performanceenhancements by removing unnecessary refreshs

1 files changed, 33 insertions, 32 deletions

diff --git a/kaddressbook/views/kaddressbooktableview.cpp b/kaddressbook/views/kaddressbooktableview.cpp
index ee2fcf8..8d2203e 100644
--- a/kaddressbook/views/kaddressbooktableview.cpp
+++ b/kaddressbook/views/kaddressbooktableview.cpp
@@ -36,302 +36,303 @@
 
 #include "kaddressbooktableview.h"
 
 
 KAddressBookTableView::KAddressBookTableView( KABC::AddressBook *ab,
                                               QWidget *parent, const char *name )
   : KAddressBookView( ab, parent, name )
 {
   mainLayout = new QVBoxLayout( viewWidget(), 2 );
 
   // The list view will be created when the config is read.
   mListView = 0;
 }
 
 KAddressBookTableView::~KAddressBookTableView()
 {
 }
 
 void KAddressBookTableView::reconstructListView()
 {
     if (mListView)
     {
         disconnect(mListView, SIGNAL(selectionChanged()),
                    this, SLOT(addresseeSelected()));
         disconnect(mListView, SIGNAL(executed(QListViewItem*)),
                    this, SLOT(addresseeExecuted(QListViewItem*)));
         disconnect(mListView, SIGNAL(doubleClicked(QListViewItem*)),
                    this, SLOT(addresseeExecuted(QListViewItem*)));
         disconnect(mListView, SIGNAL(startAddresseeDrag()), this,
                    SIGNAL(startDrag()));
         disconnect(mListView, SIGNAL(returnPressed(QListViewItem*)),
           this, SLOT(addresseeExecuted(QListViewItem*)));
 
         disconnect(mListView, SIGNAL(addresseeDropped(QDropEvent*)), this,
                    SIGNAL(dropped(QDropEvent*)));
         delete mListView;
     }
 
   mListView = new ContactListView( this, addressBook(), viewWidget() );
 
   // Add the columns
   KABC::Field::List fieldList = fields();
   KABC::Field::List::ConstIterator it;
 
   int c = 0;
   for( it = fieldList.begin(); it != fieldList.end(); ++it ) {
       mListView->addColumn( (*it)->label() );
       mListView->setColumnWidthMode(c++, QListView::Manual);
-//US      
+//US
       //  qDebug("KAddressBookTableView::reconstructListView: field %s", (*it)->label().latin1());
   }
 
   connect(mListView, SIGNAL(selectionChanged()),
           this, SLOT(addresseeSelected()));
   connect(mListView, SIGNAL(startAddresseeDrag()), this,
           SIGNAL(startDrag()));
   connect(mListView, SIGNAL(addresseeDropped(QDropEvent*)), this,
           SIGNAL(dropped(QDropEvent*)));
 
   if (KABPrefs::instance()->mHonorSingleClick)
     connect(mListView, SIGNAL(executed(QListViewItem*)),
           this, SLOT(addresseeExecuted(QListViewItem*)));
   else
     connect(mListView, SIGNAL(doubleClicked(QListViewItem*)),
           this, SLOT(addresseeExecuted(QListViewItem*)));
     connect(mListView, SIGNAL(returnPressed(QListViewItem*)),
           this, SLOT(addresseeExecuted(QListViewItem*)));
     connect(mListView, SIGNAL(signalDelete()),
           this, SLOT(addresseeDeleted()));
 
-  refresh();
+//US performceimprovement. Refresh is done from the outside
+//US refresh();
 
   mListView->setSorting( 0, true );
   mainLayout->addWidget( mListView );
   mainLayout->activate();
   mListView->show();
 }
 
 void KAddressBookTableView::writeConfig(KConfig *config)
 {
   KAddressBookView::writeConfig(config);
 
   mListView->saveLayout(config, config->group());
 }
 
 void KAddressBookTableView::readConfig(KConfig *config)
 {
   KAddressBookView::readConfig( config );
 
   // The config could have changed the fields, so we need to reconstruct
   // the listview.
   reconstructListView();
 
   // Set the list view options
   mListView->setAlternateBackgroundEnabled(config->readBoolEntry("ABackground",
                                                                  true));
   mListView->setSingleLineEnabled(config->readBoolEntry("SingleLine", false));
   mListView->setToolTipsEnabled(config->readBoolEntry("ToolTips", true));
 
   if (config->readBoolEntry("Background", false))
     mListView->setBackgroundPixmap(config->readEntry("BackgroundName"));
 
   // Restore the layout of the listview
   mListView->restoreLayout(config, config->group());
 }
 
 void KAddressBookTableView::refresh(QString uid)
 {
   // For now just repopulate. In reality this method should
   // check the value of uid, and if valid iterate through
   // the listview to find the entry, then tell it to refresh.
 
   if (uid.isNull()) {
     // Clear the list view
     QString currentUID, nextUID;
-#ifndef KAB_EMBEDDED    
+#ifndef KAB_EMBEDDED
     ContactListViewItem *currentItem = dynamic_cast<ContactListViewItem*>( mListView->currentItem() );
-#else //KAB_EMBEDDED    
+#else //KAB_EMBEDDED
     ContactListViewItem *currentItem = (ContactListViewItem*)( mListView->currentItem() );
-#endif //KAB_EMBEDDED    
-    
+#endif //KAB_EMBEDDED
+
     if ( currentItem ) {
-#ifndef KAB_EMBEDDED    
+#ifndef KAB_EMBEDDED
       ContactListViewItem *nextItem = dynamic_cast<ContactListViewItem*>( currentItem->itemBelow() );
-#else //KAB_EMBEDDED    
+#else //KAB_EMBEDDED
       ContactListViewItem *nextItem = (ContactListViewItem*)( currentItem->itemBelow() );
-#endif //KAB_EMBEDDED    
+#endif //KAB_EMBEDDED
       if ( nextItem )
         nextUID = nextItem->addressee().uid();
       currentUID = currentItem->addressee().uid();
     }
 
     mListView->clear();
 
     currentItem = 0;
     KABC::Addressee::List addresseeList = addressees();
     KABC::Addressee::List::Iterator it;
     for (it = addresseeList.begin(); it != addresseeList.end(); ++it ) {
       ContactListViewItem *item = new ContactListViewItem(*it, mListView, addressBook(), fields());
       if ( (*it).uid() == currentUID )
         currentItem = item;
       else if ( (*it).uid() == nextUID && !currentItem )
         currentItem = item;
     }
 
     // Sometimes the background pixmap gets messed up when we add lots
     // of items.
     mListView->repaint();
 
     if ( currentItem ) {
       mListView->setCurrentItem( currentItem );
       mListView->ensureItemVisible( currentItem );
     }
   } else {
     // Only need to update on entry. Iterate through and try to find it
     ContactListViewItem *ceItem;
     QListViewItemIterator it( mListView );
     while ( it.current() ) {
-#ifndef KAB_EMBEDDED    
+#ifndef KAB_EMBEDDED
       ceItem = dynamic_cast<ContactListViewItem*>( it.current() );
-#else //KAB_EMBEDDED    
+#else //KAB_EMBEDDED
       ceItem = (ContactListViewItem*)( it.current() );
-#endif //KAB_EMBEDDED    
-      
+#endif //KAB_EMBEDDED
+
       if ( ceItem && ceItem->addressee().uid() == uid ) {
         ceItem->refresh();
         return;
       }
       ++it;
     }
 
     refresh( QString::null );
   }
 }
 
 QStringList KAddressBookTableView::selectedUids()
 {
     QStringList uidList;
     QListViewItem *item;
     ContactListViewItem *ceItem;
 
     for(item = mListView->firstChild(); item; item = item->itemBelow())
     {
         if (mListView->isSelected( item ))
         {
-#ifndef KAB_EMBEDDED    
+#ifndef KAB_EMBEDDED
             ceItem = dynamic_cast<ContactListViewItem*>(item);
-#else //KAB_EMBEDDED    
+#else //KAB_EMBEDDED
             ceItem = (ContactListViewItem*)(item);
-#endif //KAB_EMBEDDED    
-            
+#endif //KAB_EMBEDDED
+
             if (ceItem != 0L)
                 uidList << ceItem->addressee().uid();
         }
     }
     if ( uidList.count() == 0 )
         if ( mListView->currentItem() ) {
             ceItem = (ContactListViewItem*)(mListView->currentItem()) ;
             uidList << ceItem->addressee().uid();
         }
-    
+
     return uidList;
 }
 
 void KAddressBookTableView::setSelected(QString uid, bool selected)
 {
     QListViewItem *item;
     ContactListViewItem *ceItem;
 
     if (uid.isNull())
     {
         mListView->selectAll(selected);
     }
     else
     {
         for(item = mListView->firstChild(); item; item = item->itemBelow())
         {
-#ifndef KAB_EMBEDDED    
+#ifndef KAB_EMBEDDED
             ceItem = dynamic_cast<ContactListViewItem*>(item);
-#else //KAB_EMBEDDED    
+#else //KAB_EMBEDDED
             ceItem = (ContactListViewItem*)(item);
-#endif //KAB_EMBEDDED    
-            
-            
+#endif //KAB_EMBEDDED
+
+
             if ((ceItem != 0L) && (ceItem->addressee().uid() == uid))
             {
                 mListView->setSelected(item, selected);
 
                 if (selected)
                     mListView->ensureItemVisible(item);
             }
         }
     }
 }
 
 void KAddressBookTableView::addresseeSelected()
 {
     // We need to try to find the first selected item. This might not be the
     // last selected item, but when QListView is in multiselection mode,
     // there is no way to figure out which one was
     // selected last.
     QListViewItem *item;
     bool found =false;
     for (item = mListView->firstChild(); item && !found;
          item = item->nextSibling())
     {
         if (item->isSelected())
         {
             found = true;
-#ifndef KAB_EMBEDDED    
+#ifndef KAB_EMBEDDED
             ContactListViewItem *ceItem
                  = dynamic_cast<ContactListViewItem*>(item);
-#else //KAB_EMBEDDED    
+#else //KAB_EMBEDDED
             ContactListViewItem *ceItem
                  = (ContactListViewItem*)(item);
-#endif //KAB_EMBEDDED    
-                 
+#endif //KAB_EMBEDDED
+
             if ( ceItem ) emit selected(ceItem->addressee().uid());
         }
     }
 
     if (!found)
         emit selected(QString::null);
 }
 
 void KAddressBookTableView::addresseeExecuted(QListViewItem *item)
 {
     if (item)
     {
-#ifndef KAB_EMBEDDED    
+#ifndef KAB_EMBEDDED
         ContactListViewItem *ceItem
                = dynamic_cast<ContactListViewItem*>(item);
-#else //KAB_EMBEDDED    
+#else //KAB_EMBEDDED
             ContactListViewItem *ceItem
                  = (ContactListViewItem*)(item);
-#endif //KAB_EMBEDDED    
+#endif //KAB_EMBEDDED
 
        if (ceItem)
        {
            emit executed(ceItem->addressee().uid());
        }
     }
     else
     {
         emit executed(QString::null);
     }
 }
 
 void KAddressBookTableView::addresseeDeleted()
 {
- 
+
          emit deleteRequest();
-      
+
 }
 
 
 
 
 
 #ifndef KAB_EMBEDDED
 #include "kaddressbooktableview.moc"
 #endif //KAB_EMBEDDED