merge r9919 and r9920 from trunk to 1.0 branch

git-svn-id: http://svn.osgeo.org/qgis/branches/Version-1_0@9936 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: jef

src/app/qgisapp.cpp

@@ -1621,6 +1621,11 @@ void QgisApp::addDockWidget( Qt::DockWidgetArea theArea, QDockWidget * thepDockW
   setCorner( Qt::BottomRightCorner, Qt::RightDockWidgetArea );
   // add to the Panel submenu
   mPanelMenu->addAction( thepDockWidget->toggleViewAction() );
+
+  thepDockWidget->show();
+
+  // refresh the map canvas
+  mMapCanvas->refresh();
 }
 
 QToolBar *QgisApp::addToolBar( QString name )