Chrome命令API | 码农家园

Chrome commands API

我已经从使用命令API的Chrome文档中加载了此示例扩展。

的manifest.json

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{
"name":"Sample Extension Commands extension",
"description":"Press Ctrl+Shift+F (Command+Shift+F on a Mac) to open the browser action popup, press Ctrl+Shift+Y to send an event (Command+Shift+Y on a Mac).",
"version":"1.0",
"manifest_version": 2,
"background": {
"scripts": ["background.js"],
"persistent": false
},
"browser_action": {
"default_popup":"browser_action.html"
},
"commands": {
"toggle-feature": {
"suggested_key": {"default":"Ctrl+Shift+Y" },
"description":"Send a 'toggle-feature' event to the extension"
},
"_execute_browser_action": {
"suggested_key": {
"default":"Ctrl+Shift+F",
"mac":"MacCtrl+Shift+F"
}
}
}
}

background.js

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chrome.commands.onCommand.addListener(function(command) {
console.log('onCommand event received for message: ', command);
});

非常简单，但是侦听器回调没有被触发 - 我在控制台中没有输出，也没有任何错误。如果我使用其他API，例如标签，我的听众会被触发，它只是命令API对我不起作用。