脚本宝典收集整理的这篇文章主要介绍了js实例教程-Jquery增加鼠标中间功能mousewheel的实例代码,脚本宝典觉得挺不错的,现在分享给大家,也给大家做个参考。小宝典致力于为广大程序猿(媛)提供高品质的代码服务,请大家多多光顾小站,小宝典在此谢过。
代码如下:
(function ($) {
VAR tyPEs = ['DOMMouseScroll', ';mousewheel'];
$.event.special.mousewheel = {
SETUP: function () {
if (this.addEventListener) {
for (var i = types.length; i;) {
this.addEventListener(types[--i], handler, false);
}
} else {
this.onmousewheel = handler;
}
},
teardown: function () {
if (this.removeEventListener) {
for (var i = types.length; i;) {
this.removeEventListener(types[--i], handler, false);
}
} else {
this.onmousewheel = null;
}
}
};
$.fn.extend({
mousewheel: function (fn) {
return fn ? this.bind("mousewheel", fn) : this.trigger("mousewheel");
},
unmousewheel: function (fn) {
return this.unbind("mousewheel", fn);
}
});
function handler(event) {
var orgEvent = event || window.event, args = [].slice.call(arguments, 1), delta = 0, returnValue = true, deltaX = 0, deltaY = 0;
event = $.event.fix(orgEvent);
event.type = "mousewheel";
// Old school scrollwheel delta
if (event.originalEvent.wheelDelta) { delta = event.originalEvent.wheelDelta / 120; }
if (event.originalEvent.detail) { delta = -event.originalEvent.detail / 3; }
// New school multidimensional scroll (touchpads) deltas
deltaY = delta;
// Gecko
if (orgEvent.axis !== undefined && orgEvent.axis === orgEvent.HORIZONTAL_AXIS) {
deltaY = 0;
deltaX = -1 * delta;
}
// webkit
if (orgEvent.wheelDeltaY !== undefined) { deltaY = orgEvent.wheelDeltaY / 120; }
if (orgEvent.wheelDeltaX !== undefined) { deltaX = -1 * orgEvent.wheelDeltaX / 120; }
// Add event and delta to the front of the arguments
args.unshift(event, delta, deltaX, deltaY);
return $.event.handle.apply(this, args);
}
})(jQuery);
调用:
$(document).mousewheel(function (e, detail) {
}
代码如下:
(function ($) {
var types = ['DOMMouseScroll', 'mousewheel'];
$.event.special.mousewheel = {
setup: function () {
if (this.addEventListener) {
for (var i = types.length; i;) {
this.addEventListener(types[--i], handler, false);
}
} else {
this.onmousewheel = handler;
}
},
teardown: function () {
if (this.removeEventListener) {
for (var i = types.length; i;) {
this.removeEventListener(types[--i], handler, false);
}
} else {
this.onmousewheel = null;
}
}
};
$.fn.extend({
mousewheel: function (fn) {
return fn ? this.bind("mousewheel", fn) : this.trigger("mousewheel");
},
unmousewheel: function (fn) {
return this.unbind("mousewheel", fn);
}
});
function handler(event) {
var orgEvent = event || window.event, args = [].slice.call(arguments, 1), delta = 0, returnValue = true, deltaX = 0, deltaY = 0;
event = $.event.fix(orgEvent);
event.type = "mousewheel";
// Old school scrollwheel delta
if (event.originalEvent.wheelDelta) { delta = event.originalEvent.wheelDelta / 120; }
if (event.originalEvent.detail) { delta = -event.originalEvent.detail / 3; }
// New school multidimensional scroll (touchpads) deltas
deltaY = delta;
// Gecko
if (orgEvent.axis !== undefined && orgEvent.axis === orgEvent.HORIZONTAL_AXIS) {
deltaY = 0;
deltaX = -1 * delta;
}
// WebkIT
if (orgEvent.wheelDeltaY !== undefined) { deltaY = orgEvent.wheelDeltaY / 120; }
if (orgEvent.wheelDeltaX !== undefined) { deltaX = -1 * orgEvent.wheelDeltaX / 120; }
// Add event and delta to the front of the arguments
args.unshift(event, delta, deltaX, deltaY);
return $.event.handle.apply(this, args);
}
})(jquery);
调用:
$(document).mousewheel(function (e, detail) {
}
觉得可用,就经常来吧!Javascript技巧 脚本宝典 欢迎评论哦! js技巧,巧夺天工,精雕玉琢。小宝典献丑了!
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