src/frontends/xforms/FormPreferences.C

   1 /**
   2  * \file FormPreferences.C
   3  * Copyright 2000-2001 The LyX Team.
   4  * See the file COPYING.
   5  *
   6  * \author Angus Leeming, a.leeming@ic.ac.uk
   7  */
   8
   9 #include <config.h>
  10
  11 #include <utility>
  12 #include <iomanip>
  13 #include <X11/Xlib.h>
  14
  15 #include FORMS_H_LOCATION
  16
  17 #ifdef __GNUG_
  18 #pragma implementation
  19 #endif
  20
  21 #include "Color.h"
  22 #include "LColor.h"
  23 #include "Lsstream.h"
  24 #include "FormPreferences.h"
  25 #include "form_preferences.h"
  26 #include "ButtonController.tmpl"
  27 #include "input_validators.h"
  28 #include "LyXView.h"
  29 #include "language.h"
  30 #include "lyxfunc.h"
  31 #include "Dialogs.h"
  32 #include "lyxrc.h"
  33 #include "combox.h"
  34 #include "debug.h"
  35 #include "lyxlex.h"
  36 #include "input_validators.h"
  37 #include "xforms_helpers.h"
  38 #include "helper_funcs.h"
  39 #include "converter.h"
  40
  41 #include "support/lyxfunctional.h"
  42 #include "support/lyxmanip.h"
  43 #include "support/filetools.h"
  44 #include "support/LAssert.h"
  45
  46 #include "graphics/GraphicsCache.h"
  47
  48 using std::endl;
  49 using std::pair;
  50 using std::make_pair;
  51 using std::max;
  52 using std::min;
  53 using std::vector;
  54 using std::setw;
  55 using std::setfill;
  56
  57 using SigC::slot;
  58
  59 extern string system_lyxdir;
  60 extern string user_lyxdir;
  61 extern Languages languages;
  62
  63 namespace {
  64
  65 // These should probably go inside the class definition...
  66 Formats    local_formats;
  67 Converters local_converters;
  68
  69 } // namespace anon
  70
  71
  72 FormPreferences::FormPreferences(LyXView * lv, Dialogs * d)
  73         : FormBaseBI(lv, d, _("Preferences"), false),
  74           colors_(*this), converters_(*this), inputs_misc_(*this),
  75           formats_(*this), interface_(*this), language_(*this),
  76           lnf_misc_(*this), outputs_misc_(*this), paths_(*this),
  77           printer_(*this), screen_fonts_(*this), spelloptions_(*this)
  78 {
  79         // let the dialog be shown
  80         // This is a permanent connection so we won't bother
  81         // storing a copy because we won't be disconnecting.
  82         d->showPreferences.connect(slot(this, &FormPreferences::show));
  83         d->showSpellcheckerPreferences.connect(slot(this, &FormPreferences::showSpellPref));
  84 }
  85
  86
  87 void FormPreferences::redraw()
  88 {
  89         if (!(form() && form()->visible))
  90                 return;
  91         fl_redraw_form(form());
  92
  93         FL_FORM * form2 = fl_get_active_folder(dialog_->tabfolder_prefs);
  94         if (!(form2 && form2->visible))
  95                 return;
  96         fl_redraw_form(form2);
  97
  98         FL_FORM * form3 = 0;
  99         if (form2 == converters_tab_->form)
 100                 form3 = fl_get_active_folder(converters_tab_->tabfolder_inner);
 101
 102         else if (form2 == look_n_feel_tab_->form)
 103                 form3 = fl_get_active_folder(look_n_feel_tab_->tabfolder_inner);
 104
 105         else if (form2 == inputs_tab_->form)
 106                 form3 = fl_get_active_folder(inputs_tab_->tabfolder_inner);
 107
 108         else if (form2 == outputs_tab_->form)
 109                 form3 = fl_get_active_folder(outputs_tab_->tabfolder_inner);
 110
 111         else if (form2 == lang_opts_tab_->form)
 112                 form3 = fl_get_active_folder(lang_opts_tab_->tabfolder_inner);
 113
 114         if (form3 && form3->visible)
 115                 fl_redraw_form(form3);
 116 }
 117
 118
 119 FL_FORM * FormPreferences::form() const
 120 {
 121         if (dialog_.get()) return dialog_->form;
 122         return 0;
 123 }
 124
 125
 126 void FormPreferences::showSpellPref()
 127 {
 128         show();
 129         fl_set_folder(dialog_->tabfolder_prefs, lang_opts_tab_->form);
 130         fl_set_folder(lang_opts_tab_->tabfolder_inner, spelloptions_.dialog()->form);
 131 }
 132
 133
 134 void FormPreferences::ok()
 135 {
 136         FormBaseDeprecated::ok();
 137
 138         if (colors_.modifiedXformsPrefs) {
 139                 string const filename =
 140                         AddName(user_lyxdir, "preferences.xform");
 141                 colors_.modifiedXformsPrefs = !XformsColor::write(filename);
 142         }
 143
 144         lv_->getLyXFunc()->dispatch(LFUN_SAVEPREFERENCES);
 145 }
 146
 147
 148 void FormPreferences::hide()
 149 {
 150         // We need to hide the active tabfolder otherwise we get a
 151         // BadDrawable error from X window and LyX crashes without saving.
 152         FL_FORM * inner_form = fl_get_active_folder(dialog_->tabfolder_prefs);
 153         if (inner_form
 154             && inner_form->visible) {
 155                 fl_hide_form(inner_form);
 156         }
 157         FormBaseDeprecated::hide();
 158 }
 159
 160
 161 void FormPreferences::build()
 162 {
 163         dialog_.reset(build_preferences());
 164
 165         // Manage the restore, save, apply and cancel/close buttons
 166         bc().setOK(dialog_->button_ok);
 167         bc().setApply(dialog_->button_apply);
 168         bc().setCancel(dialog_->button_cancel);
 169         bc().setRestore(dialog_->button_restore);
 170
 171         // Allow the base class to control messages
 172         setMessageWidget(dialog_->text_warning);
 173
 174         // build the tab folders
 175         converters_tab_.reset(build_inner_tab());
 176         look_n_feel_tab_.reset(build_inner_tab());
 177         inputs_tab_.reset(build_inner_tab());
 178         outputs_tab_.reset(build_inner_tab());
 179         lang_opts_tab_.reset(build_inner_tab());
 180
 181         // build actual tabfolder contents
 182         // these will become nested tabfolders
 183         colors_.build();
 184         converters_.build();
 185         formats_.build();
 186         inputs_misc_.build();
 187         interface_.build();
 188         language_.build();
 189         lnf_misc_.build();
 190         outputs_misc_.build();
 191         paths_.build();
 192         printer_.build();
 193         screen_fonts_.build();
 194         spelloptions_.build();
 195
 196         // Now add them to the tabfolder
 197         fl_addto_tabfolder(dialog_->tabfolder_prefs,
 198                            _("Look & Feel"),
 199                            look_n_feel_tab_->form);
 200         fl_addto_tabfolder(dialog_->tabfolder_prefs,
 201                            _("Lang Opts"),
 202                            lang_opts_tab_->form);
 203         fl_addto_tabfolder(dialog_->tabfolder_prefs,
 204                            _("Conversion"),
 205                            converters_tab_->form);
 206         fl_addto_tabfolder(dialog_->tabfolder_prefs,
 207                            _("Inputs"),
 208                            inputs_tab_->form);
 209         fl_addto_tabfolder(dialog_->tabfolder_prefs,
 210                            _("Outputs"),
 211                            outputs_tab_->form);
 212
 213         // now build the nested tabfolders
 214         // Starting with look and feel
 215         fl_addto_tabfolder(look_n_feel_tab_->tabfolder_inner,
 216                            _("Screen Fonts"),
 217                            screen_fonts_.dialog()->form);
 218         fl_addto_tabfolder(look_n_feel_tab_->tabfolder_inner,
 219                            _("Interface"),
 220                            interface_.dialog()->form);
 221         fl_addto_tabfolder(look_n_feel_tab_->tabfolder_inner,
 222                            _("Colors"),
 223                            colors_.dialog()->form);
 224         fl_addto_tabfolder(look_n_feel_tab_->tabfolder_inner,
 225                            _("Misc"),
 226                            lnf_misc_.dialog()->form);
 227
 228         // then build converters
 229         fl_addto_tabfolder(converters_tab_->tabfolder_inner,
 230                            _("Formats"),
 231                            formats_.dialog()->form);
 232         fl_addto_tabfolder(converters_tab_->tabfolder_inner,
 233                            _("Converters"),
 234                            converters_.dialog()->form);
 235
 236         // then build inputs
 237         // Paths should probably go in a few inner_tab called Files
 238         fl_addto_tabfolder(inputs_tab_->tabfolder_inner,
 239                            _("Paths"),
 240                            paths_.dialog()->form);
 241         fl_addto_tabfolder(inputs_tab_->tabfolder_inner,
 242                            _("Misc"),
 243                            inputs_misc_.dialog()->form);
 244
 245         // then building outputs
 246         fl_addto_tabfolder(outputs_tab_->tabfolder_inner,
 247                            _("Printer"),
 248                            printer_.dialog()->form);
 249         fl_addto_tabfolder(outputs_tab_->tabfolder_inner,
 250                            _("Misc"),
 251                            outputs_misc_.dialog()->form);
 252
 253         // then building usage
 254         fl_addto_tabfolder(lang_opts_tab_->tabfolder_inner,
 255                            _("Spell checker"),
 256                            spelloptions_.dialog()->form);
 257         fl_addto_tabfolder(lang_opts_tab_->tabfolder_inner,
 258                            _("Language"),
 259                            language_.dialog()->form);
 260 }
 261
 262
 263 void FormPreferences::apply()
 264 {
 265         // set the new lyxrc entries
 266         // many of these need to trigger other functions when the assignment
 267         // is made.  For example, screen zoom and font types.  These could be
 268         // handled either by signals/slots in lyxrc or just directly call the
 269         // associated functions here.
 270         // There are other problems with this scheme.  We really should check
 271         // what we copy to make sure that it really is necessary to do things
 272         // like update the screen fonts because that flushes the textcache
 273         // and other stuff which may cost us a lot on slower/high-load
 274         // machines.
 275
 276         colors_.apply();
 277         formats_.apply();    // Must be before converters_.apply()
 278         converters_.apply();
 279         inputs_misc_.apply();
 280         interface_.apply();
 281         language_.apply();
 282         lnf_misc_.apply();
 283         outputs_misc_.apply();
 284         paths_.apply();
 285         printer_.apply();
 286         screen_fonts_.apply();
 287         spelloptions_.apply();
 288 }
 289
 290
 291 string const FormPreferences::getFeedback(FL_OBJECT * ob)
 292 {
 293         lyx::Assert(ob);
 294
 295         string str;
 296
 297         if (ob->form->fdui == colors_.dialog()) {
 298                 str = colors_.feedback(ob);
 299         } else if (ob->form->fdui == converters_.dialog()) {
 300                 str = converters_.feedback(ob);
 301         } else if (ob->form->fdui == formats_.dialog()) {
 302                 str = formats_.feedback(ob);
 303         } else if (ob->form->fdui == inputs_misc_.dialog()) {
 304                 str = inputs_misc_.feedback(ob);
 305         } else if (ob->form->fdui == interface_.dialog()) {
 306                 str = interface_.feedback(ob);
 307         } else if (ob->form->fdui == language_.dialog()) {
 308                 str = language_.feedback(ob);
 309         } else if (ob->form->fdui == lnf_misc_.dialog()) {
 310                 str = lnf_misc_.feedback(ob);
 311         } else if (ob->form->fdui == outputs_misc_.dialog()) {
 312                 str = outputs_misc_.feedback(ob);
 313         } else if (ob->form->fdui == paths_.dialog()) {
 314                 str = paths_.feedback(ob);
 315         } else if (ob->form->fdui == printer_.dialog()) {
 316                 str = printer_.feedback(ob);
 317         } else if (ob->form->fdui == screen_fonts_.dialog()) {
 318                 str = screen_fonts_.feedback(ob);
 319         } else if (ob->form->fdui == spelloptions_.dialog()) {
 320                 str = spelloptions_.feedback(ob);
 321         }
 322
 323         return str;
 324 }
 325
 326
 327 bool FormPreferences::input(FL_OBJECT * ob, long)
 328 {
 329         lyx::Assert(ob);
 330
 331         // whatever checks you need to ensure the user hasn't entered
 332         // some totally ridiculous value somewhere.  Change activate to suit.
 333         // comments before each test describe what is _valid_
 334
 335         if (ob->form->fdui == colors_.dialog()) {
 336                 colors_.input(ob);
 337                 return true;
 338         } else if (ob->form->fdui == converters_.dialog())
 339                 return converters_.input(ob);
 340         else if (ob->form->fdui == formats_.dialog())
 341                 return formats_.input(ob);
 342         else if (ob->form->fdui == interface_.dialog())
 343                 return interface_.input(ob);
 344         else if (ob->form->fdui == language_.dialog())
 345                 return language_.input(ob);
 346         else if (ob->form->fdui == paths_.dialog())
 347                 return paths_.input(ob);
 348         else if (ob->form->fdui == screen_fonts_.dialog())
 349                 return screen_fonts_.input();
 350         else if (ob->form->fdui == spelloptions_.dialog())
 351                 return spelloptions_.input(ob);
 352
 353         return true;
 354 }
 355
 356
 357 void FormPreferences::update()
 358 {
 359         if (!dialog_.get()) return;
 360
 361         // read lyxrc entries
 362         colors_.update();
 363         formats_.update();   // Must be before converters_.update()
 364         converters_.update();
 365         inputs_misc_.update();
 366         interface_.update();
 367         language_.update();
 368         lnf_misc_.update();
 369         outputs_misc_.update();
 370         paths_.update();
 371         printer_.update();
 372         screen_fonts_.update();
 373         spelloptions_.update();
 374 }
 375
 376
 377 FormPreferences::Colors::Colors(FormPreferences & p)
 378         : modifiedXformsPrefs(false), parent_(p)
 379 {}
 380
 381
 382 FD_form_colors const * FormPreferences::Colors::dialog()
 383 {
 384         return dialog_.get();
 385 }
 386
 387
 388 void FormPreferences::Colors::apply()
 389 {
 390         bool modifiedText = false;
 391         bool modifiedBackground = false;
 392
 393         for (vector<XformsColor>::const_iterator cit = xformsColorDB.begin();
 394              cit != xformsColorDB.end(); ++cit) {
 395                 RGBColor col;
 396                 fl_getmcolor(cit->colorID, &col.r, &col.g, &col.b);
 397                 if (col != cit->color()) {
 398                         modifiedXformsPrefs = true;
 399                         if (cit->colorID == FL_BLACK)
 400                                 modifiedText = true;
 401                         if (cit->colorID == FL_COL1)
 402                                 modifiedBackground = true;
 403                 }
 404         }
 405
 406         if (modifiedXformsPrefs) {
 407                 for (vector<XformsColor>::const_iterator cit =
 408                              xformsColorDB.begin();
 409                      cit != xformsColorDB.end(); ++cit) {
 410                         fl_mapcolor(cit->colorID, cit->r, cit->g, cit->b);
 411
 412                         if (modifiedText && cit->colorID == FL_BLACK) {
 413                                 AdjustVal(FL_INACTIVE, FL_BLACK, 0.5);
 414                         }
 415
 416                         if (modifiedBackground && cit->colorID == FL_COL1) {
 417                                 AdjustVal(FL_MCOL,      FL_COL1, 0.1);
 418                                 AdjustVal(FL_TOP_BCOL,  FL_COL1, 0.1);
 419                                 AdjustVal(FL_LEFT_BCOL, FL_COL1, 0.1);
 420
 421                                 AdjustVal(FL_RIGHT_BCOL,  FL_COL1, -0.5);
 422                                 AdjustVal(FL_BOTTOM_BCOL, FL_COL1, -0.5);
 423                         }
 424
 425                         if (cit->colorID == GUI_COLOR_CURSOR) {
 426                                 fl_mapcolor(GUI_COLOR_CURSOR,
 427                                             cit->r, cit->g, cit->b);
 428                                 fl_set_cursor_color(FL_DEFAULT_CURSOR,
 429                                                     GUI_COLOR_CURSOR, FL_WHITE);
 430                                 fl_set_cursor_color(XC_question_arrow,
 431                                                     GUI_COLOR_CURSOR, FL_WHITE);
 432                         }
 433                 }
 434                 Dialogs::redrawGUI();
 435         }
 436
 437         // Now do the same for the LyX LColors...
 438         for (vector<NamedColor>::const_iterator cit = lyxColorDB.begin();
 439              cit != lyxColorDB.end(); ++cit) {
 440                 LColor::color lc = lcolor.getFromGUIName(cit->getname());
 441                 if (lc == LColor::inherit) continue;
 442
 443                 // Create a valid X11 name of the form "#rrggbb"
 444                 string const hexname = X11hexname(cit->color());
 445
 446                 if (lcolor.getX11Name(lc) != hexname) {
 447                         lyxerr[Debug::GUI]
 448                                 << "FormPreferences::Colors::apply: "
 449                                 << "resetting LColor " << lcolor.getGUIName(lc)
 450                                 << " from \"" << lcolor.getX11Name(lc)
 451                                 << "\" to \"" << hexname << "\"."
 452                                 << endl;
 453
 454                         string const s = lcolor.getLyXName(lc) + string(" ") +
 455                                 hexname;
 456                         parent_.lv_->getLyXFunc()->dispatch(LFUN_SET_COLOR, s);
 457                 }
 458         }
 459 }
 460
 461
 462 void FormPreferences::Colors::build()
 463 {
 464         dialog_.reset(parent_.build_colors());
 465
 466         fl_set_object_color(dialog_->button_color,
 467                             GUI_COLOR_CHOICE, GUI_COLOR_CHOICE);
 468
 469         fl_set_object_color(dialog_->dial_hue, GUI_COLOR_HUE_DIAL, FL_BLACK);
 470         fl_set_dial_bounds(dialog_->dial_hue, 0.0, 360.0);
 471         fl_set_dial_step(dialog_->dial_hue, 1.0);
 472         fl_set_dial_return(dialog_->dial_hue, FL_RETURN_CHANGED);
 473
 474         fl_set_slider_bounds(dialog_->slider_saturation, 0.0, 1.0);
 475         fl_set_slider_step(dialog_->slider_saturation, 0.01);
 476         fl_set_slider_return(dialog_->slider_saturation, FL_RETURN_CHANGED);
 477
 478         fl_set_slider_bounds(dialog_->slider_value, 0.0, 1.0);
 479         fl_set_slider_step(dialog_->slider_value, 0.01);
 480         fl_set_slider_return(dialog_->slider_value, FL_RETURN_CHANGED);
 481
 482         fl_set_slider_bounds(dialog_->slider_red, 0.0, 255.0);
 483         fl_set_slider_step(dialog_->slider_red, 1.0);
 484         fl_set_slider_return(dialog_->slider_red, FL_RETURN_CHANGED);
 485
 486         fl_set_slider_bounds(dialog_->slider_green, 0.0, 255.0);
 487         fl_set_slider_step(dialog_->slider_green, 1.0);
 488         fl_set_slider_return(dialog_->slider_green, FL_RETURN_CHANGED);
 489
 490         fl_set_slider_bounds(dialog_->slider_blue, 0.0, 255.0);
 491         fl_set_slider_step(dialog_->slider_blue, 1.0);
 492         fl_set_slider_return(dialog_->slider_blue, FL_RETURN_CHANGED);
 493
 494         // set up the feedback mechanism
 495         setPrehandler(dialog_->browser_lyx_objs);
 496         setPrehandler(dialog_->button_color);
 497         setPrehandler(dialog_->button_modify);
 498         setPrehandler(dialog_->dial_hue);
 499         setPrehandler(dialog_->slider_saturation);
 500         setPrehandler(dialog_->slider_value);
 501         setPrehandler(dialog_->slider_red);
 502         setPrehandler(dialog_->slider_green);
 503         setPrehandler(dialog_->slider_blue);
 504         setPrehandler(dialog_->radio_rgb);
 505         setPrehandler(dialog_->radio_hsv);
 506 }
 507
 508 string const
 509 FormPreferences::Colors::feedback(FL_OBJECT const * const ob) const
 510 {
 511         string str;
 512
 513         if (ob == dialog_->browser_lyx_objs) {
 514                 str = N_("LyX objects that can be assigned a color.");
 515
 516         } else if (ob == dialog_->button_modify) {
 517                 str = N_("Modify the LyX object's color. Note: you must then \"Apply\" the change.");
 518
 519         } else if (ob == dialog_->dial_hue ||
 520                    ob == dialog_->slider_saturation ||
 521                    ob == dialog_->slider_value ||
 522                    ob == dialog_->slider_red ||
 523                    ob == dialog_->slider_green ||
 524                    ob == dialog_->slider_blue) {
 525                 str = N_("Find a new color.");
 526
 527         } else if (ob == dialog_->radio_rgb ||
 528                    ob == dialog_->radio_hsv) {
 529                 str = N_("Toggle between RGB and HSV color spaces.");
 530         }
 531
 532         return str;
 533 }
 534
 535
 536 void FormPreferences::Colors::input(FL_OBJECT const * const ob)
 537 {
 538         if (ob == dialog_->browser_lyx_objs) {
 539                 InputBrowserLyX();
 540
 541         } else if (ob == dialog_->dial_hue ||
 542                    ob == dialog_->slider_saturation ||
 543                    ob == dialog_->slider_value) {
 544                 InputHSV();
 545
 546         } else if (ob == dialog_->slider_red ||
 547                    ob == dialog_->slider_green ||
 548                    ob == dialog_->slider_blue) {
 549                 InputRGB();
 550
 551         } else if (ob == dialog_->radio_rgb ||
 552                    ob == dialog_->radio_hsv) {
 553                 SwitchColorSpace();
 554
 555         } else if (ob == dialog_->button_modify) {
 556                 Modify();
 557         }
 558 }
 559
 560
 561 void FormPreferences::Colors::AdjustVal(int colAdjust, int colParent,
 562                                         double addVal) const
 563 {
 564         RGBColor rgb;
 565         fl_getmcolor(colParent, &rgb.r, &rgb.g, &rgb.b);
 566
 567         HSVColor hsv(rgb);
 568         hsv.v += addVal;
 569         hsv.v = min(1.0, max(0.0, hsv.v));
 570
 571         rgb = RGBColor(hsv);
 572         fl_mapcolor(colAdjust, rgb.r, rgb.g, rgb.b);
 573 }
 574
 575
 576 void FormPreferences::Colors::InputBrowserLyX() const
 577 {
 578         vector<NamedColor>::size_type const selLyX =
 579                 fl_get_browser(dialog_->browser_lyx_objs);
 580         if (selLyX < 1) return;
 581
 582         // Is the choice an Xforms color...
 583         RGBColor col;
 584
 585         if (selLyX - 1 < xformsColorDB.size()) {
 586                 vector<XformsColor>::size_type const i = selLyX - 1;
 587                 col = xformsColorDB[i].color();
 588         }
 589         // or a LyX Logical color?
 590         else {
 591                 vector<NamedColor>::size_type const i = selLyX - 1 -
 592                         xformsColorDB.size();
 593                 col = lyxColorDB[i].color();
 594         }
 595
 596         fl_freeze_form(dialog_->form);
 597
 598         fl_mapcolor(GUI_COLOR_CHOICE, col.r, col.g, col.b);
 599         fl_redraw_object(dialog_->button_color);
 600
 601         // Display either RGB or HSV but not both!
 602         SwitchColorSpace();
 603
 604         // Deactivate the modify button to begin with...
 605         setEnabled(dialog_->button_modify, false);
 606
 607         fl_unfreeze_form(dialog_->form);
 608 }
 609
 610
 611 void FormPreferences::Colors::InputHSV()
 612 {
 613         double const hue = fl_get_dial_value(dialog_->dial_hue);
 614         double const sat = fl_get_slider_value(dialog_->slider_saturation);
 615         double const val = fl_get_slider_value(dialog_->slider_value);
 616
 617         int const h = int(hue);
 618         int const s = int(100.0 * sat);
 619         int const v = int(100.0 * val);
 620
 621         string const label = tostr(h) + string(", ") + tostr(s) + string(", ") +
 622                 tostr(v);
 623         fl_set_object_label(dialog_->text_color_values, label.c_str());
 624
 625         RGBColor col = HSVColor(hue, sat, val);
 626
 627         fl_freeze_form(dialog_->form);
 628
 629         fl_mapcolor(GUI_COLOR_CHOICE, col.r, col.g, col.b);
 630         fl_redraw_object(dialog_->button_color);
 631
 632         col = HSVColor(hue, 1.0, 1.0);
 633         col.r = max(col.r, 0);
 634         fl_mapcolor(GUI_COLOR_HUE_DIAL, col.r, col.g, col.b);
 635         fl_redraw_object(dialog_->dial_hue);
 636
 637         // Ascertain whether to activate the Modify button.
 638         vector<NamedColor>::size_type const selLyX =
 639                 fl_get_browser(dialog_->browser_lyx_objs);
 640
 641         fl_unfreeze_form(dialog_->form);
 642         if (selLyX < 1) return;
 643
 644         fl_getmcolor(GUI_COLOR_CHOICE, &col.r, &col.g, &col.b);
 645         bool modify = false;
 646
 647         // Is the choice an Xforms color...
 648         if (selLyX - 1 < xformsColorDB.size()) {
 649                 vector<XformsColor>::size_type const i = selLyX - 1;
 650                 modify = (xformsColorDB[i].color() != col);
 651         }
 652         // or a LyX Logical color?
 653         else {
 654                 vector<NamedColor>::size_type const i = selLyX - 1 -
 655                         xformsColorDB.size();
 656                 modify = (lyxColorDB[i].color() != col);
 657         }
 658
 659         setEnabled(dialog_->button_modify, modify);
 660 }
 661
 662
 663 void FormPreferences::Colors::InputRGB()
 664 {
 665         int const red   = int(fl_get_slider_value(dialog_->slider_red));
 666         int const green = int(fl_get_slider_value(dialog_->slider_green));
 667         int const blue  = int(fl_get_slider_value(dialog_->slider_blue));
 668
 669         string const label = tostr(red) + string(", ") + tostr(green) +
 670                 string(", ") + tostr(blue);
 671         fl_set_object_label(dialog_->text_color_values, label.c_str());
 672
 673         fl_freeze_form(dialog_->form);
 674
 675         RGBColor col = RGBColor(red, green, blue);
 676         fl_mapcolor(GUI_COLOR_CHOICE, col.r, col.g, col.b);
 677         fl_redraw_object(dialog_->button_color);
 678
 679         // Ascertain whether to activate the Modify button.
 680         vector<NamedColor>::size_type const selLyX =
 681                 fl_get_browser(dialog_->browser_lyx_objs);
 682
 683         fl_unfreeze_form(dialog_->form);
 684         if (selLyX < 1) return;
 685
 686         bool modify = false;
 687
 688         // Is the choice an Xforms color...
 689         if (selLyX - 1 < xformsColorDB.size()) {
 690                 vector<XformsColor>::size_type const i = selLyX - 1;
 691                 modify = (xformsColorDB[i].color() != col);
 692         }
 693         // or a LyX Logical color?
 694         else {
 695                 vector<NamedColor>::size_type const i = selLyX - 1 -
 696                         xformsColorDB.size();
 697                 modify = (lyxColorDB[i].color() != col);
 698         }
 699
 700         setEnabled(dialog_->button_modify, modify);
 701 }
 702
 703
 704 void FormPreferences::Colors::LoadBrowserLyX()
 705 {
 706         if (!dialog_->browser_lyx_objs->visible) return;
 707
 708         // First, define the modifiable xforms colors
 709         xformsColorDB.clear();
 710         XformsColor xcol;
 711
 712         xcol.name = _("GUI background");
 713         xcol.colorID = FL_COL1;
 714         fl_getmcolor(FL_COL1, &xcol.r, &xcol.g, &xcol.b);
 715
 716         xformsColorDB.push_back(xcol);
 717
 718         xcol.name = _("GUI text");
 719         xcol.colorID = FL_BLACK;
 720         fl_getmcolor(FL_BLACK, &xcol.r, &xcol.g, &xcol.b);
 721
 722         xformsColorDB.push_back(xcol);
 723
 724         xcol.name = _("GUI selection");
 725         xcol.colorID = FL_YELLOW;
 726         fl_getmcolor(FL_YELLOW, &xcol.r, &xcol.g, &xcol.b);
 727
 728         xformsColorDB.push_back(xcol);
 729
 730         xcol.name = _("GUI pointer");
 731         xcol.colorID = GUI_COLOR_CURSOR;
 732         fl_getmcolor(GUI_COLOR_CURSOR, &xcol.r, &xcol.g, &xcol.b);
 733
 734         xformsColorDB.push_back(xcol);
 735
 736         // Now create the the LyX LColors database
 737         lyxColorDB.clear();
 738         for (int i=0; i<LColor::ignore; ++i) {
 739                 LColor::color lc = static_cast<LColor::color>(i);
 740                 if (lc == LColor::none
 741                     || lc == LColor::black
 742                     || lc == LColor::white
 743                     || lc == LColor::red
 744                     || lc == LColor::green
 745                     || lc == LColor::blue
 746                     || lc == LColor::cyan
 747                     || lc == LColor::magenta
 748                     || lc == LColor::yellow
 749                     || lc == LColor::inherit
 750                     || lc == LColor::ignore) continue;
 751
 752                 string const name = lcolor.getX11Name(lc);
 753                 Display * display = fl_get_display();;
 754                 Colormap const colormap = fl_state[fl_get_vclass()].colormap;
 755                 XColor xcol, ccol;
 756
 757                 if (XLookupColor(display, colormap, name.c_str(), &xcol, &ccol)
 758                     == 0) {
 759                         lyxerr << "FormPreferences::Colors::LoadBrowserLyX:\n"
 760                                << "LColor " << lcolor.getLyXName(lc)
 761                                << ": X can't find color \"" << name
 762                                << "\". Set to \"black\"!" << endl;
 763
 764                         string const arg = lcolor.getLyXName(lc) + " black";
 765                         parent_.lv_->getLyXFunc()->
 766                                 dispatch(LFUN_SET_COLOR, arg);
 767                         continue;
 768                 }
 769
 770                 // X has found the color. Now find the "appropriate" X11 name
 771                 // for this color.
 772
 773                 // Note that X stores the RGB values in the range 0 - 65535
 774                 // whilst we require them in the range 0 - 255.
 775                 RGBColor col;
 776                 col.r = xcol.red   / 256;
 777                 col.g = xcol.green / 256;
 778                 col.b = xcol.blue  / 256;
 779
 780                 // Create a valid X11 name of the form "#rrggbb" and change the
 781                 // LColor X11name to this. Don't want to trigger a redraw,
 782                 // as we're just changing the name not the RGB values.
 783                 // Also reset the system_lcolor names, so that we don't output
 784                 // unnecessary changes.
 785                 string const hexname = X11hexname(col);
 786
 787                 if (lcolor.getX11Name(lc) != hexname) {
 788                         lcolor.setColor(lc, hexname);
 789                         system_lcolor.setColor(lc, hexname);
 790                 }
 791
 792                 // Finally, push the color onto the database
 793                 NamedColor ncol(lcolor.getGUIName(lc), col);
 794                 lyxColorDB.push_back(ncol);
 795         }
 796
 797         // Now construct the browser
 798         FL_OBJECT * colbr = dialog_->browser_lyx_objs;
 799         fl_freeze_form(dialog_->form);
 800         fl_clear_browser(colbr);
 801         for (vector<XformsColor>::const_iterator cit = xformsColorDB.begin();
 802              cit != xformsColorDB.end(); ++cit) {
 803                 fl_addto_browser(colbr, cit->getname().c_str());
 804         }
 805         for (vector<NamedColor>::const_iterator cit = lyxColorDB.begin();
 806              cit != lyxColorDB.end(); ++cit) {
 807                 fl_addto_browser(colbr, cit->getname().c_str());
 808         }
 809
 810         // just to be safe...
 811         fl_set_browser_topline(dialog_->browser_lyx_objs, 1);
 812         fl_select_browser_line(dialog_->browser_lyx_objs, 1);
 813         fl_unfreeze_form(dialog_->form);
 814
 815         InputBrowserLyX();
 816 }
 817
 818
 819 void FormPreferences::Colors::Modify()
 820 {
 821         vector<NamedColor>::size_type const selLyX =
 822                 fl_get_browser(dialog_->browser_lyx_objs);
 823         if (selLyX < 1) return;
 824
 825         RGBColor col;
 826         fl_getmcolor(GUI_COLOR_CHOICE, &col.r, &col.g, &col.b);
 827
 828         // Is the choice an Xforms color...
 829         if (selLyX - 1 < xformsColorDB.size()) {
 830                 vector<XformsColor>::size_type const i = selLyX - 1;
 831                 xformsColorDB[i].r  = col.r;
 832                 xformsColorDB[i].g  = col.g;
 833                 xformsColorDB[i].b  = col.b;
 834         }
 835         // or a LyX Logical color?
 836         else {
 837                 vector<NamedColor>::size_type const i = selLyX - 1 -
 838                         xformsColorDB.size();
 839                 lyxColorDB[i].r  = col.r;
 840                 lyxColorDB[i].g  = col.g;
 841                 lyxColorDB[i].b  = col.b;
 842         }
 843
 844         fl_freeze_form(dialog_->form);
 845         setEnabled(dialog_->button_modify, false);
 846         fl_unfreeze_form(dialog_->form);
 847 }
 848
 849
 850 void FormPreferences::Colors::SwitchColorSpace() const
 851 {
 852         bool const hsv = fl_get_button(dialog_->radio_hsv);
 853
 854         RGBColor col;
 855         fl_getmcolor(GUI_COLOR_CHOICE, &col.r, &col.g, &col.b);
 856
 857         fl_freeze_form(dialog_->form);
 858
 859         if (hsv) {
 860                 fl_hide_object(dialog_->slider_red);
 861                 fl_hide_object(dialog_->slider_blue);
 862                 fl_hide_object(dialog_->slider_green);
 863                 fl_show_object(dialog_->dial_hue);
 864                 fl_show_object(dialog_->slider_saturation);
 865                 fl_show_object(dialog_->slider_value);
 866
 867                 HSVColor hsv = HSVColor(col);
 868                 hsv.h = max(hsv.h, 0.0);
 869
 870                 fl_set_dial_value(dialog_->dial_hue, hsv.h);
 871                 fl_set_slider_value(dialog_->slider_saturation, hsv.s);
 872                 fl_set_slider_value(dialog_->slider_value, hsv.v);
 873
 874                 col = HSVColor(hsv.h, 1.0, 1.0);
 875                 col.r = max(col.r,0);
 876                 fl_mapcolor(GUI_COLOR_HUE_DIAL, col.r, col.g, col.b);
 877                 fl_redraw_object(dialog_->dial_hue);
 878
 879                 // Adjust the label a bit, but not the actual values.
 880                 // Means that toggling from one space to the other has no
 881                 // effect on the final color.
 882                 int const h = int(hsv.h);
 883                 int const s = int(100*hsv.s);
 884                 int const v = int(100*hsv.v);
 885                 string const label = tostr(h) + string(", ") + tostr(s) +
 886                         string(", ") + tostr(v);
 887                 fl_set_object_label(dialog_->text_color_values, label.c_str());
 888
 889         } else {
 890                 fl_show_object(dialog_->slider_red);
 891                 fl_show_object(dialog_->slider_blue);
 892                 fl_show_object(dialog_->slider_green);
 893                 fl_hide_object(dialog_->dial_hue);
 894                 fl_hide_object(dialog_->slider_saturation);
 895                 fl_hide_object(dialog_->slider_value);
 896
 897                 fl_set_slider_value(dialog_->slider_red,   col.r);
 898                 fl_set_slider_value(dialog_->slider_green, col.g);
 899                 fl_set_slider_value(dialog_->slider_blue,  col.b);
 900
 901                 // Adjust the label a bit. Same reasoning as above.
 902                 int const r = int(col.r);
 903                 int const g = int(col.g);
 904                 int const b = int(col.b);
 905                 string const label = tostr(r) + string(", ") + tostr(g) +
 906                         string(", ") + tostr(b);
 907                 fl_set_object_label(dialog_->text_color_values, label.c_str());
 908         }
 909
 910         fl_unfreeze_form(dialog_->form);
 911 }
 912
 913 string const FormPreferences::Colors::X11hexname(RGBColor const & col) const
 914 {
 915         ostringstream ostr;
 916
 917         ostr << "#" << std::setbase(16) << setfill('0')
 918              << setw(2) << col.r
 919              << setw(2) << col.g
 920              << setw(2) << col.b;
 921
 922         return ostr.str().c_str();
 923 }
 924
 925
 926 FormPreferences::Converters::Converters(FormPreferences & p)
 927         : parent_(p)
 928 {}
 929
 930
 931 FD_form_converters const * FormPreferences::Converters::dialog()
 932 {
 933         return dialog_.get();
 934 }
 935
 936
 937 void FormPreferences::Converters::apply() const
 938 {
 939         converters = local_converters;
 940         converters.update(formats);
 941         converters.buildGraph();
 942 }
 943
 944
 945 void FormPreferences::Converters::build()
 946 {
 947         dialog_.reset(parent_.build_converters());
 948
 949         fl_set_input_return(dialog_->input_converter, FL_RETURN_CHANGED);
 950         fl_set_input_return(dialog_->input_flags, FL_RETURN_CHANGED);
 951
 952         // set up the feedback mechanism
 953         setPrehandler(dialog_->browser_all);
 954         setPrehandler(dialog_->button_delete);
 955         setPrehandler(dialog_->button_add);
 956         setPrehandler(dialog_->input_converter);
 957         setPrehandler(dialog_->choice_from);
 958         setPrehandler(dialog_->choice_to);
 959         setPrehandler(dialog_->input_flags);
 960 }
 961
 962
 963 string const
 964 FormPreferences::Converters::feedback(FL_OBJECT const * const ob) const
 965 {
 966         string str;
 967
 968         if (ob == dialog_->browser_all) {
 969                 str = N_("All the currently defined converters known to LyX.");
 970         } else if (ob == dialog_->choice_from) {
 971                 str = N_("Convert \"from\" this format");
 972         } else if (ob == dialog_->choice_to) {
 973                 str = N_("Convert \"to\" this format");
 974         } else if (ob == dialog_->input_converter) {
 975                 str = N_("The conversion command. $$i is the input file name, $$b is the file name without its extension and $$o is the name of the output file.");
 976         } else if (ob == dialog_->input_flags) {
 977                 str = N_("Flags that control the converter behavior");
 978         } else if (ob == dialog_->button_delete) {
 979                 str = N_("Remove the current converter from the list of available converters. Note: you must then \"Apply\" the change.");
 980         } else if (ob == dialog_->button_add) {
 981                 if (string(ob->label) == _("Add"))
 982                         str = N_("Add the current converter to the list of available converters. Note: you must then \"Apply\" the change.");
 983                 else
 984                         str = N_("Modify the contents of the current converter. Note: you must then \"Apply\" the change.");
 985         }
 986
 987         return str;
 988 }
 989
 990
 991 bool FormPreferences::Converters::input(FL_OBJECT const * const ob)
 992 {
 993         if (ob == dialog_->browser_all) {
 994                 return Browser();
 995
 996         } else if (ob == dialog_->choice_from
 997                    || ob == dialog_->choice_to
 998                    || ob == dialog_->input_converter
 999                    || ob == dialog_->input_flags) {
1000                 return Input();
1001
1002         } else if (ob == dialog_->button_add) {
1003                 return Add();
1004
1005         } else if (ob == dialog_->button_delete) {
1006                 return erase();
1007         }
1008
1009         return true;
1010 }
1011
1012
1013 void FormPreferences::Converters::update()
1014 {
1015         local_converters = converters;
1016         local_converters.update(local_formats);
1017         UpdateBrowser();
1018 }
1019
1020
1021 void FormPreferences::Converters::UpdateBrowser()
1022 {
1023         local_converters.sort();
1024
1025         fl_freeze_form(dialog_->form);
1026         fl_clear_browser(dialog_->browser_all);
1027         for (::Converters::const_iterator cit = local_converters.begin();
1028              cit != local_converters.end(); ++cit) {
1029                 string const name = cit->From->prettyname() + " -> "
1030                         + cit->To->prettyname();
1031                 fl_addto_browser(dialog_->browser_all, name.c_str());
1032         }
1033         Input();
1034         fl_unfreeze_form(dialog_->form);
1035 }
1036
1037
1038 bool FormPreferences::Converters::Add()
1039 {
1040         string const from = GetFrom();
1041         string const to = GetTo();
1042         string const command = fl_get_input(dialog_->input_converter);
1043         string const flags = fl_get_input(dialog_->input_flags);
1044
1045         Converter const * old = local_converters.getConverter(from, to);
1046         local_converters.add(from, to, command, flags);
1047         if (!old) {
1048                 local_converters.updateLast(local_formats);
1049                 UpdateBrowser();
1050         }
1051         setEnabled(dialog_->button_add, false);
1052
1053         return true;
1054 }
1055
1056
1057 bool FormPreferences::Converters::Browser()
1058 {
1059         int const i = fl_get_browser(dialog_->browser_all);
1060         if (i <= 0) return false;
1061
1062         fl_freeze_form(dialog_->form);
1063
1064         Converter const & c = local_converters.get(i - 1);
1065         int j = local_formats.getNumber(c.from);
1066         if (j >= 0)
1067                 fl_set_choice(dialog_->choice_from, j + 1);
1068
1069         j = local_formats.getNumber(c.to);
1070         if (j >= 0)
1071                 fl_set_choice(dialog_->choice_to, j + 1);
1072
1073         fl_set_input(dialog_->input_converter, c.command.c_str());
1074         fl_set_input(dialog_->input_flags, c.flags.c_str());
1075
1076         fl_set_object_label(dialog_->button_add, idex(_("Modify|#M")));
1077         fl_set_button_shortcut(dialog_->button_add, scex(_("Modify|#M")), 1);
1078
1079         setEnabled(dialog_->button_add,    false);
1080         setEnabled(dialog_->button_delete, true);
1081
1082         fl_unfreeze_form(dialog_->form);
1083         return false;
1084 }
1085
1086
1087 bool FormPreferences::Converters::erase()
1088 {
1089         string const from = GetFrom();
1090         string const to = GetTo();
1091
1092         local_converters.erase(from, to);
1093         UpdateBrowser();
1094         return true;
1095 }
1096
1097
1098 bool FormPreferences::Converters::Input()
1099 {
1100         string const from = GetFrom();
1101         string const to = GetTo();
1102         int const sel = local_converters.getNumber(from, to);
1103
1104         fl_freeze_form(dialog_->form);
1105
1106         if (sel < 0) {
1107                 fl_set_object_label(dialog_->button_add, idex(_("Add|#A")));
1108                 fl_set_button_shortcut(dialog_->button_add,
1109                                        scex(_("Add|#A")), 1);
1110
1111                 fl_deselect_browser(dialog_->browser_all);
1112                 setEnabled(dialog_->button_delete, false);
1113
1114         } else {
1115                 fl_set_object_label(dialog_->button_add, idex(_("Modify|#M")));
1116                 fl_set_button_shortcut(dialog_->button_add,
1117                                         scex(_("Modify|#M")), 1);
1118
1119                 int top = max(sel-5, 0);
1120                 fl_set_browser_topline(dialog_->browser_all, top);
1121                 fl_select_browser_line(dialog_->browser_all, sel+1);
1122                 setEnabled(dialog_->button_delete, true);
1123         }
1124
1125         string const command = strip(fl_get_input(dialog_->input_converter));
1126         bool const enable = !(command.empty() || from == to);
1127         setEnabled(dialog_->button_add, enable);
1128
1129         fl_unfreeze_form(dialog_->form);
1130         return false;
1131 }
1132
1133
1134 string const FormPreferences::Converters::GetFrom() const
1135 {
1136         ::Formats::FormatList::size_type const i =
1137                 fl_get_choice(dialog_->choice_from);
1138
1139         if (i > 0 && i <= local_formats.size())
1140                 return local_formats.get(i - 1).name();
1141         else {
1142                 lyxerr << "FormPreferences::Converters::GetFrom: No choice!"
1143                        << endl;
1144                 return "???";
1145         }
1146 }
1147
1148
1149 string const FormPreferences::Converters::GetTo() const
1150 {
1151         ::Formats::FormatList::size_type const i =
1152                 fl_get_choice(dialog_->choice_to);
1153
1154         if (i > 0 && i <= local_formats.size())
1155                 return local_formats.get(i - 1).name();
1156         else {
1157                 lyxerr << "FormPreferences::Converters::GetTo: No choice!"
1158                        << endl;
1159                 return "???";
1160         }
1161 }
1162
1163
1164 void FormPreferences::Converters::UpdateChoices() const
1165 {
1166         string choice;
1167         for (::Formats::const_iterator cit = local_formats.begin();
1168              cit != local_formats.end(); ++cit) {
1169                 if (!choice.empty())
1170                         choice += " | ";
1171                 else
1172                         choice += " ";
1173                 choice += cit->prettyname();
1174         }
1175         choice += " ";
1176
1177         fl_clear_choice(dialog_->choice_from);
1178         fl_addto_choice(dialog_->choice_from, choice.c_str());
1179
1180         fl_clear_choice(dialog_->choice_to);
1181         fl_addto_choice(dialog_->choice_to, choice.c_str());
1182 }
1183
1184
1185 FormPreferences::Formats::Formats(FormPreferences &  p)
1186         : parent_(p)
1187 {}
1188
1189
1190 FD_form_formats const * FormPreferences::Formats::dialog()
1191 {
1192         return dialog_.get();
1193 }
1194
1195
1196 void FormPreferences::Formats::apply() const
1197 {
1198         formats = local_formats;
1199 }
1200
1201
1202 void FormPreferences::Formats::build()
1203 {
1204         dialog_.reset(parent_.build_formats());
1205
1206         fl_set_input_return(dialog_->input_format, FL_RETURN_CHANGED);
1207         fl_set_input_return(dialog_->input_viewer, FL_RETURN_CHANGED);
1208         fl_set_input_return(dialog_->input_shrtcut, FL_RETURN_CHANGED);
1209         fl_set_input_return(dialog_->input_gui_name, FL_RETURN_CHANGED);
1210         fl_set_input_return(dialog_->input_extension, FL_RETURN_CHANGED);
1211
1212         fl_set_input_filter(dialog_->input_format, fl_lowercase_filter);
1213
1214         // set up the feedback mechanism
1215         setPrehandler(dialog_->browser_all);
1216         setPrehandler(dialog_->input_format);
1217         setPrehandler(dialog_->input_gui_name);
1218         setPrehandler(dialog_->button_delete);
1219         setPrehandler(dialog_->button_add);
1220         setPrehandler(dialog_->input_extension);
1221         setPrehandler(dialog_->input_viewer);
1222         setPrehandler(dialog_->input_shrtcut);
1223 }
1224
1225
1226 string const
1227 FormPreferences::Formats::feedback(FL_OBJECT const * const ob) const
1228 {
1229         string str;
1230
1231         if (ob == dialog_->browser_all) {
1232                 str = N_("All the currently defined formats known to LyX.");
1233         } else if (ob == dialog_->input_format) {
1234                 str = N_("The format identifier.");
1235         } else if (ob == dialog_->input_gui_name) {
1236                 str = N_("The format name as it will appear in the menus.");
1237         } else if (ob == dialog_->input_shrtcut) {
1238                 str = N_("The keyboard accelerator. Use a letter in the GUI name. Case sensitive.");
1239         } else if (ob == dialog_->input_extension) {
1240                 str = N_("Used to recognize the file. E.g., ps, pdf, tex.");
1241         } else if (ob == dialog_->input_viewer) {
1242                 str = N_("The command used to launch the viewer application.");
1243         } else if (ob == dialog_->button_delete) {
1244                 str = N_("Remove the current format from the list of available formats. Note: you must then \"Apply\" the change.");
1245         } else if (ob == dialog_->button_add) {
1246                 if (string(ob->label) == _("Add"))
1247                         str = N_("Add the current format to the list of available formats. Note: you must then \"Apply\" the change.");
1248                 else
1249                         str = N_("Modify the contents of the current format. Note: you must then \"Apply\" the change.");
1250         }
1251
1252         return str;
1253 }
1254
1255
1256 bool FormPreferences::Formats::input(FL_OBJECT const * const ob)
1257 {
1258         if (ob == dialog_->browser_all) {
1259                 return Browser();
1260
1261         } else if (ob == dialog_->input_format
1262                    || ob == dialog_->input_gui_name
1263                    || ob == dialog_->input_shrtcut
1264                    || ob == dialog_->input_extension
1265                    || ob == dialog_->input_viewer) {
1266                 return Input();
1267
1268         } else if (ob == dialog_->button_add) {
1269                 return Add();
1270
1271         } else if (ob == dialog_->button_delete) {
1272                 return erase();
1273         }
1274
1275         return false;
1276 }
1277
1278
1279 void FormPreferences::Formats::update()
1280 {
1281         local_formats = formats;
1282         UpdateBrowser();
1283 }
1284
1285
1286 void FormPreferences::Formats::UpdateBrowser()
1287 {
1288         local_formats.sort();
1289
1290         fl_freeze_form(dialog_->form);
1291         fl_deselect_browser(dialog_->browser_all);
1292         fl_clear_browser(dialog_->browser_all);
1293         for (::Formats::const_iterator cit = local_formats.begin();
1294              cit != local_formats.end(); ++cit)
1295                 fl_addto_browser(dialog_->browser_all,
1296                                  cit->prettyname().c_str());
1297
1298         Input();
1299         fl_unfreeze_form(dialog_->form);
1300
1301         // Mustn't forget to update the Formats available to the converters_
1302         parent_.converters_.UpdateChoices();
1303         local_converters.update(local_formats);
1304 }
1305
1306
1307 bool FormPreferences::Formats::Add()
1308 {
1309         string const name = fl_get_input(dialog_->input_format);
1310         string const prettyname = fl_get_input(dialog_->input_gui_name);
1311         string const extension = fl_get_input(dialog_->input_extension);
1312         string const shortcut =  fl_get_input(dialog_->input_shrtcut);
1313         string const viewer =  fl_get_input(dialog_->input_viewer);
1314
1315         Format const * old = local_formats.getFormat(name);
1316         string const old_prettyname = old ? old->prettyname() : string();
1317         local_formats.add(name, extension, prettyname, shortcut);
1318         local_formats.setViewer(name, viewer);
1319         if (!old || prettyname != old_prettyname) {
1320                 UpdateBrowser();
1321                 if (old)
1322                         parent_.converters_.UpdateBrowser();
1323         }
1324         setEnabled(dialog_->button_add, false);
1325
1326         return true;
1327 }
1328
1329
1330 bool FormPreferences::Formats::Browser()
1331 {
1332         int const i = fl_get_browser(dialog_->browser_all);
1333         if (i <= 0) return false;
1334
1335         fl_freeze_form(dialog_->form);
1336
1337         Format const & f = local_formats.get(i - 1);
1338
1339         fl_set_input(dialog_->input_format, f.name().c_str());
1340         fl_set_input(dialog_->input_gui_name, f.prettyname().c_str());
1341         fl_set_input(dialog_->input_shrtcut, f.shortcut().c_str());
1342         fl_set_input(dialog_->input_extension, f.extension().c_str());
1343         fl_set_input(dialog_->input_viewer, f.viewer().c_str());
1344
1345         fl_set_object_label(dialog_->button_add, idex(_("Modify|#M")));
1346         fl_set_button_shortcut(dialog_->button_add, scex(_("Modify|#M")), 1);
1347
1348         setEnabled(dialog_->button_add,    false);
1349         setEnabled(dialog_->button_delete, true);
1350
1351         fl_unfreeze_form(dialog_->form);
1352         return false;
1353 }
1354
1355
1356 bool FormPreferences::Formats::erase()
1357 {
1358         string const name = fl_get_input(dialog_->input_format);
1359
1360         if (local_converters.formatIsUsed(name)) {
1361                 parent_.postWarning(_("Cannot remove a Format used by a Converter. Remove the converter first."));
1362                 setEnabled(dialog_->button_delete, false);
1363                 return false;
1364         }
1365
1366         local_formats.erase(name);
1367         UpdateBrowser();
1368         return true;
1369 }
1370
1371
1372 bool FormPreferences::Formats::Input()
1373 {
1374         string const name = fl_get_input(dialog_->input_format);
1375         int const sel = local_formats.getNumber(name);
1376         fl_freeze_form(dialog_->form);
1377
1378         if (sel < 0) {
1379                 fl_set_object_label(dialog_->button_add,
1380                                      idex(_("Add|#A")));
1381                 fl_set_button_shortcut(dialog_->button_add,
1382                                         scex(_("Add|#A")), 1);
1383
1384                 fl_deselect_browser(dialog_->browser_all);
1385                 setEnabled(dialog_->button_delete, false);
1386
1387         } else {
1388                 fl_set_object_label(dialog_->button_add,
1389                                      idex(_("Modify|#M")));
1390                 fl_set_button_shortcut(dialog_->button_add,
1391                                         scex(_("Modify|#M")), 1);
1392
1393                 int const top = max(sel-5, 0);
1394                 fl_set_browser_topline(dialog_->browser_all, top);
1395                 fl_select_browser_line(dialog_->browser_all, sel+1);
1396
1397                 setEnabled(dialog_->button_add, true);
1398                 setEnabled(dialog_->button_delete, true);
1399         }
1400
1401         string const prettyname = fl_get_input(dialog_->input_gui_name);
1402         bool const enable = !(name.empty() || prettyname.empty());
1403         setEnabled(dialog_->button_add, enable);
1404
1405         fl_unfreeze_form(dialog_->form);
1406         return false;
1407 }
1408
1409
1410 FormPreferences::InputsMisc::InputsMisc(FormPreferences &  p)
1411         : parent_(p)
1412 {}
1413
1414
1415 FD_form_inputs_misc const * FormPreferences::InputsMisc::dialog()
1416 {
1417         return dialog_.get();
1418 }
1419
1420
1421 void FormPreferences::InputsMisc::apply() const
1422 {
1423         lyxrc.date_insert_format =
1424                 fl_get_input(dialog_->input_date_format);
1425 }
1426
1427
1428 void FormPreferences::InputsMisc::build()
1429 {
1430         dialog_.reset(parent_.build_inputs_misc());
1431
1432         fl_set_input_return(dialog_->input_date_format, FL_RETURN_CHANGED);
1433
1434         // set up the feedback mechanism
1435         setPrehandler(dialog_->input_date_format);
1436 }
1437
1438
1439 string const
1440 FormPreferences::InputsMisc::feedback(FL_OBJECT const * const ob) const
1441 {
1442         string str;
1443
1444         if (ob == dialog_->input_date_format)
1445                 str = lyxrc.getDescription(LyXRC::RC_DATE_INSERT_FORMAT);
1446
1447         return str;
1448 }
1449
1450
1451 void FormPreferences::InputsMisc::update()
1452 {
1453         fl_set_input(dialog_->input_date_format,
1454                      lyxrc.date_insert_format.c_str());
1455 }
1456
1457
1458 FormPreferences::Interface::Interface(FormPreferences &  p)
1459         : parent_(p)
1460 {}
1461
1462
1463 FD_form_interface const * FormPreferences::Interface::dialog()
1464 {
1465         return dialog_.get();
1466 }
1467
1468
1469 void FormPreferences::Interface::apply() const
1470 {
1471         lyxrc.popup_normal_font =
1472                 fl_get_input(dialog_->input_popup_normal_font);
1473         lyxrc.popup_bold_font = fl_get_input(dialog_->input_popup_bold_font);
1474         lyxrc.popup_font_encoding =
1475                 fl_get_input(dialog_->input_popup_font_encoding);
1476         lyxrc.bind_file = fl_get_input(dialog_->input_bind_file);
1477         lyxrc.ui_file = fl_get_input(dialog_->input_ui_file);
1478         lyxrc.override_x_deadkeys =
1479                 fl_get_button(dialog_->check_override_x_dead_keys);
1480 }
1481
1482
1483 void FormPreferences::Interface::build()
1484 {
1485         dialog_.reset(parent_.build_interface());
1486
1487         fl_set_input_return(dialog_->input_popup_normal_font, FL_RETURN_CHANGED);
1488         fl_set_input_return(dialog_->input_popup_bold_font, FL_RETURN_CHANGED);
1489         fl_set_input_return(dialog_->input_popup_font_encoding, FL_RETURN_CHANGED);
1490         fl_set_input_return(dialog_->input_bind_file, FL_RETURN_CHANGED);
1491         fl_set_input_return(dialog_->input_ui_file, FL_RETURN_CHANGED);
1492
1493         // set up the feedback mechanism
1494         setPrehandler(dialog_->input_popup_normal_font);
1495         setPrehandler(dialog_->input_popup_bold_font);
1496         setPrehandler(dialog_->input_popup_font_encoding);
1497         setPrehandler(dialog_->input_bind_file);
1498         setPrehandler(dialog_->button_bind_file_browse);
1499         setPrehandler(dialog_->input_ui_file);
1500         setPrehandler(dialog_->button_ui_file_browse);
1501         setPrehandler(dialog_->check_override_x_dead_keys);
1502 }
1503
1504
1505 string const
1506 FormPreferences::Interface::feedback(FL_OBJECT const * const ob) const
1507 {
1508         string str;
1509
1510         if (ob == dialog_->input_popup_normal_font)
1511                 str = lyxrc.getDescription(LyXRC::RC_POPUP_NORMAL_FONT);
1512         else if (ob == dialog_->input_popup_bold_font)
1513                 str = lyxrc.getDescription(LyXRC::RC_POPUP_BOLD_FONT);
1514         else if (ob == dialog_->input_popup_font_encoding)
1515                 str = lyxrc.getDescription(LyXRC::RC_POPUP_FONT_ENCODING);
1516         else if (ob == dialog_->input_bind_file)
1517                 str = lyxrc.getDescription(LyXRC::RC_BINDFILE);
1518         else if (ob == dialog_->input_ui_file)
1519                 str = lyxrc.getDescription(LyXRC::RC_UIFILE);
1520         else if (ob == dialog_->check_override_x_dead_keys)
1521                 str = lyxrc.getDescription(LyXRC::RC_OVERRIDE_X_DEADKEYS);
1522
1523         return str;
1524 }
1525
1526
1527 bool FormPreferences::Interface::input(FL_OBJECT const * const ob)
1528 {
1529         if (ob == dialog_->button_bind_file_browse) {
1530                 string dir  = AddName(system_lyxdir, "bind");
1531                 string name = N_("Sys Bind|#S#s");
1532                 pair<string,string> dir1(name, dir);
1533
1534                 dir = AddName(user_lyxdir, "bind");
1535                 name = N_("User Bind|#U#u");
1536                 pair<string,string> dir2(name, dir);
1537
1538                 parent_.browse(dialog_->input_bind_file,
1539                                N_("Bind file"), "*.bind", dir1, dir2);
1540
1541         } else if (ob == dialog_->button_ui_file_browse) {
1542                 string dir  = AddName(system_lyxdir, "ui");
1543                 string name = N_("Sys UI|#S#s");
1544                 pair<string,string> dir1(name, dir);
1545
1546                 dir = AddName(user_lyxdir, "ui");
1547                 name = N_("User UI|#U#u");
1548                 pair<string,string> dir2(name, dir);
1549
1550                 parent_.browse(dialog_->input_ui_file,
1551                                N_("UI file"), "*.ui", dir1, dir2);
1552         }
1553
1554         return true;
1555 }
1556
1557
1558 void FormPreferences::Interface::update()
1559 {
1560         fl_set_input(dialog_->input_popup_normal_font,
1561                      lyxrc.popup_normal_font.c_str());
1562         fl_set_input(dialog_->input_popup_bold_font,
1563                      lyxrc.popup_bold_font.c_str());
1564         fl_set_input(dialog_->input_popup_font_encoding,
1565                      lyxrc.popup_font_encoding.c_str());
1566         fl_set_input(dialog_->input_bind_file,
1567                      lyxrc.bind_file.c_str());
1568         fl_set_input(dialog_->input_ui_file,
1569                      lyxrc.ui_file.c_str());
1570         fl_set_button(dialog_->check_override_x_dead_keys,
1571                       lyxrc.override_x_deadkeys);
1572 }
1573
1574
1575 FormPreferences::Language::Language(FormPreferences &  p)
1576         : parent_(p)
1577 {}
1578
1579
1580 FD_form_language const * FormPreferences::Language::dialog()
1581 {
1582         return dialog_.get();
1583 }
1584
1585
1586 void FormPreferences::Language::apply()
1587 {
1588         lyxrc.default_language = combo_default_lang->getline();
1589
1590         int button = fl_get_button(dialog_->check_use_kbmap);
1591         string const name_1 = fl_get_input(dialog_->input_kbmap1);
1592         string const name_2 = fl_get_input(dialog_->input_kbmap2);
1593         if (button)
1594                 button = !(name_1.empty() && name_2.empty());
1595         lyxrc.use_kbmap = static_cast<bool>(button);
1596
1597         if (lyxrc.use_kbmap) {
1598                 lyxrc.primary_kbmap = name_1;
1599                 lyxrc.secondary_kbmap = name_2;
1600         }
1601
1602         button = fl_get_button(dialog_->check_rtl_support);
1603         lyxrc.rtl_support = static_cast<bool>(button);
1604
1605         button = fl_get_button(dialog_->check_mark_foreign);
1606         lyxrc.mark_foreign_language = static_cast<bool>(button);
1607
1608         button = fl_get_button(dialog_->check_auto_begin);
1609         lyxrc.language_auto_begin = static_cast<bool>(button);
1610
1611         button = fl_get_button(dialog_->check_auto_end);
1612         lyxrc.language_auto_end = static_cast<bool>(button);
1613
1614         button = fl_get_button(dialog_->check_use_babel);
1615         lyxrc.language_use_babel = static_cast<bool>(button);
1616
1617         button = fl_get_button(dialog_->check_global_options);
1618         lyxrc.language_global_options = static_cast<bool>(button);
1619
1620         lyxrc.language_package = fl_get_input(dialog_->input_package);
1621         lyxrc.language_command_begin = fl_get_input(dialog_->input_command_begin);
1622         lyxrc.language_command_end = fl_get_input(dialog_->input_command_end);
1623
1624         // Ensure that all is self-consistent.
1625         update();
1626 }
1627
1628
1629 void FormPreferences::Language::build()
1630 {
1631         dialog_.reset(parent_.build_language());
1632
1633         fl_set_input_return(dialog_->input_package, FL_RETURN_CHANGED);
1634         fl_set_input_return(dialog_->input_command_begin, FL_RETURN_CHANGED);
1635         fl_set_input_return(dialog_->input_command_end, FL_RETURN_CHANGED);
1636
1637         // The default_language is a combo-box and has to be inserted manually
1638         fl_freeze_form(dialog_->form);
1639         fl_addto_form(dialog_->form);
1640
1641         FL_OBJECT * obj = dialog_->choice_default_lang;
1642         fl_deactivate_object(dialog_->choice_default_lang);
1643         combo_default_lang.reset(new Combox(FL_COMBOX_DROPLIST));
1644         combo_default_lang->add(obj->x, obj->y, obj->w, obj->h, 400,
1645                                 parent_.lang_opts_tab_->tabfolder_inner,
1646                                 parent_.dialog_->tabfolder_prefs);
1647         combo_default_lang->shortcut("#L",1);
1648         combo_default_lang->setcallback(ComboCB, &parent_);
1649
1650         for (Languages::const_iterator cit = languages.begin();
1651             cit != languages.end(); ++cit) {
1652                 combo_default_lang->addto(cit->second.lang());
1653         }
1654
1655         fl_end_form();
1656         fl_unfreeze_form(dialog_->form);
1657
1658         // set up the feedback mechanism
1659         setPrehandler(dialog_->input_package);
1660         setPrehandler(dialog_->check_use_kbmap);
1661
1662         // This is safe, as nothing is done to the pointer, other than
1663         // to use its address in a block-if statement.
1664         // No it's not! Leads to crash.
1665         // setPrehandler(
1666         //              reinterpret_cast<FL_OBJECT *>(combo_default_lang),
1667         //              C_FormPreferencesFeedbackCB);
1668
1669         setPrehandler(dialog_->input_kbmap1);
1670         setPrehandler(dialog_->input_kbmap2);
1671         setPrehandler(dialog_->check_rtl_support);
1672         setPrehandler(dialog_->check_mark_foreign);
1673         setPrehandler(dialog_->check_auto_begin);
1674         setPrehandler(dialog_->check_auto_end);
1675         setPrehandler(dialog_->check_use_babel);
1676         setPrehandler(dialog_->check_global_options);
1677         setPrehandler(dialog_->input_command_begin);
1678         setPrehandler(dialog_->input_command_end);
1679
1680         // Activate/Deactivate the input fields dependent on the state of the
1681         // buttons.
1682         input(0);
1683 }
1684
1685
1686 string const
1687 FormPreferences::Language::feedback(FL_OBJECT const * const ob) const
1688 {
1689         string str;
1690
1691         if (reinterpret_cast<Combox const *>(ob) == combo_default_lang.get())
1692                 str = lyxrc.getDescription(LyXRC::RC_DEFAULT_LANGUAGE);
1693         else if (ob == dialog_->check_use_kbmap)
1694                 str = lyxrc.getDescription(LyXRC::RC_KBMAP);
1695         else if (ob == dialog_->input_kbmap1)
1696                 str = lyxrc.getDescription(LyXRC::RC_KBMAP_PRIMARY);
1697         else if (ob == dialog_->input_kbmap2)
1698                 str = lyxrc.getDescription(LyXRC::RC_KBMAP_SECONDARY);
1699         else if (ob == dialog_->check_rtl_support)
1700                 str = lyxrc.getDescription(LyXRC::RC_RTL_SUPPORT);
1701         else if (ob == dialog_->check_mark_foreign)
1702                 str = lyxrc.getDescription(LyXRC::RC_MARK_FOREIGN_LANGUAGE);
1703         else if (ob == dialog_->check_auto_begin)
1704                 str = lyxrc.getDescription(LyXRC::RC_LANGUAGE_AUTO_BEGIN);
1705         else if (ob == dialog_->check_auto_end)
1706                 str = lyxrc.getDescription(LyXRC::RC_LANGUAGE_AUTO_END);
1707         else if (ob == dialog_->check_use_babel)
1708                 str = lyxrc.getDescription(LyXRC::RC_LANGUAGE_USE_BABEL);
1709         else if (ob == dialog_->check_global_options)
1710                 str = lyxrc.getDescription(LyXRC::RC_LANGUAGE_GLOBAL_OPTIONS);
1711         else if (ob == dialog_->input_package)
1712                 str = lyxrc.getDescription(LyXRC::RC_LANGUAGE_PACKAGE);
1713         else if (ob == dialog_->input_command_begin)
1714                 str = lyxrc.getDescription(LyXRC::RC_LANGUAGE_COMMAND_BEGIN);
1715         else if (ob == dialog_->input_command_end)
1716                 str = lyxrc.getDescription(LyXRC::RC_LANGUAGE_COMMAND_END);
1717
1718         return str;
1719 }
1720
1721
1722 bool FormPreferences::Language::input(FL_OBJECT const * const ob)
1723 {
1724         bool activate = true;
1725
1726         // !ob if function is called from Language::build() to de/activate
1727         // objects,
1728         // otherwise the function is called by an xforms CB via input().
1729         if (!ob || ob == dialog_->check_use_kbmap) {
1730                 bool const enable = fl_get_button(dialog_->check_use_kbmap);
1731                 setEnabled(dialog_->button_kbmap1_browse, enable);
1732                 setEnabled(dialog_->button_kbmap2_browse, enable);
1733                 setEnabled(dialog_->input_kbmap1, enable);
1734                 setEnabled(dialog_->input_kbmap2, enable);
1735         }
1736
1737         if (ob == dialog_->button_kbmap1_browse) {
1738                 string const dir  = AddName(system_lyxdir, "kbd");
1739                 string const name = N_("Key maps|#K#k");
1740                 pair<string, string> dir1(name, dir);
1741
1742                 parent_.browse(dialog_->input_kbmap1,
1743                                N_("Keyboard map"), "*.kmap", dir1);
1744         } else if (ob == dialog_->button_kbmap2_browse) {
1745                 string const dir  = AddName(system_lyxdir, "kbd");
1746                 string const name = N_("Key maps|#K#k");
1747                 pair<string, string> dir1(name, dir);
1748
1749                 parent_.browse(dialog_->input_kbmap2,
1750                                N_("Keyboard map"), "*.kmap", dir1);
1751         }
1752
1753         return activate;
1754 }
1755
1756
1757 void FormPreferences::Language::update()
1758 {
1759         fl_set_button(dialog_->check_use_kbmap,
1760                       lyxrc.use_kbmap);
1761
1762         combo_default_lang->select(lyxrc.default_language);
1763
1764         if (lyxrc.use_kbmap) {
1765                 fl_set_input(dialog_->input_kbmap1,
1766                              lyxrc.primary_kbmap.c_str());
1767                 fl_set_input(dialog_->input_kbmap2,
1768                              lyxrc.secondary_kbmap.c_str());
1769         } else {
1770                 fl_set_input(dialog_->input_kbmap1, "");
1771                 fl_set_input(dialog_->input_kbmap2, "");
1772         }
1773
1774         fl_set_button(dialog_->check_rtl_support, lyxrc.rtl_support);
1775         fl_set_button(dialog_->check_mark_foreign,
1776                       lyxrc.mark_foreign_language);
1777         fl_set_button(dialog_->check_auto_begin, lyxrc.language_auto_begin);
1778         fl_set_button(dialog_->check_auto_end, lyxrc.language_auto_end);
1779         fl_set_button(dialog_->check_use_babel, lyxrc.language_use_babel);
1780         fl_set_button(dialog_->check_global_options,
1781                       lyxrc.language_global_options);
1782
1783         fl_set_input(dialog_->input_package,
1784                      lyxrc.language_package.c_str());
1785         fl_set_input(dialog_->input_command_begin,
1786                      lyxrc.language_command_begin.c_str());
1787         fl_set_input(dialog_->input_command_end,
1788                      lyxrc.language_command_end.c_str());
1789
1790         // Activate/Deactivate the input fields dependent on the state of the
1791         // buttons.
1792         input(0);
1793 }
1794
1795
1796 void FormPreferences::Language::ComboCB(int, void * v, Combox * combox)
1797 {
1798     FormPreferences * pre = static_cast<FormPreferences*>(v);
1799     // This is safe, as nothing is done to the pointer, other than
1800     // to use its address in a block-if statement.
1801     pre->bc().valid(pre->input(reinterpret_cast<FL_OBJECT *>(combox), 0));
1802 }
1803
1804
1805 FormPreferences::LnFmisc::LnFmisc(FormPreferences &  p)
1806         : parent_(p)
1807 {}
1808
1809
1810 FD_form_lnf_misc const * FormPreferences::LnFmisc::dialog()
1811 {
1812         return dialog_.get();
1813 }
1814
1815
1816 void FormPreferences::LnFmisc::apply() const
1817 {
1818         lyxrc.show_banner = fl_get_button(dialog_->check_banner);
1819         lyxrc.auto_region_delete =
1820                 fl_get_button(dialog_->check_auto_region_delete);
1821         lyxrc.exit_confirmation = fl_get_button(dialog_->check_exit_confirm);
1822         lyxrc.display_shortcuts =
1823                 fl_get_button(dialog_->check_display_shrtcuts);
1824         lyxrc.new_ask_filename = fl_get_button(dialog_->check_ask_new_file);
1825         lyxrc.cursor_follows_scrollbar =
1826                 fl_get_button(dialog_->check_cursor_follows_scrollbar);
1827         lyxrc.dialogs_iconify_with_main =
1828                 fl_get_button(dialog_->check_dialogs_iconify_with_main);
1829         lyxrc.autosave = static_cast<unsigned int>
1830                 (fl_get_counter_value(dialog_->counter_autosave));
1831         lyxrc.wheel_jump = static_cast<unsigned int>
1832                 (fl_get_counter_value(dialog_->counter_wm_jump));
1833
1834         string const old_value = lyxrc.display_graphics;
1835         if (fl_get_button(dialog_->radio_display_monochrome)) {
1836                 lyxrc.display_graphics = "mono";
1837         } else if (fl_get_button(dialog_->radio_display_grayscale)) {
1838                 lyxrc.display_graphics = "gray";
1839         } else if (fl_get_button(dialog_->radio_display_color)) {
1840                 lyxrc.display_graphics = "color";
1841         } else {
1842                 lyxrc.display_graphics = "no";
1843         }
1844         if (old_value != lyxrc.display_graphics) {
1845                 grfx::GCache & gc = grfx::GCache::get();
1846                 gc.changeDisplay();
1847         }
1848 }
1849
1850
1851 void FormPreferences::LnFmisc::build()
1852 {
1853         dialog_.reset(parent_.build_lnf_misc());
1854
1855         fl_set_counter_step(dialog_->counter_autosave, 1, 10);
1856         fl_set_counter_step(dialog_->counter_wm_jump, 1, 10);
1857
1858         fl_set_counter_return(dialog_->counter_autosave, FL_RETURN_CHANGED);
1859         fl_set_counter_return(dialog_->counter_wm_jump, FL_RETURN_CHANGED);
1860
1861         // set up the feedback mechanism
1862         setPrehandler(dialog_->check_banner);
1863         setPrehandler(dialog_->check_auto_region_delete);
1864         setPrehandler(dialog_->check_exit_confirm);
1865         setPrehandler(dialog_->check_display_shrtcuts);
1866         setPrehandler(dialog_->counter_autosave);
1867         setPrehandler(dialog_->check_ask_new_file);
1868         setPrehandler(dialog_->check_cursor_follows_scrollbar);
1869         setPrehandler(dialog_->check_dialogs_iconify_with_main);
1870         setPrehandler(dialog_->counter_wm_jump);
1871         setPrehandler(dialog_->radio_display_monochrome);
1872         setPrehandler(dialog_->radio_display_grayscale);
1873         setPrehandler(dialog_->radio_display_color);
1874         setPrehandler(dialog_->radio_no_display);
1875 }
1876
1877
1878 string const
1879 FormPreferences::LnFmisc::feedback(FL_OBJECT const * const ob) const
1880 {
1881         string str;
1882
1883         if (ob == dialog_->check_banner)
1884                 str = lyxrc.getDescription(LyXRC::RC_SHOW_BANNER);
1885         else if (ob == dialog_->check_auto_region_delete)
1886                 str = lyxrc.getDescription(LyXRC::RC_AUTOREGIONDELETE);
1887         else if (ob == dialog_->check_exit_confirm)
1888                 str = lyxrc.getDescription(LyXRC::RC_EXIT_CONFIRMATION);
1889         else if (ob == dialog_->check_display_shrtcuts)
1890                 str = lyxrc.getDescription(LyXRC::RC_DISPLAY_SHORTCUTS);
1891         else if (ob == dialog_->check_ask_new_file)
1892                 str = lyxrc.getDescription(LyXRC::RC_NEW_ASK_FILENAME);
1893         else if (ob == dialog_->check_cursor_follows_scrollbar)
1894                 str = lyxrc.getDescription(LyXRC::RC_CURSOR_FOLLOWS_SCROLLBAR);
1895         else if (ob == dialog_->check_dialogs_iconify_with_main)
1896                 str = lyxrc.getDescription(LyXRC::RC_DIALOGS_ICONIFY_WITH_MAIN);
1897         else if (ob == dialog_->counter_autosave)
1898                 str = lyxrc.getDescription(LyXRC::RC_AUTOSAVE);
1899         else if (ob == dialog_->counter_wm_jump)
1900                 str = lyxrc.getDescription(LyXRC::RC_WHEEL_JUMP);
1901         else if (ob == dialog_->radio_display_monochrome ||
1902                  ob == dialog_->radio_display_grayscale ||
1903                  ob == dialog_->radio_display_color ||
1904                  ob == dialog_->radio_no_display)
1905                 str = lyxrc.getDescription(LyXRC::RC_DISPLAY_GRAPHICS);
1906
1907         return str;
1908 }
1909
1910
1911 void FormPreferences::LnFmisc::update()
1912 {
1913         fl_set_button(dialog_->check_banner, lyxrc.show_banner);
1914         fl_set_button(dialog_->check_auto_region_delete,
1915                       lyxrc.auto_region_delete);
1916         fl_set_button(dialog_->check_exit_confirm, lyxrc.exit_confirmation);
1917         fl_set_button(dialog_->check_display_shrtcuts, lyxrc.display_shortcuts);
1918         fl_set_button(dialog_->check_ask_new_file, lyxrc.new_ask_filename);
1919         fl_set_button(dialog_->check_cursor_follows_scrollbar,
1920                       lyxrc.cursor_follows_scrollbar);
1921         fl_set_button(dialog_->check_dialogs_iconify_with_main,
1922                       lyxrc.dialogs_iconify_with_main);
1923         fl_set_counter_value(dialog_->counter_autosave, lyxrc.autosave);
1924         fl_set_counter_value(dialog_->counter_wm_jump, lyxrc.wheel_jump);
1925
1926         if (lyxrc.display_graphics == "mono") {
1927                 fl_set_button(dialog_->radio_display_monochrome, 1);
1928         } else if (lyxrc.display_graphics == "gray") {
1929                 fl_set_button(dialog_->radio_display_grayscale, 1);
1930         } else if (lyxrc.display_graphics == "color") {
1931                 fl_set_button(dialog_->radio_display_color, 1);
1932         } else {
1933                 fl_set_button(dialog_->radio_no_display, 1);
1934         }
1935 }
1936
1937
1938 FormPreferences::OutputsMisc::OutputsMisc(FormPreferences &  p)
1939         : parent_(p)
1940 {}
1941
1942
1943 FD_form_outputs_misc const * FormPreferences::OutputsMisc::dialog()
1944 {
1945         return dialog_.get();
1946 }
1947
1948
1949 void FormPreferences::OutputsMisc::apply() const
1950 {
1951         lyxrc.ascii_linelen = static_cast<unsigned int>
1952                 (fl_get_counter_value(dialog_->counter_line_len));
1953         lyxrc.fontenc = fl_get_input(dialog_->input_tex_encoding);
1954
1955         int const choice =
1956                 fl_get_choice(dialog_->choice_default_papersize) - 1;
1957         lyxrc.default_papersize = static_cast<BufferParams::PAPER_SIZE>(choice);
1958
1959         lyxrc.ascii_roff_command = fl_get_input(dialog_->input_ascii_roff);
1960         lyxrc.chktex_command = fl_get_input(dialog_->input_checktex);
1961         lyxrc.view_dvi_paper_option = fl_get_input(dialog_->input_paperoption);
1962         lyxrc.auto_reset_options = fl_get_button(dialog_->check_autoreset_classopt);
1963 }
1964
1965
1966 void FormPreferences::OutputsMisc::build()
1967 {
1968         dialog_.reset(parent_.build_outputs_misc());
1969
1970         fl_set_counter_step(dialog_->counter_line_len, 1, 10);
1971
1972         fl_set_counter_return(dialog_->counter_line_len, FL_RETURN_CHANGED);
1973         fl_set_input_return(dialog_->input_tex_encoding, FL_RETURN_CHANGED);
1974         fl_set_input_return(dialog_->input_ascii_roff,   FL_RETURN_CHANGED);
1975         fl_set_input_return(dialog_->input_checktex,     FL_RETURN_CHANGED);
1976         fl_set_input_return(dialog_->input_paperoption,  FL_RETURN_CHANGED);
1977
1978         fl_addto_choice(dialog_->choice_default_papersize,
1979                         _(" default | US letter | legal | executive | A3 | A4 | A5 | B5 "));
1980
1981         // set up the feedback mechanism
1982         setPrehandler(dialog_->counter_line_len);
1983         setPrehandler(dialog_->input_tex_encoding);
1984         setPrehandler(dialog_->choice_default_papersize);
1985         setPrehandler(dialog_->input_ascii_roff);
1986         setPrehandler(dialog_->input_checktex);
1987         setPrehandler(dialog_->input_paperoption);
1988         setPrehandler(dialog_->check_autoreset_classopt);
1989 }
1990
1991
1992 string const
1993 FormPreferences::OutputsMisc::feedback(FL_OBJECT const * const ob) const
1994 {
1995         string str;
1996
1997         if (ob == dialog_->counter_line_len)
1998                 str = lyxrc.getDescription(LyXRC::RC_ASCII_LINELEN);
1999         else if (ob == dialog_->input_tex_encoding)
2000                 str = lyxrc.getDescription(LyXRC::RC_FONT_ENCODING);
2001         else if (ob == dialog_->input_ascii_roff)
2002                 str = lyxrc.getDescription(LyXRC::RC_ASCIIROFF_COMMAND);
2003         else if (ob == dialog_->input_checktex)
2004                 str = lyxrc.getDescription(LyXRC::RC_CHKTEX_COMMAND);
2005         else if (ob == dialog_->choice_default_papersize)
2006                 str = lyxrc.getDescription(LyXRC::RC_DEFAULT_PAPERSIZE);
2007         else if (ob == dialog_->input_paperoption)
2008                 str = lyxrc.getDescription(LyXRC::RC_VIEWDVI_PAPEROPTION);
2009         else if (ob == dialog_->check_autoreset_classopt)
2010                 str = lyxrc.getDescription(LyXRC::RC_AUTORESET_OPTIONS);
2011
2012         return str;
2013 }
2014
2015
2016 void FormPreferences::OutputsMisc::update()
2017 {
2018         fl_set_counter_value(dialog_->counter_line_len,
2019                              lyxrc.ascii_linelen);
2020         fl_set_input(dialog_->input_tex_encoding,
2021                      lyxrc.fontenc.c_str());
2022         fl_set_choice(dialog_->choice_default_papersize,
2023                       lyxrc.default_papersize+1);
2024         fl_set_input(dialog_->input_ascii_roff,
2025                      lyxrc.ascii_roff_command.c_str());
2026         fl_set_input(dialog_->input_checktex,
2027                      lyxrc.chktex_command.c_str());
2028         fl_set_input(dialog_->input_paperoption,
2029                      lyxrc.view_dvi_paper_option.c_str());
2030         fl_set_button(dialog_->check_autoreset_classopt,
2031                      lyxrc.auto_reset_options);
2032
2033 }
2034
2035
2036 FormPreferences::Paths::Paths(FormPreferences &  p)
2037         : parent_(p)
2038 {}
2039
2040
2041 FD_form_paths const * FormPreferences::Paths::dialog()
2042 {
2043         return dialog_.get();
2044 }
2045
2046
2047 void FormPreferences::Paths::apply()
2048 {
2049         lyxrc.document_path = fl_get_input(dialog_->input_default_path);
2050         lyxrc.template_path = fl_get_input(dialog_->input_template_path);
2051
2052         int button = fl_get_button(dialog_->check_use_temp_dir);
2053         string str  = fl_get_input(dialog_->input_temp_dir);
2054         if (!button) str.erase();
2055
2056         lyxrc.use_tempdir = button;
2057         lyxrc.tempdir_path = str;
2058
2059         button = fl_get_button(dialog_->check_last_files);
2060         str = fl_get_input(dialog_->input_lastfiles);
2061         if (!button) str.erase();
2062
2063         lyxrc.check_lastfiles = button;
2064         lyxrc.lastfiles = str;
2065         lyxrc.num_lastfiles = static_cast<unsigned int>
2066                 (fl_get_counter_value(dialog_->counter_lastfiles));
2067
2068         button = fl_get_button(dialog_->check_make_backups);
2069         str = fl_get_input(dialog_->input_backup_path);
2070         if (!button) str.erase();
2071
2072         lyxrc.make_backup = button;
2073         lyxrc.backupdir_path = str;
2074
2075         lyxrc.lyxpipes = fl_get_input(dialog_->input_serverpipe);
2076
2077         // update view
2078         update();
2079 }
2080
2081
2082 void FormPreferences::Paths::build()
2083 {
2084         dialog_.reset(parent_.build_paths());
2085
2086         fl_set_input_return(dialog_->input_default_path, FL_RETURN_CHANGED);
2087         fl_set_input_return(dialog_->input_template_path, FL_RETURN_CHANGED);
2088         fl_set_input_return(dialog_->input_temp_dir, FL_RETURN_CHANGED);
2089         fl_set_input_return(dialog_->input_lastfiles, FL_RETURN_CHANGED);
2090         fl_set_input_return(dialog_->input_backup_path, FL_RETURN_CHANGED);
2091         fl_set_counter_return(dialog_->counter_lastfiles, FL_RETURN_CHANGED);
2092         fl_set_input_return(dialog_->input_serverpipe, FL_RETURN_CHANGED);
2093
2094         // set up the feedback mechanism
2095         setPrehandler(dialog_->input_default_path);
2096         setPrehandler(dialog_->counter_lastfiles);
2097         setPrehandler(dialog_->input_template_path);
2098         setPrehandler(dialog_->check_last_files);
2099         setPrehandler(dialog_->input_lastfiles);
2100         setPrehandler(dialog_->check_make_backups);
2101         setPrehandler(dialog_->input_backup_path);
2102         setPrehandler(dialog_->input_serverpipe);
2103         setPrehandler(dialog_->input_temp_dir);
2104         setPrehandler(dialog_->check_use_temp_dir);
2105 }
2106
2107
2108 string const
2109 FormPreferences::Paths::feedback(FL_OBJECT const * const ob) const
2110 {
2111         string str;
2112
2113         if (ob == dialog_->input_default_path)
2114                 str = lyxrc.getDescription(LyXRC::RC_DOCUMENTPATH);
2115         else if (ob == dialog_->input_template_path)
2116                 str = lyxrc.getDescription(LyXRC::RC_TEMPLATEPATH);
2117         else if (ob == dialog_->check_use_temp_dir)
2118                 str = lyxrc.getDescription(LyXRC::RC_USETEMPDIR);
2119         else if (ob == dialog_->input_temp_dir)
2120                 str = lyxrc.getDescription(LyXRC::RC_TEMPDIRPATH);
2121         else if (ob == dialog_->check_last_files)
2122                 str = lyxrc.getDescription(LyXRC::RC_CHECKLASTFILES);
2123         else if (ob == dialog_->input_lastfiles)
2124                 str = lyxrc.getDescription(LyXRC::RC_LASTFILES);
2125         else if (ob == dialog_->counter_lastfiles)
2126                 str = lyxrc.getDescription(LyXRC::RC_NUMLASTFILES);
2127         else if (ob == dialog_->check_make_backups)
2128                 str = lyxrc.getDescription(LyXRC::RC_MAKE_BACKUP);
2129         else if (ob == dialog_->input_backup_path)
2130                 str = lyxrc.getDescription(LyXRC::RC_BACKUPDIR_PATH);
2131         else if (ob == dialog_->input_serverpipe) {
2132                 str = lyxrc.getDescription(LyXRC::RC_SERVERPIPE);
2133         }
2134
2135         return str;
2136 }
2137
2138
2139 bool FormPreferences::Paths::input(FL_OBJECT const * const ob)
2140 {
2141         bool activate = true;
2142
2143         // !ob if function is called from Paths::update() to de/activate
2144         // objects,
2145         // otherwise the function is called by an xforms CB via input().
2146         if (!ob || ob == dialog_->check_use_temp_dir) {
2147                 bool const enable = fl_get_button(dialog_->check_use_temp_dir);
2148                 setEnabled(dialog_->input_temp_dir, enable);
2149         }
2150
2151         if (!ob || ob == dialog_->check_last_files) {
2152                 bool const enable = fl_get_button(dialog_->check_last_files);
2153                 setEnabled(dialog_->input_lastfiles, enable);
2154         }
2155
2156         if (!ob || ob == dialog_->check_make_backups) {
2157                 bool const enable = fl_get_button(dialog_->check_make_backups);
2158                 setEnabled(dialog_->input_backup_path, enable);
2159         }
2160
2161         if (!ob || ob == dialog_->input_default_path) {
2162                 string const name = fl_get_input(dialog_->input_default_path);
2163                 if (!name.empty() && !RWInfo::WriteableDir(name)) {
2164                         parent_.postWarning(RWInfo::ErrorMessage());
2165                         return false;
2166                 }
2167         }
2168
2169         if (!ob || ob == dialog_->input_template_path) {
2170                 string const name = fl_get_input(dialog_->input_template_path);
2171                 if (!name.empty() && !RWInfo::ReadableDir(name)) {
2172                         parent_.postWarning(RWInfo::ErrorMessage());
2173                         return false;
2174                 }
2175         }
2176
2177         if (!ob || ob == dialog_->input_temp_dir) {
2178                 string const name = fl_get_input(dialog_->input_temp_dir);
2179                 if (fl_get_button(dialog_->check_make_backups)
2180                     && !name.empty()
2181                     && !RWInfo::WriteableDir(name)) {
2182                         parent_.postWarning(RWInfo::ErrorMessage());
2183                         return false;
2184                 }
2185         }
2186
2187         if (!ob || ob == dialog_->input_backup_path) {
2188                 string const name = fl_get_input(dialog_->input_backup_path);
2189                 if (fl_get_button(dialog_->check_make_backups)
2190                     && !name.empty()
2191                     && !RWInfo::WriteableDir(name)) {
2192                         parent_.postWarning(RWInfo::ErrorMessage());
2193                         return false;
2194                 }
2195         }
2196
2197         if (!ob || ob == dialog_->input_lastfiles) {
2198                 string const name = fl_get_input(dialog_->input_lastfiles);
2199                 if (fl_get_button(dialog_->check_last_files)
2200                     && !name.empty()
2201                     && !RWInfo::WriteableFile(name)) {
2202                         parent_.postWarning(RWInfo::ErrorMessage());
2203                         return false;
2204                 }
2205         }
2206
2207         if (!ob || ob == dialog_->input_serverpipe) {
2208                 string const name = fl_get_input(dialog_->input_serverpipe);
2209                 if (!name.empty()) {
2210                         // strip off the extension
2211                         string const str = ChangeExtension(name, "");
2212                         if (!RWInfo::WriteableFile(str + ".in")) {
2213                                 parent_.postWarning(RWInfo::ErrorMessage());
2214                                 return false;
2215                         }
2216                         if (!RWInfo::WriteableFile(str + ".out")) {
2217                                 parent_.postWarning(RWInfo::ErrorMessage());
2218                                 return false;
2219                         }
2220                 }
2221         }
2222
2223         if (ob == dialog_->button_default_path_browse) {
2224                 parent_.browse(dialog_->input_default_path,
2225                                N_("Default path"), string());
2226         } else if (ob == dialog_->button_template_path_browse) {
2227                 parent_.browse(dialog_->input_template_path,
2228                                N_("Template path"), string());
2229         } else if (ob == dialog_->button_temp_dir_browse) {
2230                 parent_.browse(dialog_->input_temp_dir,
2231                                N_("Temp dir"), string());
2232         } else if (ob == dialog_->button_lastfiles_browse) {
2233                 pair<string, string> dir(_("User|#U#u"), user_lyxdir);
2234
2235                 parent_.browse(dialog_->input_lastfiles,
2236                                N_("Lastfiles"), string(), dir);
2237         } else if (ob == dialog_->button_backup_path_browse) {
2238                 parent_.browse(dialog_->input_backup_path,
2239                                N_("Backup path"), string());
2240         } else if (ob == dialog_->button_serverpipe_browse) {
2241                 parent_.browse(dialog_->input_serverpipe,
2242                                N_("LyX Server pipes"), string());
2243         }
2244
2245         return activate;
2246 }
2247
2248
2249 void FormPreferences::Paths::update()
2250 {
2251         fl_set_input(dialog_->input_default_path,
2252                      lyxrc.document_path.c_str());
2253         fl_set_input(dialog_->input_template_path,
2254                      lyxrc.template_path.c_str());
2255
2256         string str;
2257         if (lyxrc.make_backup) str = lyxrc.backupdir_path;
2258
2259         fl_set_button(dialog_->check_make_backups,
2260                       lyxrc.make_backup);
2261         fl_set_input(dialog_->input_backup_path, str.c_str());
2262
2263         str.erase();
2264         if (lyxrc.use_tempdir) str = lyxrc.tempdir_path;
2265
2266         fl_set_button(dialog_->check_use_temp_dir,
2267                       lyxrc.use_tempdir);
2268         fl_set_input(dialog_->input_temp_dir, str.c_str());
2269
2270         str.erase();
2271         if (lyxrc.check_lastfiles) str = lyxrc.lastfiles;
2272
2273         fl_set_button(dialog_->check_last_files,
2274                       lyxrc.check_lastfiles);
2275         fl_set_input(dialog_->input_lastfiles, str.c_str());
2276         fl_set_counter_value(dialog_->counter_lastfiles,
2277                              lyxrc.num_lastfiles);
2278
2279         fl_set_input(dialog_->input_serverpipe, lyxrc.lyxpipes.c_str());
2280
2281         // Activate/Deactivate the input fields dependent on the state of the
2282         // buttons.
2283         input(0);
2284 }
2285
2286
2287 FormPreferences::Printer::Printer(FormPreferences &  p)
2288         : parent_(p)
2289 {}
2290
2291
2292 FD_form_printer const * FormPreferences::Printer::dialog()
2293 {
2294         return dialog_.get();
2295 }
2296
2297
2298 void FormPreferences::Printer::apply() const
2299 {
2300         lyxrc.print_adapt_output = fl_get_button(dialog_->check_adapt_output);
2301         lyxrc.print_command = fl_get_input(dialog_->input_command);
2302         lyxrc.print_pagerange_flag = fl_get_input(dialog_->input_page_range);
2303         lyxrc.print_copies_flag = fl_get_input(dialog_->input_copies);
2304         lyxrc.print_reverse_flag = fl_get_input(dialog_->input_reverse);
2305         lyxrc.print_to_printer = fl_get_input(dialog_->input_to_printer);
2306         lyxrc.print_file_extension =
2307                 fl_get_input(dialog_->input_file_extension);
2308         lyxrc.print_spool_command =
2309                 fl_get_input(dialog_->input_spool_command);
2310         lyxrc.print_paper_flag = fl_get_input(dialog_->input_paper_type);
2311         lyxrc.print_evenpage_flag = fl_get_input(dialog_->input_even_pages);
2312         lyxrc.print_oddpage_flag = fl_get_input(dialog_->input_odd_pages);
2313         lyxrc.print_collcopies_flag = fl_get_input(dialog_->input_collated);
2314         lyxrc.print_landscape_flag = fl_get_input(dialog_->input_landscape);
2315         lyxrc.print_to_file = fl_get_input(dialog_->input_to_file);
2316         lyxrc.print_extra_options =
2317                 fl_get_input(dialog_->input_extra_options);
2318         lyxrc.print_spool_printerprefix =
2319                 fl_get_input(dialog_->input_spool_prefix);
2320         lyxrc.print_paper_dimension_flag =
2321                 fl_get_input(dialog_->input_paper_size);
2322         lyxrc.printer = fl_get_input(dialog_->input_name);
2323 }
2324
2325
2326 string const
2327 FormPreferences::Printer::feedback(FL_OBJECT const * const ob) const
2328 {
2329         string str;
2330
2331         if (ob == dialog_->input_command)
2332                 str = lyxrc.getDescription(LyXRC::RC_PRINT_COMMAND);
2333         else if (ob == dialog_->check_adapt_output)
2334                 str = lyxrc.getDescription(LyXRC::RC_PRINT_ADAPTOUTPUT);
2335         else if (ob == dialog_->input_to_printer)
2336                 str = lyxrc.getDescription(LyXRC::RC_PRINTTOPRINTER);
2337         else if (ob == dialog_->input_to_file)
2338                 str = lyxrc.getDescription(LyXRC::RC_PRINTTOFILE);
2339         else if (ob == dialog_->input_file_extension)
2340                 str = lyxrc.getDescription(LyXRC::RC_PRINTFILEEXTENSION);
2341         else if (ob == dialog_->input_extra_options)
2342                 str = lyxrc.getDescription(LyXRC::RC_PRINTEXSTRAOPTIONS);
2343         else if (ob == dialog_->input_spool_command)
2344                 str = lyxrc.getDescription(LyXRC::RC_PRINTSPOOL_COMMAND);
2345         else if (ob == dialog_->input_spool_prefix)
2346                 str = lyxrc.getDescription(LyXRC::RC_PRINTSPOOL_PRINTERPREFIX);
2347         else if (ob == dialog_->input_name)
2348                 str = lyxrc.getDescription(LyXRC::RC_PRINTER);
2349         else if (ob == dialog_->input_even_pages)
2350                 str = lyxrc.getDescription(LyXRC::RC_PRINTEVENPAGEFLAG);
2351         else if (ob == dialog_->input_odd_pages)
2352                 str = lyxrc.getDescription(LyXRC::RC_PRINTODDPAGEFLAG);
2353         else if (ob == dialog_->input_page_range)
2354                 str = lyxrc.getDescription(LyXRC::RC_PRINTPAGERANGEFLAG);
2355         else if (ob == dialog_->input_reverse)
2356                 str = lyxrc.getDescription(LyXRC::RC_PRINTREVERSEFLAG);
2357         else if (ob == dialog_->input_landscape)
2358                 str = lyxrc.getDescription(LyXRC::RC_PRINTLANDSCAPEFLAG);
2359         else if (ob == dialog_->input_copies)
2360                 str = lyxrc.getDescription(LyXRC::RC_PRINTCOPIESFLAG);
2361         else if (ob == dialog_->input_collated)
2362                 str = lyxrc.getDescription(LyXRC::RC_PRINTCOLLCOPIESFLAG);
2363         else if (ob == dialog_->input_paper_type)
2364                 str = lyxrc.getDescription(LyXRC::RC_PRINTPAPERFLAG);
2365         else if (ob == dialog_->input_paper_size)
2366                 str = lyxrc.getDescription(LyXRC::RC_PRINTPAPERDIMENSIONFLAG);
2367
2368         return str;
2369 }
2370
2371
2372 void FormPreferences::Printer::build()
2373 {
2374         dialog_.reset(parent_.build_printer());
2375
2376         fl_set_input_return(dialog_->input_command, FL_RETURN_CHANGED);
2377         fl_set_input_return(dialog_->input_page_range, FL_RETURN_CHANGED);
2378         fl_set_input_return(dialog_->input_copies, FL_RETURN_CHANGED);
2379         fl_set_input_return(dialog_->input_reverse, FL_RETURN_CHANGED);
2380         fl_set_input_return(dialog_->input_to_printer, FL_RETURN_CHANGED);
2381         fl_set_input_return(dialog_->input_file_extension, FL_RETURN_CHANGED);
2382         fl_set_input_return(dialog_->input_spool_command, FL_RETURN_CHANGED);
2383         fl_set_input_return(dialog_->input_paper_type, FL_RETURN_CHANGED);
2384         fl_set_input_return(dialog_->input_even_pages, FL_RETURN_CHANGED);
2385         fl_set_input_return(dialog_->input_odd_pages, FL_RETURN_CHANGED);
2386         fl_set_input_return(dialog_->input_collated, FL_RETURN_CHANGED);
2387         fl_set_input_return(dialog_->input_landscape, FL_RETURN_CHANGED);
2388         fl_set_input_return(dialog_->input_to_file, FL_RETURN_CHANGED);
2389         fl_set_input_return(dialog_->input_extra_options, FL_RETURN_CHANGED);
2390         fl_set_input_return(dialog_->input_spool_prefix, FL_RETURN_CHANGED);
2391         fl_set_input_return(dialog_->input_paper_size, FL_RETURN_CHANGED);
2392         fl_set_input_return(dialog_->input_name, FL_RETURN_CHANGED);
2393
2394         // set up the feedback mechanism
2395         setPrehandler(dialog_->input_command);
2396         setPrehandler(dialog_->input_page_range);
2397         setPrehandler(dialog_->input_copies);
2398         setPrehandler(dialog_->input_reverse);
2399         setPrehandler(dialog_->input_to_printer);
2400         setPrehandler(dialog_->input_file_extension);
2401         setPrehandler(dialog_->input_spool_command);
2402         setPrehandler(dialog_->input_paper_type);
2403         setPrehandler(dialog_->input_even_pages);
2404         setPrehandler(dialog_->input_odd_pages);
2405         setPrehandler(dialog_->input_collated);
2406         setPrehandler(dialog_->input_landscape);
2407         setPrehandler(dialog_->input_to_file);
2408         setPrehandler(dialog_->input_extra_options);
2409         setPrehandler(dialog_->input_spool_prefix);
2410         setPrehandler(dialog_->input_paper_size);
2411         setPrehandler(dialog_->input_name);
2412         setPrehandler(dialog_->check_adapt_output);
2413 }
2414
2415
2416 void FormPreferences::Printer::update()
2417 {
2418         fl_set_button(dialog_->check_adapt_output,
2419                       lyxrc.print_adapt_output);
2420         fl_set_input(dialog_->input_command,
2421                      lyxrc.print_command.c_str());
2422         fl_set_input(dialog_->input_page_range,
2423                      lyxrc.print_pagerange_flag.c_str());
2424         fl_set_input(dialog_->input_copies,
2425                      lyxrc.print_copies_flag.c_str());
2426         fl_set_input(dialog_->input_reverse,
2427                      lyxrc.print_reverse_flag.c_str());
2428         fl_set_input(dialog_->input_to_printer,
2429                      lyxrc.print_to_printer.c_str());
2430         fl_set_input(dialog_->input_file_extension,
2431                      lyxrc.print_file_extension.c_str());
2432         fl_set_input(dialog_->input_spool_command,
2433                      lyxrc.print_spool_command.c_str());
2434         fl_set_input(dialog_->input_paper_type,
2435                      lyxrc.print_paper_flag.c_str());
2436         fl_set_input(dialog_->input_even_pages,
2437                      lyxrc.print_evenpage_flag.c_str());
2438         fl_set_input(dialog_->input_odd_pages,
2439                      lyxrc.print_oddpage_flag.c_str());
2440         fl_set_input(dialog_->input_collated,
2441                      lyxrc.print_collcopies_flag.c_str());
2442         fl_set_input(dialog_->input_landscape,
2443                      lyxrc.print_landscape_flag.c_str());
2444         fl_set_input(dialog_->input_to_file,
2445                      lyxrc.print_to_file.c_str());
2446         fl_set_input(dialog_->input_extra_options,
2447                      lyxrc.print_extra_options.c_str());
2448         fl_set_input(dialog_->input_spool_prefix,
2449                      lyxrc.print_spool_printerprefix.c_str());
2450         fl_set_input(dialog_->input_paper_size,
2451                      lyxrc.print_paper_dimension_flag.c_str());
2452         fl_set_input(dialog_->input_name,
2453                      lyxrc.printer.c_str());
2454 }
2455
2456
2457 FormPreferences::ScreenFonts::ScreenFonts(FormPreferences &  p)
2458         : parent_(p)
2459 {}
2460
2461
2462 FD_form_screen_fonts const * FormPreferences::ScreenFonts::dialog()
2463 {
2464         return dialog_.get();
2465 }
2466
2467
2468 void FormPreferences::ScreenFonts::apply() const
2469 {
2470         bool changed = false;
2471
2472         string str = fl_get_input(dialog_->input_roman);
2473         if (lyxrc.roman_font_name != str) {
2474                 changed = true;
2475                 lyxrc.roman_font_name = str;
2476         }
2477
2478         str = fl_get_input(dialog_->input_sans);
2479         if (lyxrc.sans_font_name != str) {
2480                 changed = true;
2481                 lyxrc.sans_font_name = str;
2482         }
2483
2484         str = fl_get_input(dialog_->input_typewriter);
2485         if (lyxrc.typewriter_font_name != str) {
2486                 changed = true;
2487                 lyxrc.typewriter_font_name = str;
2488         }
2489
2490         str = fl_get_input(dialog_->input_screen_encoding);
2491         if (lyxrc.font_norm != str) {
2492                 changed = true;
2493                 lyxrc.font_norm = str;
2494         }
2495
2496         bool button = fl_get_button(dialog_->check_scalable);
2497         if (lyxrc.use_scalable_fonts != button) {
2498                 changed = true;
2499                 lyxrc.use_scalable_fonts = button;
2500         }
2501
2502         unsigned int ivalue = static_cast<unsigned int>
2503                 (fl_get_counter_value(dialog_->counter_zoom));
2504         if (lyxrc.zoom != ivalue) {
2505                 changed = true;
2506                 lyxrc.zoom = ivalue;
2507         }
2508
2509         ivalue = static_cast<unsigned int>
2510                 (fl_get_counter_value(dialog_->counter_dpi));
2511         if (lyxrc.dpi != ivalue) {
2512                 changed = true;
2513                 lyxrc.dpi = ivalue;
2514         }
2515
2516         double dvalue = strToDbl(fl_get_input(dialog_->input_tiny));
2517         if (lyxrc.font_sizes[LyXFont::SIZE_TINY] != dvalue) {
2518                 changed = true;
2519                 lyxrc.font_sizes[LyXFont::SIZE_TINY] = dvalue;
2520         }
2521
2522         dvalue = strToDbl(fl_get_input(dialog_->input_script));
2523         if (lyxrc.font_sizes[LyXFont::SIZE_SCRIPT] != dvalue) {
2524                 changed = true;
2525                 lyxrc.font_sizes[LyXFont::SIZE_SCRIPT] = dvalue;
2526         }
2527
2528         dvalue = strToDbl(fl_get_input(dialog_->input_footnote));
2529         if (lyxrc.font_sizes[LyXFont::SIZE_FOOTNOTE] != dvalue) {
2530                 changed = true;
2531                 lyxrc.font_sizes[LyXFont::SIZE_FOOTNOTE] = dvalue;
2532         }
2533
2534         dvalue = strToDbl(fl_get_input(dialog_->input_small));
2535         if (lyxrc.font_sizes[LyXFont::SIZE_SMALL] != dvalue) {
2536                 changed = true;
2537                 lyxrc.font_sizes[LyXFont::SIZE_SMALL] = dvalue;
2538         }
2539
2540         dvalue = strToDbl(fl_get_input(dialog_->input_normal));
2541         if (lyxrc.font_sizes[LyXFont::SIZE_NORMAL] != dvalue) {
2542                 changed = true;
2543                 lyxrc.font_sizes[LyXFont::SIZE_NORMAL] = dvalue;
2544         }
2545
2546         dvalue = strToDbl(fl_get_input(dialog_->input_large));
2547         if (lyxrc.font_sizes[LyXFont::SIZE_LARGE] != dvalue) {
2548                 changed = true;
2549                 lyxrc.font_sizes[LyXFont::SIZE_LARGE] = dvalue;
2550         }
2551
2552         dvalue = strToDbl(fl_get_input(dialog_->input_larger));
2553         if (lyxrc.font_sizes[LyXFont::SIZE_LARGER] != dvalue) {
2554                 changed = true;
2555                 lyxrc.font_sizes[LyXFont::SIZE_LARGER] = dvalue;
2556         }
2557
2558         dvalue = strToDbl(fl_get_input(dialog_->input_largest));
2559         if (lyxrc.font_sizes[LyXFont::SIZE_LARGEST] != dvalue) {
2560                 changed = true;
2561                 lyxrc.font_sizes[LyXFont::SIZE_LARGEST] = dvalue;
2562         }
2563
2564         dvalue = strToDbl(fl_get_input(dialog_->input_huge));
2565         if (lyxrc.font_sizes[LyXFont::SIZE_HUGE] != dvalue) {
2566                 changed = true;
2567                 lyxrc.font_sizes[LyXFont::SIZE_HUGE] = dvalue;
2568         }
2569
2570         dvalue = strToDbl(fl_get_input(dialog_->input_huger));
2571         if (lyxrc.font_sizes[LyXFont::SIZE_HUGER] != dvalue) {
2572                 changed = true;
2573                 lyxrc.font_sizes[LyXFont::SIZE_HUGER] = dvalue;
2574         }
2575
2576         if (changed) {
2577                 // Now update the buffers
2578                 // Can anything below here affect the redraw process?
2579                 parent_.lv_->getLyXFunc()->dispatch(LFUN_SCREEN_FONT_UPDATE);
2580         }
2581 }
2582
2583
2584 void FormPreferences::ScreenFonts::build()
2585 {
2586         dialog_.reset(parent_.build_screen_fonts());
2587
2588         fl_set_counter_step(dialog_->counter_zoom, 1, 10);
2589         fl_set_counter_step(dialog_->counter_dpi,  1, 10);
2590
2591         fl_set_input_return(dialog_->input_roman,           FL_RETURN_CHANGED);
2592         fl_set_input_return(dialog_->input_sans,            FL_RETURN_CHANGED);
2593         fl_set_input_return(dialog_->input_typewriter,      FL_RETURN_CHANGED);
2594         fl_set_input_return(dialog_->input_screen_encoding, FL_RETURN_CHANGED);
2595         fl_set_counter_return(dialog_->counter_zoom,        FL_RETURN_CHANGED);
2596         fl_set_counter_return(dialog_->counter_dpi,         FL_RETURN_CHANGED);
2597         fl_set_input_return(dialog_->input_tiny,            FL_RETURN_CHANGED);
2598         fl_set_input_return(dialog_->input_script,          FL_RETURN_CHANGED);
2599         fl_set_input_return(dialog_->input_footnote,        FL_RETURN_CHANGED);
2600         fl_set_input_return(dialog_->input_small,           FL_RETURN_CHANGED);
2601         fl_set_input_return(dialog_->input_normal,          FL_RETURN_CHANGED);
2602         fl_set_input_return(dialog_->input_large,           FL_RETURN_CHANGED);
2603         fl_set_input_return(dialog_->input_larger,          FL_RETURN_CHANGED);
2604         fl_set_input_return(dialog_->input_largest,         FL_RETURN_CHANGED);
2605         fl_set_input_return(dialog_->input_huge,            FL_RETURN_CHANGED);
2606         fl_set_input_return(dialog_->input_huger,           FL_RETURN_CHANGED);
2607
2608         fl_set_input_filter(dialog_->input_tiny,     fl_unsigned_float_filter);
2609         fl_set_input_filter(dialog_->input_script,   fl_unsigned_float_filter);
2610         fl_set_input_filter(dialog_->input_footnote, fl_unsigned_float_filter);
2611         fl_set_input_filter(dialog_->input_small,    fl_unsigned_float_filter);
2612         fl_set_input_filter(dialog_->input_normal,   fl_unsigned_float_filter);
2613         fl_set_input_filter(dialog_->input_large,    fl_unsigned_float_filter);
2614         fl_set_input_filter(dialog_->input_larger,   fl_unsigned_float_filter);
2615         fl_set_input_filter(dialog_->input_largest,  fl_unsigned_float_filter);
2616         fl_set_input_filter(dialog_->input_huge,     fl_unsigned_float_filter);
2617         fl_set_input_filter(dialog_->input_huger,    fl_unsigned_float_filter);
2618
2619         // set up the feedback mechanism
2620         setPrehandler(dialog_->input_roman);
2621         setPrehandler(dialog_->input_sans);
2622         setPrehandler(dialog_->input_typewriter);
2623         setPrehandler(dialog_->counter_zoom);
2624         setPrehandler(dialog_->counter_dpi);
2625         setPrehandler(dialog_->check_scalable);
2626         setPrehandler(dialog_->input_screen_encoding);
2627         setPrehandler(dialog_->input_tiny);
2628         setPrehandler(dialog_->input_script);
2629         setPrehandler(dialog_->input_footnote);
2630         setPrehandler(dialog_->input_small);
2631         setPrehandler(dialog_->input_large);
2632         setPrehandler(dialog_->input_larger);
2633         setPrehandler(dialog_->input_largest);
2634         setPrehandler(dialog_->input_normal);
2635         setPrehandler(dialog_->input_huge);
2636         setPrehandler(dialog_->input_huger);
2637 }
2638
2639
2640 string const
2641 FormPreferences::ScreenFonts::feedback(FL_OBJECT const * const ob) const
2642 {
2643         string str;
2644
2645         if (ob == dialog_->input_roman)
2646                 str = lyxrc.getDescription(LyXRC::RC_SCREEN_FONT_ROMAN);
2647         else if (ob == dialog_->input_sans)
2648                 str = lyxrc.getDescription(LyXRC::RC_SCREEN_FONT_SANS);
2649         else if (ob == dialog_->input_typewriter)
2650                 str = lyxrc.getDescription(LyXRC::RC_SCREEN_FONT_TYPEWRITER);
2651         else if (ob == dialog_->check_scalable)
2652                 str = lyxrc.getDescription(LyXRC::RC_SCREEN_FONT_SCALABLE);
2653         else if (ob == dialog_->input_screen_encoding)
2654                 str = lyxrc.getDescription(LyXRC::RC_SCREEN_FONT_ENCODING);
2655         else if (ob == dialog_->counter_zoom)
2656                 str = lyxrc.getDescription(LyXRC::RC_SCREEN_ZOOM);
2657         else if (ob == dialog_->counter_dpi)
2658                 str = lyxrc.getDescription(LyXRC::RC_SCREEN_DPI);
2659         else if (ob == dialog_->input_tiny
2660                  || ob == dialog_->input_script
2661                  || ob == dialog_->input_footnote
2662                  || ob == dialog_->input_small
2663                  || ob == dialog_->input_large
2664                  || ob == dialog_->input_larger
2665                  || ob == dialog_->input_larger
2666                  || ob == dialog_->input_largest
2667                  || ob == dialog_->input_normal
2668                  || ob == dialog_->input_huge
2669                  || ob == dialog_->input_huger)
2670                 str = lyxrc.getDescription(LyXRC::RC_SCREEN_FONT_SIZES);
2671
2672         return str;
2673 }
2674
2675
2676 bool FormPreferences::ScreenFonts::input()
2677 {
2678         bool activate = true;
2679         string str;
2680
2681         // Make sure that all fonts all have positive entries
2682         // Also note that an empty entry is returned as 0.0 by strToDbl
2683         if (0.0 >= strToDbl(fl_get_input(dialog_->input_tiny))
2684             || 0.0 >= strToDbl(fl_get_input(dialog_->input_script))
2685             || 0.0 >= strToDbl(fl_get_input(dialog_->input_footnote))
2686             || 0.0 >= strToDbl(fl_get_input(dialog_->input_small))
2687             || 0.0 >= strToDbl(fl_get_input(dialog_->input_normal))
2688             || 0.0 >= strToDbl(fl_get_input(dialog_->input_large))
2689             || 0.0 >= strToDbl(fl_get_input(dialog_->input_larger))
2690             || 0.0 >= strToDbl(fl_get_input(dialog_->input_largest))
2691             || 0.0 >= strToDbl(fl_get_input(dialog_->input_huge))
2692             || 0.0 >= strToDbl(fl_get_input(dialog_->input_huger))) {
2693                 activate = false;
2694                 str = N_("Fonts must be positive!");
2695
2696         // Fontsizes -- tiny < script < footnote etc.
2697         } else if (strToDbl(fl_get_input(dialog_->input_tiny)) >
2698                    strToDbl(fl_get_input(dialog_->input_script)) ||
2699                    strToDbl(fl_get_input(dialog_->input_script)) >
2700                    strToDbl(fl_get_input(dialog_->input_footnote)) ||
2701                    strToDbl(fl_get_input(dialog_->input_footnote)) >
2702                    strToDbl(fl_get_input(dialog_->input_small)) ||
2703                    strToDbl(fl_get_input(dialog_->input_small)) >
2704                    strToDbl(fl_get_input(dialog_->input_normal)) ||
2705                    strToDbl(fl_get_input(dialog_->input_normal)) >
2706                    strToDbl(fl_get_input(dialog_->input_large)) ||
2707                    strToDbl(fl_get_input(dialog_->input_large)) >
2708                    strToDbl(fl_get_input(dialog_->input_larger)) ||
2709                    strToDbl(fl_get_input(dialog_->input_larger)) >
2710                    strToDbl(fl_get_input(dialog_->input_largest)) ||
2711                    strToDbl(fl_get_input(dialog_->input_largest)) >
2712                    strToDbl(fl_get_input(dialog_->input_huge)) ||
2713                    strToDbl(fl_get_input(dialog_->input_huge)) >
2714                    strToDbl(fl_get_input(dialog_->input_huger))) {
2715                 activate = false;
2716
2717                 str = N_("Fonts must be input in the order tiny > script> footnote > small > normal > large > larger > largest > huge > huger.");
2718         }
2719
2720         if (!activate)
2721                 parent_.postWarning(str);
2722
2723         return activate;
2724 }
2725
2726
2727 void FormPreferences::ScreenFonts::update()
2728 {
2729         fl_set_input(dialog_->input_roman,
2730                      lyxrc.roman_font_name.c_str());
2731         fl_set_input(dialog_->input_sans,
2732                      lyxrc.sans_font_name.c_str());
2733         fl_set_input(dialog_->input_typewriter,
2734                      lyxrc.typewriter_font_name.c_str());
2735         fl_set_input(dialog_->input_screen_encoding,
2736                      lyxrc.font_norm.c_str());
2737         fl_set_button(dialog_->check_scalable,
2738                       lyxrc.use_scalable_fonts);
2739         fl_set_counter_value(dialog_->counter_zoom, lyxrc.zoom);
2740         fl_set_counter_value(dialog_->counter_dpi,  lyxrc.dpi);
2741         fl_set_input(dialog_->input_tiny,
2742                      tostr(lyxrc.font_sizes[LyXFont::SIZE_TINY]).c_str());
2743         fl_set_input(dialog_->input_script,
2744                      tostr(lyxrc.font_sizes[LyXFont::SIZE_SCRIPT]).c_str());
2745         fl_set_input(dialog_->input_footnote,
2746                      tostr(lyxrc.font_sizes[LyXFont::SIZE_FOOTNOTE]).c_str());
2747         fl_set_input(dialog_->input_small,
2748                      tostr(lyxrc.font_sizes[LyXFont::SIZE_SMALL]).c_str());
2749         fl_set_input(dialog_->input_normal,
2750                      tostr(lyxrc.font_sizes[LyXFont::SIZE_NORMAL]).c_str());
2751         fl_set_input(dialog_->input_large,
2752                      tostr(lyxrc.font_sizes[LyXFont::SIZE_LARGE]).c_str());
2753         fl_set_input(dialog_->input_larger,
2754                      tostr(lyxrc.font_sizes[LyXFont::SIZE_LARGER]).c_str());
2755         fl_set_input(dialog_->input_largest,
2756                      tostr(lyxrc.font_sizes[LyXFont::SIZE_LARGEST]).c_str());
2757         fl_set_input(dialog_->input_huge,
2758                      tostr(lyxrc.font_sizes[LyXFont::SIZE_HUGE]).c_str());
2759         fl_set_input(dialog_->input_huger,
2760                      tostr(lyxrc.font_sizes[LyXFont::SIZE_HUGER]).c_str());
2761 }
2762
2763
2764
2765 FormPreferences::SpellOptions::SpellOptions(FormPreferences &  p)
2766         : parent_(p)
2767 {}
2768
2769
2770 FD_form_spelloptions const * FormPreferences::SpellOptions::dialog()
2771 {
2772         return dialog_.get();
2773 }
2774
2775
2776 void FormPreferences::SpellOptions::apply()
2777 {
2778
2779         string choice = fl_get_choice_text(dialog_->choice_spell_command);
2780         choice = strip(frontStrip(choice));
2781
2782         lyxrc.isp_command = choice;
2783
2784 #if 0
2785         // If spell checker == "none", all other input set to off.
2786         if (fl_get_choice(dialog_->choice_spell_command) == 1) {
2787                 lyxrc.isp_use_alt_lang = false;
2788                 lyxrc.isp_alt_lang.erase();
2789
2790                 lyxrc.isp_use_esc_chars = false;
2791                 lyxrc.isp_esc_chars.erase();
2792
2793                 lyxrc.isp_use_pers_dict = false;
2794                 lyxrc.isp_pers_dict.erase();
2795
2796                 lyxrc.isp_accept_compound = false;
2797                 lyxrc.isp_use_input_encoding = false;
2798         } else {
2799 #else
2800                 int button = fl_get_button(dialog_->check_alt_lang);
2801                 choice = fl_get_input(dialog_->input_alt_lang);
2802                 if (button && choice.empty()) button = 0;
2803                 if (!button) choice.erase();
2804
2805                 lyxrc.isp_use_alt_lang = static_cast<bool>(button);
2806                 lyxrc.isp_alt_lang = choice;
2807
2808                 button = fl_get_button(dialog_->check_escape_chars);
2809                 choice = fl_get_input(dialog_->input_escape_chars);
2810                 if (button && choice.empty()) button = 0;
2811                 if (!button) choice.erase();
2812
2813                 lyxrc.isp_use_esc_chars = static_cast<bool>(button);
2814                 lyxrc.isp_esc_chars = choice;
2815
2816                 button = fl_get_button(dialog_->check_personal_dict);
2817                 choice = fl_get_input(dialog_->input_personal_dict);
2818                 if (button && choice.empty()) button = 0;
2819                 if (!button) choice.erase();
2820
2821                 lyxrc.isp_use_pers_dict = static_cast<bool>(button);
2822                 lyxrc.isp_pers_dict = choice;
2823
2824                 button = fl_get_button(dialog_->check_compound_words);
2825                 lyxrc.isp_accept_compound = static_cast<bool>(button);
2826
2827                 button = fl_get_button(dialog_->check_input_enc);
2828                 lyxrc.isp_use_input_encoding = static_cast<bool>(button);
2829 #endif
2830 #if 0
2831         }
2832 #endif
2833
2834         // Reset view
2835         update();
2836 }
2837
2838
2839 void FormPreferences::SpellOptions::build()
2840 {
2841         dialog_.reset(parent_.build_spelloptions());
2842
2843         fl_addto_choice(dialog_->choice_spell_command,
2844 #if 0
2845                         _(" none | ispell | aspell "));
2846 #else
2847                         _(" ispell | aspell "));
2848 #endif
2849         fl_set_input_return(dialog_->input_alt_lang,      FL_RETURN_CHANGED);
2850         fl_set_input_return(dialog_->input_escape_chars,  FL_RETURN_CHANGED);
2851         fl_set_input_return(dialog_->input_personal_dict, FL_RETURN_CHANGED);
2852
2853         // set up the feedback mechanism
2854         setPrehandler(dialog_->choice_spell_command);
2855         setPrehandler(dialog_->check_alt_lang);
2856         setPrehandler(dialog_->input_alt_lang);
2857         setPrehandler(dialog_->check_escape_chars);
2858         setPrehandler(dialog_->input_escape_chars);
2859         setPrehandler(dialog_->check_personal_dict);
2860         setPrehandler(dialog_->input_personal_dict);
2861         setPrehandler(dialog_->button_personal_dict);
2862         setPrehandler(dialog_->check_compound_words);
2863         setPrehandler(dialog_->check_input_enc);
2864 }
2865
2866
2867 string const
2868 FormPreferences::SpellOptions::feedback(FL_OBJECT const * const ob) const
2869 {
2870         string str;
2871
2872         if (ob == dialog_->choice_spell_command)
2873                 str = lyxrc.getDescription(LyXRC::RC_SPELL_COMMAND);
2874         else if (ob == dialog_->check_alt_lang)
2875                 str = lyxrc.getDescription(LyXRC::RC_USE_ALT_LANG);
2876         else if (ob == dialog_->input_alt_lang)
2877                 str = lyxrc.getDescription(LyXRC::RC_ALT_LANG);
2878         else if (ob == dialog_->check_escape_chars)
2879                 str = lyxrc.getDescription(LyXRC::RC_USE_ESC_CHARS);
2880         else if (ob == dialog_->input_escape_chars)
2881                 str = lyxrc.getDescription(LyXRC::RC_ESC_CHARS);
2882         else if (ob == dialog_->check_personal_dict)
2883                 str = lyxrc.getDescription(LyXRC::RC_USE_PERS_DICT);
2884         else if (ob == dialog_->input_personal_dict)
2885                 str = lyxrc.getDescription(LyXRC::RC_PERS_DICT);
2886         else if (ob == dialog_->check_compound_words)
2887                 str = lyxrc.getDescription(LyXRC::RC_ACCEPT_COMPOUND);
2888         else if (ob == dialog_->check_input_enc)
2889                 str = lyxrc.getDescription(LyXRC::RC_USE_INP_ENC);
2890
2891         return str;
2892 }
2893
2894
2895 bool FormPreferences::SpellOptions::input(FL_OBJECT const * const ob)
2896 {
2897         // !ob if function is called from updateSpellOptions() to de/activate
2898         // objects,
2899         // otherwise the function is called by an xforms CB via input().
2900
2901 #if 0
2902         // If spell checker == "none", disable all input.
2903         if (!ob || ob == dialog_->choice_spell_command) {
2904                 if (fl_get_choice(dialog_->choice_spell_command) == 1) {
2905                         fl_deactivate_object(dialog_->check_alt_lang);
2906                         fl_deactivate_object(dialog_->input_alt_lang);
2907                         fl_deactivate_object(dialog_->check_escape_chars);
2908                         fl_deactivate_object(dialog_->input_escape_chars);
2909                         fl_deactivate_object(dialog_->check_personal_dict);
2910                         fl_deactivate_object(dialog_->input_personal_dict);
2911                         fl_deactivate_object(dialog_->check_compound_words);
2912                         fl_deactivate_object(dialog_->check_input_enc);
2913                         return true;
2914                 } else {
2915                         fl_activate_object(dialog_->check_alt_lang);
2916                         fl_activate_object(dialog_->check_escape_chars);
2917                         fl_activate_object(dialog_->check_personal_dict);
2918                         fl_activate_object(dialog_->check_compound_words);
2919                         fl_activate_object(dialog_->check_input_enc);
2920                 }
2921         }
2922 #endif
2923
2924         if (!ob || ob == dialog_->check_alt_lang) {
2925                 bool const enable = fl_get_button(dialog_->check_alt_lang);
2926                 setEnabled(dialog_->input_alt_lang, enable);
2927         }
2928
2929         if (!ob || ob == dialog_->check_escape_chars) {
2930                 bool const enable = fl_get_button(dialog_->check_escape_chars);
2931                 setEnabled(dialog_->input_escape_chars, enable);
2932         }
2933
2934         if (!ob || ob == dialog_->check_personal_dict) {
2935                 bool const enable = fl_get_button(dialog_->check_personal_dict);
2936                 setEnabled(dialog_->input_personal_dict, enable);
2937         }
2938
2939         if (ob == dialog_->button_personal_dict) {
2940                 parent_.browse(dialog_->input_personal_dict,
2941                                N_("Personal dictionary"), "*.ispell");
2942         }
2943
2944         return true; // All input is valid!
2945 }
2946
2947
2948 void FormPreferences::SpellOptions::update()
2949 {
2950         int choice = 1;
2951 #if 0
2952         if (lyxrc.isp_command == "none")
2953                 choice = 1;
2954         else if (lyxrc.isp_command == "ispell")
2955                 choice = 2;
2956         else if (lyxrc.isp_command == "aspell")
2957                 choice = 3;
2958 #else
2959         if (lyxrc.isp_command == "ispell")
2960                 choice = 1;
2961         else if (lyxrc.isp_command == "aspell")
2962                 choice = 2;
2963 #endif
2964         fl_set_choice(dialog_->choice_spell_command, choice);
2965
2966         string str;
2967         if (lyxrc.isp_use_alt_lang) str = lyxrc.isp_alt_lang;
2968
2969         fl_set_button(dialog_->check_alt_lang,
2970                       lyxrc.isp_use_alt_lang);
2971         fl_set_input(dialog_->input_alt_lang, str.c_str());
2972
2973         str.erase();
2974         if (lyxrc.isp_use_esc_chars) str = lyxrc.isp_esc_chars;
2975
2976         fl_set_button(dialog_->check_escape_chars,
2977                       lyxrc.isp_use_esc_chars);
2978         fl_set_input(dialog_->input_escape_chars, str.c_str());
2979
2980         str.erase();
2981         if (lyxrc.isp_use_pers_dict) str = lyxrc.isp_pers_dict;
2982
2983         fl_set_button(dialog_->check_personal_dict,
2984                       lyxrc.isp_use_pers_dict);
2985         fl_set_input(dialog_->input_personal_dict, str.c_str());
2986
2987         fl_set_button(dialog_->check_compound_words,
2988                       lyxrc.isp_accept_compound);
2989         fl_set_button(dialog_->check_input_enc,
2990                       lyxrc.isp_use_input_encoding);
2991
2992         // Activate/Deactivate the input fields dependent on the state of the
2993         // buttons.
2994         input(0);
2995 }
2996
2997
2998 void FormPreferences::browse(FL_OBJECT * inpt,
2999                              string const & title,
3000                              string const & pattern,
3001                              pair<string,string> const & dir1,
3002                              pair<string,string> const & dir2)
3003 {
3004         // Get the filename from the dialog
3005         string const filename = fl_get_input(inpt);
3006
3007         // Show the file browser dialog
3008         string const new_filename =
3009                 browseFile(lv_, filename, title, pattern, dir1, dir2);
3010
3011         // Save the filename to the dialog
3012         if (new_filename != filename && !new_filename.empty()) {
3013                 fl_set_input(inpt, new_filename.c_str());
3014                 input(inpt, 0);
3015         }
3016 }