for( int i = 1; i < ui.destTab->count(); i++ )
{
VirtualDestBox *vdb = qobject_cast<VirtualDestBox *>(ui.destTab->widget( i ));
for( int i = 1; i < ui.destTab->count(); i++ )
{
VirtualDestBox *vdb = qobject_cast<VirtualDestBox *>(ui.destTab->widget( i ));