disabling the streching of treewidget's header

hi all
i am using QT4.1 on Mac

the idea is to disable the streching of columns treewidget's

is it can be possible of disabling the streching of treewidget's header
i.e header should be of fixed width


thanks in advance

See QHeaderView::setResizeMode(). You can access the header view QTreeView::header().