处理事件无法正常接收的问题

README.md

@@ -98,17 +98,17 @@ Tpns.clearAndAppendTags(new nanoId(),['tag1','tag2'],console.log,console.error);
 
 ```javascript
 // 接收消息事件
-window.addEventListener(Tpns.Constant.EVENT_ON_TEXT_MESSAGE,function(event){
+document.addEventListener(Tpns.Constant.EVENT_ON_TEXT_MESSAGE,function(event){
     console.log("接收到消息:",event);
 });
 
 // 已显示通知
-window.addEventListener(Tpns.Constant.EVENT_ON_NOTIFICATION_SHOWED_RESULT,function(event){
+document.addEventListener(Tpns.Constant.EVENT_ON_NOTIFICATION_SHOWED_RESULT,function(event){
     console.log("已显示通知:",event);
 });
 
 // 消息点击事件
-window.addEventListener(Tpns.Constant.EVENT_ON_NOTIFICATION_CLICKED_RESULT,function(event){
+document.addEventListener(Tpns.Constant.EVENT_ON_NOTIFICATION_CLICKED_RESULT,function(event){
     console.log("消息点击事件:",event);
 });
 ```