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tools/assistant/lib/qhelpsearchquerywidget.cpp
changeset 7 f7bc934e204c
parent 0 1918ee327afb
child 30 5dc02b23752f
equal deleted inserted replaced
3:41300fa6a67c 7:f7bc934e204c 
     1 /****************************************************************************
 
     1 /****************************************************************************
 
     2 **
 
     2 **
 
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
 
     3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
 
     4 ** All rights reserved.
 
     4 ** All rights reserved.
 
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
 
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
 
     6 **
 
     6 **
 
     7 ** This file is part of the Qt Assistant of the Qt Toolkit.
 
     7 ** This file is part of the Qt Assistant of the Qt Toolkit.
 
     8 **
 
     8 **
 
   118     ~QHelpSearchQueryWidgetPrivate()
 
   118     ~QHelpSearchQueryWidgetPrivate()
 
   119     {
 
   119     {
 
   120         // nothing todo
 
   120         // nothing todo
 
   121     }
 
   121     }
 
   122 
   122 
       
   123     void retranslate()
 
       
   124     {
 
       
   125         simpleSearchLabel->setText(QHelpSearchQueryWidget::tr("Search for:"));
 
       
   126         prevQueryButton->setToolTip(QHelpSearchQueryWidget::tr("Previous search"));
 
       
   127         nextQueryButton->setToolTip(QHelpSearchQueryWidget::tr("Next search"));
 
       
   128         searchButton->setText(QHelpSearchQueryWidget::tr("Search"));
 
       
   129 #ifdef QT_CLUCENE_SUPPORT
 
       
   130         advancedSearchLabel->setText(QHelpSearchQueryWidget::tr("Advanced search"));
 
       
   131         similarLabel->setText(QHelpSearchQueryWidget::tr("words <B>similar</B> to:"));
 
       
   132         withoutLabel->setText(QHelpSearchQueryWidget::tr("<B>without</B> the words:"));
 
       
   133         exactLabel->setText(QHelpSearchQueryWidget::tr("with <B>exact phrase</B>:"));
 
       
   134         allLabel->setText(QHelpSearchQueryWidget::tr("with <B>all</B> of the words:"));
 
       
   135         atLeastLabel->setText(QHelpSearchQueryWidget::tr("with <B>at least one</B> of the words:"));
 
       
   136 #endif
 
       
   137     }
 
       
   138 
   123     QString escapeString(const QString &text)
 
   139     QString escapeString(const QString &text)
 
   124     {
 
   140     {
 
   125         QString retValue = text;
 
   141         QString retValue = text;
 
   126         const QString escape(QLatin1String("\\"));
 
   142         const QString escape(QLatin1String("\\"));
 
   127         QStringList escapableCharsList;
 
   143         QStringList escapableCharsList;
 
   130             << QLatin1String(")") << QLatin1String(":") << QLatin1String("^")
 
   146             << QLatin1String(")") << QLatin1String(":") << QLatin1String("^")
 
   131             << QLatin1String("[") << QLatin1String("]") << QLatin1String("{")
 
   147             << QLatin1String("[") << QLatin1String("]") << QLatin1String("{")
 
   132             << QLatin1String("}") << QLatin1String("~");
 
   148             << QLatin1String("}") << QLatin1String("~");
 
   133 
   149 
   134         // make sure we won't end up with an empty string
 
   150         // make sure we won't end up with an empty string
 
   135         foreach (const QString escapeChar, escapableCharsList) {
 
   151         foreach (const QString &escapeChar, escapableCharsList) {
 
   136             if (retValue.contains(escapeChar))
 
   152             if (retValue.contains(escapeChar))
 
   137                 retValue.replace(escapeChar, QLatin1String(""));
 
   153                 retValue.replace(escapeChar, QLatin1String(""));
 
   138         }
 
   154         }
 
   139         if (retValue.trimmed().isEmpty())
 
   155         if (retValue.trimmed().isEmpty())
 
   140             return retValue;
 
   156             return retValue;
 
   141 
   157 
   142         retValue = text; // now realy escape the string...
 
   158         retValue = text; // now really escape the string...
 
   143         foreach (const QString escapeChar, escapableCharsList) {
 
   159         foreach (const QString &escapeChar, escapableCharsList) {
 
   144             if (retValue.contains(escapeChar))
 
   160             if (retValue.contains(escapeChar))
 
   145                 retValue.replace(escapeChar, escape + escapeChar);
 
   161                 retValue.replace(escapeChar, escape + escapeChar);
 
   146         }
 
   162         }
 
   147         return retValue;
 
   163         return retValue;
 
   148     }
 
   164     }
 
   299         } else {
 
   315         } else {
 
   300             const QRegExp exp(QLatin1String("\\s+"));
 
   316             const QRegExp exp(QLatin1String("\\s+"));
 
   301             QStringList lst = similarQuery->text().split(exp, QString::SkipEmptyParts);
 
   317             QStringList lst = similarQuery->text().split(exp, QString::SkipEmptyParts);
 
   302             if (!lst.isEmpty()) {
 
   318             if (!lst.isEmpty()) {
 
   303                 QStringList fuzzy;
 
   319                 QStringList fuzzy;
 
   304                 foreach (const QString term, lst)
 
   320                 foreach (const QString &term, lst)
 
   305                     fuzzy += buildTermList(escapeString(term));
 
   321                     fuzzy += buildTermList(escapeString(term));
 
   306                 queryList.append(QHelpSearchQuery(QHelpSearchQuery::FUZZY, fuzzy));
 
   322                 queryList.append(QHelpSearchQuery(QHelpSearchQuery::FUZZY, fuzzy));
 
   307             }
 
   323             }
 
   308 
   324 
   309             lst = withoutQuery->text().split(exp, QString::SkipEmptyParts);
 
   325             lst = withoutQuery->text().split(exp, QString::SkipEmptyParts);
 
   310             if (!lst.isEmpty()) {
 
   326             if (!lst.isEmpty()) {
 
   311                 QStringList without;
 
   327                 QStringList without;
 
   312                 foreach (const QString term, lst)
 
   328                 foreach (const QString &term, lst)
 
   313                     without.append(escapeString(term));
 
   329                     without.append(escapeString(term));
 
   314                 queryList.append(QHelpSearchQuery(QHelpSearchQuery::WITHOUT, without));
 
   330                 queryList.append(QHelpSearchQuery(QHelpSearchQuery::WITHOUT, without));
 
   315             }
 
   331             }
 
   316 
   332 
   317             if (!exactQuery->text().isEmpty()) {
 
   333             if (!exactQuery->text().isEmpty()) {
 
   321             }
 
   337             }
 
   322 
   338 
   323             lst = allQuery->text().split(exp, QString::SkipEmptyParts);
 
   339             lst = allQuery->text().split(exp, QString::SkipEmptyParts);
 
   324             if (!lst.isEmpty()) {
 
   340             if (!lst.isEmpty()) {
 
   325                 QStringList all;
 
   341                 QStringList all;
 
   326                 foreach (const QString term, lst)
 
   342                 foreach (const QString &term, lst)
 
   327                     all.append(escapeString(term));
 
   343                     all.append(escapeString(term));
 
   328                 queryList.append(QHelpSearchQuery(QHelpSearchQuery::ALL, all));
 
   344                 queryList.append(QHelpSearchQuery(QHelpSearchQuery::ALL, all));
 
   329             }
 
   345             }
 
   330 
   346 
   331             lst = atLeastQuery->text().split(exp, QString::SkipEmptyParts);
 
   347             lst = atLeastQuery->text().split(exp, QString::SkipEmptyParts);
 
   332             if (!lst.isEmpty()) {
 
   348             if (!lst.isEmpty()) {
 
   333                 QStringList atLeast;
 
   349                 QStringList atLeast;
 
   334                 foreach (const QString term, lst)
 
   350                 foreach (const QString &term, lst)
 
   335                     atLeast += buildTermList(escapeString(term));
 
   351                     atLeast += buildTermList(escapeString(term));
 
   336                 queryList.append(QHelpSearchQuery(QHelpSearchQuery::ATLEAST, atLeast));
 
   352                 queryList.append(QHelpSearchQuery(QHelpSearchQuery::ATLEAST, atLeast));
 
   337             }
 
   353             }
 
   338         }
 
   354         }
 
   339 #endif
 
   355 #endif
 
   358 
   374 
   359 private:
 
   375 private:
 
   360     friend class QHelpSearchQueryWidget;
 
   376     friend class QHelpSearchQueryWidget;
 
   361 
   377 
   362     bool simpleSearch;
 
   378     bool simpleSearch;
 
       
   379     QLabel *simpleSearchLabel;
 
       
   380     QLabel *advancedSearchLabel;
 
       
   381     QLabel *similarLabel;
 
       
   382     QLabel *withoutLabel;
 
       
   383     QLabel *exactLabel;
 
       
   384     QLabel *allLabel;
 
       
   385     QLabel *atLeastLabel;
 
   363     QPushButton *searchButton;
 
   386     QPushButton *searchButton;
 
   364     QWidget* advancedSearchWidget;
 
   387     QWidget* advancedSearchWidget;
 
   365     QToolButton *showHideAdvancedSearchButton;
 
   388     QToolButton *showHideAdvancedSearchButton;
 
   366     QLineEdit *defaultQuery;
 
   389     QLineEdit *defaultQuery;
 
   367     QLineEdit *exactQuery;
 
   390     QLineEdit *exactQuery;
 
   406 
   429 
   407     QVBoxLayout *vLayout = new QVBoxLayout(this);
 
   430     QVBoxLayout *vLayout = new QVBoxLayout(this);
 
   408     vLayout->setMargin(0);
 
   431     vLayout->setMargin(0);
 
   409 
   432 
   410     QHBoxLayout* hBoxLayout = new QHBoxLayout();
 
   433     QHBoxLayout* hBoxLayout = new QHBoxLayout();
 
   411     QLabel *label = new QLabel(tr("Search for:"), this);
 
   434     d->simpleSearchLabel = new QLabel(this);
 
   412     d->defaultQuery = new QLineEdit(this);
 
   435     d->defaultQuery = new QLineEdit(this);
 
   413     d->defaultQuery->setCompleter(&d->searchCompleter);
 
   436     d->defaultQuery->setCompleter(&d->searchCompleter);
 
   414     d->prevQueryButton = new QToolButton(this);
 
   437     d->prevQueryButton = new QToolButton(this);
 
   415     d->prevQueryButton->setArrowType(Qt::LeftArrow);
 
   438     d->prevQueryButton->setArrowType(Qt::LeftArrow);
 
   416     d->prevQueryButton->setToolTip(tr("Previous search"));
 
       
   417     d->prevQueryButton->setEnabled(false);
 
   439     d->prevQueryButton->setEnabled(false);
 
   418     d->nextQueryButton = new QToolButton(this);
 
   440     d->nextQueryButton = new QToolButton(this);
 
   419     d->nextQueryButton->setArrowType(Qt::RightArrow);
 
   441     d->nextQueryButton->setArrowType(Qt::RightArrow);
 
   420     d->nextQueryButton->setToolTip(tr("Next search"));
 
       
   421     d->nextQueryButton->setEnabled(false);
 
   442     d->nextQueryButton->setEnabled(false);
 
   422     d->searchButton = new QPushButton(tr("Search"), this);
 
   443     d->searchButton = new QPushButton(this);
 
   423     hBoxLayout->addWidget(label);
 
   444     hBoxLayout->addWidget(d->simpleSearchLabel);
 
   424     hBoxLayout->addWidget(d->defaultQuery);
 
   445     hBoxLayout->addWidget(d->defaultQuery);
 
   425     hBoxLayout->addWidget(d->prevQueryButton);
 
   446     hBoxLayout->addWidget(d->prevQueryButton);
 
   426     hBoxLayout->addWidget(d->nextQueryButton);
 
   447     hBoxLayout->addWidget(d->nextQueryButton);
 
   427     hBoxLayout->addWidget(d->searchButton);
 
   448     hBoxLayout->addWidget(d->searchButton);
 
   428 
   449 
   437     hBoxLayout = new QHBoxLayout();
 
   458     hBoxLayout = new QHBoxLayout();
 
   438     d->showHideAdvancedSearchButton = new QToolButton(this);
 
   459     d->showHideAdvancedSearchButton = new QToolButton(this);
 
   439     d->showHideAdvancedSearchButton->setText(QLatin1String("+"));
 
   460     d->showHideAdvancedSearchButton->setText(QLatin1String("+"));
 
   440     d->showHideAdvancedSearchButton->setMinimumSize(25, 20);
 
   461     d->showHideAdvancedSearchButton->setMinimumSize(25, 20);
 
   441 
   462 
   442     label = new QLabel(tr("Advanced search"), this);
 
   463     d->advancedSearchLabel = new QLabel(this);
 
   443     QSizePolicy sizePolicy(QSizePolicy::Maximum, QSizePolicy::Preferred);
 
   464     QSizePolicy sizePolicy(QSizePolicy::Maximum, QSizePolicy::Preferred);
 
   444     sizePolicy.setHeightForWidth(label->sizePolicy().hasHeightForWidth());
 
   465     sizePolicy.setHeightForWidth(d->advancedSearchLabel->sizePolicy().hasHeightForWidth());
 
   445     label->setSizePolicy(sizePolicy);
 
   466     d->advancedSearchLabel->setSizePolicy(sizePolicy);
 
   446 
   467 
   447     QFrame* hLine = new QFrame(this);
 
   468     QFrame* hLine = new QFrame(this);
 
   448     hLine->setFrameStyle(QFrame::HLine);
 
   469     hLine->setFrameStyle(QFrame::HLine);
 
   449     hBoxLayout->addWidget(d->showHideAdvancedSearchButton);
 
   470     hBoxLayout->addWidget(d->showHideAdvancedSearchButton);
 
   450     hBoxLayout->addWidget(label);
 
   471     hBoxLayout->addWidget(d->advancedSearchLabel);
 
   451     hBoxLayout->addWidget(hLine);
 
   472     hBoxLayout->addWidget(hLine);
 
   452 
   473 
   453     vLayout->addLayout(hBoxLayout);
 
   474     vLayout->addLayout(hBoxLayout);
 
   454 
   475 
   455     // setup advanced search layout
 
   476     // setup advanced search layout
 
   456     d->advancedSearchWidget = new QWidget(this);
 
   477     d->advancedSearchWidget = new QWidget(this);
 
   457     QGridLayout *gLayout = new QGridLayout(d->advancedSearchWidget);
 
   478     QGridLayout *gLayout = new QGridLayout(d->advancedSearchWidget);
 
   458     gLayout->setMargin(0);
 
   479     gLayout->setMargin(0);
 
   459 
   480 
   460     label = new QLabel(tr("words <B>similar</B> to:"), this);
 
   481     d->similarLabel = new QLabel(this);
 
   461     gLayout->addWidget(label, 0, 0);
 
   482     gLayout->addWidget(d->similarLabel, 0, 0);
 
   462     d->similarQuery = new QLineEdit(this);
 
   483     d->similarQuery = new QLineEdit(this);
 
   463     d->similarQuery->setCompleter(&d->searchCompleter);
 
   484     d->similarQuery->setCompleter(&d->searchCompleter);
 
   464     gLayout->addWidget(d->similarQuery, 0, 1);
 
   485     gLayout->addWidget(d->similarQuery, 0, 1);
 
   465 
   486 
   466     label = new QLabel(tr("<B>without</B> the words:"), this);
 
   487     d->withoutLabel = new QLabel(this);
 
   467     gLayout->addWidget(label, 1, 0);
 
   488     gLayout->addWidget(d->withoutLabel, 1, 0);
 
   468     d->withoutQuery = new QLineEdit(this);
 
   489     d->withoutQuery = new QLineEdit(this);
 
   469     d->withoutQuery->setCompleter(&d->searchCompleter);
 
   490     d->withoutQuery->setCompleter(&d->searchCompleter);
 
   470     gLayout->addWidget(d->withoutQuery, 1, 1);
 
   491     gLayout->addWidget(d->withoutQuery, 1, 1);
 
   471 
   492 
   472     label = new QLabel(tr("with <B>exact phrase</B>:"), this);
 
   493     d->exactLabel = new QLabel(this);
 
   473     gLayout->addWidget(label, 2, 0);
 
   494     gLayout->addWidget(d->exactLabel, 2, 0);
 
   474     d->exactQuery = new QLineEdit(this);
 
   495     d->exactQuery = new QLineEdit(this);
 
   475     d->exactQuery->setCompleter(&d->searchCompleter);
 
   496     d->exactQuery->setCompleter(&d->searchCompleter);
 
   476     gLayout->addWidget(d->exactQuery, 2, 1);
 
   497     gLayout->addWidget(d->exactQuery, 2, 1);
 
   477 
   498 
   478     label = new QLabel(tr("with <B>all</B> of the words:"), this);
 
   499     d->allLabel = new QLabel(this);
 
   479     gLayout->addWidget(label, 3, 0);
 
   500     gLayout->addWidget(d->allLabel, 3, 0);
 
   480     d->allQuery = new QLineEdit(this);
 
   501     d->allQuery = new QLineEdit(this);
 
   481     d->allQuery->setCompleter(&d->searchCompleter);
 
   502     d->allQuery->setCompleter(&d->searchCompleter);
 
   482     gLayout->addWidget(d->allQuery, 3, 1);
 
   503     gLayout->addWidget(d->allQuery, 3, 1);
 
   483 
   504 
   484     label = new QLabel(tr("with <B>at least one</B> of the words:"), this);
 
   505     d->atLeastLabel = new QLabel(this);
 
   485     gLayout->addWidget(label, 4, 0);
 
   506     gLayout->addWidget(d->atLeastLabel, 4, 0);
 
   486     d->atLeastQuery = new QLineEdit(this);
 
   507     d->atLeastQuery = new QLineEdit(this);
 
   487     d->atLeastQuery->setCompleter(&d->searchCompleter);
 
   508     d->atLeastQuery->setCompleter(&d->searchCompleter);
 
   488     gLayout->addWidget(d->atLeastQuery, 4, 1);
 
   509     gLayout->addWidget(d->atLeastQuery, 4, 1);
 
   489 
   510 
   490     vLayout->addWidget(d->advancedSearchWidget);
 
   511     vLayout->addWidget(d->advancedSearchWidget);
 
   491     d->advancedSearchWidget->hide();
 
   512     d->advancedSearchWidget->hide();
 
       
   513 
       
   514     d->retranslate();
 
   492 
   515 
   493     connect(d->exactQuery, SIGNAL(returnPressed()), this, SIGNAL(search()));
 
   516     connect(d->exactQuery, SIGNAL(returnPressed()), this, SIGNAL(search()));
 
   494     connect(d->similarQuery, SIGNAL(returnPressed()), this, SIGNAL(search()));
 
   517     connect(d->similarQuery, SIGNAL(returnPressed()), this, SIGNAL(search()));
 
   495     connect(d->withoutQuery, SIGNAL(returnPressed()), this, SIGNAL(search()));
 
   518     connect(d->withoutQuery, SIGNAL(returnPressed()), this, SIGNAL(search()));
 
   496     connect(d->allQuery, SIGNAL(returnPressed()), this, SIGNAL(search()));
 
   519     connect(d->allQuery, SIGNAL(returnPressed()), this, SIGNAL(search()));
 
   508 {
 
   531 {
 
   509     delete d;
 
   532     delete d;
 
   510 }
 
   533 }
 
   511 
   534 
   512 /*!
 
   535 /*!
 
   513     Returns a list of querys to use in combination with the search engines
 
   536     Returns a list of queries to use in combination with the search engines
 
   514     search(QList<QHelpSearchQuery> &query) function.
 
   537     search(QList<QHelpSearchQuery> &query) function.
 
   515 */
 
   538 */
 
   516 QList<QHelpSearchQuery> QHelpSearchQueryWidget::query() const
 
   539 QList<QHelpSearchQuery> QHelpSearchQueryWidget::query() const
 
   517 {
 
   540 {
 
   518     const QHelpSearchQueryWidgetPrivate::QueryHistory &queryHist =
 
   541     const QHelpSearchQueryWidgetPrivate::QueryHistory &queryHist =
 
   529         d->defaultQuery->selectAll();
 
   552         d->defaultQuery->selectAll();
 
   530         d->defaultQuery->setFocus();
 
   553         d->defaultQuery->setFocus();
 
   531     }
 
   554     }
 
   532 }
 
   555 }
 
   533 
   556 
       
   557 /*! \reimp
 
       
   558 */
 
       
   559 void QHelpSearchQueryWidget::changeEvent(QEvent *event)
 
       
   560 {
 
       
   561     if (event->type() == QEvent::LanguageChange)
 
       
   562         d->retranslate();
 
       
   563     else
 
       
   564         QWidget::changeEvent(event);
 
       
   565 }
 
       
   566 
   534 QT_END_NAMESPACE
 
   567 QT_END_NAMESPACE
FCL/sf/mw/qt