1.18.00.00 Param editor problems with values over 256

[Rakib]

Full Version:
OpenMPT v1.18.00.00

Has the bug occured in previous versions? If yes, please specify version(s): (This option is optional, and doesn't need research. But in case you know...)
Probably since param editor

Description of the bug:
With the PC/PCs notes you have values from 0-999 and with param editor it is not possible to edit its values.

How often does it happen?:
All the time

How to reproduce (step by step description):
If you want to draw a line from 0 - 999 it's not possible, and if you already have it, it will make 4 different diagonal lines.

[Saga Musix]

I'll be closing this one, to keep things centralized. See here for future news about this bug.