disable scroll wheel on emacs

emacs/.emacs.d/init.el

@@ -59,6 +59,7 @@
 (setq-default electric-indent-inhibit t)      ;  ... disable indenting previous line (WHY?!)
 (setq-default truncate-lines 1)               ; no line wrapping
 (electric-pair-mode 1)                        ; smart matching parens/braces
+(mouse-wheel-mode -1)                         ; disable scroll wheel
 (setq ediff-window-setup-function 'ediff-setup-windows-plain) ; keep all windows in one frame
 
 ; nice scrolling