From MozillaZine Knowledge Base

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Articles in this category demonstrate the code to do certain things in Mozilla-based products (at this moment, mostly for use in extensions).

XUL

• Creating toolbar buttons
• Adding items to menus using overlays (talks about browser's context menu too)
• Creating dialog windows with XUL

JavaScript

Commonly used techniques

• Using preferences. For the basics, see also the article on XulPlanet.
• How to log debug information to JavaScript Console.
• JavaScript Preferences Class

XPCOM

• Performing file IO
• Using observers for cross-window notifications
• Running applications
• Using file choosers (Open, Save, Select Directory dialogs)
• Using nsIPromptService (priviledged version of alert(), confirm(), prompt() plus their extended versions): some examples, forum thread.

<tabbrowser> related

• Using progress listeners
• Executing your code each time a page loads
• Enumerating tabbrowser tabs
• Reusing tabs for the same URL

XML Technologies in Mozilla

• How to Create a DOM tree
• Using XMLHttpRequest
• Parsing and serializing XML
• Using XPath
• XSL Transforms
• XLink
• XPointer

Other

• Opening a new browser window
• Inserting text at cursor
• Creating a XUL mailto: link
• Automatically deleting files when the user uninstalls your extension
• Adding Drag and Drop to Statusbarpanel

Techniques

• Differential inheritance in JavaScript using __proto__
• Increasing security with XPCNativeWrapper

The alphabetical list of all articles and subcategories in this category follows.

Articles in category "Example code"