If you use at least MCreator 1.7.9 you create your item, and you create a procedure for when right click on a block or when right click on air. When, you are in the procedure, you just put a "procedure block" place (the block) to x y z, in the section Block.
If you use at least MCreator 1.7.9 you create your item, and you create a procedure for when right click on a block or when right click on air. When, you are in the procedure, you just put a "procedure block" place (the block) to x y z, in the section Block.
I hope that I answer you.
Goldorion
thank you