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  • qt5---QMessageBox消息框

    需要  #include <QMessageBox>

    QMessageBox::StandardButton sb;
    
            sb=QMessageBox::critical(this,"错误消息框标题","提示信息",QMessageBox::Ok |QMessageBox::No,QMessageBox::No);//错误消息框
            //参数1 父控件
            //参数4 按钮:
    //        QMessageBox::Ok                  0x00000400
    //        QMessageBox::Open                0x00002000
    //        QMessageBox::Save                0x00000800
    //        QMessageBox::Cancel              0x00400000
    //        QMessageBox::Close               0x00200000
    //        QMessageBox::Discard             0x00800000
    //        QMessageBox::Apply               0x02000000
    //        QMessageBox::Reset               0x04000000
    //        QMessageBox::RestoreDefaults     0x08000000
    //        QMessageBox::Help                0x01000000
    //        QMessageBox::SaveAll             0x00001000
    //        QMessageBox::Yes                 0x00004000
    //        QMessageBox::YesToAll            0x00008000
    //        QMessageBox::No                  0x00010000
    //        QMessageBox::NoToAll             0x00020000
    //        QMessageBox::Abort               0x00040000
    //        QMessageBox::Retry               0x00080000
    //        QMessageBox::Ignore              0x00100000
    //        QMessageBox::NoButton            0x00000000
            //参数5 默认选中按钮
            if (sb==QMessageBox::No){
                qDebug()<<"你选中了NO按钮";
            }
    
            //QMessageBox::information(this,"信息框标题","提示信息"); //信息框
            //QMessageBox::question(this,"询问消息框标题","提示信息");//询问框
            //QMessageBox::warning(this,"警告框标题","提示信息");//警告框

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  • 原文地址:https://www.cnblogs.com/liming19680104/p/11479112.html
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