Code formatting.

src/hotkeys.js

@@ -17,38 +17,38 @@ if (!Array.prototype.lastIndexOf) {
 }
 
 var _api, // 对外API
-    isff = navigator.userAgent.toLowerCase().indexOf('firefox') > 0,
-    _keyMap = { // 特殊键
-      backspace: 8, tab: 9, clear: 12,
-      enter: 13, 'return': 13,
-      esc: 27, escape: 27, space: 32,
-      left: 37, up: 38, right: 39, down: 40,
-      del: 46, 'delete': 46,
-      home: 36, end: 35,
-      pageup: 33, pagedown: 34,'⇪': 20,'capslock': 20,
-      ',': 188, '.': 190, '/': 191,
-      '`': 192, '-': isff?173:189, '=': isff?61:187,
-      ';': isff?59:186, '\'': 222,
-      '[': 219, ']': 221, '\\': 220
-    },
-    _scope = 'all', //默认热键范围
-    _modifier = { //修饰键
-      '⇧': 16, shift: 16,
-      '⌥': 18, alt: 18, option: 18,
-      '⌃': 17, ctrl: 17, control: 17,
-      '⌘': isff?224:91, cmd: isff?224:91, command: isff?224:91
-    },
-    _downKeys=[], // 记录摁下的绑定键
-    modifierMap = {
-      16:'shiftKey',
-      18:'altKey',
-      17:'ctrlKey'
-    },
-    _mods = { 16: false, 18: false, 17: false},
-    _handlers={};
+  isff = navigator.userAgent.toLowerCase().indexOf('firefox') > 0,
+  _keyMap = { // 特殊键
+    backspace: 8, tab: 9, clear: 12,
+    enter: 13, 'return': 13,
+    esc: 27, escape: 27, space: 32,
+    left: 37, up: 38, right: 39, down: 40,
+    del: 46, 'delete': 46,
+    home: 36, end: 35,
+    pageup: 33, pagedown: 34, '⇪': 20, 'capslock': 20,
+    ',': 188, '.': 190, '/': 191,
+    '`': 192, '-': isff ? 173 : 189, '=': isff ? 61 : 187,
+    ';': isff ? 59 : 186, '\'': 222,
+    '[': 219, ']': 221, '\\': 220
+  },
+  _scope = 'all', //默认热键范围
+  _modifier = { //修饰键
+    '⇧': 16, shift: 16,
+    '⌥': 18, alt: 18, option: 18,
+    '⌃': 17, ctrl: 17, control: 17,
+    '⌘': isff ? 224 : 91, cmd: isff ? 224 : 91, command: isff ? 224 : 91
+  },
+  _downKeys = [], // 记录摁下的绑定键
+  modifierMap = {
+    16: 'shiftKey',
+    18: 'altKey',
+    17: 'ctrlKey'
+  },
+  _mods = { 16: false, 18: false, 17: false },
+  _handlers = {};
 
 // F1~F12 特殊键
-for (var k=1; k<20; k++) {
+for (var k = 1; k < 20; k++) {
   _keyMap['f' + k] = 111 + k;
 }
 
@@ -67,16 +67,16 @@ function getScope() { return _scope || 'all'; }
 
 // 绑定事件
 function addEvent(object, event, method) {
-  if (object.addEventListener){
+  if (object.addEventListener) {
     object.addEventListener(event, method, false);
-  } else if (object.attachEvent){
-    object.attachEvent('on'+event, function(){ method(window.event); });
+  } else if (object.attachEvent) {
+    object.attachEvent('on' + event, function () { method(window.event); });
   }
 }
 
 // 判断摁下的键是否为某个键，返回true或者false
 function isPressed(keyCode) {
-  if (typeof(keyCode) === 'string'){
+  if (typeof (keyCode) === 'string') {
     keyCode = code(keyCode); // 转换成键码
   }
 
@@ -105,7 +105,7 @@ function dispatch(event) {
     // 将特殊字符的key注册到 hotkeys 上
     for (var k in _modifier) if (_modifier[k] === key) hotkeys[k] = true;
 
-    if(!asterisk) return;
+    if (!asterisk) return;
   }
 
   // 将modifierMap里面的修饰键绑定到event中
@@ -155,7 +155,7 @@ function eventHandler(event, handler, scope) {
       modifiersMatch ||
       handler.shortcut === '*'
     ) {
-      if(handler.method(event, handler) === false){
+      if (handler.method(event, handler) === false) {
         if (event.preventDefault) event.preventDefault();
         else event.returnValue = false;
         if (event.stopPropagation) event.stopPropagation();
@@ -166,11 +166,11 @@ function eventHandler(event, handler, scope) {
 }
 
 // 解除绑定某个范围的快捷键
-function unbind (key, scope) {
+function unbind(key, scope) {
   var multipleKeys = getKeys(key),
-      keys,
-      mods = [],
-      obj;
+    keys,
+    mods = [],
+    obj;
 
   for (var i = 0; i < multipleKeys.length; i++) {
     // 将组合快捷键拆分为数组
@@ -184,7 +184,7 @@ function unbind (key, scope) {
     key = key === '*' ? '*' : code(key);
 
     // 判断是否传入范围，没有就获取范围
-    if(!scope) scope = getScope();
+    if (!scope) scope = getScope();
 
     // 如何key不在 _handlers 中返回不做处理
     if (!_handlers[key]) return;
@@ -204,10 +204,10 @@ function unbind (key, scope) {
 }
 
 // 循环删除handlers中的所有 scope(范围)
-function deleteScope(scope, newScope){
+function deleteScope(scope, newScope) {
   var key,
-      handlers,
-      i;
+    handlers,
+    i;
 
   // 没有指定scope，获取scope
   if (!scope) scope = getScope();
@@ -215,7 +215,7 @@ function deleteScope(scope, newScope){
   for (key in _handlers) {
     handlers = _handlers[key];
 
-    for (i = 0; i < handlers.length; ) {
+    for (i = 0; i < handlers.length;) {
       if (handlers[i].scope === scope) handlers.splice(i, 1);
       else i++;
     }
@@ -246,7 +246,7 @@ function filter(event) {
 }
 
 // 修饰键转换成对应的键码
-function getMods (key) {
+function getMods(key) {
   var mods = key.slice(0, key.length - 1);
 
   for (var i = 0; i < mods.length; i++) mods[i] = _modifier[mods[i].toLowerCase()];
@@ -257,7 +257,7 @@ function getMods (key) {
 // 处理传的key字符串转换成数组
 function getKeys(key) {
   if (!key) key = '';
-  var keys,index;
+  var keys, index;
 
   key = key.replace(/\s/g, ''); // 匹配任何空白字符,包括空格、制表符、换页符等等
   keys = key.split(','); // 同时设置多个快捷键，以','分割
@@ -274,11 +274,11 @@ function getKeys(key) {
 }
 
 // 在全局document上设置快捷键
-addEvent(document, 'keydown', function(event) {
+addEvent(document, 'keydown', function (event) {
   dispatch(event);
 });
 
-addEvent(document, 'keyup',function(event){
+addEvent(document, 'keyup', function (event) {
   clearModifier(event);
 });
 
@@ -288,30 +288,29 @@ function clearModifier(event) {
     i = _downKeys.indexOf(key);
 
   // 从列表中清除按压过的键
-  if(i >= 0) _downKeys.splice(i,1);
+  if (i >= 0) _downKeys.splice(i, 1);
 
   // 修饰键 shiftKey altKey ctrlKey (command||metaKey) 清除
-  if(key === 93 || key === 224) key = 91;
-  if(key in _mods) {
+  if (key === 93 || key === 224) key = 91;
+  if (key in _mods) {
     _mods[key] = false;
 
     // 将修饰键重置为false
-    for(var k in _modifier) if (_modifier[k] === key) hotkeys[k] = false;
+    for (var k in _modifier) if (_modifier[k] === key) hotkeys[k] = false;
   }
 }
 
 // 主体hotkeys函数
-function hotkeys(key, scope, method){
+function hotkeys(key, scope, method) {
   var keys = getKeys(key), // 需要处理的快捷键列表
-      mods = [],
-      i = 0;
+    mods = [],
+    i = 0;
 
   // 对为设定范围的判断
   if (method === undefined) {
     method = scope;
     scope = 'all'; // scope默认为all，所有范围都有效
   }
-
   // 对于每个快捷键进行处理
   for (; i < keys.length; i++) {
     key = keys[i].split('+'); // 按键列表
@@ -351,8 +350,8 @@ for (var a in _api) hotkeys[a] = _api[a];
 
 var _hotkeys = window.hotkeys
 
-hotkeys.noConflict = function( deep ) {
-  if ( deep && window.hotkeys === hotkeys ) {
+hotkeys.noConflict = function (deep) {
+  if (deep && window.hotkeys === hotkeys) {
     window.hotkeys = _hotkeys;
   }