Refactor work with RTL languages in word search list and history list

delegate.cc

@@ -0,0 +1,19 @@
+#include <QStyleOptionViewItemV4>
+
+#include "delegate.hh"
+
+WordListItemDelegate::WordListItemDelegate(  QAbstractItemDelegate * delegate  ) :
+QStyledItemDelegate()
+{
+  mainDelegate = static_cast< QStyledItemDelegate * >( delegate );
+}
+
+void WordListItemDelegate::paint( QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index ) const
+{
+  QStyleOptionViewItemV4 opt4 = option;
+  QStyleOptionViewItem opt = option;
+  initStyleOption( &opt4, index );
+  if( opt4.text.isRightToLeft() )
+    opt.direction = Qt::RightToLeft;
+  mainDelegate->paint( painter, opt, index );
+}

delegate.hh

@@ -0,0 +1,18 @@
+#ifndef __DELEGATE_HH_INCLUDED__
+#define __DELEGATE_HH_INCLUDED__
+
+#include <QAbstractItemDelegate>
+#include <QStyledItemDelegate>
+
+class WordListItemDelegate : public QStyledItemDelegate
+{
+public:
+  WordListItemDelegate( QAbstractItemDelegate * delegate );
+  virtual void paint( QPainter * painter, const QStyleOptionViewItem & option, const QModelIndex & index ) const;
+
+private:
+  QStyledItemDelegate * mainDelegate;
+};
+
+#endif
+

goldendict.pro

@@ -242,7 +242,8 @@ HEADERS += folding.hh \
     mdx.hh \
     voiceengines.hh \
     ffmpegaudio.hh \
-    articleinspector.hh
+    articleinspector.hh \
+    delegate.hh
 
 FORMS += groups.ui \
     dictgroupwidget.ui \
@@ -350,7 +351,8 @@ SOURCES += folding.cc \
     mdx.cc \
     voiceengines.cc \
     ffmpegaudio.cc \
-    articleinspector.cc
+    articleinspector.cc \
+    delegate.cc
 
 win32 {
 	FORMS   += texttospeechsource.ui

historypanewidget.cc

@@ -87,6 +87,14 @@ void HistoryPaneWidget::setUp( Config::Class * cfg,  History * history, QMenu *
   connect( m_historyList, SIGNAL( customContextMenuRequested( QPoint const & ) ),
            this, SLOT( showCustomMenu( QPoint const & ) ) );
 
+  listItemDelegate = new WordListItemDelegate( m_historyList->itemDelegate() );
+  m_historyList->setItemDelegate( listItemDelegate );
+}
+
+HistoryPaneWidget::~HistoryPaneWidget()
+{
+  if( listItemDelegate )
+    delete listItemDelegate;
 }
 
 void HistoryPaneWidget::copySelectedItems()

historypanewidget.hh

@@ -14,6 +14,7 @@
 
 #include <config.hh>
 #include "history.hh"
+#include "delegate.hh"
 
 /// A widget holding the contents of the 'History' docklet.
 class HistoryPaneWidget : public QWidget
@@ -22,7 +23,9 @@ class HistoryPaneWidget : public QWidget
 public:
   explicit HistoryPaneWidget( QWidget * parent = 0 ): QWidget( parent ),
     itemSelectionChanged( false )
+  , listItemDelegate( 0 )
   {}
+  virtual ~HistoryPaneWidget();
 
   virtual QSize sizeHint() const
   { return QSize( 204, 204 ); }
@@ -63,6 +66,7 @@ private:
   /// when selecting history items via mouse and keyboard
   bool itemSelectionChanged;
 
+  WordListItemDelegate * listItemDelegate;
 };
 
 class HistoryModel : public QAbstractListModel

wordlist.cc

@@ -6,9 +6,11 @@
 #include "wordlist.hh"
 
 WordList::WordList( QWidget * parent ) : QListWidget( parent )
+, listItemDelegate( itemDelegate() )
 {
   wordFinder = 0;
   translateLine = 0;
+  setItemDelegate( &listItemDelegate );
 }
 
 void WordList::attachFinder( WordFinder * finder )
@@ -78,10 +80,8 @@ void WordList::updateMatchResults( bool finished )
         i->setFont( f );
       }
     }
-    if (i->text().at(0).direction() == QChar::DirR)
-        i->setTextAlignment(Qt::AlignRight);
-    if (i->text().at(0).direction() == QChar::DirL)
-        i->setTextAlignment(Qt::AlignLeft);
+
+    i->setTextAlignment(Qt::AlignLeft);
   }
 
   while ( count() > (int) results.size() )
@@ -132,4 +132,3 @@ void WordList::refreshTranslateLine()
   }
 
 }
-

wordlist.hh

@@ -8,6 +8,7 @@
 #include <QLineEdit>
 
 #include "wordfinder.hh"
+#include "delegate.hh"
 
 class WordList : public QListWidget
 {
@@ -34,6 +35,7 @@ private:
 
   WordFinder * wordFinder;
   QLineEdit * translateLine;
+  WordListItemDelegate listItemDelegate;
 };
 
 #endif // WORDLIST_HH