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 } // namespace anon
 196
 197 GuiCharacter::GuiCharacter(GuiView & lv)
 198         : GuiDialog(lv, "character", qt_("Text Style")), font_(ignore_font, ignore_language),
 199           toggleall_(false)
 200 {
 201         setupUi(this);
 202
 203         connect(okPB, SIGNAL(clicked()), this, SLOT(slotOK()));
 204         connect(applyPB, SIGNAL(clicked()), this, SLOT(slotApply()));
 205         connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
 206         connect(autoapplyCB, SIGNAL(stateChanged(int)), this,
 207                 SLOT(slotAutoApply()));
 208
 209         connect(miscCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 210         connect(sizeCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 211         connect(familyCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 212         connect(seriesCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 213         connect(shapeCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 214         connect(colorCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 215         connect(langCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 216         connect(toggleallCB, SIGNAL(clicked()), this, SLOT(change_adaptor()));
 217
 218         family = familyData();
 219         series = seriesData();
 220         shape  = shapeData();
 221         size   = sizeData();
 222         bar    = barData();
 223         color  = colorData();
 224         qSort(color.begin(), color.end(), ColorSorter);
 225
 226         language = languageData();
 227         language.prepend(LanguagePair(qt_("Reset"), "reset"));
 228         language.prepend(LanguagePair(qt_("No change"), "ignore"));
 229
 230         fillCombo(familyCO, family);
 231         fillCombo(seriesCO, series);
 232         fillCombo(sizeCO, size);
 233         fillCombo(shapeCO, shape);
 234         fillCombo(miscCO, bar);
 235         fillComboColor(colorCO, color);
 236         fillCombo(langCO, language);
 237
 238         bc().setPolicy(ButtonPolicy::OkApplyCancelAutoReadOnlyPolicy);
 239         bc().setOK(okPB);
 240         bc().setApply(applyPB);
 241         bc().setCancel(closePB);
 242         bc().setAutoApply(autoapplyCB);
 243         bc().addReadOnly(familyCO);
 244         bc().addReadOnly(seriesCO);
 245         bc().addReadOnly(sizeCO);
 246         bc().addReadOnly(shapeCO);
 247         bc().addReadOnly(miscCO);
 248         bc().addReadOnly(langCO);
 249         bc().addReadOnly(colorCO);
 250         bc().addReadOnly(toggleallCB);
 251         bc().addReadOnly(autoapplyCB);
 252
 253 #ifdef Q_OS_MAC
 254         // On Mac it's common to have tool windows which are always in the
 255         // foreground and are hidden when the main window is not focused.
 256         setWindowFlags(Qt::Tool);
 257         autoapplyCB->setChecked(true);
 258 #endif
 259
 260 // FIXME: hack to work around resizing bug in Qt >= 4.2
 261 // bug verified with Qt 4.2.{0-3} (JSpitzm)
 262 #if QT_VERSION >= 0x040200
 263         // qt resizes the comboboxes only after show(), so ...
 264         QDialog::show();
 265 #endif
 266 }
 267
 268
 269 void GuiCharacter::change_adaptor()
 270 {
 271         changed();
 272
 273         if (!autoapplyCB->isChecked())
 274                 return;
 275
 276         // to be really good here, we should set the combos to the values of
 277         // the current text, and make it appear as "no change" if the values
 278         // stay the same between applys. Might be difficult though wrt to a
 279         // moved cursor - jbl
 280         slotApply();
 281 }
 282
 283
 284 template<class P, class B>
 285 static int findPos2nd(QList<P> const & vec, B const & val)
 286 {
 287         for (int i = 0; i != vec.size(); ++i)
 288                 if (vec[i].second == val)
 289                         return i;
 290         return 0;
 291 }
 292
 293
 294 void GuiCharacter::updateContents()
 295 {
 296         if (!autoapplyCB->isChecked()) {
 297                 bc().setValid(true);
 298                 return;
 299         }
 300         if (bufferview()->cursor().selection()) {
 301                 //FIXME: it would be better to check if each font attribute is constant
 302                 // for the selection range.
 303                 font_ = Font(ignore_font, ignore_language);
 304         } else
 305                 font_ = bufferview()->cursor().current_font;
 306
 307         paramsToDialog(font_);
 308 }
 309
 310
 311 static FontState getBar(FontInfo const & fi)
 312 {
 313         if (fi.emph() == FONT_TOGGLE)
 314                 return EMPH_TOGGLE;
 315
 316         if (fi.underbar() == FONT_TOGGLE)
 317                 return UNDERBAR_TOGGLE;
 318
 319         if (fi.strikeout() == FONT_TOGGLE)
 320                 return STRIKEOUT_TOGGLE;
 321
 322         if (fi.uuline() == FONT_TOGGLE)
 323                 return UULINE_TOGGLE;
 324
 325         if (fi.uwave() == FONT_TOGGLE)
 326                 return UWAVE_TOGGLE;
 327
 328         if (fi.noun() == FONT_TOGGLE)
 329                 return NOUN_TOGGLE;
 330
 331         if (fi.emph() == FONT_IGNORE
 332             && fi.underbar() == FONT_IGNORE
 333             && fi.noun() == FONT_IGNORE)
 334                 return IGNORE;
 335
 336         return INHERIT;
 337 }
 338
 339
 340 static void setBar(FontInfo & fi, FontState val)
 341 {
 342         switch (val) {
 343         case IGNORE:
 344                 fi.setEmph(FONT_IGNORE);
 345                 fi.setUnderbar(FONT_IGNORE);
 346                 fi.setStrikeout(FONT_IGNORE);
 347                 fi.setUuline(FONT_IGNORE);
 348                 fi.setUwave(FONT_IGNORE);
 349                 fi.setNoun(FONT_IGNORE);
 350                 break;
 351
 352         case EMPH_TOGGLE:
 353                 setBar(fi, INHERIT);
 354                 fi.setEmph(FONT_TOGGLE);
 355                 break;
 356
 357         case UNDERBAR_TOGGLE:
 358                 setBar(fi, INHERIT);
 359                 fi.setUnderbar(FONT_TOGGLE);
 360                 break;
 361
 362         case STRIKEOUT_TOGGLE:
 363                 setBar(fi, INHERIT);
 364                 fi.setStrikeout(FONT_TOGGLE);
 365                 break;
 366
 367         case UULINE_TOGGLE:
 368                 setBar(fi, INHERIT);
 369                 fi.setUuline(FONT_TOGGLE);
 370                 break;
 371
 372         case UWAVE_TOGGLE:
 373                 setBar(fi, INHERIT);
 374                 fi.setUwave(FONT_TOGGLE);
 375                 break;
 376
 377         case NOUN_TOGGLE:
 378                 setBar(fi, INHERIT);
 379                 fi.setNoun(FONT_TOGGLE);
 380                 break;
 381
 382         case INHERIT:
 383                 fi.setEmph(FONT_INHERIT);
 384                 fi.setUnderbar(FONT_INHERIT);
 385                 fi.setStrikeout(FONT_INHERIT);
 386                 fi.setUuline(FONT_INHERIT);
 387                 fi.setUwave(FONT_INHERIT);
 388                 fi.setNoun(FONT_INHERIT);
 389                 break;
 390         }
 391 }
 392
 393
 394 void GuiCharacter::paramsToDialog(Font const & font)
 395 {
 396         FontInfo const & fi = font.fontInfo();
 397         familyCO->setCurrentIndex(findPos2nd(family, fi.family()));
 398         seriesCO->setCurrentIndex(findPos2nd(series, fi.series()));
 399         shapeCO->setCurrentIndex(findPos2nd(shape, fi.shape()));
 400         sizeCO->setCurrentIndex(findPos2nd(size, fi.size()));
 401         miscCO->setCurrentIndex(findPos2nd(bar, getBar(fi)));
 402         colorCO->setCurrentIndex(colorCO->findData(toqstr(lcolor.getLyXName(fi.color()))));
 403
 404         // reset_language is a null pointer.
 405         QString const lang = (font.language() == reset_language)
 406                 ? "reset" : toqstr(font.language()->lang());
 407         langCO->setCurrentIndex(findPos2nd(language, lang));
 408
 409         toggleallCB->setChecked(toggleall_);
 410 }
 411
 412
 413 void GuiCharacter::applyView()
 414 {
 415         FontInfo & fi = font_.fontInfo();
 416         fi.setFamily(family[familyCO->currentIndex()].second);
 417         fi.setSeries(series[seriesCO->currentIndex()].second);
 418         fi.setShape(shape[shapeCO->currentIndex()].second);
 419         fi.setSize(size[sizeCO->currentIndex()].second);
 420         setBar(fi, bar[miscCO->currentIndex()].second);
 421         fi.setColor(lcolor.getFromLyXName(fromqstr(colorCO->itemData(colorCO->currentIndex()).toString())));
 422
 423         font_.setLanguage(languages.getLanguage(
 424                 fromqstr(language[langCO->currentIndex()].second)));
 425
 426         toggleall_ = toggleallCB->isChecked();
 427 }
 428
 429
 430 bool GuiCharacter::initialiseParams(string const &)
 431 {
 432         if (autoapplyCB->isChecked())
 433                 return true;
 434
 435         FontInfo & fi = font_.fontInfo();
 436
 437         // so that the user can press Ok
 438         if (fi.family()    != IGNORE_FAMILY
 439             || fi.series() != IGNORE_SERIES
 440             || fi.shape()  != IGNORE_SHAPE
 441             || fi.size()   != FONT_SIZE_IGNORE
 442             || getBar(fi)  != IGNORE
 443             || fi.color()  != Color_ignore
 444             || font_.language() != ignore_language)
 445                 setButtonsValid(true);
 446
 447         paramsToDialog(font_);
 448         return true;
 449 }
 450
 451
 452 void GuiCharacter::dispatchParams()
 453 {
 454         dispatch(FuncRequest(getLfun(), font_.toString(toggleall_)));
 455 }
 456
 457
 458 void GuiCharacter::saveSession(QSettings & settings) const
 459 {
 460         Dialog::saveSession(settings);
 461         settings.setValue(sessionKey() + "/toggleall", toggleallCB->isChecked());
 462         settings.setValue(sessionKey() + "/autoapply", autoapplyCB->isChecked());
 463 }
 464
 465
 466 void GuiCharacter::restoreSession()
 467 {
 468         Dialog::restoreSession();
 469         QSettings settings;
 470         toggleallCB->setChecked(
 471                 settings.value(sessionKey() + "/toggleall").toBool());
 472         autoapplyCB->setChecked(
 473                 settings.value(sessionKey() + "/autoapply").toBool());
 474 }
 475
 476
 477 Dialog * createGuiCharacter(GuiView & lv) { return new GuiCharacter(lv); }
 478
 479
 480 } // namespace frontend
 481 } // namespace lyx
 482
 483 #include "moc_GuiCharacter.cpp"