feat: add a key-combination

ZWkang · ZWkang · commit f01eadcc8e54 · 2018-12-28T16:46:39.000+08:00
diff --git a/key-combination/Readme.md b/key-combination/Readme.md
@@ -0,0 +1,78 @@
+### keyCombination
+
+> 快捷使用（两个）组合键
+
+
+### Usage
+
+```
+var keyCombination = require('./index.js')
+var keyCombinationTest = new keyCombination({isElement: false})
+
+// Here is easy to bind
+// default is window
+keyCombinationTest.bindEvent('ctrl shift', function () {
+  console.log('ctrl shift is work')
+})
+```
+
+
+### API Reference
+
+keyCombination({})
+
+default Object 
+
+{
+  element: null, // 需要绑定的HTML元素
+}
+
+
+#### 构造函数返回对象API
+
+bindEvent(keyCode, callback)
+
+> description: 添加回调函数进事件集
+> eg: bindEvent('ctrl 5', function () { // do some things})
+
+---
+
+removeListeners(keyCode, callback)
+
+> description: 从事件集中删除
+> eg: removeListeners('ctrl 5', function () {})
+
+这里你需要注意，这个回调函数的引用应该与bindEvent一致。
+
+---
+
+detach
+
+> 彻底解绑事件
+> eg: new keyCombination({}).detach()
+
+解绑事件
+
+---
+
+init
+
+> eg: new keyCombination({}).init()
+
+你可以重新初始化一些参数.用于复用对象
+
+---
+
+subscribeAction
+
+> eg: new keyCombination({}).subscribeAction()
+
+初始化数据后你可以手动执行一下进行绑定。
+
+---
+
+keyCode in [keycodes](https://github.com/wesbos/keycodes)
+
+---
+
+### MIT
diff --git a/key-combination/elementExample.html b/key-combination/elementExample.html
@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <meta http-equiv="X-UA-Compatible" content="ie=edge">
+  <title>element Example</title>
+</head>
+<body>
+  <div class="container">
+    <input type="text" id="testInput">
+  </div>
+
+  <script src="./index.js">
+  </script>
+</body>
+</html>
diff --git a/key-combination/index.js b/key-combination/index.js
