|
楼主 |
发表于 2020-3-30 08:45:01
|
显示全部楼层
However a container decides to provide storage elements, it will also need some sort of data structure or internal C++ object to manage that storage and all the other information about the content object itself. This structure or object is called a client site, or container site. For every content object in a compound document, the container creates a site to manage that content object. The site itself also exposes container-side functionality to the content object in question through two interfaces of its own: IOleClientSite and IAdviseSink, as illustrated in Figure ...
----from inside ole2 ,chapter 17
...manage that storage and all the other information...
恕我愚钝,还是不大明白。 |
|