upgrade

plugin/mindmap/edit-mindmap/vendor/js/kampfer/eventtarget.js

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+kampfer.require('events');
+kampfer.require('Class');
+
+kampfer.provide('events.EventTarget');
+
+/*
+ * 所有需要实现自定义事件的类都必须继承EventTarget类。
+ */
+
+kampfer.events.EventTarget = kampfer.Class.extend({
+	
+	parentNode : null,
+	
+	addListener : function(type, listener, context) {
+		k.events.addListener(this, type, listener, context);
+	},
+	
+	removeListener : function(type, listener) {
+		k.events.removeListener(this, type, listener);
+	},
+	
+	dispatch : function(type) {
+		if(type) {
+			var args = Array.prototype.slice.apply(arguments);
+			args.unshift(this);
+			k.events.dispatch.apply(null, args);
+		}
+	},
+	
+	getParentEventTarget : function() {
+		return this.parentNode;
+	},
+	
+	setParentEventTarget : function(obj) {
+		this.parentNode = obj;
+	},
+	
+	dispose : function() {
+		this.parentNode = null;
+		k.events.removeListener(this);
+	}
+	
+});