closeEvent窗口：忽略状态还是确定执行

void CPMainWindow::closeEvent(QCloseEvent * e){CPTaskController *ptr = CPTaskController::get();bool doingTask = ptr->witherDoneTask();if (doingTask){bool  ret = CPMessageBox::question(this, tr("Is there a task to do, to turn off the software?"));e->isAccepted();if (ret)   //如果按下确定键e->accept();   //那我就确定退出elsee->ignore(); // 如果按下选择见那么就忽略，继续执行}}