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         meaningsTV->setUpdatesEnabled(false);
 160
 161         QString const lang = languageCO->itemData(
 162                 languageCO->currentIndex()).toString();
 163         docstring const lang_code =
 164                 from_ascii(lyx::languages.getLanguage(fromqstr(lang))->code());
 165
 166         Thesaurus::Meanings meanings =
 167                 getMeanings(qstring_to_ucs4(entryCO->currentText()), lang_code);
 168
 169         for (Thesaurus::Meanings::const_iterator cit = meanings.begin();
 170                 cit != meanings.end(); ++cit) {
 171                 QTreeWidgetItem * i = new QTreeWidgetItem(meaningsTV);
 172                 i->setText(0, toqstr(cit->first));
 173                 meaningsTV->expandItem(i);
 174                 for (vector<docstring>::const_iterator cit2 = cit->second.begin();
 175                         cit2 != cit->second.end(); ++cit2) {
 176                                 QTreeWidgetItem * i2 = new QTreeWidgetItem(i);
 177                                 i2->setText(0, toqstr(*cit2));
 178                         }
 179                 meaningsTV->setEnabled(true);
 180                 lookupPB->setEnabled(true);
 181                 replaceED->setEnabled(true);
 182                 replacePB->setEnabled(true);
 183         }
 184
 185         if (meanings.empty()) {
 186                 if (!thesaurus.thesaurusAvailable(lang_code)) {
 187                         QTreeWidgetItem * i = new QTreeWidgetItem(meaningsTV);
 188                         i->setText(0, qt_("No thesaurus available for this language!"));
 189                         meaningsTV->setEnabled(false);
 190                         lookupPB->setEnabled(false);
 191                         replaceED->setEnabled(false);
 192                         replacePB->setEnabled(false);
 193                 }
 194         }
 195
 196         meaningsTV->setUpdatesEnabled(true);
 197         meaningsTV->update();
 198 }
 199
 200
 201 void GuiThesaurus::updateContents()
 202 {
 203         entryCO->clear();
 204         entryCO->addItem(toqstr(text_));
 205         entryCO->setCurrentIndex(0);
 206         replaceED->setText("");
 207         int const pos = languageCO->findData(toqstr(lang_));
 208         if (pos != -1)
 209                 languageCO->setCurrentIndex(pos);
 210         updateLists();
 211 }
 212
 213
 214 void GuiThesaurus::replaceClicked()
 215 {
 216         replace(qstring_to_ucs4(replaceED->text()));
 217 }
 218
 219
 220 bool GuiThesaurus::initialiseParams(string const & data)
 221 {
 222         string arg;
 223         string const lang = rsplit(data, arg, ' ');
 224         if (prefixIs(lang, "lang=")) {
 225                 lang_ = from_utf8(split(lang, '='));
 226                 text_ = from_utf8(arg);
 227         } else {
 228                 text_ = from_utf8(data);
 229                 if (bufferview())
 230                         lang_ = from_ascii(
 231                                 bufferview()->buffer().params().language->lang());
 232         }
 233         return true;
 234 }
 235
 236
 237 void GuiThesaurus::clearParams()
 238 {
 239         text_.erase();
 240         lang_.erase();
 241 }
 242
 243
 244 void GuiThesaurus::replace(docstring const & newstr)
 245 {
 246         /* FIXME: this is not suitable ! We need to have a "lock"
 247          * on a particular charpos in a paragraph that is broken on
 248          * deletion/change !
 249          */
 250         docstring const data =
 251                 replace2string(newstr, text_,
 252                                      true,  // case sensitive
 253                                      true,  // match word
 254                                      false, // all words
 255                                      true); // forward
 256         dispatch(FuncRequest(LFUN_WORD_REPLACE, data));
 257 }
 258
 259
 260 Thesaurus::Meanings const & GuiThesaurus::getMeanings(docstring const & str,
 261         docstring const & lang)
 262 {
 263         if (str != laststr_)
 264                 meanings_ = thesaurus.lookup(str, lang);
 265         return meanings_;
 266 }
 267
 268
 269 Dialog * createGuiThesaurus(GuiView & lv) { return new GuiThesaurus(lv); }
 270
 271
 272 } // namespace frontend
 273 } // namespace lyx
 274
 275
 276 #include "moc_GuiThesaurus.cpp"