9b4c32e replace int with bool - Robyt3 0b285ea improve tenary format - Robyt3 4c69ee7 declare CheckHotKey as const, minor format fix - Robyt3 f2b6c51 use pointer to member function for FDropdownCal... - Robyt3 e448890 remove unused functions and dead code - Robyt3

56b06f0 small cleanup - oy

3e0e17c added a missing delete - oy

9142d55 removed unused variable - oy b731259 some cleanup and added a missing delete - oy

Add a test for it.