JavaScript Free

I want to write a Firefox extension, with copy to clipboard and execute an external program with se… Read more Copy To Clipboard In Firefox Extension Not Working

I am building a Firefox add-on using the addon-sdk. The add-on has one button that displays a panel… Read more Why Is My Add-on Panel´s Content Script No Longer Responding To Port Messages After Changing Contenturl?

I'm working on a Mozilla Add-on SDK extension that provides a right-click context menu option u… Read more Add Menu Item Created With The Sdk/context-menu Api To The Top Of The Context Menu

For an SDK add-on, I am trying to detect, on right-click, the closest page anchor (as described her… Read more Getting Mouse Coordinates In Sdk First-time Right-click

I am trying to develop a Firefox extension which involves copying an image to the clipboard. In the… Read more Firefox Webextension Alternative To Addon Clipboard Sdk For Copying Images

Is it possible to use Text Input Processor on a specific Tab of a Firefox window? Do all the tabs s… Read more Get Nsidomwindow Of A Tab To Do Text Input

I'm using firefox addon builder. Running this code errors with 'callback is not defined'… Read more Jsonp Callback Error

Let me start off by saying I am new to add-on development. Using the Add-on SDK, I am trying to cre… Read more Save Web Pages With Firefox Addon Using File -> Save As Pop-up Window

I am working on creating a Firefox Add-on SDK extension that would set custom cookies (two cookies … Read more How To Set Custom Cookies Using Firefox Add-on Sdk (using Services From Firefox Add-on Sdk)

So I'm developing a Firefox addon that adds a bit of HTML to the DOM of any webpage. The idea h… Read more Get Content Of Some File In Firefox Sdk Main.js

I'm creating (developing) a Firefox add-on and I need to find browser's user agent. The nav… Read more How To Find Out Browser's User Agent In Firefox Add On

I am porting a Chrome extension to FF using 'FF Addon SDK'. In the background script (main.… Read more Detecting Navigation In Ff Add Ons

i'm trying to follow this tutorial for creating a firefox addon that intercept when the url in … Read more Firefox Add-on Window.addeventlistener Error: Window Not Defined

I'm trying to build an addon for LinkedIn but the contentscript is outputted in every frame... … Read more Firefox Addon Ignore Iframes

For an SDK add-on, I am trying to detect, on right-click, the closest page anchor (as described her… Read more Getting Mouse Coordinates In SDK First-time Right-click