opt: support UP/Down arrow key in headword UI (#1358)

* opt:refactor the code

* opt: headwords dialog response to the Up/Down Key

* opt: when the headword come from headword dialog ,not focus

* [autofix.ci] apply automated fixes

---------

Co-authored-by: YiFang Xiao <yifang.xiao@noreply.com>
Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>

src/instances.cc

@@ -4,6 +4,7 @@
 #include "instances.hh"
 #include <set>
 #include <QBuffer>
+#include <utility>
 
 namespace Instances {
 
@@ -27,7 +28,7 @@ Group::Group( Config::Group const & cfgGroup,
   auto dictMap = Dictionary::dictToMap( allDictionaries );
 
   for ( auto const & dict : cfgGroup.dictionaries ) {
-    std::string dictId = dict.id.toStdString();
+    std::string const dictId = dict.id.toStdString();
 
     if ( dictMap.contains( dictId ) ) {
       groupDicts.insert( dictId, dictMap[ dictId ] );
@@ -37,9 +38,8 @@ Group::Group( Config::Group const & cfgGroup,
 
   // Remove inactive dictionaries
   if ( !inactiveGroup.dictionaries.isEmpty() ) {
-    set< string, std::less<> > inactiveSet;
     for ( auto const & dict : inactiveGroup.dictionaries ) {
-      string dictId = dict.id.toStdString();
+      string const dictId = dict.id.toStdString();
       groupDicts.remove( dictId );
       dictOrderList.removeOne( dictId );
     }
@@ -51,15 +51,15 @@ Group::Group( Config::Group const & cfgGroup,
   }
 }
 
-Group::Group( QString const & name_ ):
+Group::Group( QString name_ ):
   id( 0 ),
-  name( name_ )
+  name( std::move( name_ ) )
 {
 }
 
-Group::Group( unsigned id_, QString const & name_ ):
+Group::Group( unsigned id_, QString name_ ):
   id( id_ ),
-  name( name_ )
+  name( std::move( name_ ) )
 {
 }
 
@@ -102,9 +102,9 @@ void Group::checkMutedDictionaries( Config::MutedDictionaries * mutedDictionarie
   Config::MutedDictionaries temp;
 
   for ( auto const & dict : dictionaries ) {
-    QString id = QString::fromStdString( dict->getId() );
+    auto dictId = QString::fromStdString( dict->getId() );
-    if ( mutedDictionaries->contains( id ) )
+    if ( mutedDictionaries->contains( dictId ) )
-      temp.insert( id );
+      temp.insert( dictId );
   }
   *mutedDictionaries = temp;
 }
@@ -139,9 +139,9 @@ void complementDictionaryOrder( Group & group,
   for ( unsigned x = inactiveDictionaries.dictionaries.size(); x--; )
     presentIds.insert( inactiveDictionaries.dictionaries[ x ]->getId() );
 
-  for ( unsigned x = 0; x < dicts.size(); ++x ) {
+  for ( const auto & dict : dicts ) {
-    if ( presentIds.find( dicts[ x ]->getId() ) == presentIds.end() )
+    if ( presentIds.find( dict->getId() ) == presentIds.end() )
-      group.dictionaries.push_back( dicts[ x ] );
+      group.dictionaries.push_back( dict );
   }
 }
 
@@ -149,7 +149,7 @@ void updateNames( Config::Group & group, vector< sptr< Dictionary::Class > > con
 {
 
   for ( unsigned x = group.dictionaries.size(); x--; ) {
-    std::string id = group.dictionaries[ x ].id.toStdString();
+    std::string const id = group.dictionaries[ x ].id.toStdString();
 
     for ( unsigned y = allDictionaries.size(); y--; )
       if ( allDictionaries[ y ]->getId() == id ) {
@@ -161,8 +161,8 @@ void updateNames( Config::Group & group, vector< sptr< Dictionary::Class > > con
 
 void updateNames( Config::Groups & groups, vector< sptr< Dictionary::Class > > const & allDictionaries )
 {
-  for ( int x = 0; x < groups.size(); ++x )
+  for ( auto & group : groups )
-    updateNames( groups[ x ], allDictionaries );
+    updateNames( group, allDictionaries );
 }
 
 void updateNames( Config::Class & cfg, vector< sptr< Dictionary::Class > > const & allDictionaries )

src/instances.hh

@@ -33,9 +33,9 @@ struct Group
          Config::Group const & inactiveGroup );
 
   /// Creates an empty group.
-  explicit Group( QString const & name_ );
+  explicit Group( QString name_ );
 
-  Group( unsigned id, QString const & name_ );
+  Group( unsigned id, QString name_ );
 
   /// Makes the configuration group from the current contents.
   Config::Group makeConfigGroup();

src/ui/dictheadwords.cc

@@ -168,11 +168,28 @@ void DictHeadwords::savePos()
 bool DictHeadwords::eventFilter( QObject * obj, QEvent * ev )
 {
   if ( obj == ui.headersListView && ev->type() == QEvent::KeyPress ) {
-    QKeyEvent * kev = static_cast< QKeyEvent * >( ev );
+    auto * kev = dynamic_cast< QKeyEvent * >( ev );
     if ( kev->key() == Qt::Key_Return || kev->key() == Qt::Key_Enter ) {
       itemClicked( ui.headersListView->currentIndex() );
       return true;
     }
+    else if ( kev->key() == Qt::Key_Up ) {
+      auto index = ui.headersListView->currentIndex();
+      if ( index.row() == 0 )
+        return true;
+      auto preIndex = ui.headersListView->model()->index( index.row() - 1, index.column() );
+      ui.headersListView->setCurrentIndex( preIndex );
+      return true;
+    }
+    else if ( kev->key() == Qt::Key_Down ) {
+      auto index = ui.headersListView->currentIndex();
+      //last row.
+      if ( index.row() == ui.headersListView->model()->rowCount() - 1 )
+        return true;
+      auto preIndex = ui.headersListView->model()->index( index.row() + 1, index.column() );
+      ui.headersListView->setCurrentIndex( preIndex );
+      return true;
+    }
   }
   return QDialog::eventFilter( obj, ev );
 }
@@ -278,12 +295,11 @@ void DictHeadwords::showHeadwordsNumber()
                                .arg( QString::number( model->totalCount() ), QString::number( proxy->rowCount() ) ) );
 }
 
-// TODO , the ui and the code mixed together , this is not the right way to do this. need future refactor
 void DictHeadwords::loadAllSortedWords( QProgressDialog & progress )
 {
   const int headwordsNumber = model->totalCount();
 
-  QMutexLocker _( &mutex );
+  QMutexLocker const _( &mutex );
   if ( sortedWords.isEmpty() ) {
     QSet< QString > allHeadwords;
 
@@ -330,7 +346,7 @@ void DictHeadwords::saveHeadersToFile()
       exportPath = QDir::homePath();
   }
 
-  QString fileName = QFileDialog::getSaveFileName( this,
+  QString const fileName = QFileDialog::getSaveFileName( this,
                                                          tr( "Save headwords to file" ),
                                                          exportPath,
                                                          tr( "Text files (*.txt);;All files (*.*)" ) );

src/ui/mainwindow.cc

@@ -2422,7 +2422,10 @@ void MainWindow::translateInputFinished( bool checkModifiers )
   respondToTranslationRequest( word, checkModifiers );
 }
 
-void MainWindow::respondToTranslationRequest( QString const & word, bool checkModifiers, QString const & scrollTo )
+void MainWindow::respondToTranslationRequest( QString const & word,
+                                              bool checkModifiers,
+                                              QString const & scrollTo,
+                                              bool focus )
 {
   if ( !word.isEmpty() ) {
     Qt::KeyboardModifiers mods = QApplication::keyboardModifiers();
@@ -2436,9 +2439,11 @@ void MainWindow::respondToTranslationRequest( QString const & word, bool checkMo
         activateWindow();
     }
 
+    if ( focus ) {
       focusArticleView();
     }
   }
+}
 
 void MainWindow::setInputLineText( QString text, WildcardPolicy wildcardPolicy, TranslateBoxPopup popupAction )
 {
@@ -3618,7 +3623,7 @@ void MainWindow::headwordReceived( const QString & word, const QString & ID )
 {
   toggleMainWindow( true );
   setInputLineText( word, WildcardPolicy::EscapeWildcards, NoPopupChange );
-  respondToTranslationRequest( word, false, ArticleView::scrollToFromDictionaryId( ID ) );
+  respondToTranslationRequest( word, false, ArticleView::scrollToFromDictionaryId( ID ), false );
 }
 
 void MainWindow::updateFavoritesMenu()

src/ui/mainwindow.hh

@@ -249,7 +249,10 @@ private:
 
   QString unescapeTabHeader( QString const & header );
 
-  void respondToTranslationRequest( QString const & word, bool checkModifiers, QString const & scrollTo = QString() );
+  void respondToTranslationRequest( QString const & word,
+                                    bool checkModifiers,
+                                    QString const & scrollTo = QString(),
+                                    bool focus               = true );
 
   void updateSuggestionList();
   void updateSuggestionList( QString const & text );