Mouse Wheel Event

Onepaege-scroll the mouse wheel event processing in the source code

function (Event) {//dommousescroll:ff,mozmosuepixelscroll: Old Ff,mousewheel: Other browser event.preventdefault ();//block default behavior, For example, when the browser window has scroll bar, prevent scroll bar default scrolling?  var delta = Event.originalEvent.wheelDelta | | -event.originalevent.detail;//detail:+-3, FF,wheeldelta:+-120, other browsers　　
   if(!$ ("Body"). Hasclass ("Disabled-onepage-scroll")) Init_scroll (event, Delta);
});

if (Settings.keyboard = True) {$ (document). KeyDown (function (e) {V Ar tag = e.target.tagname.tolowercase ();//ie e.target can fetch a value?        ----Well find incompatible IE9 below ..... if (!$ ("Body"). Hasclass ("Disabled-onepage-scroll")) {switch (E.which) {case 38:if (tag            ! = ' input ' && tag! = ' textarea ') el.moveup () break;            Case 40:IF (Tag! = ' input ' && tag! = ' textarea ') el.movedown () break;            Case in://pageg up if (tag! = ' input ' && tag! = ' textarea ') el.moveup () break;            Case://page dwn if (tag! = ' input ' && tag! = ' textarea ') el.movedown () break;            Case://home El.moveto (1);            Break            Case://end El.moveto (total);            Break          Default:return;    }        }      }); }

　　

Mouse Wheel Event