Retrieves the filter strings and settings for the current document. You can send this message explicitly or use the Editor_GetFilter inline function.
wParam = (WPARAM) (FILTER_INFO_EX*) pFilterInfo;
lParam = (LPARAM)(int)iFilter;
Pointer to the FILTER_INFO_EX structure.
Specifies the index of the filter whose string and settings you want to retrieve, or -1 to get the number of filters.
The return value is TRUE if the iFilter is 0 or larger and the message was successful. The return value is the number of filters if the iFilter is -1.
Supported on EmEditor Professional Version 16.0 or later.