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'Up' : 'Down') } function longTap() { longTapTimeout = null if (touch.last) { touch.el.trigger('longTap') touch = {} } } function cancelLongTap() { if (longTapTimeout) clearTimeout(longTapTimeout) longTapTimeout = null } function cancelAll() { if (touchTimeout) clearTimeout(touchTimeout) if (tapTimeout) clearTimeout(tapTimeout) if (swipeTimeout) clearTimeout(swipeTimeout) if (longTapTimeout) clearTimeout(longTapTimeout) touchTimeout = tapTimeout = swipeTimeout = longTapTimeout = null touch = {} } $(document).ready(function(){ var now, delta $(document.body) .bind('touchstart', function(e){ now = Date.now() delta = now - (touch.last || now) touch.el = $(parentIfText(e.touches[0].target)) touchTimeout && clearTimeout(touchTimeout) touch.x1 = e.touches[0].pageX touch.y1 = e.touches[0].pageY if (delta > 0 && delta <= 250) touch.isDoubleTap = true touch.last = now longTapTimeout = setTimeout(longTap, longTapDelay) }) .bind('touchmove', function(e){ cancelLongTap() touch.x2 = e.touches[0].pageX touch.y2 = e.touches[0].pageY if (Math.abs(touch.x1 - touch.x2) > 10) e.preventDefault() }) .bind('touchend', function(e){ cancelLongTap() // swipe if ((touch.x2 && Math.abs(touch.x1 - touch.x2) > 30) || (touch.y2 && Math.abs(touch.y1 - touch.y2) > 30)) swipeTimeout = setTimeout(function() { touch.el.trigger('swipe') touch.el.trigger('swipe' + (swipeDirection(touch.x1, touch.x2, touch.y1, touch.y2))) touch = {} }, 0) // normal tap else if ('last' in touch) // delay by one tick so we can cancel the 'tap' event if 'scroll' fires // ('tap' fires before 'scroll') tapTimeout = setTimeout(function() { // trigger universal 'tap' with the option to cancelTouch() // (cancelTouch cancels processing of single vs double taps for faster 'tap' response) var event = $.Event('tap') event.cancelTouch = cancelAll touch.el.trigger(event) // trigger double tap immediately if (touch.isDoubleTap) { touch.el.trigger('doubleTap') touch = {} } // trigger single tap after 250ms of inactivity else { touchTimeout = setTimeout(function(){ touchTimeout = null touch.el.trigger('singleTap') touch = {} }, 250) } }, 0) }) .bind('touchcancel', cancelAll) $(window).bind('scroll', cancelAll) }) ;['swipe', 'swipeLeft', 'swipeRight', 'swipeUp', 'swipeDown', 'doubleTap', 'tap', 'singleTap', 'longTap'].forEach(function(m){ $.fn[m] = function(callback){ return this.bind(m, callback) } }) })(Zepto) $(function(){ /**非详细页的返回前一页**/ $("span.back").bind('click',function(){ var lyuan=document.referrer; if(lyuan.indexOf('http://m.2265.com') != -1){ window.history.length<=1?window.location.href='http://m.2265.com/':window.history.go(-1); }else{ window.location.href='http://m.2265.com/'; } }); })