以下成员源于类 QFtp are part of the Qt compatibility layer. We advise against using them in new code.
| QFtp (QObject * parent , const char * name ) | |
| qint64 | readBlock (char * data , quint64 maxlen ) |
Use one of the constructors that doesn't take the name argument and then use setObjectName () 代替。
使用 read () 代替。