Return the text of the current tip and pass to the next one. This function is
pure virtual, it should be implemented in the derived classes.
+\membersection{wxTipProvider::PreprocessTip}\label{wxtipproviderpreprocesstip}
+
+\func{virtual wxString}{PreProcessTip}{\param{const wxString\&}{tip}}
+
+Returns a modified tip. This function will be called immediately after read,
+and before being check whether it is a comment, an empty string or a string
+to translate. You can optionally override this in your custom user-derived class
+to optionally to modify the tip as soon as it is read. You can return any
+modification to the string. If you return wxEmptyString, then this tip is
+skipped, and the next one is read.
+
\membersection{wxCurrentTipProvider::GetCurrentTip}\label{wxtipprovidergetcurrenttip}
\constfunc{size\_t}{GetCurrentTip}{\void}
-Returns the index of the current tip (i.e. the one which would be returned by
+Returns the index of the current tip (i.e. the one which would be returned by
GetTip).
The program usually remembers the value returned by this function after calling