Merge branch 'master' into liuyang

LAPTOP-T815PCOQ\25526

2024-11-15 f5c4a7f3bce165fe2c8c6d934f0f49a363a2ea60

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#pragma once
 
class IObservable
{
public:
    virtual IObservable * observeOn(DWORD dwThreadId) = 0;
    virtual IObservable * subscribe(IObserver *pObserver) = 0;
    virtual IObservable * unsubscribe() = 0;
};