c-treeACE V10.0 Update Guide

ctfiltercbRemoveFilter

Called when a data record filter is removed. This function cleans up resources that are used by that filter.

Declaration

NINT ctfiltercbRemoveFilter(pTEXT libname, pTEXT funcname, pTEXT params,

pVOID libhandle, pVOID flthandle);

libname - the filter callback DLL name that was passed to SetDataFilter().
funcname - the filter callback function name that was passed to SetDataFilter().
params - the function parameter string that was passed to SetDataFilter().
libhandle - the application-defined library handle that was set by LoadFilter().
flthandle - the application-defined filter handle that was set by ctfiltercbAddFilter().

c-treeACE maintains a list of the names of the callback DLLs it has loaded. A DLL remains loaded until c-treeACE shuts down.

Description

LoadFilter() can allocate memory for use by the filter callback function and can return its address in this parameter.

Return Values

Example

Example Code