初始化fy

uni_modules/UniDevTools/node_modules/licia/Dispatcher.js

@@ -0,0 +1,55 @@
+var Class = require('./Class');
+var uniqId = require('./uniqId');
+exports = Class({
+    initialize: function Dispatcher() {
+        this._callbacks = {};
+        this._isDispatching = false;
+        this._isHandled = {};
+        this._isPending = {};
+    },
+    dispatch: function(payload) {
+        this._startDispatching(payload);
+        for (var id in this._callbacks) {
+            if (this._isPending[id]) continue;
+            this._invokeCb(id);
+        }
+        this._stopDispatching();
+    },
+    register: function(cb) {
+        var id = uniqId('ID_');
+        this._callbacks[id] = cb;
+        return id;
+    },
+    waitFor: function(ids) {
+        for (var i = 0, len = ids.length; i < len; i++) {
+            var id = ids[i];
+            if (this._isPending[id]) continue;
+            this._invokeCb(id);
+        }
+    },
+    unregister: function(id) {
+        delete this._callbacks[id];
+    },
+    isDispatching: function() {
+        return this._isDispatching;
+    },
+    _startDispatching: function(payload) {
+        for (var id in this._callbacks) {
+            this._isPending[id] = false;
+            this._isHandled[id] = false;
+        }
+        this._pendingPayload = payload;
+        this._isDispatching = true;
+    },
+    _stopDispatching: function() {
+        delete this._pendingPayload;
+        this._isDispatching = false;
+    },
+    _invokeCb: function(id) {
+        this._isPending[id] = true;
+        this._callbacks[id](this._pendingPayload);
+        this._isHandled[id] = true;
+    }
+});
+
+module.exports = exports;