Javascript Chrome扩展:如何将div附加为body的第一个子元素?
几个小时以来我一直在讨论这个问题,我需要将从Javascript文件创建的div附加为正文中的第一个子项 我的manifest.js看起来是这样的:Javascript Chrome扩展:如何将div附加为body的第一个子元素?,javascript,google-chrome-extension,css-selectors,document-body,Javascript,Google Chrome Extension,Css Selectors,Document Body,几个小时以来我一直在讨论这个问题,我需要将从Javascript文件创建的div附加为正文中的第一个子项 我的manifest.js看起来是这样的: { "background": { "scripts": ["background.js"] }, "browser_action": { "default_icon": "img/icone.png", "default_title": "displayer."
{
"background": {
"scripts": ["background.js"]
},
"browser_action": {
"default_icon": "img/icone.png",
"default_title": "displayer."
},
"icons" : {
"128" : "img/icone_128.png",
"48" : "img/icone_48.png",
"32" : "img/icone_32.png",
"24" : "img/icone_24.png",
"16" : "img/icone_16.png"
},
"manifest_version": 2,
"name": "displayer.",
"description": "This extension helps you to compare your wireframe with your current coded page..",
"version": "1.0.2",
"content_scripts": [
{
"matches": [ "<all_urls>"],
"css":["css/grid.css", "css/font-awesome.min.css"],
"js":["js/jquery-1.11.1.min.js","js/jquery-ui.js", "js/jquery.nicefileinput.min.js"]
}
],
"permissions": [ "activeTab"]
}
但是我没有得到任何结果
非常感谢您的帮助。您的div中有哪些内容?请发布您的清单。@Teepeem我已根据您的请求编辑了我的帖子。我在清单的任何地方都没有看到您的脚本。您正在进行程序注入吗?@Xan是的,我在后台调用它。jsI建议检查网页控制台输出是否存在可能的错误
//Create div panel
var panel = document.createElement('div');
panel.setAttribute('id', 'panel');
//Create div toolbox
var toolbox = document.createElement('div');
toolbox.setAttribute('id', 'toolbox');
//Create div canvas
var canvas = document.createElement('div');
canvas.setAttribute('id', 'canvas');
//Appending to DOM
document.body.appendChild(panel);
document.body.appendChild(toolbox);
document.body.appendChild(canvas);
var first = document.body.children[0];
document.body.insertBefore(canvas, first);
//Create Panel Menu
panel.innerHTML = '<span id="close"><i id="icone" class="fa fa-check"></i></span><h2>disp<span>layer.</span></h2><label>Mockup location :</label><input type="file" id="files" class="nicefileinput nice" name="imageLoader" value=""/><a id="die"><i class="fa fa-exclamation-triangle"></i>Reset all <span>(your image will be deleted.)</span></a>';
//Create toolbox
toolbox.innerHTML = '<a href="#" id="left"><i class="fa fa-align-left"></i></a><a href="#" id="center"><i class="fa fa-align-center"></i></a><a href="#" id="right"><i class="fa fa-align-right"></i></a><div id="slider"></div>';
var first = document.body.children[0];
document.body.insertBefore(canvas, first);