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
 335         // work-around xforms bug re update of folder->x, folder->y coords.
 336         setPrehandler(dialog_->tabfolder);
 337
 338         if ((XpmVersion < 4) || (XpmVersion == 4 && XpmRevision < 7)) {
 339                 lyxerr << _("Your version of libXpm is older than 4.7.\n"
 340                             "The `bullet' tab of the document dialog "
 341                             "has been disabled") << '\n';
 342                 fl_deactivate_object(fbullet);
 343                 fl_set_object_lcol(fbullet, FL_INACTIVE);
 344         }
 345 }
 346
 347
 348 void FormDocument::apply()
 349 {
 350         if (!lv_.view()->available() || !dialog_.get())
 351                 return;
 352
 353         bool redo = class_apply();
 354         paper_apply();
 355         redo = language_apply() || redo;
 356         redo = options_apply() || redo;
 357         bullets_apply();
 358
 359         if (redo) {
 360                 lv_.view()->redoCurrentBuffer();
 361         }
 362         lv_.buffer()->markDirty();
 363         setMinibuffer(&lv_, _("Document layout set"));
 364 }
 365
 366
 367 void FormDocument::cancel()
 368 {
 369         // this avoids confusion when reopening
 370         BufferParams & param = lv_.buffer()->params;
 371         param.temp_bullets[0] = param.user_defined_bullets[0];
 372         param.temp_bullets[1] = param.user_defined_bullets[1];
 373         param.temp_bullets[2] = param.user_defined_bullets[2];
 374         param.temp_bullets[3] = param.user_defined_bullets[3];
 375         hide();
 376 }
 377
 378
 379 void FormDocument::update()
 380 {
 381         if (!dialog_.get())
 382                 return;
 383
 384         checkReadOnly();
 385
 386         BufferParams const & params = lv_.buffer()->params;
 387
 388         class_update(params);
 389         paper_update(params);
 390         language_update(params);
 391         options_update(params);
 392         bullets_update(params);
 393 }
 394
 395
 396 namespace {
 397 // should this go elsewhere? Maybe a ControllerDocument? (JMarc)
 398 /** Save the buffer's parameters as user default.
 399     This function saves a file \c user_lyxdir/templates/defaults.lyx
 400     which parameters are those of the current buffer. This file
 401     is used as a default template when creating a new
 402     file. Returns \c true on success.
 403 */
 404 bool saveParamsAsDefault(BufferParams const &params)
 405 {
 406         if (!Alert::askQuestion(_("Do you want to save the current settings"),
 407                                 _("for the document layout as default?"),
 408                                 _("(they will be valid for any new document)")))
 409                 return false;
 410
 411         string const fname = AddName(AddPath(user_lyxdir, "templates/"),
 412                                      "defaults.lyx");
 413         Buffer defaults(fname);
 414         defaults.params = params;
 415
 416         // add an empty paragraph. Is this enough?
 417         defaults.paragraphs.set(new Paragraph);
 418
 419         return defaults.writeFile(defaults.fileName());
 420 }
 421
 422 } //namespace
 423
 424
 425 bool FormDocument::input(FL_OBJECT * ob, long)
 426 {
 427         if (ob == class_->choice_doc_class) {
 428                 CheckChoiceClass(ob, 0);
 429         } else if (ob == bullets_->choice_bullet_size) {
 430                 ChoiceBulletSize(ob, 0);
 431         } else if (ob == bullets_->input_bullet_latex) {
 432                 InputBulletLaTeX(ob, 0);
 433         } else if (ob == bullets_->radio_bullet_depth_1 ||
 434                    ob == bullets_->radio_bullet_depth_2 ||
 435                    ob == bullets_->radio_bullet_depth_3 ||
 436                    ob == bullets_->radio_bullet_depth_4) {
 437                 BulletDepth(ob);
 438         } else if (ob == bullets_->radio_bullet_panel_standard ||
 439                    ob == bullets_->radio_bullet_panel_maths ||
 440                    ob == bullets_->radio_bullet_panel_ding1 ||
 441                    ob == bullets_->radio_bullet_panel_ding2 ||
 442                    ob == bullets_->radio_bullet_panel_ding3 ||
 443                    ob == bullets_->radio_bullet_panel_ding4) {
 444                 BulletPanel(ob);
 445         } else if (ob == bullets_->bmtable_bullet_panel) {
 446                 BulletBMTable(ob, 0);
 447         }
 448
 449         bool const length_input = fl_get_choice(class_->choice_doc_skip) == 4;
 450         if (ob == class_->choice_doc_skip) {
 451                 setEnabled(class_->input_doc_skip, length_input);
 452                 setEnabled(class_->choice_default_skip_units, length_input);
 453         }
 454
 455         if (ob == class_->choice_doc_spacing)
 456                 setEnabled(class_->input_doc_spacing,
 457                            fl_get_choice(class_->choice_doc_spacing) == 4);
 458
 459         bool const skip_used = fl_get_button(class_->radio_doc_skip);
 460         if (ob == class_->radio_doc_skip ||
 461             ob == class_->radio_doc_indent) {
 462                 setEnabled(class_->choice_doc_skip, skip_used);
 463                 setEnabled(class_->input_doc_skip,
 464                            skip_used && length_input);
 465                 setEnabled(class_->choice_default_skip_units,
 466                            skip_used && length_input);
 467                 // Default unit choice is cm if metric, inches if US paper.
 468                 // If papersize is default, check the lyxrc-settings
 469                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
 470                 bool const metric = (paperchoice == 1 && lyxrc.default_papersize > 3)
 471                         || paperchoice == 2 || paperchoice > 5;
 472                 int const default_unit = metric ? 8 : 9;
 473                 if (rtrim(fl_get_input(class_->input_doc_skip)).empty())
 474                         fl_set_choice(class_->choice_default_skip_units,
 475                                       default_unit);
 476         }
 477
 478         if (ob == options_->check_use_natbib) {
 479                 setEnabled(options_->choice_citation_format,
 480                            fl_get_button(options_->check_use_natbib));
 481         }
 482
 483         if (ob == dialog_->button_save_defaults) {
 484                 BufferParams params;
 485                 class_apply(params);
 486                 paper_apply(params);
 487                 language_apply(params);
 488                 options_apply(params);
 489                 bullets_apply(params);
 490                 params.preamble = lv_.buffer()->params.preamble;
 491                 saveParamsAsDefault(params);
 492         }
 493
 494         if (ob == dialog_->button_reset_defaults) {
 495                 BufferParams params = lv_.buffer()->params;
 496                 params.textclass = combo_doc_class->get() - 1;
 497                 params.useClassDefaults();
 498                 UpdateLayoutDocument(params);
 499         }
 500
 501         if (ob == paper_->radio_landscape)
 502                 fl_set_choice(paper_->choice_paperpackage,
 503                               BufferParams::PACKAGE_NONE + 1);
 504
 505         if (ob == paper_->choice_papersize) {
 506                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
 507                 bool const defsize = paperchoice == 1;
 508                 bool const custom = paperchoice == 2;
 509                 bool const a3size = paperchoice == 6;
 510                 bool const b3size = paperchoice == 9;
 511                 bool const b4size = paperchoice == 10;
 512
 513                 if (custom)
 514                         fl_set_button(paper_->radio_portrait, 1);
 515
 516                 bool const use_geom = (custom || a3size || b3size || b4size);
 517
 518                 fl_set_button(paper_->check_use_geometry, int(use_geom));
 519
 520                 setEnabled(paper_->input_top_margin,    use_geom);
 521                 setEnabled(paper_->input_bottom_margin, use_geom);
 522                 setEnabled(paper_->input_inner_margin,  use_geom);
 523                 setEnabled(paper_->input_outer_margin,  use_geom);
 524                 setEnabled(paper_->input_head_height,   use_geom);
 525                 setEnabled(paper_->input_head_sep,      use_geom);
 526                 setEnabled(paper_->input_foot_skip,     use_geom);
 527                 setEnabled(paper_->choice_top_margin_units,    use_geom);
 528                 setEnabled(paper_->choice_bottom_margin_units, use_geom);
 529                 setEnabled(paper_->choice_inner_margin_units,  use_geom);
 530                 setEnabled(paper_->choice_outer_margin_units,  use_geom);
 531                 setEnabled(paper_->choice_head_height_units,   use_geom);
 532                 setEnabled(paper_->choice_head_sep_units,      use_geom);
 533                 setEnabled(paper_->choice_foot_skip_units,     use_geom);
 534                 setEnabled(paper_->choice_custom_width_units,  use_geom);
 535                 setEnabled(paper_->choice_custom_height_units, use_geom);
 536
 537                 setEnabled(paper_->input_custom_width,  custom);
 538                 setEnabled(paper_->input_custom_height, custom);
 539                 setEnabled(paper_->choice_custom_width_units,  custom);
 540                 setEnabled(paper_->choice_custom_height_units, custom);
 541                 setEnabled(paper_->radio_portrait,  !custom);
 542                 setEnabled(paper_->radio_landscape, !custom);
 543
 544                 // Default unit choice is cm if metric, inches if US paper.
 545                 // If papersize is default, use the lyxrc-settings
 546                 bool const metric = (defsize && lyxrc.default_papersize > 3)
 547                         || paperchoice == 2 || paperchoice > 5;
 548                 int const default_unit = metric ? 8 : 9;
 549                 if (rtrim(fl_get_input(paper_->input_custom_width)).empty())
 550                         fl_set_choice(paper_->choice_custom_width_units,
 551                                       default_unit);
 552                 if (rtrim(fl_get_input(paper_->input_custom_height)).empty())
 553                         fl_set_choice(paper_->choice_custom_height_units,
 554                                       default_unit);
 555                 if (rtrim(fl_get_input(paper_->input_top_margin)).empty())
 556                         fl_set_choice(paper_->choice_top_margin_units,
 557                                       default_unit);
 558                 if (rtrim(fl_get_input(paper_->input_bottom_margin)).empty())
 559                         fl_set_choice(paper_->choice_bottom_margin_units,
 560                                       default_unit);
 561                 if (rtrim(fl_get_input(paper_->input_inner_margin)).empty())
 562                         fl_set_choice(paper_->choice_inner_margin_units,
 563                                       default_unit);
 564                 if (rtrim(fl_get_input(paper_->input_outer_margin)).empty())
 565                         fl_set_choice(paper_->choice_outer_margin_units,
 566                                       default_unit);
 567                 if (rtrim(fl_get_input(paper_->input_head_height)).empty())
 568                         fl_set_choice(paper_->choice_head_height_units,
 569                                       default_unit);
 570                 if (rtrim(fl_get_input(paper_->input_head_sep)).empty())
 571                         fl_set_choice(paper_->choice_head_sep_units,
 572                                       default_unit);
 573                 if (rtrim(fl_get_input(paper_->input_foot_skip)).empty())
 574                         fl_set_choice(paper_->choice_foot_skip_units,
 575                                       default_unit);
 576         }
 577
 578         if (ob == paper_->choice_papersize ||
 579             ob == paper_->radio_portrait ||
 580             ob == paper_->radio_landscape) {
 581
 582                 setEnabled(paper_->choice_paperpackage,
 583                            //either default papersize (preferences)
 584                            //or document papersize has to be A4
 585                            (fl_get_choice(paper_->choice_papersize) == 7
 586                             || fl_get_choice(paper_->choice_papersize) == 1
 587                             && lyxrc.default_papersize == 5)
 588                            && fl_get_button(paper_->radio_portrait));
 589         }
 590
 591         if (ob == paper_->choice_paperpackage) {
 592                 if (fl_get_choice(paper_->choice_paperpackage) != 1) {
 593                         fl_set_button(paper_->check_use_geometry, 0);
 594
 595                         setEnabled(paper_->input_top_margin,    false);
 596                         setEnabled(paper_->input_bottom_margin, false);
 597                         setEnabled(paper_->input_inner_margin,  false);
 598                         setEnabled(paper_->input_outer_margin,  false);
 599                         setEnabled(paper_->input_head_height,   false);
 600                         setEnabled(paper_->input_head_sep,      false);
 601                         setEnabled(paper_->input_foot_skip,     false);
 602                         setEnabled(paper_->choice_top_margin_units,    false);
 603                         setEnabled(paper_->choice_bottom_margin_units, false);
 604                         setEnabled(paper_->choice_inner_margin_units,  false);
 605                         setEnabled(paper_->choice_outer_margin_units,  false);
 606                         setEnabled(paper_->choice_head_height_units,   false);
 607                         setEnabled(paper_->choice_head_sep_units,      false);
 608                         setEnabled(paper_->choice_foot_skip_units,     false);
 609                 }
 610         }
 611
 612         if (ob == paper_->check_use_geometry) {
 613                 //don't allow switching geometry off in custom papersize mode
 614                 //nor in A3, B3, and B4
 615                 int const choice = fl_get_choice(paper_->choice_papersize);
 616                 if (choice == 2 || choice == 6 || choice == 9 || choice == 10)
 617                         fl_set_button(paper_->check_use_geometry, 1);
 618
 619                 fl_set_choice(paper_->choice_paperpackage,
 620                               BufferParams::PACKAGE_NONE + 1);
 621
 622                 bool const use_geom = fl_get_button(paper_->check_use_geometry);
 623                 setEnabled(paper_->input_top_margin,    use_geom);
 624                 setEnabled(paper_->input_bottom_margin, use_geom);
 625                 setEnabled(paper_->input_inner_margin,  use_geom);
 626                 setEnabled(paper_->input_outer_margin,  use_geom);
 627                 setEnabled(paper_->input_head_height,   use_geom);
 628                 setEnabled(paper_->input_head_sep,      use_geom);
 629                 setEnabled(paper_->input_foot_skip,     use_geom);
 630                 setEnabled(paper_->choice_top_margin_units,    use_geom);
 631                 setEnabled(paper_->choice_bottom_margin_units, use_geom);
 632                 setEnabled(paper_->choice_inner_margin_units,  use_geom);
 633                 setEnabled(paper_->choice_outer_margin_units,  use_geom);
 634                 setEnabled(paper_->choice_head_height_units,   use_geom);
 635                 setEnabled(paper_->choice_head_sep_units,      use_geom);
 636                 setEnabled(paper_->choice_foot_skip_units,     use_geom);
 637         }
 638
 639         return CheckDocumentInput(ob, 0);
 640 }
 641
 642
 643 void FormDocument::ComboInputCB(int, void * v, Combox * combox)
 644 {
 645         FormDocument * pre = static_cast<FormDocument*>(v);
 646         if (combox == pre->combo_doc_class.get())
 647                 pre->CheckChoiceClass(0, 0);
 648         pre->bc().valid(pre->CheckDocumentInput(0,0));
 649 }
 650
 651
 652 bool FormDocument::class_apply(BufferParams &params)
 653 {
 654         bool redo = false;
 655
 656         // If default skip is a "Length" but there's no text in the
 657         // input field, reset the kind to "Medskip", which is the default.
 658         if ((fl_get_choice (class_->choice_doc_skip) == 4) &&
 659             !*(fl_get_input (class_->input_doc_skip))) {
 660                 fl_set_choice (class_->choice_doc_skip, 2);
 661         }
 662         params.fonts = fl_get_choice_text(class_->choice_doc_fonts);
 663         params.fontsize = fl_get_choice_text(class_->choice_doc_fontsize);
 664         params.pagestyle = fl_get_choice_text(class_->choice_doc_pagestyle);
 665
 666         params.textclass = combo_doc_class->get() - 1;
 667
 668         BufferParams::PARSEP tmpsep = params.paragraph_separation;
 669         if (fl_get_button(class_->radio_doc_indent))
 670                 params.paragraph_separation = BufferParams::PARSEP_INDENT;
 671         else
 672                 params.paragraph_separation = BufferParams::PARSEP_SKIP;
 673         if (tmpsep != params.paragraph_separation)
 674                 redo = true;
 675
 676         VSpace tmpdefskip = params.getDefSkip();
 677         switch (fl_get_choice (class_->choice_doc_skip)) {
 678         case 1:
 679                 params.setDefSkip(VSpace(VSpace::SMALLSKIP));
 680                 break;
 681         case 2:
 682                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 683                 break;
 684         case 3:
 685                 params.setDefSkip(VSpace(VSpace::BIGSKIP));
 686                 break;
 687         case 4:
 688         {
 689                 string const length =
 690                         getLengthFromWidgets(class_->input_doc_skip,
 691                                              class_->choice_default_skip_units);
 692
 693                 params.setDefSkip(VSpace(LyXGlueLength(length)));
 694                 break;
 695         }
 696         default:
 697                 // DocumentDefskipCB assures that this never happens
 698                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 699                 break;
 700         }
 701         if (!(tmpdefskip == params.getDefSkip()))
 702                 redo = true;
 703
 704         if (fl_get_button(class_->radio_doc_columns_two))
 705                 params.columns = 2;
 706         else
 707                 params.columns = 1;
 708         if (fl_get_button(class_->radio_doc_sides_two))
 709                 params.sides = LyXTextClass::TwoSides;
 710         else
 711                 params.sides = LyXTextClass::OneSide;
 712
 713         Spacing tmpSpacing = params.spacing;
 714         switch (fl_get_choice(class_->choice_doc_spacing)) {
 715         case 1:
 716                 lyxerr[Debug::INFO] << "Spacing: SINGLE\n";
 717                 params.spacing.set(Spacing::Single);
 718                 break;
 719         case 2:
 720                 lyxerr[Debug::INFO] << "Spacing: ONEHALF\n";
 721                 params.spacing.set(Spacing::Onehalf);
 722                 break;
 723         case 3:
 724                 lyxerr[Debug::INFO] << "Spacing: DOUBLE\n";
 725                 params.spacing.set(Spacing::Double);
 726                 break;
 727         case 4:
 728                 lyxerr[Debug::INFO] << "Spacing: OTHER\n";
 729                 params.spacing.set(Spacing::Other,
 730                                    fl_get_input(class_->input_doc_spacing));
 731                 break;
 732         }
 733         if (tmpSpacing != params.spacing)
 734                 redo = true;
 735
 736         params.options = fl_get_input(class_->input_doc_extra);
 737
 738         return redo;
 739 }
 740
 741
 742 bool FormDocument::class_apply()
 743 {
 744         BufferParams &params = lv_.buffer()->params;
 745
 746         unsigned int const old_class = params.textclass;
 747
 748         bool redo = class_apply(params);
 749
 750         if (params.textclass != old_class) {
 751                 // try to load new_class
 752                 if (textclasslist[params.textclass].load()) {
 753                         // successfully loaded
 754                         redo = true;
 755                         setMinibuffer(&lv_, _("Converting document to new document class..."));
 756                         int ret = CutAndPaste::SwitchLayoutsBetweenClasses(
 757                                 old_class, params.textclass,
 758                                 &*(lv_.buffer()->paragraphs.begin()),
 759                                 lv_.buffer()->params);
 760                         if (ret) {
 761                                 string s;
 762                                 if (ret == 1) {
 763                                         s = _("One paragraph couldn't be converted");
 764                                 } else {
 765                                         s += tostr(ret);
 766                                         s += _(" paragraphs couldn't be converted");
 767                                 }
 768                                 Alert::alert(_("Conversion Errors!"),s,
 769                                              _("into chosen document class"));
 770                         }
 771
 772                 } else {
 773                         // problem changing class -- warn user and retain old style
 774                         Alert::alert(_("Conversion Errors!"),
 775                                      _("Errors loading new document class."),
 776                                      _("Reverting to original document class."));
 777                         combo_doc_class->select(int(old_class) + 1);
 778                 }
 779         }
 780
 781         return redo;
 782 }
 783
 784
 785 void FormDocument::paper_apply(BufferParams & params)
 786 {
 787         params.papersize2 = char(fl_get_choice(paper_->choice_papersize) - 1);
 788
 789         params.paperpackage =
 790                 char(fl_get_choice(paper_->choice_paperpackage) - 1);
 791
 792         // set params.papersize from params.papersize2 and params.paperpackage
 793         params.setPaperStuff();
 794
 795         params.use_geometry = fl_get_button(paper_->check_use_geometry);
 796
 797         if (fl_get_button(paper_->radio_landscape))
 798                 params.orientation = BufferParams::ORIENTATION_LANDSCAPE;
 799         else
 800                 params.orientation = BufferParams::ORIENTATION_PORTRAIT;
 801
 802         params.paperwidth =
 803                 getLengthFromWidgets(paper_->input_custom_width,
 804                                      paper_->choice_custom_width_units);
 805
 806         params.paperheight =
 807                 getLengthFromWidgets(paper_->input_custom_height,
 808                                      paper_->choice_custom_height_units);
 809
 810         params.leftmargin =
 811                 getLengthFromWidgets(paper_->input_inner_margin,
 812                                      paper_->choice_inner_margin_units);
 813
 814         params.topmargin =
 815                 getLengthFromWidgets(paper_->input_top_margin,
 816                                      paper_->choice_top_margin_units);
 817
 818         params.rightmargin =
 819                 getLengthFromWidgets(paper_->input_outer_margin,
 820                                      paper_->choice_outer_margin_units);
 821
 822         params.bottommargin =
 823                 getLengthFromWidgets(paper_->input_bottom_margin,
 824                                      paper_->choice_bottom_margin_units);
 825
 826         params.headheight =
 827                 getLengthFromWidgets(paper_->input_head_height,
 828                                      paper_->choice_head_height_units);
 829
 830         params.headsep =
 831                 getLengthFromWidgets(paper_->input_head_sep,
 832                                      paper_->choice_head_sep_units);
 833
 834         params.footskip =
 835                 getLengthFromWidgets(paper_->input_foot_skip,
 836                                      paper_->choice_foot_skip_units);
 837 }
 838
 839
 840 void FormDocument::paper_apply()
 841 {
 842         paper_apply(lv_.buffer()->params);
 843 }
 844
 845
 846 bool FormDocument::language_apply(BufferParams & params)
 847 {
 848         InsetQuotes::quote_language lga = InsetQuotes::EnglishQ;
 849         bool redo = false;
 850
 851         switch (fl_get_choice(language_->choice_quotes_language) - 1) {
 852         case 0:
 853                 lga = InsetQuotes::EnglishQ;
 854                 break;
 855         case 1:
 856                 lga = InsetQuotes::SwedishQ;
 857                 break;
 858         case 2:
 859                 lga = InsetQuotes::GermanQ;
 860                 break;
 861         case 3:
 862                 lga = InsetQuotes::PolishQ;
 863                 break;
 864         case 4:
 865                 lga = InsetQuotes::FrenchQ;
 866                 break;
 867         case 5:
 868                 lga = InsetQuotes::DanishQ;
 869                 break;
 870         }
 871         params.quotes_language = lga;
 872         if (fl_get_button(language_->radio_single))
 873                 params.quotes_times = InsetQuotes::SingleQ;
 874         else
 875                 params.quotes_times = InsetQuotes::DoubleQ;
 876
 877         int const pos = combo_language->get();
 878         Language const * old_language = params.language;
 879         Language const * new_language = languages.getLanguage(lang_[pos-1]);
 880         if (!new_language)
 881                 new_language = default_language;
 882
 883         if (old_language != new_language
 884             && old_language->RightToLeft() == new_language->RightToLeft()
 885             && !lv_.buffer()->isMultiLingual())
 886                 lv_.buffer()->changeLanguage(old_language, new_language);
 887
 888         if (old_language != new_language) {
 889                 redo = true;
 890         }
 891
 892         params.language = new_language;
 893         params.inputenc = fl_get_choice_text(language_->choice_inputenc);
 894
 895         return redo;
 896 }
 897
 898
 899 bool FormDocument::language_apply()
 900 {
 901         return language_apply(lv_.buffer()->params);
 902 }
 903
 904
 905 bool FormDocument::options_apply(BufferParams & params)
 906 {
 907         bool redo = false;
 908
 909         params.graphicsDriver =
 910                 fl_get_choice_text(options_->choice_postscript_driver);
 911         params.use_amsmath = fl_get_button(options_->check_use_amsmath);
 912         params.use_natbib  = fl_get_button(options_->check_use_natbib);
 913         params.use_numerical_citations  =
 914                 fl_get_choice(options_->choice_citation_format) - 1;
 915
 916         int tmpchar = int(fl_get_counter_value(options_->counter_secnumdepth));
 917         if (params.secnumdepth != tmpchar)
 918                 redo = true;
 919         params.secnumdepth = tmpchar;
 920
 921         params.tocdepth = int(fl_get_counter_value(options_->counter_tocdepth));
 922
 923         params.float_placement =
 924                 fl_get_input(options_->input_float_placement);
 925
 926         return redo;
 927 }
 928
 929
 930 bool FormDocument::options_apply()
 931 {
 932         return options_apply(lv_.buffer()->params);
 933 }
 934
 935
 936 void FormDocument::bullets_apply(BufferParams & params)
 937 {
 938         /* update the bullet settings */
 939         BufferParams & buf_params = lv_.buffer()->params;
 940
 941         // a little bit of loop unrolling
 942         params.user_defined_bullets[0] = buf_params.temp_bullets[0];
 943         params.user_defined_bullets[1] = buf_params.temp_bullets[1];
 944         params.user_defined_bullets[2] = buf_params.temp_bullets[2];
 945         params.user_defined_bullets[3] = buf_params.temp_bullets[3];
 946 }
 947
 948
 949 void FormDocument::bullets_apply()
 950 {
 951         bullets_apply(lv_.buffer()->params);
 952 }
 953
 954 void FormDocument::UpdateClassParams(BufferParams const & params)
 955 {
 956         // These are the params that have to be updated on any class change
 957         // (even if the class defaults are not used) (JSpitzm 2002-04-08)
 958
 959         LyXTextClass const & tclass = textclasslist[params.textclass];
 960
 961         combo_doc_class->select(tclass.description());
 962         fl_clear_choice(class_->choice_doc_fontsize);
 963         fl_addto_choice(class_->choice_doc_fontsize, "default");
 964         fl_addto_choice(class_->choice_doc_fontsize,
 965                         tclass.opt_fontsize().c_str());
 966         fl_set_choice_text(class_->choice_doc_fontsize,
 967                         params.fontsize.c_str());
 968         fl_clear_choice(class_->choice_doc_pagestyle);
 969         fl_addto_choice(class_->choice_doc_pagestyle, "default");
 970         fl_addto_choice(class_->choice_doc_pagestyle,
 971                         tclass.opt_pagestyle().c_str());
 972         fl_set_choice_text(class_->choice_doc_pagestyle,
 973                         params.pagestyle.c_str());
 974
 975 }
 976
 977 void FormDocument::class_update(BufferParams const & params)
 978 {
 979         if (!class_.get())
 980                 return;
 981
 982         UpdateClassParams(params);
 983
 984         fl_set_choice_text(class_->choice_doc_fonts,
 985                 params.fonts.c_str());
 986         fl_set_button(class_->radio_doc_indent, 0);
 987         fl_set_button(class_->radio_doc_skip, 0);
 988         if (params.paragraph_separation == BufferParams::PARSEP_INDENT)
 989                 fl_set_button(class_->radio_doc_indent, 1);
 990         else
 991                 fl_set_button(class_->radio_doc_skip, 1);
 992
 993         bool const input_length = fl_get_choice(class_->choice_doc_skip) == 4;
 994         setEnabled(class_->choice_default_skip_units, input_length);
 995         setEnabled(class_->input_doc_skip, input_length);
 996
 997         switch (params.getDefSkip().kind()) {
 998         case VSpace::SMALLSKIP:
 999                 fl_set_choice (class_->choice_doc_skip, 1);
1000                 break;
1001         case VSpace::MEDSKIP:
1002                 fl_set_choice (class_->choice_doc_skip, 2);
1003                 break;
1004         case VSpace::BIGSKIP:
1005                 fl_set_choice (class_->choice_doc_skip, 3);
1006                 break;
1007         case VSpace::LENGTH:
1008         {
1009                 int const paperchoice = fl_get_choice(paper_->choice_papersize);
1010                 bool const metric = (paperchoice == 1 && lyxrc.default_papersize > 3)
1011                         || paperchoice == 2 || paperchoice > 5;
1012                 string const default_unit = metric ? "cm" : "in";
1013                 string const length = params.getDefSkip().asLyXCommand();
1014                 updateWidgetsFromLengthString(class_->input_doc_skip,
1015                                               class_->choice_default_skip_units,
1016                                               length, default_unit);
1017                 break;
1018         }
1019         default:
1020                 fl_set_choice (class_->choice_doc_skip, 2);
1021                 break;
1022         }
1023         fl_set_button(class_->radio_doc_sides_one, 0);
1024         fl_set_button(class_->radio_doc_sides_two, 0);
1025         setEnabled(class_->choice_doc_skip,
1026                    fl_get_button(class_->radio_doc_skip));
1027
1028         if (params.sides == LyXTextClass::TwoSides)
1029                 fl_set_button(class_->radio_doc_sides_two, 1);
1030         else
1031                 fl_set_button(class_->radio_doc_sides_one, 1);
1032         fl_set_button(class_->radio_doc_columns_one, 0);
1033         fl_set_button(class_->radio_doc_columns_two, 0);
1034         if (params.columns == 2)
1035                 fl_set_button(class_->radio_doc_columns_two, 1);
1036         else
1037                 fl_set_button(class_->radio_doc_columns_one, 1);
1038
1039         fl_set_input(class_->input_doc_spacing, "");
1040         setEnabled(class_->input_doc_spacing, false);
1041
1042         switch (params.spacing.getSpace()) {
1043         case Spacing::Default: // nothing bad should happen with this
1044         case Spacing::Single:
1045                 // \singlespacing
1046                 fl_set_choice(class_->choice_doc_spacing, 1);
1047                 break;
1048         case Spacing::Onehalf:
1049                 // \onehalfspacing
1050                 fl_set_choice(class_->choice_doc_spacing, 2);
1051                 break;
1052         case Spacing::Double:
1053                 // \doublespacing
1054                 fl_set_choice(class_->choice_doc_spacing, 3);
1055                 break;
1056         case Spacing::Other:
1057         {
1058                 fl_set_choice(class_->choice_doc_spacing, 4);
1059                 char sval[20];
1060                 sprintf(sval,"%g",params.spacing.getValue());
1061                 fl_set_input(class_->input_doc_spacing, sval);
1062                 setEnabled(class_->input_doc_spacing, true);
1063                 break;
1064         }
1065         }
1066         if (!params.options.empty())
1067                 fl_set_input(class_->input_doc_extra, params.options.c_str());
1068         else
1069                 fl_set_input(class_->input_doc_extra, "");
1070 }
1071
1072
1073 void FormDocument::language_update(BufferParams const & params)
1074 {
1075         if (!language_.get())
1076                 return;
1077
1078         int const pos = int(findPos(lang_, params.language->lang()));
1079         combo_language->select(pos+1);
1080
1081         fl_set_choice_text(language_->choice_inputenc, params.inputenc.c_str());
1082         fl_set_choice(language_->choice_quotes_language, params.quotes_language + 1);
1083         fl_set_button(language_->radio_single, 0);
1084         fl_set_button(language_->radio_double, 0);
1085         if (params.quotes_times == InsetQuotes::SingleQ)
1086                 fl_set_button(language_->radio_single, 1);
1087         else
1088                 fl_set_button(language_->radio_double, 1);
1089 }
1090
1091
1092 void FormDocument::options_update(BufferParams const & params)
1093 {
1094         if (!options_.get())
1095                 return;
1096
1097         fl_set_choice_text(options_->choice_postscript_driver,
1098                            params.graphicsDriver.c_str());
1099         fl_set_button(options_->check_use_amsmath, params.use_amsmath);
1100         fl_set_button(options_->check_use_natbib,  params.use_natbib);
1101         fl_set_choice(options_->choice_citation_format,
1102                       int(params.use_numerical_citations)+1);
1103         setEnabled(options_->choice_citation_format, params.use_natbib);
1104         fl_set_counter_value(options_->counter_secnumdepth, params.secnumdepth);
1105         fl_set_counter_value(options_->counter_tocdepth, params.tocdepth);
1106         if (!params.float_placement.empty())
1107                 fl_set_input(options_->input_float_placement,
1108                              params.float_placement.c_str());
1109         else
1110                 fl_set_input(options_->input_float_placement, "");
1111 }
1112
1113
1114 void FormDocument::paper_update(BufferParams const & params)
1115 {
1116         if (!paper_.get())
1117                 return;
1118
1119         fl_set_choice(paper_->choice_papersize, params.papersize2 + 1);
1120         fl_set_choice(paper_->choice_paperpackage, params.paperpackage + 1);
1121         fl_set_button(paper_->check_use_geometry, params.use_geometry);
1122
1123         int const paperchoice = fl_get_choice(paper_->choice_papersize);
1124         bool const useCustom = paperchoice == 2;
1125         bool const useGeom = fl_get_button(paper_->check_use_geometry);
1126
1127         fl_set_button(paper_->radio_portrait, 0);
1128         setEnabled(paper_->radio_portrait, !useCustom);
1129         fl_set_button(paper_->radio_landscape, 0);
1130         setEnabled(paper_->radio_landscape, !useCustom);
1131
1132         if (params.orientation == BufferParams::ORIENTATION_LANDSCAPE)
1133                 fl_set_button(paper_->radio_landscape, 1);
1134         else
1135                 fl_set_button(paper_->radio_portrait, 1);
1136         setEnabled(paper_->choice_paperpackage,
1137                    //either default papersize (preferences)
1138                    //or document papersize has to be A4
1139                    (paperchoice == 7
1140                     || paperchoice == 1 && lyxrc.default_papersize == 5)
1141                    && fl_get_button(paper_->radio_portrait));
1142
1143         // Default unit choice is cm if metric, inches if US paper.
1144         bool const metric = (paperchoice == 1 && lyxrc.default_papersize > 3)
1145                 || paperchoice == 2 || paperchoice > 5;
1146         string const default_unit = metric ? "cm" : "in";
1147         updateWidgetsFromLengthString(paper_->input_custom_width,
1148                                       paper_->choice_custom_width_units,
1149                                       params.paperwidth, default_unit);
1150         setEnabled(paper_->input_custom_width, useCustom);
1151         setEnabled(paper_->choice_custom_width_units, useCustom);
1152
1153         updateWidgetsFromLengthString(paper_->input_custom_height,
1154                                       paper_->choice_custom_height_units,
1155                                       params.paperheight, default_unit);
1156         setEnabled(paper_->input_custom_height, useCustom);
1157         setEnabled(paper_->choice_custom_height_units, useCustom);
1158
1159         updateWidgetsFromLengthString(paper_->input_inner_margin,
1160                                       paper_->choice_inner_margin_units,
1161                                       params.leftmargin, default_unit);
1162         setEnabled(paper_->input_inner_margin, useGeom);
1163         setEnabled(paper_->choice_inner_margin_units, useGeom);
1164
1165         updateWidgetsFromLengthString(paper_->input_top_margin,
1166                                       paper_->choice_top_margin_units,
1167                                       params.topmargin, default_unit);
1168         setEnabled(paper_->input_top_margin, useGeom);
1169         setEnabled(paper_->choice_top_margin_units, useGeom);
1170
1171         updateWidgetsFromLengthString(paper_->input_outer_margin,
1172                                       paper_->choice_outer_margin_units,
1173                                       params.rightmargin, default_unit);
1174         setEnabled(paper_->input_outer_margin, useGeom);
1175         setEnabled(paper_->choice_outer_margin_units, useGeom);
1176
1177         updateWidgetsFromLengthString(paper_->input_bottom_margin,
1178                                       paper_->choice_bottom_margin_units,
1179                                       params.bottommargin, default_unit);
1180         setEnabled(paper_->input_bottom_margin, useGeom);
1181         setEnabled(paper_->choice_bottom_margin_units, useGeom);
1182
1183         updateWidgetsFromLengthString(paper_->input_head_height,
1184                                       paper_->choice_head_height_units,
1185                                       params.headheight, default_unit);
1186         setEnabled(paper_->input_head_height, useGeom);
1187         setEnabled(paper_->choice_head_height_units, useGeom);
1188
1189         updateWidgetsFromLengthString(paper_->input_head_sep,
1190                                       paper_->choice_head_sep_units,
1191                                       params.headsep, default_unit);
1192         setEnabled(paper_->input_head_sep, useGeom);
1193         setEnabled(paper_->choice_head_sep_units, useGeom);
1194
1195         updateWidgetsFromLengthString(paper_->input_foot_skip,
1196                                       paper_->choice_foot_skip_units,
1197                                       params.footskip, default_unit);
1198         setEnabled(paper_->input_foot_skip, useGeom);
1199         setEnabled(paper_->choice_foot_skip_units, useGeom);
1200
1201         fl_set_focus_object(paper_->form, paper_->choice_papersize);
1202 }
1203
1204
1205 void FormDocument::bullets_update(BufferParams const & params)
1206 {
1207         if (!bullets_.get() ||
1208             ((XpmVersion<4) ||
1209              (XpmVersion==4 && XpmRevision<7)))
1210                 return;
1211
1212         bool const isLinuxDoc = lv_.buffer()->isLinuxDoc();
1213         setEnabled(fbullet, !isLinuxDoc);
1214
1215         if (isLinuxDoc) return;
1216
1217         fl_set_button(bullets_->radio_bullet_depth_1, 1);
1218         fl_set_input(bullets_->input_bullet_latex,
1219                      params.user_defined_bullets[0].getText().c_str());
1220         fl_set_choice(bullets_->choice_bullet_size,
1221                       params.user_defined_bullets[0].getSize() + 2);
1222 }
1223
1224
1225 void FormDocument::checkReadOnly()
1226 {
1227         if (bc().readOnly(lv_.buffer()->isReadonly())) {
1228                 combo_doc_class->deactivate();
1229                 combo_language->deactivate();
1230                 postWarning(_("Document is read-only."
1231                               " No changes to layout permitted."));
1232         } else {
1233                 combo_doc_class->activate();
1234                 combo_language->activate();
1235                 clearMessage();
1236         }
1237 }
1238
1239
1240 bool FormDocument::CheckDocumentInput(FL_OBJECT * ob, long)
1241 {
1242         string str;
1243         bool ok = true;
1244         char const * input;
1245
1246         // this has to be all out of if/elseif because it has to deactivate
1247         // the document buttons and so the whole stuff has to be tested again.
1248         // disable OK/Apply if input is not valid
1249         str = fl_get_input(class_->input_doc_skip);
1250         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1251         str = fl_get_input(paper_->input_custom_width);
1252         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1253         str = fl_get_input(paper_->input_custom_height);
1254         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1255         str = fl_get_input(paper_->input_outer_margin);
1256         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1257         str = fl_get_input(paper_->input_inner_margin);
1258         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1259         str = fl_get_input(paper_->input_top_margin);
1260         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1261         str = fl_get_input(paper_->input_bottom_margin);
1262         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1263         str = fl_get_input(paper_->input_head_height);
1264         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1265         str = fl_get_input(paper_->input_head_sep);
1266         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1267         str = fl_get_input(paper_->input_foot_skip);
1268         ok = ok && (str.empty() || isValidLength(str) || isStrDbl(str));
1269
1270         //display warning if input is not valid
1271         if (ob == class_->input_doc_skip
1272             || ob == paper_->input_custom_width
1273             || ob == paper_->input_custom_height
1274             || ob == paper_->input_outer_margin
1275             || ob == paper_->input_inner_margin
1276             || ob == paper_->input_top_margin
1277             || ob == paper_->input_bottom_margin
1278             || ob == paper_->input_head_height
1279             || ob == paper_->input_head_sep
1280             || ob == paper_->input_foot_skip) {
1281                 if (!ok) {
1282                         postWarning(_("Invalid Length (valid example: 10mm)"));
1283                         return false;
1284                 } else {
1285                         clearMessage();
1286                         return true;
1287                 }
1288         }
1289
1290         // "Synchronize" the choice and the input field, so that it
1291         // is impossible to commit senseless data.
1292         input = fl_get_input (class_->input_doc_skip);
1293         if ((fl_get_choice(class_->choice_doc_skip) == 4) && !*input)
1294                 ok = false;
1295         else if (fl_get_choice(class_->choice_doc_skip) != 4)
1296                 fl_set_input (class_->input_doc_skip, "");
1297
1298         input = fl_get_input(class_->input_doc_spacing);
1299         if ((fl_get_choice(class_->choice_doc_spacing) == 4) && !*input)
1300                 ok = false;
1301         else if (fl_get_choice(class_->choice_doc_spacing) != 4)
1302                 fl_set_input (class_->input_doc_spacing, "");
1303         return ok;
1304 }
1305
1306
1307 void FormDocument::ChoiceBulletSize(FL_OBJECT * ob, long /*data*/)
1308 {
1309         BufferParams & param = lv_.buffer()->params;
1310
1311         // convert from 1-6 range to -1-4
1312         param.temp_bullets[current_bullet_depth].setSize(fl_get_choice(ob) - 2);
1313         fl_set_input(bullets_->input_bullet_latex,
1314                      param.temp_bullets[current_bullet_depth].getText().c_str());
1315 }
1316
1317
1318 void FormDocument::InputBulletLaTeX(FL_OBJECT *, long)
1319 {
1320         BufferParams & param = lv_.buffer()->params;
1321
1322         param.temp_bullets[current_bullet_depth].
1323                 setText(fl_get_input(bullets_->input_bullet_latex));
1324 }
1325
1326
1327 void FormDocument::BulletDepth(FL_OBJECT * ob)
1328 {
1329         /* Should I do the following:                                 */
1330         /*  1. change to the panel that the current bullet belongs in */
1331         /*  2. show that bullet as selected                           */
1332         /*  3. change the size setting to the size of the bullet in Q.*/
1333         /*  4. display the latex equivalent in the latex box          */
1334         /*                                                            */
1335         /* I'm inclined to just go with 3 and 4 at the moment and     */
1336         /* maybe try to support the others later                      */
1337         BufferParams & param = lv_.buffer()->params;
1338
1339         int data = 0;
1340         if (ob == bullets_->radio_bullet_depth_1)
1341                 data = 0;
1342         else if (ob == bullets_->radio_bullet_depth_2)
1343                 data = 1;
1344         else if (ob == bullets_->radio_bullet_depth_3)
1345                 data = 2;
1346         else if (ob == bullets_->radio_bullet_depth_4)
1347                 data = 3;
1348
1349         switch (fl_get_button_numb(ob)) {
1350         case 3:
1351                 // right mouse button resets to default
1352                 param.temp_bullets[data] = ITEMIZE_DEFAULTS[data];
1353         default:
1354                 current_bullet_depth = data;
1355                 fl_set_input(bullets_->input_bullet_latex,
1356                              param.temp_bullets[data].getText().c_str());
1357                 fl_set_choice(bullets_->choice_bullet_size,
1358                               param.temp_bullets[data].getSize() + 2);
1359         }
1360 }
1361
1362
1363 void FormDocument::BulletPanel(FL_OBJECT * ob)
1364 {
1365         /* Here we have to change the background pixmap to that selected */
1366         /* by the user. (eg. standard.xpm, psnfss1.xpm etc...)           */
1367
1368         int data = 0;
1369         if (ob == bullets_->radio_bullet_panel_standard)
1370                 data = 0;
1371         else if (ob == bullets_->radio_bullet_panel_maths)
1372                 data = 1;
1373         else if (ob == bullets_->radio_bullet_panel_ding2)
1374                 data = 2;
1375         else if (ob == bullets_->radio_bullet_panel_ding3)
1376                 data = 3;
1377         else if (ob == bullets_->radio_bullet_panel_ding4)
1378                 data = 4;
1379         else if (ob == bullets_->radio_bullet_panel_ding1)
1380                 data = 5;
1381
1382         if (data != current_bullet_panel) {
1383                 fl_freeze_form(bullets_->form);
1384                 current_bullet_panel = data;
1385
1386                 /* free the current pixmap */
1387                 fl_free_bmtable_pixmap(bullets_->bmtable_bullet_panel);
1388                 string new_panel;
1389                 if (ob == bullets_->radio_bullet_panel_standard) {
1390                         new_panel = "standard";
1391                 } else if (ob == bullets_->radio_bullet_panel_maths ) {
1392                         new_panel = "amssymb";
1393                 } else if (ob == bullets_->radio_bullet_panel_ding2) {
1394                         new_panel = "psnfss1";
1395                 } else if (ob == bullets_->radio_bullet_panel_ding3) {
1396                         new_panel = "psnfss2";
1397                 } else if (ob == bullets_->radio_bullet_panel_ding4) {
1398                         new_panel = "psnfss3";
1399                 } else if (ob == bullets_->radio_bullet_panel_ding1) {
1400                         new_panel = "psnfss4";
1401                 } else {
1402                         /* something very wrong happened */
1403                         // play it safe for now but should be an exception
1404                         current_bullet_panel = 0;  // standard panel
1405                         new_panel = "standard";
1406                 }
1407                 new_panel += ".xpm";
1408                 fl_set_bmtable_pixmap_file(bullets_->bmtable_bullet_panel, 6, 6,
1409                                            LibFileSearch("images", new_panel).c_str());
1410                 fl_redraw_object(bullets_->bmtable_bullet_panel);
1411                 fl_unfreeze_form(bullets_->form);
1412         }
1413 }
1414
1415
1416 void FormDocument::BulletBMTable(FL_OBJECT * ob, long /*data*/)
1417 {
1418         /* handle the user input by setting the current bullet depth's pixmap */
1419         /* to that extracted from the current chosen position of the BMTable  */
1420         /* Don't forget to free the button's old pixmap first.                */
1421
1422         BufferParams & param = lv_.buffer()->params;
1423         int bmtable_button = fl_get_bmtable(ob);
1424
1425         /* try to keep the button held down till another is pushed */
1426         /*  fl_set_bmtable(ob, 1, bmtable_button); */
1427         param.temp_bullets[current_bullet_depth].setFont(current_bullet_panel);
1428         param.temp_bullets[current_bullet_depth].setCharacter(bmtable_button);
1429         fl_set_input(bullets_->input_bullet_latex,
1430                      param.temp_bullets[current_bullet_depth].getText().c_str());
1431 }
1432
1433
1434 void FormDocument::CheckChoiceClass(FL_OBJECT * ob, long)
1435 {
1436         if (!ob)
1437                 ob = class_->choice_doc_class;
1438
1439         lv_.prohibitInput();
1440
1441         unsigned int tc = combo_doc_class->get() - 1;
1442         if (textclasslist[tc].load()) {
1443                 // we use a copy of the bufferparams because we do not
1444                 // want to modify them yet.
1445                 BufferParams params = lv_.buffer()->params;
1446
1447                 if (lyxrc.auto_reset_options) {
1448                         params.textclass = tc;
1449                         params.useClassDefaults();
1450                         UpdateLayoutDocument(params);
1451                 } else {
1452                         // update the params which are needed in any case
1453                         // (fontsizes, pagestyle)
1454                         params.textclass = tc;
1455                         UpdateClassParams(params);
1456                 }
1457
1458         } else {
1459                 // unable to load new style
1460                 Alert::alert(_("Conversion Errors!"),
1461                              _("Unable to switch to new document class."),
1462                              _("Reverting to original document class."));
1463                 combo_doc_class->select(int(lv_.buffer()->params.textclass) + 1);
1464         }
1465         lv_.allowInput();
1466 }
1467
1468
1469 void FormDocument::UpdateLayoutDocument(BufferParams const & params)
1470 {
1471         if (!dialog_.get())
1472                 return;
1473
1474         checkReadOnly();
1475         class_update(params);
1476         paper_update(params);
1477         language_update(params);
1478         options_update(params);
1479         bullets_update(params);
1480 }