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Public Member Functions | |
virtual bool | NeedToCancelNow ()=0 |
A callback function used to check whether to cancel the searching process or not. More... | |
This class represents a callback object which can be used to cancel a searching process. All the pure virtual functions in this class are used as callback functions and should be implemented by user.
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pure virtual |
A callback function used to check whether to cancel the searching process or not.