Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
QMetaType::unregisterType为什么不能取消注册? 我尝试使用QMetaType::unregisterType将自定义的QObject全部取消注册,但是全部返回的false。 取消注册的原因是我重新加载了dll,想将先前注册的类型全部取消注册,然后再把新的dll里面的类型注册进去。