int ret = CutAndPaste::SwitchLayoutsBetweenClasses(
 753                                 old_class, params.textclass,
 754                                 &*(lv_.buffer()->paragraphs.begin()),
 755                                 lv_.buffer()->params);
 756                         if (ret) {
 757                                 string s;
 758                                 if (ret == 1) {
 759                                         s = _("One paragraph couldn't be converted");
 760                                 } else {
 761                                         s += tostr(ret);
 762                                         s += _(" paragraphs couldn't be converted");
 763                                 }
 764                                 Alert::alert(_("Conversion Errors!"),s,
 765                                              _("into chosen document class"));
 766                         }
 767
 768                 } else {
 769                         // problem changing class -- warn user and retain old style
 770                         Alert::alert(_("Conversion Errors!"),
 771                                      _("Errors loading new document class."),
 772                                      _("Reverting to original document class."));
 773                         combo_doc_class->select(int(old_class) + 1);
 774                 }
 775         }
 776
 777         return redo;
 778 }
 779
 780
 781 void FormDocument::paper_apply(BufferParams & params)
 782 {
 783         params.papersize2 = char(fl_get_choice(paper_->choice_papersize) - 1);
 784
 785         params.paperpackage =
 786                 char(fl_get_choice(paper_->choice_paperpackage) - 1);
 787
 788         // set params.papersize from params.papersize2 and params.paperpackage
 789         params.setPaperStuff();
 790
 791         params.use_geometry = fl_get_button(paper_->check_use_geometry);
 792
 793         if (fl_get_button(paper_->radio_landscape))
 794                 params.orientation = BufferParams::ORIENTATION_LANDSCAPE;
 795         else
 796                 params.orientation = BufferParams::ORIENTATION_PORTRAIT;
 797
 798         params.paperwidth =
 799                 getLengthFromWidgets(paper_->input_custom_width,
 800                                      paper_->choice_custom_width_units);
 801
 802         params.paperheight =
 803                 getLengthFromWidgets(paper_->input_custom_height,
 804                                      paper_->choice_custom_height_units);
 805
 806         params.leftmargin =
 807                 getLengthFromWidgets(paper_->input_inner_margin,
 808                                      paper_->choice_inner_margin_units);
 809
 810         params.topmargin =
 811                 getLengthFromWidgets(paper_->input_top_margin,
 812                                      paper_->choice_top_margin_units);
 813
 814         params.rightmargin =
 815                 getLengthFromWidgets(paper_->input_outer_margin,
 816                                      paper_->choice_outer_margin_units);
 817
 818         params.bottommargin =
 819                 getLengthFromWidgets(paper_->input_bottom_margin,
 820                                      paper_->choice_bottom_margin_units);
 821
 822         params.headheight =
 823                 getLengthFromWidgets(paper_->input_head_height,
 824                                      paper_->choice_head_height_units);
 825
 826         params.headsep =
 827                 getLengthFromWidgets(paper_->input_head_sep,
 828                                      paper_->choice_head_sep_units);
 829
 830         params.footskip =
 831                 getLengthFromWidgets(paper_->input_foot_skip,
 832                                      paper_->choice_foot_skip_units);
 833 }
 834
 835
 836 void FormDocument::paper_apply()
 837 {
 838         paper_apply(lv_.buffer()->params);
 839 }
 840
 841
 842 bool FormDocument::language_apply(BufferParams & params)
 843 {
 844         InsetQuotes::quote_language lga = InsetQuotes::EnglishQ;
 845         bool redo = false;
 846
 847         switch (fl_get_choice(language_->choice_quotes_language) - 1) {
 848         case 0:
 849                 lga = InsetQuotes::EnglishQ;
 850                 break;
 851         case 1:
 852                 lga = InsetQuotes::SwedishQ;
 853                 break;
 854         case 2:
 855                 lga = InsetQuotes::GermanQ;
 856                 break;
 857         case 3:
 858                 lga = InsetQuotes::PolishQ;
 859                 break;
 860         case 4:
 861                 lga = InsetQuotes::FrenchQ;
 862                 break;
 863         case 5:
 864                 lga = InsetQuotes::DanishQ;
 865                 break;
 866         }
 867         params.quotes_language = lga;
 868         if (fl_get_button(language_->radio_single))
 869                 params.quotes_times = InsetQuotes::SingleQ;
 870         else
 871                 params.quotes_times = InsetQuotes::DoubleQ;
 872
 873         int const pos = combo_language->get();
 874         Language const * old_language = params.language;
 875         Language const * new_language = languages.getLanguage(lang_[pos-1]);
 876         if (!new_language)
 877                 new_language = default_language;
 878
 879         if (old_language != new_language
 880             && old_language->RightToLeft() == new_language->RightToLeft()
 881             && !lv_.buffer()->isMultiLingual())
 882                 lv_.buffer()->changeLanguage(old_language, new_language);
 883
 884         if (old_language != new_language) {
 885                 redo = true;
 886         }
 887
 888         params.language = new_language;
 889         params.inputenc = fl_get_choice_text(language_->choice_inputenc);
 890
 891         return redo;
 892 }
 893
 894
 895 bool FormDocument::language_apply()
 896 {
 897         return language_apply(lv_.buffer()->params);
 898 }
 899
 900
 901 bool FormDocument::options_apply(BufferParams & params)
 902 {
 903         bool redo = false;
 904
 905         params.graphicsDriver =
 906                 fl_get_choice_text(options_->choice_postscript_driver);
 907         params.use_amsmath = fl_get_button(options_->check_use_amsmath);
 908         params.use_natbib  = fl_get_button(options_->check_use_natbib);
 909         params.use_numerical_citations  =
 910                 fl_get_choice(options_->choice_citation_format) - 1;
 911
 912         int tmpchar = int(fl_get_counter_value(options_->counter_secnumdepth));
 913         if (params.secnumdepth != tmpchar)
 914                 redo = true;
 915         params.secnumdepth = tmpchar;
 916
 917         params.tocdepth = int(fl_get_counter_value(options_->counter_tocdepth));
 918
 919         params.float_placement =
 920                 fl_get_input(options_->input_float_placement);
 921
 922         return redo;
 923 }
 924
 925
 926 bool FormDocument::options_apply()
 927 {
 928         return options_apply(lv_.buffer()->params);
 929 }
 930
 931
 932 void FormDocument::bullets_apply(BufferParams & params)
 933 {
 934         /* update the bullet settings */
 935         BufferParams & buf_params = lv_.buffer()->params;
 936
 937         // a little bit of loop unrolling
 938         params.user_defined_bullets[0] = buf_params.temp_bullets[0];
 939         params.user_defined_bullets[1] = buf_params.temp_bullets[1];
 940         params.user_defined_bullets[2] = buf_params.temp_bullets[2];
 941         params.user_defined_bullets[3] = buf_params.temp_bullets[3];
 942 }
 943
 944
 945 void FormDocument::bullets_apply()
 946 {
 947         bullets_apply(lv_.buffer()->params);
 948 }
 949
 950 void FormDocument::UpdateClassParams(BufferParams const & params)
 951 {
 952         // These are the params that have to be updated on any class change
 953         // (even if the class defaults are not used) (JSpitzm 2002-04-08)
 954
 955         LyXTextClass const & tclass = textclasslist[params.textclass];
 956
 957         combo_doc_class->select(tclass.description());
 958         fl_clear_choice(class_->choice_doc_fontsize);
 959         fl_addto_choice(class_->choice_doc_fontsize, "default");
 960         fl_addto_choice(class_->choice_doc_fontsize,
 961                         tclass.opt_fontsize().c_str());
 962         fl_set_choice_text(class_->choice_doc_fontsize,
 963                         params.fontsize.c_str());
 964         fl_clear_choice(class_->choice_doc_pagestyle);
 965         fl_addto_choice(class_->choice_doc_pagestyle, "default");
 966         fl_addto_choice(class_->choice_doc_pagestyle,
 967                         tclass.opt_pagestyle().c_str());
 968         fl_set_choice_text(class_->choice_doc_pagestyle,
 969                         params.pagestyle.c_str());
 970
 971 }
 972
 973 void FormDocument::class_update(BufferParams const & params)
 974 {
 975         if (!class_.get())
 976                 return;
 977
 978         UpdateClassParams(params);
 979
 980         fl_set_choice_text(class_->choice_doc_fonts,
 981                 params.fonts.c_str());
 982         fl_set_button(class_->radio_doc_indent, 0);
 983         fl_set_button(class_->radio_doc_skip, 0);
 984         if (params.paragraph_separation == BufferParams::PARSEP_INDENT)
 985                 fl_set_button(class_->radio_doc_indent, 1);
 986         else
 987                 fl_set_button(class_->radio_doc_skip, 1);
 988
 989         bool const input_length = fl_get_choice(class_->choice_doc_skip) == 4;
 990         setEnabled(class_->choice_default_skip_units, input_length);
 991         setEnabled(class_->input_doc_skip, input_length);
 992
 993         switch (params.getDefSkip().kind()) {
 994         case VSpace::SMALLSKIP:
 995                 fl_set_choice (class_->choice_doc_skip, 1);
 996                 break;
 997         case VSpace::MEDSKIP:
 998                 fl_set_choice (class_->choice_doc_skip, 2);
 999                 break;
1000         case VSpace::BIGSKIP:
1001                 fl_set_choice (class_->choice_doc_skip, 3);
1002                 break;
1003         case VSpace::LENGTH:
1004         {
1005                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
1006                 bool const metric = (paperchoice == 1 && lyxrc.default_papersize > 3)
1007                         || paperchoice == 2 || paperchoice > 5;
1008                 string const default_unit = metric ? "cm" : "in";
1009                 string const length = params.getDefSkip().asLyXCommand();
1010                 updateWidgetsFromLengthString(class_->input_doc_skip,
1011                                               class_->choice_default_skip_units,
1012                                               length, default_unit);
1013                 break;
1014         }
1015         default:
1016                 fl_set_choice (class_->choice_doc_skip, 2);
1017                 break;
1018         }
1019         fl_set_button(class_->radio_doc_sides_one, 0);
1020         fl_set_button(class_->radio_doc_sides_two, 0);
1021         setEnabled(class_->choice_doc_skip,
1022                    fl_get_button(class_->radio_doc_skip));
1023
1024         if (params.sides == LyXTextClass::TwoSides)
1025                 fl_set_button(class_->radio_doc_sides_two, 1);
1026         else
1027                 fl_set_button(class_->radio_doc_sides_one, 1);
1028         fl_set_button(class_->radio_doc_columns_one, 0);
1029         fl_set_button(class_->radio_doc_columns_two, 0);
1030         if (params.columns == 2)
1031                 fl_set_button(class_->radio_doc_columns_two, 1);
1032         else
1033                 fl_set_button(class_->radio_doc_columns_one, 1);
1034
1035         fl_set_input(class_->input_doc_spacing, "");
1036         setEnabled(class_->input_doc_spacing, false);
1037
1038         switch (params.spacing.getSpace()) {
1039         case Spacing::Default: // nothing bad should happen with this
1040         case Spacing::Single:
1041                 // \singlespacing
1042                 fl_set_choice(class_->choice_doc_spacing, 1);
1043                 break;
1044         case Spacing::Onehalf:
1045                 // \onehalfspacing
1046                 fl_set_choice(class_->choice_doc_spacing, 2);
1047                 break;
1048         case Spacing::Double:
1049                 // \doublespacing
1050                 fl_set_choice(class_->choice_doc_spacing, 3);
1051                 break;
1052         case Spacing::Other:
1053         {
1054                 fl_set_choice(class_->choice_doc_spacing, 4);
1055                 char sval[20];
1056                 sprintf(sval,"%g",params.spacing.getValue());
1057                 fl_set_input(class_->input_doc_spacing, sval);
1058                 setEnabled(class_->input_doc_spacing, true);
1059                 break;
1060         }
1061         }
1062         if (!params.options.empty())
1063                 fl_set_input(class_->input_doc_extra, params.options.c_str());
1064         else
1065                 fl_set_input(class_->input_doc_extra, "");
1066 }
1067
1068
1069 void FormDocument::language_update(BufferParams const & params)
1070 {
1071         if (!language_.get())
1072                 return;
1073
1074         int const pos = int(findPos(lang_, params.language->lang()));
1075         combo_language->select(pos+1);
1076
1077         fl_set_choice_text(language_->choice_inputenc, params.inputenc.c_str());
1078         fl_set_choice(language_->choice_quotes_language, params.quotes_language + 1);
1079         fl_set_button(language_->radio_single, 0);
1080         fl_set_button(language_->radio_double, 0);
1081         if (params.quotes_times == InsetQuotes::SingleQ)
1082                 fl_set_button(language_->radio_single, 1);
1083         else
1084                 fl_set_button(language_->radio_double, 1);
1085 }
1086
1087
1088 void FormDocument::options_update(BufferParams const & params)
1089 {
1090         if (!options_.get())
1091                 return;
1092
1093         fl_set_choice_text(options_->choice_postscript_driver,
1094                            params.graphicsDriver.c_str());
1095         fl_set_button(options_->check_use_amsmath, params.use_amsmath);
1096         fl_set_button(options_->check_use_natbib,  params.use_natbib);
1097         fl_set_choice(options_->choice_citation_format,
1098                       int(params.use_numerical_citations)+1);
1099         setEnabled(options_->choice_citation_format, params.use_natbib);
1100         fl_set_counter_value(options_->counter_secnumdepth, params.secnumdepth);
1101         fl_set_counter_value(options_->counter_tocdepth, params.tocdepth);
1102         if (!params.float_placement.empty())
1103                 fl_set_input(options_->input_float_placement,
1104                              params.float_placement.c_str());
1105         else
1106                 fl_set_input(options_->input_float_placement, "");
1107 }
1108
1109
1110 void FormDocument::paper_update(BufferParams const & params)
1111 {
1112         if (!paper_.get())
1113                 return;
1114
1115         fl_set_choice(paper_->choice_papersize, params.papersize2 + 1);
1116         fl_set_choice(paper_->choice_paperpackage, params.paperpackage + 1);
1117         fl_set_button(paper_->check_use_geometry, params.use_geometry);
1118
1119         int const paperchoice = fl_get_choice(paper_->choice_papersize);
1120         bool const useCustom = paperchoice == 2;
1121         bool const useGeom = fl_get_button(paper_->check_use_geometry);
1122
1123         fl_set_button(paper_->radio_portrait, 0);
1124         setEnabled(paper_->radio_portrait, !useCustom);
1125         fl_set_button(paper_->radio_landscape, 0);
1126         setEnabled(paper_->radio_landscape, !useCustom);
1127
1128         if (params.orientation == BufferParams::ORIENTATION_LANDSCAPE)
1129                 fl_set_button(paper_->radio_landscape, 1);
1130         else
1131                 fl_set_button(paper_->radio_portrait, 1);
1132         setEnabled(paper_->choice_paperpackage,
1133                    //either default papersize (preferences)
1134                    //or document papersize has to be A4
1135                    (paperchoice == 7
1136                     || paperchoice == 1 && lyxrc.default_papersize == 5)
1137                    && fl_get_button(paper_->radio_portrait));
1138
1139         // Default unit choice is cm if metric, inches if US paper.
1140         bool const metric = (paperchoice == 1 && lyxrc.default_papersize > 3)
1141                 || paperchoice == 2 || paperchoice > 5;
1142         string const default_unit = metric ? "cm" : "in";
1143         updateWidgetsFromLengthString(paper_->input_custom_width,
1144                                       paper_->choice_custom_width_units,
1145                                       params.paperwidth, default_unit);
1146         setEnabled(paper_->input_custom_width, useCustom);
1147         setEnabled(paper_->choice_custom_width_units, useCustom);
1148
1149         updateWidgetsFromLengthString(paper_->input_custom_height,
1150                                       paper_->choice_custom_height_units,
1151                                       params.paperheight, default_unit);
1152         setEnabled(paper_->input_custom_height, useCustom);
1153         setEnabled(paper_->choice_custom_height_units, useCustom);
1154
1155         updateWidgetsFromLengthString(paper_->input_inner_margin,
1156                                       paper_->choice_inner_margin_units,
1157                                       params.leftmargin, default_unit);
1158         setEnabled(paper_->input_inner_margin, useGeom);
1159         setEnabled(paper_->choice_inner_margin_units, useGeom);
1160
1161         updateWidgetsFromLengthString(paper_->input_top_margin,
1162                                       paper_->choice_top_margin_units,
1163                                       params.topmargin, default_unit);
1164         setEnabled(paper_->input_top_margin, useGeom);
1165         setEnabled(paper_->choice_top_margin_units, useGeom);
1166
1167         updateWidgetsFromLengthString(paper_->input_outer_margin,
1168                                       paper_->choice_outer_margin_units,
1169                                       params.rightmargin, default_unit);
1170         setEnabled(paper_->input_outer_margin, useGeom);
1171         setEnabled(paper_->choice_outer_margin_units, useGeom);
1172
1173         updateWidgetsFromLengthString(paper_->input_bottom_margin,
1174                                       paper_->choice_bottom_margin_units,
1175                                       params.bottommargin, default_unit);
1176         setEnabled(paper_->input_bottom_margin, useGeom);
1177         setEnabled(paper_->choice_bottom_margin_units, useGeom);
1178
1179         updateWidgetsFromLengthString(paper_->input_head_height,
1180                                       paper_->choice_head_height_units,
1181                                       params.headheight, default_unit);
1182         setEnabled(paper_->input_head_height, useGeom);
1183         setEnabled(paper_->choice_head_height_units, useGeom);
1184
1185         updateWidgetsFromLengthString(paper_->input_head_sep,
1186                                       paper_->choice_head_sep_units,
1187                                       params.headsep, default_unit);
1188         setEnabled(paper_->input_head_sep, useGeom);
1189         setEnabled(paper_->choice_head_sep_units, useGeom);
1190
1191         updateWidgetsFromLengthString(paper_->input_foot_skip,
1192                                       paper_->choice_foot_skip_units,
1193                                       params.footskip, default_unit);
1194         setEnabled(paper_->input_foot_skip, useGeom);
1195         setEnabled(paper_->choice_foot_skip_units, useGeom);
1196
1197         fl_set_focus_object(paper_->form, paper_->choice_papersize);
1198 }
1199
1200
1201 void FormDocument::bullets_update(BufferParams const & params)
1202 {
1203         if (!bullets_.get() ||
1204             ((XpmVersion<4) ||
1205              (XpmVersion==4 && XpmRevision<7)))
1206                 return;
1207
1208         bool const isLinuxDoc = lv_.buffer()->isLinuxDoc();
1209         setEnabled(fbullet, !isLinuxDoc);
1210
1211         if (isLinuxDoc) return;
1212
1213         fl_set_button(bullets_->radio_bullet_depth_1, 1);
1214         fl_set_input(bullets_->input_bullet_latex,
1215                      params.user_defined_bullets[0].getText().c_str());
1216         fl_set_choice(bullets_->choice_bullet_size,
1217                       params.user_defined_bullets[0].getSize() + 2);
1218 }
1219
1220
1221 void FormDocument::checkReadOnly()
1222 {
1223         if (bc().readOnly(lv_.buffer()->isReadonly())) {
1224                 combo_doc_class->deactivate();
1225                 combo_language->deactivate();
1226                 postWarning(_("Document is read-only."
1227                               " No changes to layout permitted."));
1228         } else {
1229                 combo_doc_class->activate();
1230                 combo_language->activate();
1231                 clearMessage();
1232         }
1233 }
1234
1235
1236 bool FormDocument::CheckDocumentInput(FL_OBJECT * ob, long)
1237 {
1238         string str;
1239         bool ok = true;
1240         char const * input;
1241
1242         // this has to be all out of if/elseif because it has to deactivate
1243         // the document buttons and so the whole stuff has to be tested again.
1244         // disable OK/Apply if input is not valid
1245         str = fl_get_input(class_->input_doc_skip);
1246         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1247         str = fl_get_input(paper_->input_custom_width);
1248         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1249         str = fl_get_input(paper_->input_custom_height);
1250         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1251         str = fl_get_input(paper_->input_outer_margin);
1252         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1253         str = fl_get_input(paper_->input_inner_margin);
1254         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1255         str = fl_get_input(paper_->input_top_margin);
1256         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1257         str = fl_get_input(paper_->input_bottom_margin);
1258         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1259         str = fl_get_input(paper_->input_head_height);
1260         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1261         str = fl_get_input(paper_->input_head_sep);
1262         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1263         str = fl_get_input(paper_->input_foot_skip);
1264         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1265
1266         //display warning if input is not valid
1267         if (ob == class_->input_doc_skip
1268             || ob == paper_->input_custom_width
1269             || ob == paper_->input_custom_height
1270             || ob == paper_->input_outer_margin
1271             || ob == paper_->input_inner_margin
1272             || ob == paper_->input_top_margin
1273             || ob == paper_->input_bottom_margin
1274             || ob == paper_->input_head_height
1275             || ob == paper_->input_head_sep
1276             || ob == paper_->input_foot_skip) {
1277                 if (!ok) {
1278                         postWarning(_("Invalid Length (valid example: 10mm)"));
1279                         return false;
1280                 } else {
1281                         clearMessage();
1282                         return true;
1283                 }
1284         }
1285
1286         // "Synchronize" the choice and the input field, so that it
1287         // is impossible to commit senseless data.
1288         input = fl_get_input (class_->input_doc_skip);
1289         if ((fl_get_choice(class_->choice_doc_skip) == 4) && !*input)
1290                 ok = false;
1291         else if (fl_get_choice(class_->choice_doc_skip) != 4)
1292                 fl_set_input (class_->input_doc_skip, "");
1293
1294         input = fl_get_input(class_->input_doc_spacing);
1295         if ((fl_get_choice(class_->choice_doc_spacing) == 4) && !*input)
1296                 ok = false;
1297         else if (fl_get_choice(class_->choice_doc_spacing) != 4)
1298                 fl_set_input (class_->input_doc_spacing, "");
1299         return ok;
1300 }
1301
1302
1303 void FormDocument::ChoiceBulletSize(FL_OBJECT * ob, long /*data*/)
1304 {
1305         BufferParams & param = lv_.buffer()->params;
1306
1307         // convert from 1-6 range to -1-4
1308         param.temp_bullets[current_bullet_depth].setSize(fl_get_choice(ob) - 2);
1309         fl_set_input(bullets_->input_bullet_latex,
1310                      param.temp_bullets[current_bullet_depth].getText().c_str());
1311 }
1312
1313
1314 void FormDocument::InputBulletLaTeX(FL_OBJECT *, long)
1315 {
1316         BufferParams & param = lv_.buffer()->params;
1317
1318         param.temp_bullets[current_bullet_depth].
1319                 setText(fl_get_input(bullets_->input_bullet_latex));
1320 }
1321
1322
1323 void FormDocument::BulletDepth(FL_OBJECT * ob)
1324 {
1325         /* Should I do the following:                                 */
1326         /*  1. change to the panel that the current bullet belongs in */
1327         /*  2. show that bullet as selected                           */
1328         /*  3. change the size setting to the size of the bullet in Q.*/
1329         /*  4. display the latex equivalent in the latex box          */
1330         /*                                                            */
1331         /* I'm inclined to just go with 3 and 4 at the moment and     */
1332         /* maybe try to support the others later                      */
1333         BufferParams & param = lv_.buffer()->params;
1334
1335         int data = 0;
1336         if (ob == bullets_->radio_bullet_depth_1)
1337                 data = 0;
1338         else if (ob == bullets_->radio_bullet_depth_2)
1339                 data = 1;
1340         else if (ob == bullets_->radio_bullet_depth_3)
1341                 data = 2;
1342         else if (ob == bullets_->radio_bullet_depth_4)
1343                 data = 3;
1344
1345         switch (fl_get_button_numb(ob)) {
1346         case 3:
1347                 // right mouse button resets to default
1348                 param.temp_bullets[data] = ITEMIZE_DEFAULTS[data];
1349         default:
1350                 current_bullet_depth = data;
1351                 fl_set_input(bullets_->input_bullet_latex,
1352                              param.temp_bullets[data].getText().c_str());
1353                 fl_set_choice(bullets_->choice_bullet_size,
1354                               param.temp_bullets[data].getSize() + 2);
1355         }
1356 }
1357
1358
1359 void FormDocument::BulletPanel(FL_OBJECT * ob)
1360 {
1361         /* Here we have to change the background pixmap to that selected */
1362         /* by the user. (eg. standard.xpm, psnfss1.xpm etc...)           */
1363
1364         int data = 0;
1365         if (ob == bullets_->radio_bullet_panel_standard)
1366                 data = 0;
1367         else if (ob == bullets_->radio_bullet_panel_maths)
1368                 data = 1;
1369         else if (ob == bullets_->radio_bullet_panel_ding2)
1370                 data = 2;
1371         else if (ob == bullets_->radio_bullet_panel_ding3)
1372                 data = 3;
1373         else if (ob == bullets_->radio_bullet_panel_ding4)
1374                 data = 4;
1375         else if (ob == bullets_->radio_bullet_panel_ding1)
1376                 data = 5;
1377
1378         if (data != current_bullet_panel) {
1379                 fl_freeze_form(bullets_->form);
1380                 current_bullet_panel = data;
1381
1382                 /* free the current pixmap */
1383                 fl_free_bmtable_pixmap(bullets_->bmtable_bullet_panel);
1384                 string new_panel;
1385                 if (ob == bullets_->radio_bullet_panel_standard) {
1386                         new_panel = "standard";
1387                 } else if (ob == bullets_->radio_bullet_panel_maths ) {
1388                         new_panel = "amssymb";
1389                 } else if (ob == bullets_->radio_bullet_panel_ding2) {
1390                         new_panel = "psnfss1";
1391                 } else if (ob == bullets_->radio_bullet_panel_ding3) {
1392                         new_panel = "psnfss2";
1393                 } else if (ob == bullets_->radio_bullet_panel_ding4) {
1394                         new_panel = "psnfss3";
1395                 } else if (ob == bullets_->radio_bullet_panel_ding1) {
1396                         new_panel = "psnfss4";
1397                 } else {
1398                         /* something very wrong happened */
1399                         // play it safe for now but should be an exception
1400                         current_bullet_panel = 0;  // standard panel
1401                         new_panel = "standard";
1402                 }
1403                 new_panel += ".xpm";
1404                 fl_set_bmtable_pixmap_file(bullets_->bmtable_bullet_panel, 6, 6,
1405                                            LibFileSearch("images", new_panel).c_str());
1406                 fl_redraw_object(bullets_->bmtable_bullet_panel);
1407                 fl_unfreeze_form(bullets_->form);
1408         }
1409 }
1410
1411
1412 void FormDocument::BulletBMTable(FL_OBJECT * ob, long /*data*/)
1413 {
1414         /* handle the user input by setting the current bullet depth's pixmap */
1415         /* to that extracted from the current chosen position of the BMTable  */
1416         /* Don't forget to free the button's old pixmap first.                */
1417
1418         BufferParams & param = lv_.buffer()->params;
1419         int bmtable_button = fl_get_bmtable(ob);
1420
1421         /* try to keep the button held down till another is pushed */
1422         /*  fl_set_bmtable(ob, 1, bmtable_button); */
1423         param.temp_bullets[current_bullet_depth].setFont(current_bullet_panel);
1424         param.temp_bullets[current_bullet_depth].setCharacter(bmtable_button);
1425         fl_set_input(bullets_->input_bullet_latex,
1426                      param.temp_bullets[current_bullet_depth].getText().c_str());
1427 }
1428
1429
1430 void FormDocument::CheckChoiceClass(FL_OBJECT * ob, long)
1431 {
1432         if (!ob)
1433                 ob = class_->choice_doc_class;
1434
1435         lv_.prohibitInput();
1436
1437         unsigned int tc = combo_doc_class->get() - 1;
1438         if (textclasslist[tc].load()) {
1439                 // we use a copy of the bufferparams because we do not
1440                 // want to modify them yet.
1441                 BufferParams params = lv_.buffer()->params;
1442
1443                 if (lyxrc.auto_reset_options) {
1444                         params.textclass = tc;
1445                         params.useClassDefaults();
1446                         UpdateLayoutDocument(params);
1447                 } else {
1448                         // update the params which are needed in any case
1449                         // (fontsizes, pagestyle)
1450                         params.textclass = tc;
1451                         UpdateClassParams(params);
1452                 }
1453
1454         } else {
1455                 // unable to load new style
1456                 Alert::alert(_("Conversion Errors!"),
1457                              _("Unable to switch to new document class."),
1458                              _("Reverting to original document class."));
1459                 combo_doc_class->select(int(lv_.buffer()->params.textclass) + 1);
1460         }
1461         lv_.allowInput();
1462 }
1463
1464
1465 void FormDocument::UpdateLayoutDocument(BufferParams const & params)
1466 {
1467         if (!dialog_.get())
1468                 return;
1469
1470         checkReadOnly();
1471         class_update(params);
1472         paper_update(params);
1473         language_update(params);
1474         options_update(params);
1475         bullets_update(params);
1476 }