Qt program to start automatically

 

First, write to the registry requires administrator privileges

　　When build and run the program needs to write to the registry 1. Development, the project should be opened with administrator privileges;

　　2. Click the procedures required write to the registry, it should open the program with administrator privileges.

 

Second, the realization

void MoreSetWindow::sltCheckBoxStartStateChanged(bool checked)   //启动
{

　　 QSettings reg("HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run", QSettings::NativeFormat);

　　 if (checked)
　　 {

　　　　 QString appName = QCoreApplication :: applicationName () ; // name of the program

　　　　 QString appPath = QCoreApplication::applicationFilePath();   //程序路径
　　　　 appPath = appPath.replace("/", "\\");

 

　　　　 reg.setValue(appName, appPath);

　　 }
　　 else
　　 {
　　　　 reg.setValue("DeviceClient", "");
　　 }

}