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1Qter豆
程序设置keyEvent事件,编译通过后程序报错无法运行,求教高手。
代码如下:
bool Widget::eventFilter(QObject* target,QEvent* event){ if(target==ui->num1_lineEdit||target==ui->num2_lineEdit) { if(event->type()==QEvent::KeyPress) { QKeyEvent *m_keyEvent=static_cast<QKeyEvent*>(event); if(m_keyEvent->key()==Qt::Key_Space) { focusNextChild(); return true; } } } return eventFilter(target,event);}
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