src/frontends/qt/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 #include "WordLangTuple.h"
  26
  27 #include "support/debug.h"
  28 #include "support/gettext.h"
  29 #include "support/lstrings.h"
  30
  31 #include <QAbstractItemModel>
  32 #include <QCompleter>
  33 #include <QDialogButtonBox>
  34 #include <QHeaderView>
  35 #include <QLineEdit>
  36 #include <QPushButton>
  37 #include <QTreeWidget>
  38 #include <QTreeWidgetItem>
  39
  40
  41 using namespace lyx::support;
  42 using namespace std;
  43
  44 namespace lyx {
  45 namespace frontend {
  46
  47 GuiThesaurus::GuiThesaurus(GuiView & lv)
  48         : GuiDialog(lv, "thesaurus", qt_("Thesaurus"))
  49 {
  50         setupUi(this);
  51
  52         meaningsTV->setColumnCount(1);
  53         meaningsTV->header()->hide();
  54
  55         connect(buttonBox, SIGNAL(clicked(QAbstractButton *)),
  56                 this, SLOT(slotButtonBox(QAbstractButton *)));
  57         connect(replaceED, SIGNAL(returnPressed()),
  58                 this, SLOT(replaceClicked()));
  59         connect(replaceED, SIGNAL(textChanged(QString)),
  60                 this, SLOT(change_adaptor()));
  61         connect(entryCO, SIGNAL(editTextChanged(const QString &)),
  62                 this, SLOT(entryChanged()));
  63         connect(entryCO, SIGNAL(activated(int)),
  64                 this, SLOT(entryChanged()));
  65         connect(lookupPB, SIGNAL(clicked()),
  66                 this, SLOT(entryChanged()));
  67         connect(replacePB, SIGNAL(clicked()),
  68                 this, SLOT(replaceClicked()));
  69         connect(languageCO, SIGNAL(activated(int)),
  70                 this, SLOT(entryChanged()));
  71         connect(meaningsTV, SIGNAL(itemClicked(QTreeWidgetItem *, int)),
  72                 this, SLOT(itemClicked(QTreeWidgetItem *, int)));
  73         connect(meaningsTV, SIGNAL(itemSelectionChanged()),
  74                 this, SLOT(selectionChanged()));
  75         connect(meaningsTV, SIGNAL(itemDoubleClicked(QTreeWidgetItem *, int)),
  76                 this, SLOT(selectionClicked(QTreeWidgetItem *, int)));
  77
  78         // language
  79         QAbstractItemModel * language_model = guiApp->languageModel();
  80         // FIXME: it would be nice if sorting was enabled/disabled via a checkbox.
  81         language_model->sort(0);
  82         languageCO->setModel(language_model);
  83         languageCO->setModelColumn(2);
  84
  85         //bug #8138
  86         if (entryCO->completer())
  87                 entryCO->completer()->setCompletionMode(QCompleter::PopupCompletion);
  88
  89         bc().setCancel(buttonBox->button(QDialogButtonBox::Close));
  90         bc().setApply(replacePB, true);
  91         bc().addReadOnly(replaceED);
  92         bc().addReadOnly(replacePB);
  93         bc().setPolicy(ButtonPolicy::OkApplyCancelReadOnlyPolicy);
  94
  95         setFocusProxy(entryCO);
  96 }
  97
  98 void GuiThesaurus::checkStatus()
  99 {
 100         if (!isBufferAvailable()) {
 101                 // deactivate the thesaurus if we have no buffer
 102                 enableView(false);
 103                 return;
 104         }
 105         updateView();
 106 }
 107
 108 void GuiThesaurus::change_adaptor()
 109 {
 110         changed();
 111 }
 112
 113
 114 void GuiThesaurus::entryChanged()
 115 {
 116         updateLists();
 117 }
 118
 119
 120 void GuiThesaurus::selectionChanged()
 121 {
 122         int const col = meaningsTV->currentColumn();
 123         if (col < 0 || isBufferReadonly())
 124                 return;
 125
 126         QString item = meaningsTV->currentItem()->text(col);
 127         // cut out the classification in brackets:
 128         // "hominid (generic term)" -> "hominid"
 129         QRegExp re("^([^\\(\\)]+)\\b\\(?.*\\)?.*$");
 130         // This is for items with classifications at the beginning:
 131         // "(noun) man" -> "man"; "(noun) male (generic term)" -> "male"
 132         QRegExp rex("^(\\(.+\\))\\s*([^\\(\\)]+)\\s*\\(?.*\\)?.*$");
 133         int pos = re.indexIn(item);
 134         if (pos > -1)
 135                 item = re.cap(1).trimmed();
 136         pos = rex.indexIn(item);
 137         if (pos > -1)
 138                 item = rex.cap(2).trimmed();
 139         replaceED->setText(item);
 140         replacePB->setEnabled(!isBufferReadonly());
 141         changed();
 142 }
 143
 144
 145 void GuiThesaurus::itemClicked(QTreeWidgetItem * /*item*/, int /*col*/)
 146 {
 147         selectionChanged();
 148 }
 149
 150
 151 void GuiThesaurus::selectionClicked(QTreeWidgetItem * item, int col)
 152 {
 153         QString str = item->text(col);
 154         // cut out the classification in brackets:
 155         // "hominid (generic term)" -> "hominid"
 156         QRegExp re("^([^\\(\\)]+)\\b\\(?.*\\)?.*$");
 157         // This is for items with classifications at the beginning:
 158         // "(noun) man" -> "man"; "(noun) male (generic term)" -> "male"
 159         QRegExp rex("^(\\(.+\\))\\s*([^\\(\\)]+)\\s*\\(?.*\\)?.*$");
 160         int pos = re.indexIn(str);
 161         if (pos > -1)
 162                 str = re.cap(1).trimmed();
 163         pos = rex.indexIn(str);
 164         if (pos > -1)
 165                 str = rex.cap(2).trimmed();
 166         entryCO->insertItem(0, str);
 167         entryCO->setCurrentIndex(0);
 168
 169         selectionChanged();
 170         updateLists();
 171 }
 172
 173
 174 void GuiThesaurus::updateLists()
 175 {
 176         meaningsTV->clear();
 177
 178         if (entryCO->currentText().isEmpty())
 179                 return;
 180
 181         meaningsTV->setUpdatesEnabled(false);
 182
 183         QString const lang = languageCO->itemData(
 184                 languageCO->currentIndex()).toString();
 185         Language * language = const_cast<Language*>(lyx::languages.getLanguage(fromqstr(lang)));
 186         docstring const lang_code = from_ascii(language->code());
 187
 188         Thesaurus::Meanings meanings =
 189                 getMeanings(WordLangTuple(qstring_to_ucs4(entryCO->currentText()), language));
 190
 191         for (Thesaurus::Meanings::const_iterator cit = meanings.begin();
 192                 cit != meanings.end(); ++cit) {
 193                 QTreeWidgetItem * i = new QTreeWidgetItem(meaningsTV);
 194                 i->setText(0, toqstr(cit->first));
 195                 meaningsTV->expandItem(i);
 196                 for (vector<docstring>::const_iterator cit2 = cit->second.begin();
 197                         cit2 != cit->second.end(); ++cit2) {
 198                                 QTreeWidgetItem * i2 = new QTreeWidgetItem(i);
 199                                 i2->setText(0, toqstr(*cit2));
 200                         }
 201                 meaningsTV->setEnabled(true);
 202                 lookupPB->setEnabled(true);
 203                 bool const readonly = isBufferReadonly();
 204                 replaceED->setEnabled(!readonly);
 205                 replacePB->setEnabled(!readonly);
 206         }
 207
 208         if (meanings.empty()) {
 209                 if (!thesaurus.thesaurusAvailable(lang_code)) {
 210                         QTreeWidgetItem * i = new QTreeWidgetItem(meaningsTV);
 211                         i->setText(0, qt_("No thesaurus available for this language!"));
 212                         meaningsTV->setEnabled(false);
 213                         lookupPB->setEnabled(false);
 214                         replaceED->setEnabled(false);
 215                         replacePB->setEnabled(false);
 216                 }
 217         }
 218
 219         meaningsTV->setUpdatesEnabled(true);
 220         meaningsTV->update();
 221 }
 222
 223
 224 void GuiThesaurus::updateContents()
 225 {
 226         entryCO->clear();
 227         entryCO->addItem(toqstr(text_));
 228         entryCO->setCurrentIndex(0);
 229         replaceED->setText("");
 230         int const pos = languageCO->findData(toqstr(lang_));
 231         if (pos != -1)
 232                 languageCO->setCurrentIndex(pos);
 233         updateLists();
 234 }
 235
 236
 237 void GuiThesaurus::replaceClicked()
 238 {
 239         replace(qstring_to_ucs4(replaceED->text()));
 240 }
 241
 242
 243 bool GuiThesaurus::initialiseParams(string const & sdata)
 244 {
 245         string arg;
 246         string const lang = rsplit(sdata, arg, ' ');
 247         if (prefixIs(lang, "lang=")) {
 248                 lang_ = from_utf8(split(lang, '='));
 249                 text_ = from_utf8(arg);
 250         } else {
 251                 text_ = from_utf8(sdata);
 252                 if (bufferview())
 253                         lang_ = from_ascii(
 254                                 bufferview()->buffer().params().language->lang());
 255         }
 256         return true;
 257 }
 258
 259
 260 void GuiThesaurus::clearParams()
 261 {
 262         text_.erase();
 263         lang_.erase();
 264 }
 265
 266
 267 void GuiThesaurus::replace(docstring const & newstr)
 268 {
 269         /* FIXME: this is not suitable ! We need to have a "lock"
 270          * on a particular charpos in a paragraph that is broken on
 271          * deletion/change !
 272          */
 273         docstring const sdata =
 274                 replace2string(newstr, text_,
 275                                      true,  // case sensitive
 276                                      true,  // match word
 277                                      false, // all words
 278                                      true); // forward
 279         dispatch(FuncRequest(LFUN_WORD_REPLACE, sdata));
 280 }
 281
 282
 283 Thesaurus::Meanings const & GuiThesaurus::getMeanings(WordLangTuple const & wl)
 284 {
 285         if (wl.word() != laststr_)
 286                 meanings_ = thesaurus.lookup(wl);
 287         return meanings_;
 288 }
 289
 290
 291 Dialog * createGuiThesaurus(GuiView & lv) { return new GuiThesaurus(lv); }
 292
 293
 294 } // namespace frontend
 295 } // namespace lyx
 296
 297
 298 #include "moc_GuiThesaurus.cpp"