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 "Cursor.h"
  25 #include "FuncRequest.h"
  26 #include "Language.h"
  27 #include "Paragraph.h"
  28
  29 #include <QAbstractItemModel>
  30 #include <QModelIndex>
  31 #include <QSettings>
  32 #include <QVariant>
  33
  34 using namespace std;
  35
  36 namespace lyx {
  37 namespace frontend {
  38
  39 static QList<ShapePair> shapeData()
  40 {
  41         QList<ShapePair> shapes;
  42         shapes << ShapePair(qt_("No change"), IGNORE_SHAPE);
  43         shapes << ShapePair(qt_("Upright"), UP_SHAPE);
  44         shapes << ShapePair(qt_("Italic"), ITALIC_SHAPE);
  45         shapes << ShapePair(qt_("Slanted"), SLANTED_SHAPE);
  46         shapes << ShapePair(qt_("Small Caps"), SMALLCAPS_SHAPE);
  47         shapes << ShapePair(qt_("Reset"), INHERIT_SHAPE);
  48         return shapes;
  49 }
  50
  51
  52 static QList<SizePair> sizeData()
  53 {
  54         QList<SizePair> sizes;
  55         sizes << SizePair(qt_("No change"), FONT_SIZE_IGNORE);
  56         sizes << SizePair(qt_("Tiny"), FONT_SIZE_TINY);
  57         sizes << SizePair(qt_("Smallest"), FONT_SIZE_SCRIPT);
  58         sizes << SizePair(qt_("Smaller"), FONT_SIZE_FOOTNOTE);
  59         sizes << SizePair(qt_("Small"), FONT_SIZE_SMALL);
  60         sizes << SizePair(qt_("Normal"), FONT_SIZE_NORMAL);
  61         sizes << SizePair(qt_("Large"), FONT_SIZE_LARGE);
  62         sizes << SizePair(qt_("Larger"), FONT_SIZE_LARGER);
  63         sizes << SizePair(qt_("Largest"), FONT_SIZE_LARGEST);
  64         sizes << SizePair(qt_("Huge"), FONT_SIZE_HUGE);
  65         sizes << SizePair(qt_("Huger"), FONT_SIZE_HUGER);
  66         sizes << SizePair(qt_("Increase"), FONT_SIZE_INCREASE);
  67         sizes << SizePair(qt_("Decrease"), FONT_SIZE_DECREASE);
  68         sizes << SizePair(qt_("Reset"), FONT_SIZE_INHERIT);
  69         return sizes;
  70 }
  71
  72
  73 static QList<BarPair> barData()
  74 {
  75         QList<BarPair> bars;
  76         bars << BarPair(qt_("No change"), IGNORE);
  77         bars << BarPair(qt_("Emph"),      EMPH_TOGGLE);
  78         bars << BarPair(qt_("Underbar"),  UNDERBAR_TOGGLE);
  79         bars << BarPair(qt_("Noun"),      NOUN_TOGGLE);
  80         bars << BarPair(qt_("Reset"),     INHERIT);
  81         return bars;
  82 }
  83
  84
  85 static QList<ColorPair> colorData()
  86 {
  87         QList<ColorPair> colors;
  88         colors << ColorPair(qt_("No change"), Color_ignore);
  89         colors << ColorPair(qt_("No color"), Color_none);
  90         colors << ColorPair(qt_("Black"), Color_black);
  91         colors << ColorPair(qt_("White"), Color_white);
  92         colors << ColorPair(qt_("Red"), Color_red);
  93         colors << ColorPair(qt_("Green"), Color_green);
  94         colors << ColorPair(qt_("Blue"), Color_blue);
  95         colors << ColorPair(qt_("Cyan"), Color_cyan);
  96         colors << ColorPair(qt_("Magenta"), Color_magenta);
  97         colors << ColorPair(qt_("Yellow"), Color_yellow);
  98         colors << ColorPair(qt_("Reset"), Color_inherit);
  99         return colors;
 100 }
 101
 102
 103 static QList<SeriesPair> seriesData()
 104 {
 105         QList<SeriesPair> series;
 106         series << SeriesPair(qt_("No change"), IGNORE_SERIES);
 107         series << SeriesPair(qt_("Medium"),    MEDIUM_SERIES);
 108         series << SeriesPair(qt_("Bold"),      BOLD_SERIES);
 109         series << SeriesPair(qt_("Reset"),     INHERIT_SERIES);
 110         return series;
 111 }
 112
 113
 114 static QList<FamilyPair> familyData()
 115 {
 116         QList<FamilyPair> families;
 117         families << FamilyPair(qt_("No change"),  IGNORE_FAMILY);
 118         families << FamilyPair(qt_("Roman"),      ROMAN_FAMILY);
 119         families << FamilyPair(qt_("Sans Serif"), SANS_FAMILY);
 120         families << FamilyPair(qt_("Typewriter"), TYPEWRITER_FAMILY);
 121         families << FamilyPair(qt_("Reset"),      INHERIT_FAMILY);
 122         return families;
 123 }
 124
 125
 126 static QList<LanguagePair> languageData()
 127 {
 128         QList<LanguagePair> list;
 129         // FIXME (Abdel 14/05/2008): it would be nice if we could use this model
 130         // directly in the language combo; but, as we need also the 'No Change' and
 131         // 'Reset' items, this is not possible right now. Separating those two
 132         // entries in radio buttons would be a better GUI IMHO.
 133         QAbstractItemModel * language_model = guiApp->languageModel();
 134         // Make sure the items are sorted.
 135         language_model->sort(0);
 136
 137         for (int i = 0; i != language_model->rowCount(); ++i) {
 138                 QModelIndex index = language_model->index(i, 0);
 139                 list << LanguagePair(index.data(Qt::DisplayRole).toString(),
 140                         index.data(Qt::UserRole).toString());
 141         }
 142         return list;
 143 }
 144
 145
 146 namespace {
 147
 148 template<typename T>
 149 void fillCombo(QComboBox * combo, QList<T> const & list)
 150 {
 151         typename QList<T>::const_iterator cit = list.begin();
 152         for (; cit != list.end(); ++cit)
 153                 combo->addItem(cit->first);
 154 }
 155
 156 }
 157
 158 GuiCharacter::GuiCharacter(GuiView & lv)
 159         : GuiDialog(lv, "character", qt_("Text Style")), font_(ignore_font, ignore_language),
 160           toggleall_(false), reset_lang_(false)
 161 {
 162         setupUi(this);
 163
 164         connect(okPB, SIGNAL(clicked()), this, SLOT(slotOK()));
 165         connect(applyPB, SIGNAL(clicked()), this, SLOT(slotApply()));
 166         connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
 167         connect(autoapplyCB, SIGNAL(stateChanged(int)), this,
 168                 SLOT(slotAutoApply()));
 169
 170         connect(miscCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 171         connect(sizeCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 172         connect(familyCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 173         connect(seriesCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 174         connect(shapeCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 175         connect(colorCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 176         connect(langCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
 177         connect(toggleallCB, SIGNAL(clicked()), this, SLOT(change_adaptor()));
 178
 179         family = familyData();
 180         series = seriesData();
 181         shape  = shapeData();
 182         size   = sizeData();
 183         bar    = barData();
 184         color  = colorData();
 185
 186         language = languageData();
 187         language.prepend(LanguagePair(qt_("Reset"), "reset"));
 188         language.prepend(LanguagePair(qt_("No change"), "ignore"));
 189
 190         fillCombo(familyCO, family);
 191         fillCombo(seriesCO, series);
 192         fillCombo(sizeCO, size);
 193         fillCombo(shapeCO, shape);
 194         fillCombo(miscCO, bar);
 195         fillCombo(colorCO, color);
 196         fillCombo(langCO, language);
 197
 198         bc().setPolicy(ButtonPolicy::OkApplyCancelAutoReadOnlyPolicy);
 199         bc().setOK(okPB);
 200         bc().setApply(applyPB);
 201         bc().setCancel(closePB);
 202         bc().setAutoApply(autoapplyCB);
 203         bc().addReadOnly(familyCO);
 204         bc().addReadOnly(seriesCO);
 205         bc().addReadOnly(sizeCO);
 206         bc().addReadOnly(shapeCO);
 207         bc().addReadOnly(miscCO);
 208         bc().addReadOnly(langCO);
 209         bc().addReadOnly(colorCO);
 210         bc().addReadOnly(toggleallCB);
 211         bc().addReadOnly(autoapplyCB);
 212
 213 #ifdef Q_WS_MACX
 214         // On Mac it's common to have tool windows which are always in the
 215         // foreground and are hidden when the main window is not focused.
 216         setWindowFlags(Qt::Tool);
 217         autoapplyCB->setChecked(true);
 218 #endif
 219
 220 // FIXME: hack to work around resizing bug in Qt >= 4.2
 221 // bug verified with Qt 4.2.{0-3} (JSpitzm)
 222 #if QT_VERSION >= 0x040200
 223         // qt resizes the comboboxes only after show(), so ...
 224         QDialog::show();
 225 #endif
 226 }
 227
 228
 229 void GuiCharacter::change_adaptor()
 230 {
 231         changed();
 232
 233         if (!autoapplyCB->isChecked())
 234                 return;
 235
 236         // to be really good here, we should set the combos to the values of
 237         // the current text, and make it appear as "no change" if the values
 238         // stay the same between applys. Might be difficult though wrt to a
 239         // moved cursor - jbl
 240         slotApply();
 241 }
 242
 243
 244 template<class P, class B>
 245 static int findPos2nd(QList<P> const & vec, B const & val)
 246 {
 247         for (int i = 0; i != vec.size(); ++i)
 248                 if (vec[i].second == val)
 249                         return i;
 250         return 0;
 251 }
 252
 253
 254 void GuiCharacter::updateContents()
 255 {
 256         if (!autoapplyCB->isChecked()) {
 257                 bc().setValid(true);
 258                 return;
 259         }
 260         if (bufferview()->cursor().selection()) {
 261                 //FIXME: it would be better to check if each font attribute is constant
 262                 // for the selection range.
 263                 font_ = Font(ignore_font, ignore_language);
 264         } else
 265                 font_ = bufferview()->cursor().current_font;
 266
 267         paramsToDialog(font_);
 268 }
 269
 270
 271 static FontState getBar(FontInfo const & fi)
 272 {
 273         if (fi.emph() == FONT_TOGGLE)
 274                 return EMPH_TOGGLE;
 275
 276         if (fi.underbar() == FONT_TOGGLE)
 277                 return UNDERBAR_TOGGLE;
 278
 279         if (fi.noun() == FONT_TOGGLE)
 280                 return NOUN_TOGGLE;
 281
 282         if (fi.emph() == FONT_IGNORE
 283             && fi.underbar() == FONT_IGNORE
 284             && fi.noun() == FONT_IGNORE)
 285                 return IGNORE;
 286
 287         return INHERIT;
 288 }
 289
 290
 291 static void setBar(FontInfo & fi, FontState val)
 292 {
 293         switch (val) {
 294         case IGNORE:
 295                 fi.setEmph(FONT_IGNORE);
 296                 fi.setUnderbar(FONT_IGNORE);
 297                 fi.setNoun(FONT_IGNORE);
 298                 break;
 299
 300         case EMPH_TOGGLE:
 301                 fi.setEmph(FONT_TOGGLE);
 302                 break;
 303
 304         case UNDERBAR_TOGGLE:
 305                 fi.setUnderbar(FONT_TOGGLE);
 306                 break;
 307
 308         case NOUN_TOGGLE:
 309                 fi.setNoun(FONT_TOGGLE);
 310                 break;
 311
 312         case INHERIT:
 313                 fi.setEmph(FONT_INHERIT);
 314                 fi.setUnderbar(FONT_INHERIT);
 315                 fi.setNoun(FONT_INHERIT);
 316                 break;
 317         }
 318 }
 319
 320
 321 void GuiCharacter::paramsToDialog(Font const & font)
 322 {
 323         FontInfo const & fi = font.fontInfo();
 324         familyCO->setCurrentIndex(findPos2nd(family, fi.family()));
 325         seriesCO->setCurrentIndex(findPos2nd(series, fi.series()));
 326         shapeCO->setCurrentIndex(findPos2nd(shape, fi.shape()));
 327         sizeCO->setCurrentIndex(findPos2nd(size, fi.size()));
 328         miscCO->setCurrentIndex(findPos2nd(bar, getBar(fi)));
 329         colorCO->setCurrentIndex(findPos2nd(color, fi.color()));
 330
 331         // reset_language is a null pointer.
 332         QString const lang = (font.language() == reset_language)
 333                 ? "reset" : toqstr(font.language()->lang());
 334         langCO->setCurrentIndex(findPos2nd(language, lang));
 335
 336         toggleallCB->setChecked(toggleall_);
 337 }
 338
 339
 340 void GuiCharacter::applyView()
 341 {
 342         FontInfo & fi = font_.fontInfo();
 343         fi.setFamily(family[familyCO->currentIndex()].second);
 344         fi.setSeries(series[seriesCO->currentIndex()].second);
 345         fi.setShape(shape[shapeCO->currentIndex()].second);
 346         fi.setSize(size[sizeCO->currentIndex()].second);
 347         setBar(fi, bar[miscCO->currentIndex()].second);
 348         fi.setColor(color[colorCO->currentIndex()].second);
 349
 350         font_.setLanguage(languages.getLanguage(
 351                 fromqstr(language[langCO->currentIndex()].second)));
 352
 353         toggleall_ = toggleallCB->isChecked();
 354 }
 355
 356
 357 bool GuiCharacter::initialiseParams(string const &)
 358 {
 359         if (autoapplyCB->isChecked())
 360                 return true;
 361
 362         FontInfo & fi = font_.fontInfo();
 363
 364         // so that the user can press Ok
 365         if (fi.family()    != IGNORE_FAMILY
 366             || fi.series() != IGNORE_SERIES
 367             || fi.shape()  != IGNORE_SHAPE
 368             || fi.size()   != FONT_SIZE_IGNORE
 369             || getBar(fi)  != IGNORE
 370             || fi.color()  != Color_ignore
 371             || font_.language() != ignore_language)
 372                 setButtonsValid(true);
 373
 374         paramsToDialog(font_);
 375         return true;
 376 }
 377
 378
 379 void GuiCharacter::dispatchParams()
 380 {
 381         dispatch(FuncRequest(getLfun(), font_.toString(toggleall_)));
 382 }
 383
 384
 385 void GuiCharacter::saveSession() const
 386 {
 387         Dialog::saveSession();
 388         QSettings settings;
 389         settings.setValue(sessionKey() + "/toggleall", toggleallCB->isChecked());
 390         settings.setValue(sessionKey() + "/autoapply", autoapplyCB->isChecked());
 391 }
 392
 393
 394 void GuiCharacter::restoreSession()
 395 {
 396         Dialog::restoreSession();
 397         QSettings settings;
 398         toggleallCB->setChecked(
 399                 settings.value(sessionKey() + "/toggleall").toBool());
 400         autoapplyCB->setChecked(
 401                 settings.value(sessionKey() + "/autoapply").toBool());
 402 }
 403
 404
 405 Dialog * createGuiCharacter(GuiView & lv) { return new GuiCharacter(lv); }
 406
 407
 408 } // namespace frontend
 409 } // namespace lyx
 410
 411 #include "moc_GuiCharacter.cpp"