youngdavid |
2013-12-18 21:58 |
求助setshortcut的问题
我在跟着做《C++ GUI Qt4 编程》书上39页的tools菜单下的Recalculate的时候,出来的程序按F9一直没效果,代码是这样的: recalculateAction= new QAction(tr("&Recalculate"), this); recalculateAction->setShortcut(Qt::Key_F9); recalculateAction->setStatusTip(tr("Recalculate of the spreadsheet")); connect(recalculateAction,SIGNAL(triggered()), spreadsheet, SLOT(recalculate())); 不知道为什么不灵,哪位大神帮忙看看,小弟感激不尽~ |
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