hhy5277 / onfire.js

:gun: onfire.js is a simple events dispatcher subscribe / publish library (< 1kb). async, simple and usefull.

onfire.js

onfire.js is a simple events dispatcher library (just 0.9kb). simple and usefull.

Can be used in:

• simple events dispatcher.
• Cross-component communication of react / vue.js / angular.
• evnets subscribe and publish.

Live DEMO here. 中文版说明文档点这里。

API method

1. on(event_name, callback, context)

Binding / subscribe the event_name with callback. when has event named event_name fired, callback function will process.

The function will return the eventObj, which can be used to cancel bind with API un(eventObj).

2. one(event_name, callback, context)

Binding / subscribe the event_name with callback only once. And it is will timeout after Trigger.

Only can be Trigger once, then it will be deleted automation.

3. fire(event_name, data1, data2, data3, ...)

Async Trigger / subscribe the event named event_name, and with datas as the input of callback function.

4. fireSync(event_name, data1, data2, ...)

Sync Trigger / subscribe the event named event_name, and with datas as the input of callback function.

5. un(eventObj / event_name / function)

Cancel binding event. You can unbinding a event Object, or just unbinding a event_name, or unbind the callback function.

Get the exist events Array.

6. clear()

Clear all the event.

Detail Usage

1. import library

Install javascript library.

npm install onfire.js

You can import it with <script> tag, or use keyword require or import.

import onfire from 'onfire.js';

// or

var onfire = require("onfire.js");

2. simple usage

Use on to subscribe event, use un to cancel, and use fire to publish / trigger the event.

import onfire from 'onfire.js';

function test_callback(data1, data2) {
	console.log('this is a event 1');
}

// bind event and callback
var eventObj = onfire.on('test_event', test_callback);
var eventObj2 = onfire.on('test_event', function(data1, data2) {
	console.log('this is a event 2');
});

// fire event
onfire.fire('test_event', 'test_data1', 'test_data2');

// cancel bind event
onfire.un(eventObj); // only cancel the eventObj.
onfire.un('test_event'); // cancel all events named `test_event`.
onfire.un(test_callback); // cancel all the `test_callback` functions.

LICENSE

MIT