rename setSelected to setCurrent, as it clashes with a new function of Qt4.2

svn path=/trunk/playground/graphics/okular/; revision=597727

TODO

@@ -18,7 +18,7 @@ Bugs and wishes to close when moving okular to kdegraphics:
 
 In progress [working on]:
 -> toc: highlight the row of the current page (BR127358)
-   (check if there's a better way to do the highlighting - in case just edit TOCItem::setSelected())
+   (check if there's a better way to do the highlighting - in case just edit TOCItem::setCurrent())
 -> thumbnailslist: show Viewport in(blended/contour)
    (actually it's only a red contour)
 -> annotations: renderers in PagePainter (for the 6 annots)

ui/toc.cpp

@@ -53,7 +53,7 @@ class TOCItem : public QTreeWidgetItem
             return m_element;
         }
 
-        void setSelected( bool selected )
+        void setCurrent( bool selected )
         {
             setIcon( 0, selected ? KIcon( treeWidget()->layoutDirection() == Qt::RightToLeft ? "1leftarrow" : "1rightarrow" ) : QIcon() );
         }
@@ -139,7 +139,7 @@ void TOC::notifyViewportChanged( bool /*smoothMove*/ )
 
     if ( m_current )
     {
-        m_current->setSelected( false );
+        m_current->setCurrent( false );
         m_current = 0;
     }
 
@@ -152,7 +152,7 @@ void TOC::notifyViewportChanged( bool /*smoothMove*/ )
         {
             m_current = tmp;
             if (m_current)
-                m_current->setSelected( true );
+                m_current->setCurrent( true );
         }
         ++it;
     }