我知道这已经在很多帖子中被问过,但说实话,我没有得到它们.我是JavaScript,Chrome扩展程序以及所有内容的新手,我有这个课程作业.所以我需要创建一个插件,使用跨域请求计算任何给定页面上的DOM对象.到目前为止,我已经能够使用Chrome Extension API实现这一目标.现在问题是我需要在contentScript.js文件中的popup.html页面上显示数据.我不知道该怎么做我已经尝试阅读文档但是在chrome中发送消息我只是无法理解该怎么做.
以下是到目前为止的代码.
的manifest.json
{
"manifest_version":2,
"name":"Dom Reader",
"description":"Counts Dom Objects",
"version":"1.0",
"page_action": {
"default_icon":"icon.png",
"default_title":"Dom Reader",
"default_popup":"popup.html"
},
"background":{
"scripts":["eventPage.js"],
"persistent":false
},
"content_scripts":[
{
"matches":["http://pluralsight.com/training/Courses/*", "http://pluralsight.com/training/Authors/Details/*", "https://www.youtube.com/user/*", "https://sites.google.com/site/*", "http://127.0.0.1:3667/popup.html"],
"js":["domReader_cs.js","jquery-1.10.2.js"]
//"css":["pluralsight_cs.css"]
}
],
"permissions":[
"tabs",
"http://pluralsight.com/*",
"http://youtube.com/*",
"https://sites.google.com/*",
"http://127.0.0.1:3667/*"
]
popup.html
<!doctype html>
<html>
<title> Dom Reader </title>
<script src="jquery-1.10.2.js" type="text/javascript"></script>
<script src="popup.js" type="text/javascript"></script>
<body>
<H1> Dom Reader </H1>
<input type="submit" id="readDom" value="Read DOM Objects" />
<div id="domInfo">
</div>
</body>
</html>
eventPage.js
var value1,value2,value3;
chrome.runtime.onMessage.addListener(function (request, sender, sendResponse) …html javascript jquery google-chrome google-chrome-extension