如何使竖着的Dockwidget占满？看图 [复制链接]

默认是这样的
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如何变成这样的？
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    setCorner(Qt::BottomLeftCorner, Qt::LeftDockWidgetArea);

引用第1楼dbzhang800于2009-12-09 14:13发表的  :
    setCorner(Qt::BottomLeftCorner, Qt::LeftDockWidgetArea);

牛
thanks