Chrome插件 Popup 与 Content-Scripts通信

kyaa111 2月前 ⋅ 64 阅读

popup.js

document.getElementById("get").addEventListener("click", function () {
  chrome.tabs.query({ active: true, currentWindow: true }, function (tabs) {
    chrome.tabs.sendMessage(tabs[0].id, { action: "get_title_describe" }, function (response) {
      document.getElementById("content").innerHTML = response;
    });
  });
});

popup.html

<body>
  <h1>Hello Extensions</h1>
  <div id="content"></div>
  <button id="get">GET</button>
  
</body>

content-scripts.js

chrome.runtime.onMessage.addListener(function (
  request,
  sender,
  sendResponse
) {
  if (request.action === "get_title_describe") {
    sendResponse(data_cache);
  }
});