src/frontends/qt4/GuiCharacter.cpp

   1 /**
   2  * \file GuiCharacter.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Angus Leeming
   7  * \author Edwin Leuven
   8  * \author John Levon
   9  *
  10  * Full author contact details are available in file CREDITS.
  11  */
  12
  13 #include <config.h>
  14
  15 #include "GuiCharacter.h"
  16
  17 #include "GuiApplication.h"
  18 #include "qt_helpers.h"
  19
  20 #include "Font.h"
  21 #include "Buffer.h"
  22 #include "BufferParams.h"
  23 #include "BufferView.h"
  24 #include "Color.h"
  25 #include "ColorCache.h"
  26 #include "ColorSet.h"
  27 #include "Cursor.h"
  28 #include "FuncRequest.h"
  29 #include "Language.h"
  30 #include "Paragraph.h"
  31
  32 #include "support/gettext.h"
  33 #include "support/lstrings.h"
  34
  35 #include <QAbstractItemModel>
  36 #include <QComboBox>
  37 #include <QModelIndex>
  38 #include <QSettings>
  39 #include <QVariant>
  40
  41 using namespace std;
  42
  43 namespace lyx {
  44 namespace frontend {
  45
  46 static QList<ShapePair> shapeData()
  47 {
  48         QList<ShapePair> shapes;
  49         shapes << ShapePair(qt_("No change"), IGNORE_SHAPE);
  50         shapes << ShapePair(qt_("Upright"), UP_SHAPE);
  51         shapes << ShapePair(qt_("Italic"), ITALIC_SHAPE);
  52         shapes << ShapePair(qt_("Slanted"), SLANTED_SHAPE);
  53         shapes << ShapePair(qt_("Small Caps"), SMALLCAPS_SHAPE);
  54         shapes << ShapePair(qt_("Reset"), INHERIT_SHAPE);
  55         return shapes;
  56 }
  57
  58
  59 static QList<SizePair> sizeData()
  60 {
  61         QList<SizePair> sizes;
  62         sizes << SizePair(qt_("No change"), FONT_SIZE_IGNORE);
  63         sizes << SizePair(qt_("Tiny"), FONT_SIZE_TINY);
  64         sizes << SizePair(qt_("Smallest"), FONT_SIZE_SCRIPT);
  65         sizes << SizePair(qt_("Smaller"), FONT_SIZE_FOOTNOTE);
  66         sizes << SizePair(qt_("Small"), FONT_SIZE_SMALL);
  67         sizes << SizePair(qt_("Normal"), FONT_SIZE_NORMAL);
  68         sizes << SizePair(qt_("Large"), FONT_SIZE_LARGE);
  69         sizes << SizePair(qt_("Larger"), FONT_SIZE_LARGER);
  70         sizes << SizePair(qt_("Largest"), FONT_SIZE_LARGEST);
  71         sizes << SizePair(qt_("Huge"), FONT_SIZE_HUGE);
  72         sizes << SizePair(qt_("Huger"), FONT_SIZE_HUGER);
  73         sizes << SizePair(qt_("Increase"), FONT_SIZE_INCREASE);
  74         sizes << SizePair(qt_("Decrease"), FONT_SIZE_DECREASE);
  75         sizes << SizePair(qt_("Reset"), FONT_SIZE_INHERIT);
  76         return sizes;
  77 }
  78
  79
  80 static QList<BarPair> barData()
  81 {
  82         QList<BarPair> bars;
  83         bars << BarPair(qt_("No change"), IGNORE);
  84         bars << BarPair(qt_("Emph"),      EMPH_TOGGLE);
  85         bars << BarPair(qt_("Underbar"),  UNDERBAR_TOGGLE);
  86         bars << BarPair(qt_("Double underbar"),  UULINE_TOGGLE);
  87         bars << BarPair(qt_("Wavy underbar"),  UWAVE_TOGGLE);
  88         bars << BarPair(qt_("Strikeout"),  STRIKEOUT_TOGGLE);
  89         bars << BarPair(qt_("Noun"),      NOUN_TOGGLE);
  90         bars << BarPair(qt_("Reset"),     INHERIT);
  91         return bars;
  92 }
  93
  94
  95 static QList<ColorCode> colorData()
  96 {
  97         QList<ColorCode> colors;
  98         colors << Color_black;
  99         colors << Color_blue;
 100         colors << Color_brown;
 101         colors << Color_cyan;
 102         colors << Color_darkgray;
 103         colors << Color_gray;
 104         colors << Color_green;
 105         colors << Color_lightgray;
 106         colors << Color_lime;
 107         colors << Color_magenta;
 108         colors << Color_olive;
 109         colors << Color_orange;
 110         colors << Color_pink;
 111         colors << Color_purple;
 112         colors << Color_red;
 113         colors << Color_teal;
 114         colors << Color_violet;
 115         colors << Color_white;
 116         colors << Color_yellow;
 117         return colors;
 118 }
 119
 120
 121 static QList<SeriesPair> seriesData()
 122 {
 123         QList<SeriesPair> series;
 124         series << SeriesPair(qt_("No change"), IGNORE_SERIES);
 125         series << SeriesPair(qt_("Medium"),    MEDIUM_SERIES);
 126         series << SeriesPair(qt_("Bold"),      BOLD_SERIES);
 127         series << SeriesPair(qt_("Reset"),     INHERIT_SERIES);
 128         return series;
 129 }
 130
 131
 132 static QList<FamilyPair> familyData()
 133 {
 134         QList<FamilyPair> families;
 135         families << FamilyPair(qt_("No change"),  IGNORE_FAMILY);
 136         families << FamilyPair(qt_("Roman"),      ROMAN_FAMILY);
 137         families << FamilyPair(qt_("Sans Serif"), SANS_FAMILY);
 138         families << FamilyPair(qt_("Typewriter"), TYPEWRITER_FAMILY);
 139         families << FamilyPair(qt_("Reset"),      INHERIT_FAMILY);
 140         return families;
 141 }
 142
 143
 144 static QList<LanguagePair> languageData()
 145 {
 146         QList<LanguagePair> list;
 147         // FIXME (Abdel 14/05/2008): it would be nice if we could use this model
 148         // directly in the language combo; but, as we need also the 'No Change' and
 149         // 'Reset' items, this is not possible right now. Separating those two
 150         // entries in radio buttons would be a better GUI IMHO.
 151         QAbstractItemModel * language_model = guiApp->languageModel();
 152         // Make sure the items are sorted.
 153         language_model->sort(0);
 154
 155         for (int i = 0; i != language_model->rowCount(); ++i) {
 156                 QModelIndex index = language_model->index(i, 0);
 157                 list << LanguagePair(index.data(Qt::DisplayRole).toString(),
 158                         index.data(Qt::UserRole).toString());
 159         }
 160         return list;
 161 }
 162
 163
 164 namespace {
 165
 166 template<typename T>
 167 void fillCombo(QComboBox * combo, QList<T> const & list)
 168 {
 169         typename QList<T>::const_iterator cit = list.begin();
 170         for (; cit != list.end(); ++cit)
 171                 combo->addItem(cit->first);
 172 }
 173
 174 template<typename T>
 175 void fillComboColor(QComboBox * combo, QList<T> const & list)
 176 {
 177         // at first add the 2 colors "No change" and "No color"
 178         combo->addItem(qt_("No change"), "ignore");
 179         combo->addItem(qt_("No color"), "none");
 180         // now add the real colors
 181         QPixmap coloritem(32, 32);
 182         QColor color;
 183         QList<ColorCode>::const_iterator cit = list.begin();
 184         for (; cit != list.end(); ++cit) {
 185                 QString const lyxname = toqstr(lcolor.getLyXName(*cit));
 186                 QString const guiname = toqstr(translateIfPossible(lcolor.getGUIName(*cit)));
 187                 color = QColor(guiApp->colorCache().get(*cit, false));
 188                 coloritem.fill(color);
 189                 combo->addItem(QIcon(coloritem), guiname, lyxname);
 190         }
 191         //the last color is "Reset"
 192         combo->addItem(qt_("Reset"), "inherit");
 193 }
 194
 195
 196 struct ColorSorter
 197 {
 198         bool operator()(ColorCode lhs, ColorCode rhs) const {
 199                 return
 200                         support::compare_no_case(lcolor.getGUIName(lhs), lcolor.getGUIName(rhs)) < 0;
 201         }
 202 };
 203
 204 } // namespace anon
 205
 206 GuiCharacter::GuiCharacter(GuiView & lv)
 207         : GuiDialog(lv, "character", qt_("Text Style")), font_(ignore_font, ignore_language),
 208           toggleall_(false)
 209 {
 210         setupUi(this);
 211
 212         connect(okPB, SIGNAL(clicked()), this, SLOT(slotOK()));
 213         connect(applyPB, SIGNAL(clicked()), this, SLOT(slotApply()));
 214         connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
 215         connect(autoapplyCB, SIGNAL(stateChanged(int)), this,
 216                 SLOT(slotAutoApply()));
 217
 218         connect(miscCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 219         connect(sizeCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 220         connect(familyCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 221         connect(seriesCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 222         connect(shapeCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 223         connect(colorCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 224         connect(langCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 225         connect(toggleallCB, SIGNAL(clicked()), this, SLOT(change_adaptor()));
 226
 227         family = familyData();
 228         series = seriesData();
 229         shape  = shapeData();
 230         size   = sizeData();
 231         bar    = barData();
 232         color  = colorData();
 233         sort(color.begin(), color.end(), ColorSorter());
 234
 235         language = languageData();
 236         language.prepend(LanguagePair(qt_("Reset"), "reset"));
 237         language.prepend(LanguagePair(qt_("No change"), "ignore"));
 238
 239         fillCombo(familyCO, family);
 240         fillCombo(seriesCO, series);
 241         fillCombo(sizeCO, size);
 242         fillCombo(shapeCO, shape);
 243         fillCombo(miscCO, bar);
 244         fillComboColor(colorCO, color);
 245         fillCombo(langCO, language);
 246
 247         bc().setPolicy(ButtonPolicy::OkApplyCancelAutoReadOnlyPolicy);
 248         bc().setOK(okPB);
 249         bc().setApply(applyPB);
 250         bc().setCancel(closePB);
 251         bc().setAutoApply(autoapplyCB);
 252         bc().addReadOnly(familyCO);
 253         bc().addReadOnly(seriesCO);
 254         bc().addReadOnly(sizeCO);
 255         bc().addReadOnly(shapeCO);
 256         bc().addReadOnly(miscCO);
 257         bc().addReadOnly(langCO);
 258         bc().addReadOnly(colorCO);
 259         bc().addReadOnly(toggleallCB);
 260         bc().addReadOnly(autoapplyCB);
 261
 262 #ifdef Q_OS_MAC
 263         // On Mac it's common to have tool windows which are always in the
 264         // foreground and are hidden when the main window is not focused.
 265         setWindowFlags(Qt::Tool);
 266         autoapplyCB->setChecked(true);
 267 #endif
 268
 269 // FIXME: hack to work around resizing bug in Qt >= 4.2
 270 // bug verified with Qt 4.2.{0-3} (JSpitzm)
 271 #if QT_VERSION >= 0x040200
 272         // qt resizes the comboboxes only after show(), so ...
 273         QDialog::show();
 274 #endif
 275 }
 276
 277
 278 void GuiCharacter::change_adaptor()
 279 {
 280         changed();
 281
 282         if (!autoapplyCB->isChecked())
 283                 return;
 284
 285         // to be really good here, we should set the combos to the values of
 286         // the current text, and make it appear as "no change" if the values
 287         // stay the same between applys. Might be difficult though wrt to a
 288         // moved cursor - jbl
 289         slotApply();
 290 }
 291
 292
 293 template<class P, class B>
 294 static int findPos2nd(QList<P> const & vec, B const & val)
 295 {
 296         for (int i = 0; i != vec.size(); ++i)
 297                 if (vec[i].second == val)
 298                         return i;
 299         return 0;
 300 }
 301
 302
 303 void GuiCharacter::updateContents()
 304 {
 305         if (!autoapplyCB->isChecked()) {
 306                 bc().setValid(true);
 307                 return;
 308         }
 309         if (bufferview()->cursor().selection()) {
 310                 //FIXME: it would be better to check if each font attribute is constant
 311                 // for the selection range.
 312                 font_ = Font(ignore_font, ignore_language);
 313         } else
 314                 font_ = bufferview()->cursor().current_font;
 315
 316         paramsToDialog(font_);
 317 }
 318
 319
 320 static FontState getBar(FontInfo const & fi)
 321 {
 322         if (fi.emph() == FONT_TOGGLE)
 323                 return EMPH_TOGGLE;
 324
 325         if (fi.underbar() == FONT_TOGGLE)
 326                 return UNDERBAR_TOGGLE;
 327
 328         if (fi.strikeout() == FONT_TOGGLE)
 329                 return STRIKEOUT_TOGGLE;
 330
 331         if (fi.uuline() == FONT_TOGGLE)
 332                 return UULINE_TOGGLE;
 333
 334         if (fi.uwave() == FONT_TOGGLE)
 335                 return UWAVE_TOGGLE;
 336
 337         if (fi.noun() == FONT_TOGGLE)
 338                 return NOUN_TOGGLE;
 339
 340         if (fi.emph() == FONT_IGNORE
 341             && fi.underbar() == FONT_IGNORE
 342             && fi.noun() == FONT_IGNORE)
 343                 return IGNORE;
 344
 345         return INHERIT;
 346 }
 347
 348
 349 static void setBar(FontInfo & fi, FontState val)
 350 {
 351         switch (val) {
 352         case IGNORE:
 353                 fi.setEmph(FONT_IGNORE);
 354                 fi.setUnderbar(FONT_IGNORE);
 355                 fi.setStrikeout(FONT_IGNORE);
 356                 fi.setUuline(FONT_IGNORE);
 357                 fi.setUwave(FONT_IGNORE);
 358                 fi.setNoun(FONT_IGNORE);
 359                 break;
 360
 361         case EMPH_TOGGLE:
 362                 setBar(fi, INHERIT);
 363                 fi.setEmph(FONT_TOGGLE);
 364                 break;
 365
 366         case UNDERBAR_TOGGLE:
 367                 setBar(fi, INHERIT);
 368                 fi.setUnderbar(FONT_TOGGLE);
 369                 break;
 370
 371         case STRIKEOUT_TOGGLE:
 372                 setBar(fi, INHERIT);
 373                 fi.setStrikeout(FONT_TOGGLE);
 374                 break;
 375
 376         case UULINE_TOGGLE:
 377                 setBar(fi, INHERIT);
 378                 fi.setUuline(FONT_TOGGLE);
 379                 break;
 380
 381         case UWAVE_TOGGLE:
 382                 setBar(fi, INHERIT);
 383                 fi.setUwave(FONT_TOGGLE);
 384                 break;
 385
 386         case NOUN_TOGGLE:
 387                 setBar(fi, INHERIT);
 388                 fi.setNoun(FONT_TOGGLE);
 389                 break;
 390
 391         case INHERIT:
 392                 fi.setEmph(FONT_INHERIT);
 393                 fi.setUnderbar(FONT_INHERIT);
 394                 fi.setStrikeout(FONT_INHERIT);
 395                 fi.setUuline(FONT_INHERIT);
 396                 fi.setUwave(FONT_INHERIT);
 397                 fi.setNoun(FONT_INHERIT);
 398                 break;
 399         }
 400 }
 401
 402
 403 void GuiCharacter::paramsToDialog(Font const & font)
 404 {
 405         FontInfo const & fi = font.fontInfo();
 406         familyCO->setCurrentIndex(findPos2nd(family, fi.family()));
 407         seriesCO->setCurrentIndex(findPos2nd(series, fi.series()));
 408         shapeCO->setCurrentIndex(findPos2nd(shape, fi.shape()));
 409         sizeCO->setCurrentIndex(findPos2nd(size, fi.size()));
 410         miscCO->setCurrentIndex(findPos2nd(bar, getBar(fi)));
 411         colorCO->setCurrentIndex(colorCO->findData(toqstr(lcolor.getLyXName(fi.color()))));
 412
 413         // reset_language is a null pointer.
 414         QString const lang = (font.language() == reset_language)
 415                 ? "reset" : toqstr(font.language()->lang());
 416         langCO->setCurrentIndex(findPos2nd(language, lang));
 417
 418         toggleallCB->setChecked(toggleall_);
 419 }
 420
 421
 422 void GuiCharacter::applyView()
 423 {
 424         FontInfo & fi = font_.fontInfo();
 425         fi.setFamily(family[familyCO->currentIndex()].second);
 426         fi.setSeries(series[seriesCO->currentIndex()].second);
 427         fi.setShape(shape[shapeCO->currentIndex()].second);
 428         fi.setSize(size[sizeCO->currentIndex()].second);
 429         setBar(fi, bar[miscCO->currentIndex()].second);
 430         fi.setColor(lcolor.getFromLyXName(fromqstr(colorCO->itemData(colorCO->currentIndex()).toString())));
 431
 432         font_.setLanguage(languages.getLanguage(
 433                 fromqstr(language[langCO->currentIndex()].second)));
 434
 435         toggleall_ = toggleallCB->isChecked();
 436 }
 437
 438
 439 bool GuiCharacter::initialiseParams(string const &)
 440 {
 441         if (autoapplyCB->isChecked())
 442                 return true;
 443
 444         FontInfo & fi = font_.fontInfo();
 445
 446         // so that the user can press Ok
 447         if (fi.family()    != IGNORE_FAMILY
 448             || fi.series() != IGNORE_SERIES
 449             || fi.shape()  != IGNORE_SHAPE
 450             || fi.size()   != FONT_SIZE_IGNORE
 451             || getBar(fi)  != IGNORE
 452             || fi.color()  != Color_ignore
 453             || font_.language() != ignore_language)
 454                 setButtonsValid(true);
 455
 456         paramsToDialog(font_);
 457         return true;
 458 }
 459
 460
 461 void GuiCharacter::dispatchParams()
 462 {
 463         dispatch(FuncRequest(getLfun(), font_.toString(toggleall_)));
 464 }
 465
 466
 467 void GuiCharacter::saveSession() const
 468 {
 469         Dialog::saveSession();
 470         QSettings settings;
 471         settings.setValue(sessionKey() + "/toggleall", toggleallCB->isChecked());
 472         settings.setValue(sessionKey() + "/autoapply", autoapplyCB->isChecked());
 473 }
 474
 475
 476 void GuiCharacter::restoreSession()
 477 {
 478         Dialog::restoreSession();
 479         QSettings settings;
 480         toggleallCB->setChecked(
 481                 settings.value(sessionKey() + "/toggleall").toBool());
 482         autoapplyCB->setChecked(
 483                 settings.value(sessionKey() + "/autoapply").toBool());
 484 }
 485
 486
 487 Dialog * createGuiCharacter(GuiView & lv) { return new GuiCharacter(lv); }
 488
 489
 490 } // namespace frontend
 491 } // namespace lyx
 492
 493 #include "moc_GuiCharacter.cpp"