From 5da8a9861ec264878785d9acb9542eec9e46d5b2 Mon Sep 17 00:00:00 2001
From: Pino Toscano <pino@kde.org>
Date: Mon, 10 Sep 2007 09:39:03 +0000
Subject: [PATCH] invalidate the page filter proxy model less times

svn path=/trunk/KDE/kdegraphics/okular/; revision=710549
---
 ui/annotationproxymodels.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/ui/annotationproxymodels.cpp b/ui/annotationproxymodels.cpp
index a3020314d..5dc84da34 100644
--- a/ui/annotationproxymodels.cpp
+++ b/ui/annotationproxymodels.cpp
@@ -32,8 +32,6 @@ void PageFilterProxyModel::groupByCurrentPage( bool value )
   mGroupByCurrentPage = value;
 
   invalidateFilter();
-
-  emit layoutChanged();
 }
 
 void PageFilterProxyModel::setCurrentPage( int page )
@@ -43,9 +41,11 @@ void PageFilterProxyModel::setCurrentPage( int page )
 
   mCurrentPage = page;
 
-  invalidateFilter();
+  // no need to invalidate when we're not showing the current page only
+  if ( !mGroupByCurrentPage )
+    return;
 
-  emit layoutChanged();
+  invalidateFilter();
 }
 
 bool PageFilterProxyModel::filterAcceptsRow( int row, const QModelIndex &sourceParent ) const