Posted by ravas on
URL: https://forum.librecad.org/Getting-dimensions-to-snap-accurately-on-drawing-almost-solved-tp5714481p5714486.html

Ex ON = only one snap mode can be selected -- activating another mode deactivates the current mode
Ex OFF = normal mode, where all snap modes are allowed at the same time

The activated snap modes are remembered for the ON and OFF states.