Version 15 of this C API has changed from version 14.5 as follows:
Feature Updates:
LEADTOOLS Version 15 now supports both ANSI and UNICODE development in the same libraries.
LEADTOOLS now supports development for x64 platforms.
LEADTOOLS now supports specifying the version of toolkit that you are using. You should define LTVXX_CONFIG in your project, where "*" is the version you are using, for example: LTV15_CONFIG.
Topic updates:
The following topics have been added:
Processing the WM_HSCROLL and WM_VSCROLL messages
For more information, refer to: