1 void QGridLayout:setColumnStretch(int column,int stretch)
官方说明:sets the stretch factor of column column to stretch.the first column is the number 0.
个人注解:stretch factor 拉伸因子
1 QTabWidget
个人注解:选项卡小窗口
1 int QDialog : exec () [slot]
官方说明:shows the dialog as a modal dialog,blocking until the user closes it . the function returns a DialogCode result
个人注解:展示对话框作为模态对话框,直到用户关闭。