94 lines
3.2 KiB
JavaScript
94 lines
3.2 KiB
JavaScript
// https://github.com/tmcw/happen
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!(function(context) {
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var h = {};
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// Make inheritance bearable: clone one level of properties
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function extend(child, parent) {
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for (var property in parent) {
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if (typeof child[property] == 'undefined') {
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child[property] = parent[property];
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}
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}
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return child;
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}
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h.once = function(x, o) {
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var evt;
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if (o.type.slice(0, 3) === 'key') {
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if (typeof Event === 'function') {
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evt = new Event(o.type);
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evt.keyCode = o.keyCode || 0;
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evt.charCode = o.charCode || 0;
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evt.shift = o.shift || false;
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evt.meta = o.meta || false;
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evt.ctrl = o.ctrl || false;
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evt.alt = o.alt || false;
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} else {
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evt = document.createEvent('KeyboardEvent');
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// https://developer.mozilla.org/en/DOM/event.initKeyEvent
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// https://developer.mozilla.org/en/DOM/KeyboardEvent
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evt[(evt.initKeyEvent) ? 'initKeyEvent'
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: 'initKeyboardEvent'](
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o.type, // in DOMString typeArg,
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true, // in boolean canBubbleArg,
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true, // in boolean cancelableArg,
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null, // in nsIDOMAbstractView viewArg, Specifies UIEvent.view. This value may be null.
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o.ctrl || false, // in boolean ctrlKeyArg,
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o.alt || false, // in boolean altKeyArg,
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o.shift || false, // in boolean shiftKeyArg,
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o.meta || false, // in boolean metaKeyArg,
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o.keyCode || 0, // in unsigned long keyCodeArg,
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o.charCode || 0 // in unsigned long charCodeArg);
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);
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}
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} else {
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evt = document.createEvent('MouseEvents');
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// https://developer.mozilla.org/en/DOM/event.initMouseEvent
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evt.initMouseEvent(o.type,
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true, // canBubble
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true, // cancelable
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window, // 'AbstractView'
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o.clicks || 0, // click count
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o.screenX || 0, // screenX
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o.screenY || 0, // screenY
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o.clientX || 0, // clientX
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o.clientY || 0, // clientY
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o.ctrl || 0, // ctrl
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o.alt || false, // alt
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o.shift || false, // shift
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o.meta || false, // meta
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o.button || false, // mouse button
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null // relatedTarget
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);
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}
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x.dispatchEvent(evt);
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};
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var shortcuts = ['click', 'mousedown', 'mouseup', 'mousemove', 'keydown', 'keyup', 'keypress'],
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s, i = 0;
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while (s = shortcuts[i++]) {
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h[s] = (function(s) {
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return function(x, o) {
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h.once(x, extend(o || {}, { type: s }));
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};
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})(s);
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}
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h.dblclick = function(x, o) {
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h.once(x, extend(o || {}, {
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type: 'dblclick',
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clicks: 2
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}));
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};
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this.happen = h;
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if (typeof module !== 'undefined') {
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module.exports = this.happen;
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}
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})(this);
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