src/frontends/xforms/FormDocument.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *           Copyright 2000 The LyX Team.
   7  *
   8  *           @author Jürgen Vigna
   9  *
  10  *======================================================*/
  11
  12 #include <config.h>
  13
  14 #include FORMS_H_LOCATION
  15 #include XPM_H_LOCATION
  16
  17 #ifdef __GNUG_
  18 #pragma implementation
  19 #endif
  20
  21 #include "lyx_gui_misc.h"
  22
  23 #include "FormDocument.h"
  24 #include "form_document.h"
  25 #include "Dialogs.h"
  26 #include "layout.h"
  27 #include "combox.h"
  28 #include "tex-strings.h"
  29 #include "bufferparams.h"
  30 #include "insets/insetquotes.h"
  31 #include "vspace.h"
  32 #include "bmtable.h"
  33 #include "support/filetools.h"
  34 #include "language.h"
  35 #include "LyXView.h"
  36 #include "BufferView.h"
  37 #include "buffer.h"
  38 #include "Liason.h"
  39 #include "CutAndPaste.h"
  40 #include "bufferview_funcs.h"
  41 #include "xforms_helpers.h"
  42
  43 #ifdef CXX_WORKING_NAMESPACES
  44 using Liason::setMinibuffer;
  45 #endif
  46
  47 #define USE_CLASS_COMBO 1
  48
  49 FormDocument::FormDocument(LyXView * lv, Dialogs * d)
  50         : FormBaseBD(lv, d, _("Document Layout")), fbullet(0)
  51 {
  52     // let the popup be shown
  53     // This is a permanent connection so we won't bother
  54     // storing a copy because we won't be disconnecting.
  55     d->showLayoutDocument.connect(slot(this, &FormDocument::show));
  56 }
  57
  58
  59 void FormDocument::redraw()
  60 {
  61         if( form() && form()->visible )
  62                 fl_redraw_form( form() );
  63         else
  64                 return;
  65
  66         FL_FORM * outer_form = fl_get_active_folder(dialog_->tabbed_folder);
  67         if (outer_form && outer_form->visible)
  68                 fl_redraw_form( outer_form );
  69 }
  70
  71
  72 FL_FORM * FormDocument::form() const
  73 {
  74     if (dialog_.get()) return dialog_->form;
  75     return 0;
  76 }
  77
  78
  79 void FormDocument::build()
  80 {
  81     int n;
  82
  83     // the tabbed folder
  84     dialog_.reset(build_tabbed_document());
  85
  86     // Manage the restore, ok, apply, restore and cancel/close buttons
  87     bc().setOK(dialog_->button_ok);
  88     bc().setApply(dialog_->button_apply);
  89     bc().setCancel(dialog_->button_cancel);
  90     bc().setUndoAll(dialog_->button_restore);
  91     bc().refresh();
  92
  93     // Workaround dumb xforms sizing bug
  94     minw_ = form()->w;
  95     minh_ = form()->h;
  96
  97     // the document paper form
  98     paper_.reset(build_doc_paper());
  99     fl_addto_choice(paper_->choice_papersize2,
 100                     _(" Default | Custom | USletter | USlegal "
 101                       "| USexecutive | A3 | A4 | A5 | B3 | B4 | B5 "));
 102     fl_addto_choice(paper_->choice_paperpackage,
 103                     _(" None "
 104                       "| A4 small Margins (only portrait) "
 105                       "| A4 very small Margins (only portrait) "
 106                       "| A4 very wide margins (only portrait) "));
 107     fl_set_input_return(paper_->input_custom_width, FL_RETURN_CHANGED);
 108     fl_set_input_return(paper_->input_custom_height, FL_RETURN_CHANGED);
 109     fl_set_input_return(paper_->input_top_margin, FL_RETURN_CHANGED);
 110     fl_set_input_return(paper_->input_bottom_margin, FL_RETURN_CHANGED);
 111     fl_set_input_return(paper_->input_left_margin, FL_RETURN_CHANGED);
 112     fl_set_input_return(paper_->input_right_margin, FL_RETURN_CHANGED);
 113     fl_set_input_return(paper_->input_head_height, FL_RETURN_CHANGED);
 114     fl_set_input_return(paper_->input_head_sep, FL_RETURN_CHANGED);
 115     fl_set_input_return(paper_->input_foot_skip, FL_RETURN_CHANGED);
 116
 117     bc().addReadOnly (paper_->choice_paperpackage);
 118     bc().addReadOnly (paper_->greoup_radio_orientation);
 119     bc().addReadOnly (paper_->radio_portrait);
 120     bc().addReadOnly (paper_->radio_landscape);
 121     bc().addReadOnly (paper_->choice_papersize2);
 122     bc().addReadOnly (paper_->push_use_geometry);
 123     bc().addReadOnly (paper_->input_custom_width);
 124     bc().addReadOnly (paper_->input_custom_height);
 125     bc().addReadOnly (paper_->input_top_margin);
 126     bc().addReadOnly (paper_->input_bottom_margin);
 127     bc().addReadOnly (paper_->input_left_margin);
 128     bc().addReadOnly (paper_->input_right_margin);
 129     bc().addReadOnly (paper_->input_head_height);
 130     bc().addReadOnly (paper_->input_head_sep);
 131     bc().addReadOnly (paper_->input_foot_skip);
 132
 133     // the document class form
 134     class_.reset(build_doc_class());
 135
 136     FL_OBJECT * obj;
 137 #ifdef USE_CLASS_COMBO
 138     // The language is a combo-box and has to be inserted manually
 139     obj = class_->choice_doc_class;
 140     fl_deactivate_object(obj);
 141     fl_addto_form(class_->form);
 142     combo_doc_class.reset(new Combox(FL_COMBOX_DROPLIST));
 143     combo_doc_class->add(obj->x, obj->y, obj->w, obj->h, 400,
 144                          dialog_->tabbed_folder);
 145     combo_doc_class->shortcut("#C",1);
 146     combo_doc_class->setcallback(ComboInputCB, this);
 147     fl_end_form();
 148     for (LyXTextClassList::const_iterator cit = textclasslist.begin();
 149          cit != textclasslist.end(); ++cit)
 150     {
 151         combo_doc_class->addto((*cit).description());
 152     }
 153 #else
 154     fl_clear_choice(class_->choice_doc_class);
 155     for (LyXTextClassList::const_iterator cit = textclasslist.begin();
 156          cit != textclasslist.end(); ++cit)
 157     {
 158         fl_addto_choice(class_->choice_doc_class,(*cit).description().c_str());
 159     }
 160 #endif
 161     fl_addto_choice(class_->choice_doc_spacing,
 162                     _(" Single | OneHalf | Double | Other "));
 163     fl_addto_choice(class_->choice_doc_fontsize, "default|10|11|12");
 164    for (n=0; tex_fonts[n][0]; ++n) {
 165         fl_addto_choice(class_->choice_doc_fonts,tex_fonts[n]);
 166     }
 167     fl_addto_choice(class_->choice_doc_pagestyle,
 168                     "default|empty|plain|headings|fancy");
 169     fl_addto_choice(class_->choice_doc_skip,
 170                     _(" Smallskip | Medskip | Bigskip | Length "));
 171     fl_set_input_return(class_->input_doc_extra, FL_RETURN_CHANGED);
 172     fl_set_input_return(class_->input_doc_skip, FL_RETURN_CHANGED);
 173     fl_set_input_return(class_->input_doc_spacing, FL_RETURN_CHANGED);
 174
 175     bc().addReadOnly (class_->radio_doc_indent);
 176     bc().addReadOnly (class_->radio_doc_skip);
 177 #ifndef USE_CLASS_COMBO
 178     bc().addReadOnly (class_->choice_doc_class);
 179 #endif
 180     bc().addReadOnly (class_->choice_doc_pagestyle);
 181     bc().addReadOnly (class_->choice_doc_fonts);
 182     bc().addReadOnly (class_->choice_doc_fontsize);
 183     bc().addReadOnly (class_->radio_doc_sides_one);
 184     bc().addReadOnly (class_->radio_doc_sides_two);
 185     bc().addReadOnly (class_->radio_doc_columns_one);
 186     bc().addReadOnly (class_->radio_doc_columns_two);
 187     bc().addReadOnly (class_->input_doc_extra);
 188     bc().addReadOnly (class_->input_doc_skip);
 189     bc().addReadOnly (class_->choice_doc_skip);
 190     bc().addReadOnly (class_->choice_doc_spacing);
 191     bc().addReadOnly (class_->input_doc_spacing);
 192
 193     // the document language form
 194     language_.reset(build_doc_language());
 195     fl_addto_choice(language_->choice_inputenc,
 196                     "default|auto|latin1|latin2|latin5"
 197                     "|koi8-r|koi8-u|cp866|cp1251|iso88595");
 198
 199     // The language is a combo-box and has to be inserted manually
 200     obj = language_->choice_language;
 201     fl_deactivate_object(obj);
 202     fl_addto_form(language_->form);
 203     combo_language.reset(new Combox(FL_COMBOX_DROPLIST));
 204     combo_language->add(obj->x, obj->y, obj->w, obj->h, 400,
 205                         dialog_->tabbed_folder);
 206     combo_language->shortcut("#L",1);
 207     combo_language->setcallback(ComboInputCB, this);
 208     fl_end_form();
 209
 210     for (Languages::const_iterator cit = languages.begin();
 211         cit != languages.end(); ++cit) {
 212         combo_language->addto((*cit).second.lang());
 213     }
 214
 215     fl_addto_choice(language_->choice_quotes_language,
 216                     _(" ``text'' | ''text'' | ,,text`` | ,,text'' |"
 217                       " «text» | »text« "));
 218
 219     bc().addReadOnly (language_->choice_inputenc);
 220
 221     // the document options form
 222     options_.reset(build_doc_options());
 223     fl_set_input_return(options_->input_float_placement, FL_RETURN_CHANGED);
 224     fl_set_counter_bounds(options_->slider_secnumdepth,-2,5);
 225     fl_set_counter_bounds(options_->slider_tocdepth,-1,5);
 226     fl_set_counter_step(options_->slider_secnumdepth,1,1);
 227     fl_set_counter_step(options_->slider_tocdepth,1,1);
 228     fl_set_counter_precision(options_->slider_secnumdepth, 0);
 229     fl_set_counter_precision(options_->slider_tocdepth, 0);
 230     for (n=0; tex_graphics[n][0]; ++n) {
 231         fl_addto_choice(options_->choice_postscript_driver, tex_graphics[n]);
 232     }
 233
 234     bc().addReadOnly (options_->slider_secnumdepth);
 235     bc().addReadOnly (options_->slider_tocdepth);
 236     bc().addReadOnly (options_->check_use_amsmath);
 237     bc().addReadOnly (options_->input_float_placement);
 238     bc().addReadOnly (options_->choice_postscript_driver);
 239
 240     // the document bullets form
 241     bullets_.reset(build_doc_bullet());
 242     fl_addto_choice(bullets_->choice_bullet_size,
 243                     _(" default | tiny | script | footnote | small |"
 244                       " normal | large | Large | LARGE | huge | Huge"));
 245     fl_set_choice(bullets_->choice_bullet_size, 1);
 246     fl_set_input_return(bullets_->input_bullet_latex, FL_RETURN_CHANGED);
 247     fl_set_input_maxchars(bullets_->input_bullet_latex, 80);
 248
 249     bc().addReadOnly (bullets_->bmtable_bullet_panel);
 250     bc().addReadOnly (bullets_->choice_bullet_size);
 251     bc().addReadOnly (bullets_->input_bullet_latex);
 252
 253     fl_addto_tabfolder(dialog_->tabbed_folder,_("Document"),
 254                        class_->form);
 255     fl_addto_tabfolder(dialog_->tabbed_folder,_("Paper"),
 256                        paper_->form);
 257     fl_addto_tabfolder(dialog_->tabbed_folder,_("Language"),
 258                        language_->form);
 259     fl_addto_tabfolder(dialog_->tabbed_folder,_("Extra"),
 260                        options_->form);
 261     fbullet = fl_addto_tabfolder(dialog_->tabbed_folder,_("Bullets"),
 262                                  bullets_->form);
 263     if ((XpmVersion < 4) || (XpmVersion == 4 && XpmRevision < 7)) {
 264             lyxerr << _("Your version of libXpm is older than 4.7.\n"
 265                         "The `bullet' tab of the document popup "
 266                         "has been disabled") << '\n';
 267         fl_deactivate_object(fbullet);
 268         fl_set_object_lcol(fbullet, FL_INACTIVE);
 269     }
 270 }
 271
 272
 273 void FormDocument::apply()
 274 {
 275     if (!lv_->view()->available() || !dialog_.get())
 276         return;
 277
 278     bool redo = class_apply();
 279     paper_apply();
 280     redo = language_apply() || redo;
 281     redo = options_apply() || redo;
 282     bullets_apply();
 283
 284     if (redo) {
 285             lv_->view()->redoCurrentBuffer();
 286     }
 287     lv_->buffer()->markDirty();
 288     setMinibuffer(lv_, _("Document layout set"));
 289 }
 290
 291
 292 void FormDocument::cancel()
 293 {
 294     // this avoids confusion when reopening
 295     BufferParams & param = lv_->buffer()->params;
 296     param.temp_bullets[0] = param.user_defined_bullets[0];
 297     param.temp_bullets[1] = param.user_defined_bullets[1];
 298     param.temp_bullets[2] = param.user_defined_bullets[2];
 299     param.temp_bullets[3] = param.user_defined_bullets[3];
 300     hide();
 301 }
 302
 303
 304 void FormDocument::update()
 305 {
 306     if (!dialog_.get())
 307         return;
 308
 309     checkReadOnly();
 310
 311     BufferParams const & params = lv_->buffer()->params;
 312
 313     class_update(params);
 314     paper_update(params);
 315     language_update(params);
 316     options_update(params);
 317     bullets_update(params);
 318 }
 319
 320
 321 bool FormDocument::input( FL_OBJECT * ob, long data )
 322 {
 323         State cb = static_cast<State>( data );
 324
 325         switch (cb) {
 326         case CHECKCHOICECLASS:
 327                 CheckChoiceClass(ob, 0);
 328                 break;
 329         case CHOICEBULLETSIZE:
 330                 ChoiceBulletSize(ob, 0);
 331                 break;
 332         case INPUTBULLETLATEX:
 333                 InputBulletLaTeX(ob, 0);
 334                 break;
 335         case BULLETDEPTH1:
 336         case BULLETDEPTH2:
 337         case BULLETDEPTH3:
 338         case BULLETDEPTH4:
 339                 BulletDepth(ob, cb);
 340                 break;
 341         case BULLETPANEL1:
 342         case BULLETPANEL2:
 343         case BULLETPANEL3:
 344         case BULLETPANEL4:
 345         case BULLETPANEL5:
 346         case BULLETPANEL6:
 347                 BulletPanel(ob, cb);
 348                 break;
 349         case BULLETBMTABLE:
 350                 BulletBMTable(ob, 0);
 351                 break;
 352         default:
 353                 break;
 354         }
 355
 356         switch (data) {
 357         case INPUT:
 358         case CHECKCHOICECLASS:
 359         case CHOICEBULLETSIZE:
 360         case INPUTBULLETLATEX:
 361         case BULLETBMTABLE:
 362                 return CheckDocumentInput(ob, 0);
 363         default:
 364                 break;
 365         }
 366
 367         return true;
 368 }
 369
 370
 371 void FormDocument::ComboInputCB(int, void * v, Combox * combox)
 372 {
 373     FormDocument * pre = static_cast<FormDocument*>(v);
 374     if (combox == pre->combo_doc_class.get())
 375         pre->CheckChoiceClass(0, 0);
 376     pre->bc().valid(pre->CheckDocumentInput(0,0));
 377 }
 378
 379
 380 bool FormDocument::class_apply()
 381 {
 382         bool redo = false;
 383         BufferParams &params = lv_->buffer()->params;
 384
 385         // If default skip is a "Length" but there's no text in the
 386         // input field, reset the kind to "Medskip", which is the default.
 387         if ((fl_get_choice (class_->choice_doc_skip) == 4) &&
 388             !*(fl_get_input (class_->input_doc_skip))) {
 389                 fl_set_choice (class_->choice_doc_skip, 2);
 390         }
 391         params.fonts = fl_get_choice_text(class_->choice_doc_fonts);
 392         params.fontsize = fl_get_choice_text(class_->choice_doc_fontsize);
 393         params.pagestyle = fl_get_choice_text(class_->choice_doc_pagestyle);
 394
 395 #ifdef USE_CLASS_COMBO
 396         unsigned int const new_class = combo_doc_class->get() - 1;
 397 #else
 398         unsigned int const new_class = fl_get_choice(class_->choice_doc_class) - 1;
 399 #endif
 400
 401         if (params.textclass != new_class) {
 402                 // try to load new_class
 403                 if (textclasslist.Load(new_class)) {
 404                         // successfully loaded
 405                         redo = true;
 406                         setMinibuffer(lv_, _("Converting document to new document class..."));
 407                         CutAndPaste cap;
 408                         int ret = cap.SwitchLayoutsBetweenClasses(
 409                             params.textclass, new_class,
 410                             lv_->buffer()->paragraph);
 411                         if (ret) {
 412                                 string s;
 413                                 if (ret==1) {
 414                                         s = _("One paragraph couldn't be converted");
 415                                 } else {
 416                                         s += tostr(ret);
 417                                         s += _(" paragraphs couldn't be converted");
 418                                 }
 419                                 WriteAlert(_("Conversion Errors!"),s,
 420                                            _("into chosen document class"));
 421                         }
 422
 423                         params.textclass = new_class;
 424                 } else {
 425                         // problem changing class -- warn user and retain old style
 426                         WriteAlert(_("Conversion Errors!"),
 427                                    _("Errors loading new document class."),
 428                                    _("Reverting to original document class."));
 429 #ifdef USE_CLASS_COMBO
 430                         combo_doc_class->select(int(params.textclass) + 1);
 431 #else
 432                         fl_set_choice(class_->choice_doc_class,
 433                                       params.textclass + 1);
 434 #endif
 435                 }
 436         }
 437         BufferParams::PARSEP tmpsep = params.paragraph_separation;
 438         if (fl_get_button(class_->radio_doc_indent))
 439                 params.paragraph_separation = BufferParams::PARSEP_INDENT;
 440         else
 441                 params.paragraph_separation = BufferParams::PARSEP_SKIP;
 442         if (tmpsep != params.paragraph_separation)
 443                 redo = true;
 444
 445         VSpace tmpdefskip = params.getDefSkip();
 446         switch (fl_get_choice (class_->choice_doc_skip)) {
 447         case 1:
 448                 params.setDefSkip(VSpace(VSpace::SMALLSKIP));
 449                 break;
 450         case 2:
 451                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 452                 break;
 453     case 3:
 454             params.setDefSkip(VSpace(VSpace::BIGSKIP));
 455             break;
 456         case 4:
 457                 params.setDefSkip
 458                         (VSpace(LyXGlueLength(fl_get_input(class_->input_doc_skip))));
 459                 break;
 460                 // DocumentDefskipCB assures that this never happens
 461         default:
 462                 params.setDefSkip(VSpace(VSpace::MEDSKIP));
 463                 break;
 464         }
 465         if (!(tmpdefskip == params.getDefSkip()))
 466                 redo = true;
 467
 468         if (fl_get_button(class_->radio_doc_columns_two))
 469                 params.columns = 2;
 470         else
 471                 params.columns = 1;
 472         if (fl_get_button(class_->radio_doc_sides_two))
 473                 params.sides = LyXTextClass::TwoSides;
 474         else
 475                 params.sides = LyXTextClass::OneSide;
 476
 477         Spacing tmpSpacing = params.spacing;
 478         switch (fl_get_choice(class_->choice_doc_spacing)) {
 479         case 1:
 480                 lyxerr[Debug::INFO] << "Spacing: SINGLE\n";
 481                 params.spacing.set(Spacing::Single);
 482                 break;
 483         case 2:
 484                 lyxerr[Debug::INFO] << "Spacing: ONEHALF\n";
 485                 params.spacing.set(Spacing::Onehalf);
 486                 break;
 487         case 3:
 488                 lyxerr[Debug::INFO] << "Spacing: DOUBLE\n";
 489                 params.spacing.set(Spacing::Double);
 490                 break;
 491         case 4:
 492                 lyxerr[Debug::INFO] << "Spacing: OTHER\n";
 493                 params.spacing.set(Spacing::Other,
 494                                    fl_get_input(class_->input_doc_spacing));
 495                 break;
 496         }
 497         if (tmpSpacing != params.spacing)
 498                 redo = true;
 499
 500         params.options = fl_get_input(class_->input_doc_extra);
 501
 502         return redo;
 503 }
 504
 505
 506 void FormDocument::paper_apply()
 507 {
 508     BufferParams & params = lv_->buffer()->params;
 509
 510     params.papersize2 =
 511             static_cast<char>(fl_get_choice(paper_->choice_papersize2)-1);
 512     params.paperpackage =
 513             static_cast<char>(fl_get_choice(paper_->choice_paperpackage)-1);
 514     params.use_geometry = fl_get_button(paper_->push_use_geometry);
 515     if (fl_get_button(paper_->radio_landscape))
 516         params.orientation = BufferParams::ORIENTATION_LANDSCAPE;
 517     else
 518         params.orientation = BufferParams::ORIENTATION_PORTRAIT;
 519     params.paperwidth = fl_get_input(paper_->input_custom_width);
 520     params.paperheight = fl_get_input(paper_->input_custom_height);
 521     params.leftmargin = fl_get_input(paper_->input_left_margin);
 522     params.topmargin = fl_get_input(paper_->input_top_margin);
 523     params.rightmargin = fl_get_input(paper_->input_right_margin);
 524     params.bottommargin = fl_get_input(paper_->input_bottom_margin);
 525     params.headheight = fl_get_input(paper_->input_head_height);
 526     params.headsep = fl_get_input(paper_->input_head_sep);
 527     params.footskip = fl_get_input(paper_->input_foot_skip);
 528     lv_->buffer()->setPaperStuff();
 529 }
 530
 531
 532 bool FormDocument::language_apply()
 533 {
 534     BufferParams & params = lv_->buffer()->params;
 535     InsetQuotes::quote_language lga = InsetQuotes::EnglishQ;
 536     bool redo = false;
 537
 538     switch (fl_get_choice(language_->choice_quotes_language) - 1) {
 539     case 0:
 540         lga = InsetQuotes::EnglishQ;
 541         break;
 542     case 1:
 543         lga = InsetQuotes::SwedishQ;
 544         break;
 545     case 2:
 546         lga = InsetQuotes::GermanQ;
 547         break;
 548     case 3:
 549         lga = InsetQuotes::PolishQ;
 550                 break;
 551     case 4:
 552         lga = InsetQuotes::FrenchQ;
 553         break;
 554     case 5:
 555         lga = InsetQuotes::DanishQ;
 556         break;
 557     }
 558     params.quotes_language = lga;
 559     if (fl_get_button(language_->radio_single))
 560         params.quotes_times = InsetQuotes::SingleQ;
 561     else
 562         params.quotes_times = InsetQuotes::DoubleQ;
 563
 564     Language const * old_language = params.language;
 565     Language const * new_language =
 566             languages.getLanguage(combo_language->getline());
 567     if (!new_language)
 568         new_language = default_language;
 569
 570     if (old_language != new_language
 571         && old_language->RightToLeft() == new_language->RightToLeft()
 572         && !lv_->buffer()->isMultiLingual())
 573         lv_->buffer()->ChangeLanguage(old_language, new_language);
 574     if (old_language != new_language) {
 575         redo = true;
 576     }
 577     params.language = new_language;
 578     params.inputenc = fl_get_choice_text(language_->choice_inputenc);
 579
 580     return redo;
 581 }
 582
 583
 584 bool FormDocument::options_apply()
 585 {
 586     BufferParams & params = lv_->buffer()->params;
 587     bool redo = false;
 588
 589     params.graphicsDriver =
 590         fl_get_choice_text(options_->choice_postscript_driver);
 591     params.use_amsmath = fl_get_button(options_->check_use_amsmath);
 592
 593     int tmpchar = int(fl_get_counter_value(options_->slider_secnumdepth));
 594     if (params.secnumdepth != tmpchar)
 595         redo = true;
 596     params.secnumdepth = tmpchar;
 597
 598     params.tocdepth = int(fl_get_counter_value(options_->slider_tocdepth));
 599
 600     params.float_placement =
 601         fl_get_input(options_->input_float_placement);
 602
 603     return redo;
 604 }
 605
 606
 607 void FormDocument::bullets_apply()
 608 {
 609     /* update the bullet settings */
 610     BufferParams & param = lv_->buffer()->params;
 611
 612     // a little bit of loop unrolling
 613     param.user_defined_bullets[0] = param.temp_bullets[0];
 614     param.user_defined_bullets[1] = param.temp_bullets[1];
 615     param.user_defined_bullets[2] = param.temp_bullets[2];
 616     param.user_defined_bullets[3] = param.temp_bullets[3];
 617 }
 618
 619
 620 void FormDocument::class_update(BufferParams const & params)
 621 {
 622     if (!class_.get())
 623         return;
 624
 625     LyXTextClass const & tclass = textclasslist.TextClass(params.textclass);
 626
 627 #ifdef USE_CLASS_COMBO
 628     combo_doc_class->select_text(
 629         textclasslist.DescOfClass(params.textclass));
 630 #else
 631     fl_set_choice_text(class_->choice_doc_class,
 632                        textclasslist.DescOfClass(params.textclass).c_str());
 633 #endif
 634     fl_set_choice_text(class_->choice_doc_fonts, params.fonts.c_str());
 635     fl_clear_choice(class_->choice_doc_fontsize);
 636     fl_addto_choice(class_->choice_doc_fontsize, "default");
 637     fl_addto_choice(class_->choice_doc_fontsize,
 638                     tclass.opt_fontsize().c_str());
 639     fl_set_choice(class_->choice_doc_fontsize,
 640                   tokenPos(tclass.opt_fontsize(), '|', params.fontsize)+2);
 641     fl_clear_choice(class_->choice_doc_pagestyle);
 642     fl_addto_choice(class_->choice_doc_pagestyle, "default");
 643     fl_addto_choice(class_->choice_doc_pagestyle,
 644                     tclass.opt_pagestyle().c_str());
 645     fl_set_choice(class_->choice_doc_pagestyle,
 646                   tokenPos(tclass.opt_pagestyle(), '|', params.pagestyle)+2);
 647     fl_set_button(class_->radio_doc_indent, 0);
 648     fl_set_button(class_->radio_doc_skip, 0);
 649     if (params.paragraph_separation == BufferParams::PARSEP_INDENT)
 650         fl_set_button(class_->radio_doc_indent, 1);
 651     else
 652         fl_set_button(class_->radio_doc_skip, 1);
 653     switch (params.getDefSkip().kind()) {
 654     case VSpace::SMALLSKIP:
 655         fl_set_choice (class_->choice_doc_skip, 1);
 656         break;
 657     case VSpace::MEDSKIP:
 658         fl_set_choice (class_->choice_doc_skip, 2);
 659         break;
 660     case VSpace::BIGSKIP:
 661         fl_set_choice (class_->choice_doc_skip, 3);
 662         break;
 663     case VSpace::LENGTH:
 664         fl_set_choice (class_->choice_doc_skip, 4);
 665         fl_set_input (class_->input_doc_skip,
 666                       params.getDefSkip().asLyXCommand().c_str());
 667         break;
 668     default:
 669         fl_set_choice (class_->choice_doc_skip, 2);
 670         break;
 671     }
 672     fl_set_button(class_->radio_doc_sides_one, 0);
 673     fl_set_button(class_->radio_doc_sides_two, 0);
 674     if (params.sides == LyXTextClass::TwoSides)
 675         fl_set_button(class_->radio_doc_sides_two, 1);
 676     else
 677         fl_set_button(class_->radio_doc_sides_one, 1);
 678     fl_set_button(class_->radio_doc_columns_one, 0);
 679     fl_set_button(class_->radio_doc_columns_two, 0);
 680     if (params.columns == 2)
 681         fl_set_button(class_->radio_doc_columns_two, 1);
 682     else
 683         fl_set_button(class_->radio_doc_columns_one, 1);
 684     fl_set_input(class_->input_doc_spacing, "");
 685     switch (params.spacing.getSpace()) {
 686     case Spacing::Default: // nothing bad should happen with this
 687     case Spacing::Single:
 688         // \singlespacing
 689         fl_set_choice(class_->choice_doc_spacing, 1);
 690         break;
 691     case Spacing::Onehalf:
 692         // \onehalfspacing
 693         fl_set_choice(class_->choice_doc_spacing, 2);
 694         break;
 695     case Spacing::Double:
 696         // \doublespacing
 697         fl_set_choice(class_->choice_doc_spacing, 3);
 698         break;
 699     case Spacing::Other:
 700         {
 701             fl_set_choice(class_->choice_doc_spacing, 4);
 702             char sval[20];
 703             sprintf(sval,"%g",params.spacing.getValue());
 704             fl_set_input(class_->input_doc_spacing, sval);
 705             break;
 706         }
 707     }
 708     if (!params.options.empty())
 709         fl_set_input(class_->input_doc_extra, params.options.c_str());
 710     else
 711         fl_set_input(class_->input_doc_extra, "");
 712 }
 713
 714
 715 void FormDocument::language_update(BufferParams const & params)
 716 {
 717     if (!language_.get())
 718         return;
 719
 720     combo_language->select_text(params.language->lang());
 721     fl_set_choice_text(language_->choice_inputenc, params.inputenc.c_str());
 722     fl_set_choice(language_->choice_quotes_language, params.quotes_language + 1);
 723     fl_set_button(language_->radio_single, 0);
 724     fl_set_button(language_->radio_double, 0);
 725     if (params.quotes_times == InsetQuotes::SingleQ)
 726         fl_set_button(language_->radio_single, 1);
 727     else
 728         fl_set_button(language_->radio_double, 1);
 729 }
 730
 731
 732 void FormDocument::options_update(BufferParams const & params)
 733 {
 734     if (!options_.get())
 735         return;
 736
 737     fl_set_choice_text(options_->choice_postscript_driver,
 738                        params.graphicsDriver.c_str());
 739     fl_set_button(options_->check_use_amsmath, params.use_amsmath);
 740     fl_set_counter_value(options_->slider_secnumdepth, params.secnumdepth);
 741     fl_set_counter_value(options_->slider_tocdepth, params.tocdepth);
 742     if (!params.float_placement.empty())
 743         fl_set_input(options_->input_float_placement,
 744                      params.float_placement.c_str());
 745     else
 746         fl_set_input(options_->input_float_placement, "");
 747 }
 748
 749
 750 void FormDocument::paper_update(BufferParams const & params)
 751 {
 752     if (!paper_.get())
 753         return;
 754
 755     fl_set_choice(paper_->choice_papersize2, params.papersize2 + 1);
 756     fl_set_choice(paper_->choice_paperpackage, params.paperpackage + 1);
 757     fl_set_button(paper_->push_use_geometry, params.use_geometry);
 758     fl_set_button(paper_->radio_portrait, 0);
 759     fl_set_button(paper_->radio_landscape, 0);
 760     if (params.orientation == BufferParams::ORIENTATION_LANDSCAPE)
 761         fl_set_button(paper_->radio_landscape, 1);
 762     else
 763         fl_set_button(paper_->radio_portrait, 1);
 764     fl_set_input(paper_->input_custom_width, params.paperwidth.c_str());
 765     fl_set_input(paper_->input_custom_height, params.paperheight.c_str());
 766     fl_set_input(paper_->input_left_margin, params.leftmargin.c_str());
 767     fl_set_input(paper_->input_top_margin, params.topmargin.c_str());
 768     fl_set_input(paper_->input_right_margin, params.rightmargin.c_str());
 769     fl_set_input(paper_->input_bottom_margin, params.bottommargin.c_str());
 770     fl_set_input(paper_->input_head_height, params.headheight.c_str());
 771     fl_set_input(paper_->input_head_sep, params.headsep.c_str());
 772     fl_set_input(paper_->input_foot_skip, params.footskip.c_str());
 773     fl_set_focus_object(paper_->form, paper_->choice_papersize2);
 774 }
 775
 776
 777 void FormDocument::bullets_update(BufferParams const & params)
 778 {
 779     if (!bullets_.get() || ((XpmVersion<4) || (XpmVersion==4 && XpmRevision<7)))
 780         return;
 781
 782     bool const isLinuxDoc = lv_->buffer()->isLinuxDoc();
 783     setEnabled(fbullet, !isLinuxDoc);
 784
 785     if (isLinuxDoc) return;
 786
 787     fl_set_button(bullets_->radio_bullet_depth_1, 1);
 788     fl_set_input(bullets_->input_bullet_latex,
 789                  params.user_defined_bullets[0].getText().c_str());
 790     fl_set_choice(bullets_->choice_bullet_size,
 791                   params.user_defined_bullets[0].getSize() + 2);
 792 }
 793
 794
 795 void FormDocument::checkReadOnly()
 796 {
 797     if (bc().readOnly(lv_->buffer()->isReadonly())) {
 798         combo_doc_class->deactivate();
 799         combo_language->deactivate();
 800         fl_set_object_label(dialog_->text_warning,
 801                             _("Document is read-only."
 802                               " No changes to layout permitted."));
 803         fl_show_object(dialog_->text_warning);
 804     } else {
 805         combo_doc_class->activate();
 806         combo_language->activate();
 807         fl_hide_object(dialog_->text_warning);
 808     }
 809 }
 810
 811
 812 void FormDocument::checkMarginValues()
 813 {
 814         bool const not_empty =
 815                 strlen(fl_get_input(paper_->input_top_margin)) ||
 816                 strlen(fl_get_input(paper_->input_bottom_margin)) ||
 817                 strlen(fl_get_input(paper_->input_left_margin)) ||
 818                 strlen(fl_get_input(paper_->input_right_margin)) ||
 819                 strlen(fl_get_input(paper_->input_head_height)) ||
 820                 strlen(fl_get_input(paper_->input_head_sep)) ||
 821                 strlen(fl_get_input(paper_->input_foot_skip)) ||
 822                 strlen(fl_get_input(paper_->input_custom_width)) ||
 823                 strlen(fl_get_input(paper_->input_custom_height));
 824         if (not_empty)
 825                 fl_set_button(paper_->push_use_geometry, 1);
 826 }
 827
 828
 829 bool FormDocument::CheckDocumentInput(FL_OBJECT * ob, long)
 830 {
 831     string str;
 832     int val;
 833     bool ok = true;
 834     char const * input;
 835
 836     checkMarginValues();
 837     if (ob == paper_->choice_papersize2) {
 838         val = fl_get_choice(paper_->choice_papersize2)-1;
 839         if (val == BufferParams::VM_PAPER_DEFAULT) {
 840             fl_set_button(paper_->push_use_geometry, 0);
 841             checkMarginValues();
 842         } else {
 843             if ((val != BufferParams::VM_PAPER_USLETTER) &&
 844                 (val != BufferParams::VM_PAPER_USLEGAL) &&
 845                 (val != BufferParams::VM_PAPER_USEXECUTIVE) &&
 846                 (val != BufferParams::VM_PAPER_A4) &&
 847                 (val != BufferParams::VM_PAPER_A5) &&
 848                 (val != BufferParams::VM_PAPER_B5)) {
 849                 fl_set_button(paper_->push_use_geometry, 1);
 850             }
 851             fl_set_choice(paper_->choice_paperpackage,
 852                           BufferParams::PACKAGE_NONE + 1);
 853         }
 854     } else if (ob == paper_->choice_paperpackage) {
 855         val = fl_get_choice(paper_->choice_paperpackage)-1;
 856         if (val != BufferParams::PACKAGE_NONE) {
 857             fl_set_choice(paper_->choice_papersize2,
 858                           BufferParams::VM_PAPER_DEFAULT + 1);
 859             fl_set_button(paper_->push_use_geometry, 0);
 860         }
 861     } else if (ob == class_->input_doc_spacing) {
 862         input = fl_get_input(class_->input_doc_spacing);
 863         if (!*input) {
 864             fl_set_choice (class_->choice_doc_spacing, 1);
 865         } else {
 866             fl_set_choice(class_->choice_doc_spacing, 4);
 867         }
 868     }
 869     // this has to be all out of if/elseif because it has to deactivate
 870     // the document buttons and so the whole stuff has to be tested again.
 871     str = fl_get_input(paper_->input_custom_width);
 872     ok = ok && (str.empty() || isValidLength(str));
 873     str = fl_get_input(paper_->input_custom_height);
 874     ok = ok && (str.empty() || isValidLength(str));
 875     str = fl_get_input(paper_->input_left_margin);
 876     ok = ok && (str.empty() || isValidLength(str));
 877     str = fl_get_input(paper_->input_right_margin);
 878     ok = ok && (str.empty() || isValidLength(str));
 879     str = fl_get_input(paper_->input_top_margin);
 880     ok = ok && (str.empty() || isValidLength(str));
 881     str = fl_get_input(paper_->input_bottom_margin);
 882     ok = ok && (str.empty() || isValidLength(str));
 883     str = fl_get_input(paper_->input_head_height);
 884     ok = ok && (str.empty() || isValidLength(str));
 885     str = fl_get_input(paper_->input_head_sep);
 886     ok = ok && (str.empty() || isValidLength(str));
 887     str = fl_get_input(paper_->input_foot_skip);
 888     ok = ok && (str.empty() || isValidLength(str));
 889     // "Synchronize" the choice and the input field, so that it
 890     // is impossible to commit senseless data.
 891     input = fl_get_input (class_->input_doc_skip);
 892     if (ob == class_->input_doc_skip) {
 893         if (!*input) {
 894             fl_set_choice (class_->choice_doc_skip, 2);
 895         } else if (isValidGlueLength (input)) {
 896             fl_set_choice (class_->choice_doc_skip, 4);
 897         } else {
 898             fl_set_choice(class_->choice_doc_skip, 4);
 899             ok = false;
 900         }
 901     } else {
 902         if (*input && !isValidGlueLength(input))
 903             ok = false;
 904     }
 905     if ((fl_get_choice(class_->choice_doc_skip) == 4) && !*input)
 906         ok = false;
 907     else if (fl_get_choice(class_->choice_doc_skip) != 4)
 908         fl_set_input (class_->input_doc_skip, "");
 909
 910     input = fl_get_input(class_->input_doc_spacing);
 911     if ((fl_get_choice(class_->choice_doc_spacing) == 4) && !*input)
 912         ok = false;
 913     else  if (fl_get_choice(class_->choice_doc_spacing) != 4)
 914         fl_set_input (class_->input_doc_spacing, "");
 915     return ok;
 916 }
 917
 918
 919 void FormDocument::ChoiceBulletSize(FL_OBJECT * ob, long /*data*/ )
 920 {
 921     BufferParams & param = lv_->buffer()->params;
 922
 923     // convert from 1-6 range to -1-4
 924     param.temp_bullets[current_bullet_depth].setSize(fl_get_choice(ob) - 2);
 925     fl_set_input(bullets_->input_bullet_latex,
 926                  param.temp_bullets[current_bullet_depth].getText().c_str());
 927 }
 928
 929
 930 void FormDocument::InputBulletLaTeX(FL_OBJECT *, long)
 931 {
 932     BufferParams & param = lv_->buffer()->params;
 933
 934     param.temp_bullets[current_bullet_depth].
 935         setText(fl_get_input(bullets_->input_bullet_latex));
 936 }
 937
 938
 939 void FormDocument::BulletDepth(FL_OBJECT * ob, State cb)
 940 {
 941     /* Should I do the following:                                 */
 942     /*  1. change to the panel that the current bullet belongs in */
 943     /*  2. show that bullet as selected                           */
 944     /*  3. change the size setting to the size of the bullet in Q.*/
 945     /*  4. display the latex equivalent in the latex box          */
 946     /*                                                            */
 947     /* I'm inclined to just go with 3 and 4 at the moment and     */
 948     /* maybe try to support the others later                      */
 949     BufferParams & param = lv_->buffer()->params;
 950
 951     int data = 0;
 952     if (cb == BULLETDEPTH1 )
 953             data = 0;
 954     else if (cb == BULLETDEPTH2 )
 955             data = 1;
 956     else if (cb == BULLETDEPTH3 )
 957             data = 2;
 958     else if (cb == BULLETDEPTH4 )
 959             data = 3;
 960
 961     switch (fl_get_button_numb(ob)) {
 962     case 3:
 963             // right mouse button resets to default
 964         param.temp_bullets[data] = ITEMIZE_DEFAULTS[data];
 965     default:
 966         current_bullet_depth = data;
 967         fl_set_input(bullets_->input_bullet_latex,
 968                      param.temp_bullets[data].getText().c_str());
 969         fl_set_choice(bullets_->choice_bullet_size,
 970                       param.temp_bullets[data].getSize() + 2);
 971     }
 972 }
 973
 974
 975 void FormDocument::BulletPanel(FL_OBJECT * /*ob*/, State cb)
 976 {
 977     /* Here we have to change the background pixmap to that selected */
 978     /* by the user. (eg. standard.xpm, psnfss1.xpm etc...)           */
 979
 980     int data = 0;
 981     if (cb == BULLETPANEL1 )
 982             data = 0;
 983     else if (cb == BULLETPANEL2 )
 984             data = 1;
 985     else if (cb == BULLETPANEL3 )
 986             data = 2;
 987     else if (cb == BULLETPANEL4 )
 988             data = 3;
 989     else if (cb == BULLETPANEL5 )
 990             data = 4;
 991     else if (cb == BULLETPANEL6 )
 992             data = 5;
 993
 994     if (data != current_bullet_panel) {
 995         fl_freeze_form(bullets_->form);
 996         current_bullet_panel = data;
 997
 998         /* free the current pixmap */
 999         fl_free_bmtable_pixmap(bullets_->bmtable_bullet_panel);
1000         string new_panel;
1001         switch (cb) {
1002             /* display the new one */
1003         case BULLETPANEL1 :
1004             new_panel = "standard";
1005             break;
1006         case BULLETPANEL2 :
1007             new_panel = "amssymb";
1008             break;
1009         case BULLETPANEL3 :
1010             new_panel = "psnfss1";
1011             break;
1012         case BULLETPANEL4 :
1013             new_panel = "psnfss2";
1014             break;
1015         case BULLETPANEL5 :
1016             new_panel = "psnfss3";
1017             break;
1018         case BULLETPANEL6 :
1019             new_panel = "psnfss4";
1020             break;
1021         default :
1022             /* something very wrong happened */
1023             // play it safe for now but should be an exception
1024             current_bullet_panel = 0;  // standard panel
1025             new_panel = "standard";
1026             break;
1027         }
1028         new_panel += ".xpm";
1029         fl_set_bmtable_pixmap_file(bullets_->bmtable_bullet_panel, 6, 6,
1030                                    LibFileSearch("images", new_panel).c_str());
1031         fl_redraw_object(bullets_->bmtable_bullet_panel);
1032         fl_unfreeze_form(bullets_->form);
1033     }
1034 }
1035
1036
1037 void FormDocument::BulletBMTable(FL_OBJECT * ob, long /*data*/ )
1038 {
1039     /* handle the user input by setting the current bullet depth's pixmap */
1040     /* to that extracted from the current chosen position of the BMTable  */
1041     /* Don't forget to free the button's old pixmap first.                */
1042
1043     BufferParams & param = lv_->buffer()->params;
1044     int bmtable_button = fl_get_bmtable(ob);
1045
1046     /* try to keep the button held down till another is pushed */
1047     /*  fl_set_bmtable(ob, 1, bmtable_button); */
1048     param.temp_bullets[current_bullet_depth].setFont(current_bullet_panel);
1049     param.temp_bullets[current_bullet_depth].setCharacter(bmtable_button);
1050     fl_set_input(bullets_->input_bullet_latex,
1051                  param.temp_bullets[current_bullet_depth].getText().c_str());
1052 }
1053
1054
1055 void FormDocument::CheckChoiceClass(FL_OBJECT * ob, long)
1056 {
1057     if (!ob)
1058         ob = class_->choice_doc_class;
1059
1060     ProhibitInput(lv_->view());
1061
1062 #ifdef USE_CLASS_COMBO
1063     unsigned int tc = combo_doc_class->get() - 1;
1064     string tct = combo_doc_class->getline();
1065 #else
1066     int tc = fl_get_choice(ob) - 1;
1067     string tct = fl_get_choice_text(ob);
1068 #endif
1069     if (textclasslist.Load(tc)) {
1070             // we use a copy of the bufferparams because we do not
1071             // want to modify them yet.
1072             BufferParams params = lv_->buffer()->params;
1073
1074             if (params.textclass != tc
1075                 && AskQuestion(_("Should I set some parameters to"),
1076                                _("the defaults of this document class?"))) {
1077             params.textclass = tc;
1078             params.useClassDefaults();
1079             UpdateLayoutDocument(params);
1080         }
1081     } else {
1082         // unable to load new style
1083         WriteAlert(_("Conversion Errors!"),
1084                    _("Unable to switch to new document class."),
1085                    _("Reverting to original document class."));
1086 #ifdef USE_CLASS_COMBO
1087         combo_doc_class->select(int(lv_->buffer()->params.textclass) + 1);
1088 #else
1089         fl_set_choice(class_->choice_doc_class,
1090                       lv_->buffer()->params.textclass + 1);
1091 #endif
1092     }
1093     AllowInput(lv_->view());
1094 }
1095
1096
1097 void FormDocument::UpdateLayoutDocument(BufferParams const & params)
1098 {
1099     if (!dialog_.get())
1100         return;
1101
1102     checkReadOnly();
1103     class_update(params);
1104     paper_update(params);
1105     language_update(params);
1106     options_update(params);
1107     bullets_update(params);
1108 }