For internal use. Abstract class representing the full context in which a C1DocumentSource operates. Instances of this class can be used to save and restore the current state of a C1DocumentSource, for example it can be used to implement forward and backward navigation. For details see C1DocumentSource.GetContext and C1DocumentSource.SetContext methods. Derived classes should override Equals(...) and GetHashCode(...).

'宣言
 
Public MustInherit Class C1DocumentSourceContext 

public abstract class C1DocumentSourceContext