Codebase Overview
A high-level look at the project's architecture and a guide to where to find things.
The following directories are included in the comm-central repository:
build
Miscellaneous files used by the build process.
calendar
The calendar component of Thunderbird (formerly known as the Lightning extension).
chat
Files for the chat component of Thunderbird. There is also related code in
mail/components/im.The subdirectories are:
- components Various chat features, includes the interfaces that each protocol must implement.
- content User interface files which become
chrome://chat/content/…. - locales The user-visible strings, in US English. Files from this directory become
chrome://chat/locale/…. - modules JavaScript modules that are specific to chat.
- protocols Various protocol implementations. Each of subdirectory implements a protocol to the interfaces found under components.
- themes Common and platform-specific styling specific to chat. Files from this directory become
chrome://chat/skin/….
mail
Thunderbird specific source code. It's no coincidence that this folder is laid out a lot like the
browser and toolkit directories on mozilla-central. Many of the subdirectories follow the same pattern:- content User interface files which become
chrome://messenger/content/…. - modules Javascript modules which become
resource:///modules/…. - test Mochitest and/or XPCShell tests.
The subdirectories are:
- actors Modules which handle communication between processes. See the Firefox documentation for information about actors.
- app Configuration and packaging instructions. Contains
all-thunderbird.js, the default preferences. - base The main mail window and several miscellaneous dialogs. Also, things which are common to many parts of the program.
- branding Icons and imagery.
- components Various Thunderbird features, including:
- accountcreation The account setup wizard.
- addrbook The address book user front end. (Not the address book back end, which is in
mailnews/addrbook). - cloudfile The cloud attachment feature (a.k.a. FileLink).
- compose Email composition window.
- extensions WebExtensions schema and implementation.
- im The chat front end.
- preferences The preferences tab.
- config Build instructions, including the automation mozconfig files.
- extensions
- installer Packaging and installation instructions.
- locales The user-visible strings, in US English. Files from this directory become
chrome://messenger/locale/…. - modules Shared JS modules. Files from this directory become
resource:///modules/…. - test The MozMill user interface tests and the code to run that test suite.
- themes Common and platform-specific styling of Thunderbird user interface. Files from this directory become
chrome://messenger/skin/….
mailnews
Source code specific to the Mail and Newsgroups part of Thunderbird and SeaMonkey.
mozharness
Files needed for Thunderbird's test infrastructure.
other-licenses
Code that is not under the Mozilla license. See http://www.mozilla.org/MPL/ for more info.
suite
SeaMonkey-specific source code. Not used in Thunderbird.
taskcluster
Files needed for Thunderbird's build infrastructure.
testing
Files needed for Thunderbird's test infrastructure.
third_party
Libraries developed elsewhere that are included in Thunderbird
Last modified 11mo ago