Created
June 20, 2019 13:31
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function simulate(element, eventName) | |
{ | |
var options = extend(defaultOptions, arguments[2] || {}); | |
var oEvent, eventType = null; | |
for (var name in eventMatchers) | |
{ | |
if (eventMatchers[name].test(eventName)) { eventType = name; break; } | |
} | |
if (!eventType) | |
throw new SyntaxError('Only HTMLEvents and MouseEvents interfaces are supported'); | |
if (document.createEvent) | |
{ | |
oEvent = document.createEvent(eventType); | |
if (eventType == 'HTMLEvents') | |
{ | |
oEvent.initEvent(eventName, options.bubbles, options.cancelable); | |
} | |
else | |
{ | |
oEvent.initMouseEvent(eventName, options.bubbles, options.cancelable, document.defaultView, | |
options.button, options.pointerX, options.pointerY, options.pointerX, options.pointerY, | |
options.ctrlKey, options.altKey, options.shiftKey, options.metaKey, options.button, element); | |
} | |
element.dispatchEvent(oEvent); | |
} | |
else | |
{ | |
options.clientX = options.pointerX; | |
options.clientY = options.pointerY; | |
var evt = document.createEventObject(); | |
oEvent = extend(evt, options); | |
element.fireEvent('on' + eventName, oEvent); | |
} | |
return element; | |
} | |
function extend(destination, source) { | |
for (var property in source) | |
destination[property] = source[property]; | |
return destination; | |
} | |
var eventMatchers = { | |
'HTMLEvents': /^(?:load|unload|abort|error|select|change|submit|reset|focus|blur|resize|scroll)$/, | |
'MouseEvents': /^(?:click|dblclick|mouse(?:down|up|over|move|out))$/ | |
} | |
var defaultOptions = { | |
pointerX: 0, | |
pointerY: 0, | |
button: 0, | |
ctrlKey: false, | |
altKey: false, | |
shiftKey: false, | |
metaKey: false, | |
bubbles: true, | |
cancelable: true | |
} |
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