[英]mousewheel event is not triggering in firefox browser
Please refer the below code. 请参考以下代码。
$(this.element).on("mousewheel", this.chartMouseWheel);
chartMouseWheel:function(e) {
if(e.originalEvent.wheelDelta /120 > 0) {
alert('scrolling up !');
}
else{
alert('scrolling down !');
}
if (e.preventDefault)
e.preventDefault();
e.returnValue = false;
},
this event triggering properly in IE,chrome and not triggering in Firefox ? 这个事件在IE中正确触发,Chrome并没有在Firefox中触发?
This is 2017 and the right answer is now: 这是2017年,正确的答案现在是:
$(window).on('wheel', function(event){
// deltaY obviously records vertical scroll, deltaX and deltaZ exist too
if(event.originalEvent.deltaY < 0){
// wheeled up
}
else {
// wheeled down
}
});
Works with current Firefox 51, Chrome 56, IE9+ 适用于当前的Firefox 51,Chrome 56,IE9 +
Note: The value of the deltas will depend on the browser and the user settings. 注意:增量的值取决于浏览器和用户设置。
Firefox doesn't recognize "mousewheel" as of version 3. You should use "DOMMouseScroll" instead for firefox. 从版本3开始,Firefox无法识别“鼠标滚轮”。您应该使用“DOMMouseScroll”代替firefox。
check this: http://www.javascriptkit.com/javatutors/onmousewheel.shtml 检查一下: http : //www.javascriptkit.com/javatutors/onmousewheel.shtml
Use wheel
event. 使用
wheel
事件。 This page also provides polyfills for old browsers https://developer.mozilla.org/en-US/docs/Web/Events/wheel 此页面还为旧浏览器提供polyfills https://developer.mozilla.org/en-US/docs/Web/Events/wheel
Badri is right, you should use "DOMMouseScroll" instead for firefox. Badri是对的,你应该使用“DOMMouseScroll”代替firefox。 Addition to this, for delta you need to use event.originalEvent.detail instead of event.originalEvent.wheelDelta.
除此之外,对于delta,您需要使用event.originalEvent.detail而不是event.originalEvent.wheelDelta。 For down, event.originalEvent.detail gives positive value whereas event.originalEvent.wheelDelta gives negative value and vice versa.
对于down,event.originalEvent.detail给出正值,而event.originalEvent.wheelDelta给出负值,反之亦然。
$(stage.content).on('mousewheel DOMMouseScroll', zoomHelper.zoom);
if (navigator.userAgent.toLowerCase().indexOf('firefox') > -1) {
if (event.originalEvent.detail > 0) {
//scroll down
delta = 0.2;
} else {
//scroll up
delta = 0;
}
} else {
if (event.originalEvent.wheelDelta < 0) {
//scroll down
delta = 0.2;
} else {
//scroll up
delta = 0;
}
}
JSFiddle (Works in IE 11, Firefox 33 and Chrome 38, I did not test other browsers): http://jsfiddle.net/rpaul/ckwu7u86/3/ JSFiddle(适用于IE 11,Firefox 33和Chrome 38,我没有测试其他浏览器): http : //jsfiddle.net/rpaul/ckwu7u86/3/
或者只使用jquery-mousewheel jQuery插件。
This seems to work in Safari, Chrome, and Firefox (I have not tested it in IE): 这似乎适用于Safari,Chrome和Firefox(我还没有在IE中测试过):
// For Chrome window.addEventListener('mousewheel', mouseWheelEvent); // For Firefox window.addEventListener('DOMMouseScroll', mouseWheelEvent); function mouseWheelEvent(e) { var delta = e.wheelDelta ? e.wheelDelta : -e.detail; console.log(delta); }
From: http://www.h3xed.com/programming/javascript-mouse-scroll-wheel-events-in-firefox-and-chrome 来自: http : //www.h3xed.com/programming/javascript-mouse-scroll-wheel-events-in-firefox-and-chrome
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