From fe2dd3c6fe083ab93668bdfc001303e26eaf0d19 Mon Sep 17 00:00:00 2001
From: jaywcjlove <398188662@qq.com>
Date: Wed, 21 Nov 2018 14:42:34 +0800
Subject: [PATCH] feat: Unbind events through functions. #44

---
 README-zh.md | 21 +++++++++++++++++++++
 README.md    | 11 +++++++++++
 src/main.js  | 10 +++++++++-
 3 files changed, 41 insertions(+), 1 deletion(-)

diff --git a/README-zh.md b/README-zh.md
index 63f3fbc3..6ca01564 100644
--- a/README-zh.md
+++ b/README-zh.md
@@ -263,6 +263,27 @@ hotkeys.setScope('scope1');
 `hotkeys.unbind("ctrl+o, ctrl+alt+enter")` 解除绑定两组快捷键  
 `hotkeys.unbind("ctrl+o","files")` 解除绑定名字叫files钟的一组快捷键  
 
+```js
+// 解除绑定 'a' 程序函数
+hotkeys.unbind('a');
+
+// 仅针对单个范围解除绑定快捷键
+// 如果未指定范围，则默认为当前范围（hotkeys.getScope()）
+hotkeys.unbind('o, enter', 'issues');
+hotkeys.unbind('o, enter', 'files');
+```
+
+通过函数来解除绑定
+
+```js
+function example(){}
+hotkeys('a', example);
+hotkeys.unbind('a', example);
+
+hotkeys('a', 'issues', example);
+hotkeys.unbind('a', 'issues', example);
+```
+
 ## 键判断
 
 判断摁下的键是否为某个键
diff --git a/README.md b/README.md
index e1c24668..958fddd6 100644
--- a/README.md
+++ b/README.md
@@ -240,6 +240,17 @@ hotkeys.unbind('o, enter', 'issues');
 hotkeys.unbind('o, enter', 'files');
 ```
 
+Unbind events through functions.
+
+```js
+function example(){}
+hotkeys('a', example);
+hotkeys.unbind('a', example);
+
+hotkeys('a', 'issues', example);
+hotkeys.unbind('a', 'issues', example);
+```
+
 ### isPressed
 
 Other key queries. For example, `hotkeys.isPressed(77)` is true if the `M` key is currently pressed.
diff --git a/src/main.js b/src/main.js
index bd1b7f13..ddac821d 100644
--- a/src/main.js
+++ b/src/main.js
@@ -73,11 +73,17 @@ function clearModifier(event) {
 }
 
 // 解除绑定某个范围的快捷键
-function unbind(key, scope) {
+function unbind(key, scope, method) {
   const multipleKeys = getKeys(key);
   let keys;
   let mods = [];
   let obj;
+  // 通过函数判断，是否解除绑定
+  // https://github.com/jaywcjlove/hotkeys/issues/44
+  if (typeof scope === 'function') {
+    method = scope;
+    scope = 'all';
+  }
 
   for (let i = 0; i < multipleKeys.length; i++) {
     // 将组合快捷键拆分为数组
@@ -100,6 +106,8 @@ function unbind(key, scope) {
     // 让触发快捷键键之后没有事件执行到达解除快捷键绑定的目的
     for (let r = 0; r < _handlers[key].length; r++) {
       obj = _handlers[key][r];
+      // 通过函数判断，是否解除绑定，函数相等直接返回
+      if (method && obj.method !== method) return;
       // 判断是否在范围内并且键值相同
       if (
         obj.scope === scope &&