Ret=(int) ShellExecuteW (NULL,
QString (" print "). ToStdWString (). The c_str (),
FilePath. ToStdWString (.) c_str (),
NULL,
NULL,
SW_HIDE);
Modify the parameter

CodePudding user response:

The address of the printer is not NULL

CodePudding user response:

reference 1st floor wopabe response:

the address of the printer is not NULL

Is to know not to know what ah,

CodePudding user response:

Qt is not related to print class
QPrinter output to the printer
QPrintDialog print Settings
QPdfWriter output to a PDF file