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Mini Shell
Mini Shell
class tdEventBus {
constructor() {
//registered events
this.registeredEvents = {};
this.listen();
}
/**
* Listen for clicks on theme panel main menu
*/
listen() {
let evBus = this;
jQuery('.td-panel-menu > li > a').on('click', function(event) {
let button = jQuery(event.target);
for (let eventName in evBus.registeredEvents) {
if (evBus.registeredEvents.hasOwnProperty(eventName) && button.data('panel') === eventName) {
evBus.emit(eventName, button);
}
}
});
}
/**
* Register events
* Can register multiple events under one name
* @param eventName
* @param callback
* @param componentObj
* @param runOnce
*/
on(eventName, callback, componentObj, runOnce) {
if (this.registeredEvents[eventName] === undefined) {
this.registeredEvents[eventName] = [];
}
let event = {
callback: callback,
componentObj: componentObj,
runOnce: false
};
if (runOnce !== undefined && runOnce === true) {
event['runOnce'] = true;
}
this.registeredEvents[eventName].push(event);
}
/**
* Trigger callback on registered events
* @param eventName
* @param data - (optional) data passed to the event callback
*/
emit(eventName, data) {
if (this.registeredEvents[eventName] !== undefined) {
let event = this.registeredEvents[eventName];
for (let i = 0; i < event.length; i++) {
event[i].callback.apply(event.componentObj, data);
if (event[i].runOnce === true) {
//remove events set to run once
event.splice(i, 1);
}
}
if (event.length === 0) {
//remove empty eventName's
delete this.registeredEvents[eventName];
}
}
}
}
var tdPanelEventBus = new tdEventBus();
Zerion Mini Shell 1.0