Performance comparison of the Qt Signals and Slots mechanism

环境说明二、环境搭建下安装通用的交叉编译器下编译Qt SIGNAL(clicked()),this,SLOT(pPushButton_Test1_clicked()));

When you create it you also make the connection between your signal and the Page2 slot Once In the Page1 constructor In your button click

signal and slot An introductory explanation to Qt Signals and Slots mechanism If you are new to using Qt

signal slot Introduction · Every QObject class may have as many signals of slots as you want · You can emit signal only from that class, where signal is