v1

Author: jph

.gitignore

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+# Logs
+logs
+*.log
+npm-debug.log*
+
+# Runtime data
+pids
+*.pid
+*.seed
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (http://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules
+jspm_packages
+
+# Optional npm cache directory
+.npm
+
+# Optional REPL history
+.node_repl_history
+
+
+.idea

.npmignore

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+.idea
+Screenshots
+.gif
+
+# OSX
+#
+.DS_Store
+
+# Xcode
+#
+build/
+*.pbxuser
+!default.pbxuser
+*.mode1v3
+!default.mode1v3
+*.mode2v3
+!default.mode2v3
+*.perspectivev3
+!default.perspectivev3
+xcuserdata
+*.xccheckout
+*.moved-aside
+DerivedData
+*.hmap
+*.ipa
+*.xcuserstate
+
+# node.js
+#
+node_modules/
+npm-debug.log
+examples/

LICENSE

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+MIT License
+
+Copyright (c) 2016 Jia PengHui
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

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+# react-native-event-bus
+
+[ ![release](https://img.shields.io/github/release/crazycodeboy/react-native-event-bus.svg?maxAge=2592000?style=flat-square)](https://github.com/crazycodeboy/react-native-event-bus/releases)
+[ ![PRs Welcome](https://img.shields.io/badge/PRs-Welcome-brightgreen.svg)](https://github.com/crazycodeboy/react-native-event-bus/pulls)
+[ ![NPM version](http://img.shields.io/npm/v/react-native-event-bus.svg?style=flat)](https://www.npmjs.com/package/react-native-event-bus)
+[![License MIT](http://img.shields.io/badge/license-MIT-orange.svg?style=flat)](https://raw.githubusercontent.com/crazycodeboy/react-native-event-bus/master/LICENSE)
+
+Event bus for react native, cross-interface communication solution, it works on iOS and Android.
+
+## Content
+
+- [Installation](#installation)
+- [Getting started](#getting-started)
+- [API](#api)
+- [Contribution](#contribution)
+
+
+## Installation
+
+* 1.Run `npm i react-native-event-bus --save`
+* 2.`import EventBus from 'react-native-event-bus'`
+
+## Getting started  
+
+Add `react-native-event-bus` to your js file.   
+
+`import EventBus from 'react-native-event-bus'`
+
+Inside your component's render method, use CheckBox:   
+
+### fireEvent
+
+```javascript
+EventBus.getInstance().fireEvent("your event name", {
+    ...params
+})
+
+//
+```
+
+### addListener
+
+```
+componentDidMount() {
+    EventBus.getInstance().addListener("your event name", this.listener = data => {
+        // handle the event
+    })
+}
+
+componentWillUnmount() {
+    EventBus.getInstance().removeListener(this.listener);
+}
+```
+
+## Contribution
+
+Issues are welcome. Please add a screenshot of bug and code snippet. Quickest way to solve issue is to reproduce it on one of the examples.
+
+Pull requests are welcome. If you want to change API or making something big better to create issue and discuss it first.
+
+---
+
+**MIT Licensed**

index.js

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+/**
+ * 事件总线，跨界面通信解决方案
+ * {eventName1:[listener1,listener2],eventName2:[listener3,listener4]}
+ */
+export default class EventBus {
+    static getInstance() {
+        if (typeof EventBus.instance === 'object') {
+            return EventBus.instance;
+        }
+        return new EventBus();
+    }
+
+    constructor() {
+        if (typeof EventBus.instance === 'object') {
+            return EventBus.instance;
+        }
+        EventBus.instance = this;
+        this.eventListeners = {};
+    }
+
+    /**
+     * 发送事件
+     * @param eventName 事件名 string
+     * @param data 要发送的数据
+     */
+    fireEvent(eventName, data) {
+        let listeners = this.eventListeners[eventName];
+        if (Array.isArray(listeners)) {
+            listeners.map(listener => {
+                if (typeof listener === 'function') {
+                    listener(data);
+                }
+            })
+        }
+    }
+
+    /**
+     * 注册事件监听器
+     * @param eventName 事件名 string
+     * @param listener 监听回调 function
+     */
+    addListener(eventName, listener) {
+        let listeners = this.eventListeners[eventName];
+        if (Array.isArray(listeners)) {
+            listeners.push(listener);
+        } else {
+            this.eventListeners[eventName] = [listener];
+        }
+    }
+
+    /**
+     * 移除监听器
+     * @param listener 监听回调 function
+     */
+    removeListener(listener) {
+        Object.keys(this.eventListeners).map(eventName => {
+            let listeners = this.eventListeners[eventName];
+            this._remove(listeners, listener);
+            if (listeners.length === 0) {
+                delete this.eventListeners[eventName];
+            }
+        })
+    }
+
+    /**
+     * 将数组中指定元素移除
+     * **/
+    _remove(array, item) {
+        if (!array) return;
+        for (let i = 0, l = array.length; i < l; i++) {
+            if (item === array[i]) array.splice(i, 1);
+        }
+    }
+}

package.json

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+{
+  "name": "react-native-event-bus",
+  "version": "2.1.6",
+  "description": "Checkbox component for react native, it works on iOS and Android.",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/crazycodeboy/react-native-check-box.git"
+  },
+  "keywords": [
+    "react-native",
+    "react-native-component",
+    "react-native-event-bus",
+    "event-bus",
+    "check",
+    "box",
+    "react-component",
+    "ios",
+    "android"
+  ],
+  "author": "crazycodeboy",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/crazycodeboy/react-native-event-bus/issues"
+  },
+  "dependencies": {
+    "prop-types": "^15.5.7"
+  },
+  "peerDependencies": {
+    "react-native": ">=0.20.0"
+  },
+  "homepage": "https://github.com/crazycodeboy/react-native-event-bus#readme"
+}