编译不过,为什么啊
In file included from main.cpp:4
mainwindow.h:8:错误:expected constructor ,destructor,or...
mainwindow.h:14:错误:expected constructor,destructor,or type
mainwindow.h:41:警告:ISO C++不允许声明无类型的'Player'
mainwindow.h:错误:expected ';' before'*'token
make:***[main.o] 错误1