src/frontends/qt4/GuiThesaurus.cpp

   1 /**
   2  * \file GuiThesaurus.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author John Levon
   7  * \author Jürgen Spitzmüller
   8  *
   9  * Full author contact details are available in file CREDITS.
  10  */
  11
  12 #include <config.h>
  13
  14 #include "GuiThesaurus.h"
  15 #include "GuiApplication.h"
  16
  17 #include "qt_helpers.h"
  18
  19 #include "Buffer.h"
  20 #include "BufferParams.h"
  21 #include "BufferView.h"
  22 #include "FuncRequest.h"
  23 #include "Language.h"
  24 #include "lyxfind.h"
  25
  26 #include "support/debug.h"
  27 #include "support/gettext.h"
  28 #include "support/lstrings.h"
  29
  30 #include <QAbstractItemModel>
  31 #include <QHeaderView>
  32 #include <QLineEdit>
  33 #include <QPushButton>
  34 #include <QTreeWidget>
  35 #include <QTreeWidgetItem>
  36
  37
  38 using namespace lyx::support;
  39 using namespace std;
  40
  41 namespace lyx {
  42 namespace frontend {
  43
  44 GuiThesaurus::GuiThesaurus(GuiView & lv)
  45         : GuiDialog(lv, "thesaurus", qt_("Thesaurus"))
  46 {
  47         setupUi(this);
  48
  49         meaningsTV->setColumnCount(1);
  50         meaningsTV->header()->hide();
  51
  52         connect(closePB, SIGNAL(clicked()),
  53                 this, SLOT(slotClose()));
  54         connect(replaceED, SIGNAL(returnPressed()),
  55                 this, SLOT(replaceClicked()));
  56         connect(replaceED, SIGNAL(textChanged(QString)),
  57                 this, SLOT(change_adaptor()));
  58         connect(entryCO, SIGNAL(editTextChanged(const QString &)),
  59                 this, SLOT(entryChanged()));
  60         connect(entryCO, SIGNAL(activated(int)),
  61                 this, SLOT(entryChanged()));
  62         connect(lookupPB, SIGNAL(clicked()),
  63                 this, SLOT(entryChanged()));
  64         connect(replacePB, SIGNAL(clicked()),
  65                 this, SLOT(replaceClicked()));
  66         connect(languageCO, SIGNAL(activated(int)),
  67                 this, SLOT(entryChanged()));
  68         connect(meaningsTV, SIGNAL(itemClicked(QTreeWidgetItem *, int)),
  69                 this, SLOT(itemClicked(QTreeWidgetItem *, int)));
  70         connect(meaningsTV, SIGNAL(itemSelectionChanged()),
  71                 this, SLOT(selectionChanged()));
  72         connect(meaningsTV, SIGNAL(itemDoubleClicked(QTreeWidgetItem *, int)),
  73                 this, SLOT(selectionClicked(QTreeWidgetItem *, int)));
  74
  75         // language
  76         QAbstractItemModel * language_model = guiApp->languageModel();
  77         // FIXME: it would be nice if sorting was enabled/disabled via a checkbox.
  78         language_model->sort(0);
  79         languageCO->setModel(language_model);
  80         languageCO->setModelColumn(2);
  81
  82         bc().setCancel(closePB);
  83         bc().setApply(replacePB);
  84         bc().addReadOnly(replaceED);
  85         bc().addReadOnly(replacePB);
  86         bc().setPolicy(ButtonPolicy::OkApplyCancelReadOnlyPolicy);
  87 }
  88
  89
  90 void GuiThesaurus::change_adaptor()
  91 {
  92         changed();
  93 }
  94
  95
  96 void GuiThesaurus::entryChanged()
  97 {
  98         updateLists();
  99 }
 100
 101
 102 void GuiThesaurus::selectionChanged()
 103 {
 104         int const col = meaningsTV->currentColumn();
 105         if (col < 0 || isBufferReadonly())
 106                 return;
 107
 108         QString item = meaningsTV->currentItem()->text(col);
 109         // cut out the classification in brackets:
 110         // "hominid (generic term)" -> "hominid"
 111         QRegExp re("^([^\\(\\)]+)\\b\\(?.*\\)?.*$");
 112         // This is for items with classifications at the beginning:
 113         // "(noun) man" -> "man"; "(noun) male (generic term)" -> "male"
 114         QRegExp rex("^(\\(.+\\))\\s*([^\\(\\)]+)\\s*\\(?.*\\)?.*$");
 115         int pos = re.indexIn(item);
 116         if (pos > -1)
 117                 item = re.cap(1).trimmed();
 118         pos = rex.indexIn(item);
 119         if (pos > -1)
 120                 item = rex.cap(2).trimmed();
 121         replaceED->setText(item);
 122         replacePB->setEnabled(true);
 123         changed();
 124 }
 125
 126
 127 void GuiThesaurus::itemClicked(QTreeWidgetItem * /*item*/, int /*col*/)
 128 {
 129         selectionChanged();
 130 }
 131
 132
 133 void GuiThesaurus::selectionClicked(QTreeWidgetItem * item, int col)
 134 {
 135         QString str = item->text(col);
 136         // cut out the classification in brackets:
 137         // "hominid (generic term)" -> "hominid"
 138         QRegExp re("^([^\\(\\)]+)\\b\\(?.*\\)?.*$");
 139         // This is for items with classifications at the beginning:
 140         // "(noun) man" -> "man"; "(noun) male (generic term)" -> "male"
 141         QRegExp rex("^(\\(.+\\))\\s*([^\\(\\)]+)\\s*\\(?.*\\)?.*$");
 142         int pos = re.indexIn(str);
 143         if (pos > -1)
 144                 str = re.cap(1).trimmed();
 145         pos = rex.indexIn(str);
 146         if (pos > -1)
 147                 str = rex.cap(2).trimmed();
 148         entryCO->insertItem(0, str);
 149         entryCO->setCurrentIndex(0);
 150
 151         selectionChanged();
 152         updateLists();
 153 }
 154
 155
 156 void GuiThesaurus::updateLists()
 157 {
 158         meaningsTV->clear();
 159
 160         if (entryCO->currentText().isEmpty())
 161                 return;
 162
 163         meaningsTV->setUpdatesEnabled(false);
 164
 165         QString const lang = languageCO->itemData(
 166                 languageCO->currentIndex()).toString();
 167         docstring const lang_code =
 168                 from_ascii(lyx::languages.getLanguage(fromqstr(lang))->code());
 169
 170         Thesaurus::Meanings meanings =
 171                 getMeanings(qstring_to_ucs4(entryCO->currentText()), lang_code);
 172
 173         for (Thesaurus::Meanings::const_iterator cit = meanings.begin();
 174                 cit != meanings.end(); ++cit) {
 175                 QTreeWidgetItem * i = new QTreeWidgetItem(meaningsTV);
 176                 i->setText(0, toqstr(cit->first));
 177                 meaningsTV->expandItem(i);
 178                 for (vector<docstring>::const_iterator cit2 = cit->second.begin();
 179                         cit2 != cit->second.end(); ++cit2) {
 180                                 QTreeWidgetItem * i2 = new QTreeWidgetItem(i);
 181                                 i2->setText(0, toqstr(*cit2));
 182                         }
 183                 meaningsTV->setEnabled(true);
 184                 lookupPB->setEnabled(true);
 185                 replaceED->setEnabled(true);
 186                 replacePB->setEnabled(true);
 187         }
 188
 189         if (meanings.empty()) {
 190                 if (!thesaurus.thesaurusAvailable(lang_code)) {
 191                         QTreeWidgetItem * i = new QTreeWidgetItem(meaningsTV);
 192                         i->setText(0, qt_("No thesaurus available for this language!"));
 193                         meaningsTV->setEnabled(false);
 194                         lookupPB->setEnabled(false);
 195                         replaceED->setEnabled(false);
 196                         replacePB->setEnabled(false);
 197                 }
 198         }
 199
 200         meaningsTV->setUpdatesEnabled(true);
 201         meaningsTV->update();
 202 }
 203
 204
 205 void GuiThesaurus::updateContents()
 206 {
 207         entryCO->clear();
 208         entryCO->addItem(toqstr(text_));
 209         entryCO->setCurrentIndex(0);
 210         replaceED->setText("");
 211         int const pos = languageCO->findData(toqstr(lang_));
 212         if (pos != -1)
 213                 languageCO->setCurrentIndex(pos);
 214         updateLists();
 215 }
 216
 217
 218 void GuiThesaurus::replaceClicked()
 219 {
 220         replace(qstring_to_ucs4(replaceED->text()));
 221 }
 222
 223
 224 bool GuiThesaurus::initialiseParams(string const & data)
 225 {
 226         string arg;
 227         string const lang = rsplit(data, arg, ' ');
 228         if (prefixIs(lang, "lang=")) {
 229                 lang_ = from_utf8(split(lang, '='));
 230                 text_ = from_utf8(arg);
 231         } else {
 232                 text_ = from_utf8(data);
 233                 if (bufferview())
 234                         lang_ = from_ascii(
 235                                 bufferview()->buffer().params().language->lang());
 236         }
 237         return true;
 238 }
 239
 240
 241 void GuiThesaurus::clearParams()
 242 {
 243         text_.erase();
 244         lang_.erase();
 245 }
 246
 247
 248 void GuiThesaurus::replace(docstring const & newstr)
 249 {
 250         /* FIXME: this is not suitable ! We need to have a "lock"
 251          * on a particular charpos in a paragraph that is broken on
 252          * deletion/change !
 253          */
 254         docstring const data =
 255                 replace2string(newstr, text_,
 256                                      true,  // case sensitive
 257                                      true,  // match word
 258                                      false, // all words
 259                                      true); // forward
 260         dispatch(FuncRequest(LFUN_WORD_REPLACE, data));
 261 }
 262
 263
 264 Thesaurus::Meanings const & GuiThesaurus::getMeanings(docstring const & str,
 265         docstring const & lang)
 266 {
 267         if (str != laststr_)
 268                 meanings_ = thesaurus.lookup(str, lang);
 269         return meanings_;
 270 }
 271
 272
 273 Dialog * createGuiThesaurus(GuiView & lv) { return new GuiThesaurus(lv); }
 274
 275
 276 } // namespace frontend
 277 } // namespace lyx
 278
 279
 280 #include "moc_GuiThesaurus.cpp"