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  1. Mozilla
  2. Add-ons
  3. Browser Extensions
  4. JavaScript APIs
  5. theme
  6. Theme

In this article

  • Type
  • Browser compatibility

Related Topics

  1. Browser extensions
  2. Getting started
    1. What are extensions?
    2. Your first extension
    3. Your second extension
    4. Anatomy of an extension
    5. Example extensions
    6. What next?
  3. Concepts
    1. Using the JavaScript APIs
    2. Content scripts
    3. Background scripts
    4. Match patterns
    5. Working with files
    6. Internationalization
    7. Content Security Policy
    8. Native messaging
    9. Differences between API implementations
    10. Chrome incompatibilities
  4. User interface
    1. User Interface
    2. Toolbar button
    3. Address bar button
    4. Sidebars
    5. Context menu items
    6. Options page
    7. Extension pages
    8. Notifications
    9. Address bar suggestions
    10. Developer tools panels
  5. How to
    1. Intercept HTTP requests
    2. Modify a web page
    3. Insert external content
    4. Share objects with page scripts
    5. Add a button to the toolbar
    6. Implement a settings page
    7. Work with the Tabs API
    8. Work with the Bookmarks API
    9. Work with the Cookies API
    10. Work with contextual identities
    11. Interact with the clipboard
    12. Build a cross-browser extension
  6. Firefox differentiators
  7. JavaScript APIs
    1. Browser support for JavaScript APIs
    2. action
    3. alarms
    4. bookmarks
    5. browserAction
    6. browserSettings
    7. browsingData
    8. captivePortal
    9. clipboard
    10. commands
    11. contentScripts
    12. contextualIdentities
    13. cookies
    14. devtools
    15. dns
    16. downloads
    17. events
    18. extension
    19. extensionTypes
    20. find
    21. history
    22. i18n
    23. identity
    24. idle
    25. management
    26. menus
    27. notifications
    28. omnibox
    29. pageAction
    30. permissions
    31. pkcs11
    32. privacy
    33. proxy
    34. runtime
    35. scripting
    36. search
    37. sessions
    38. sidebarAction
    39. storage
    40. tabs
    41. theme
      1. Methods
        1. getCurrent()
        2. reset()
        3. update()
      2. Types
        1. Theme
      3. Events
        1. onUpdated
    42. topSites
    43. types
    44. userScripts
    45. webNavigation
    46. webRequest
    47. windows
  8. Manifest keys
    1. Introduction
    1. action
    2. author
    3. background
    4. browser_action
    5. browser_specific_settings
    6. chrome_settings_overrides
    7. chrome_url_overrides
    8. commands
    9. content_scripts
    10. content_security_policy
    11. default_locale
    12. description
    13. developer
    14. devtools_page
    15. dictionaries
    16. externally_connectable
    17. homepage_url
    18. host_permissions
    19. icons
    20. incognito
    21. manifest_version
    22. name
    23. offline_enabled
    24. omnibox
    25. optional_permissions
    26. options_page
    27. options_ui
    28. page_action
    29. permissions
    30. protocol_handlers
    31. short_name
    32. sidebar_action
    33. storage
    34. theme
    35. theme_experiment
    36. user_scripts
    37. version
    38. version_name
    39. web_accessible_resources
  9. Extension Workshop
    1. Develop
    2. Publish
    3. Manage
    4. Enterprise
  10. Contact us
  11. Channels
    1. Add-ons blog
    2. Add-ons forum
    3. Add-ons chat

In this article

  • Type
  • Browser compatibility

Theme

A Theme object represents the specification of a theme.

Type

A JSON object that takes the same properties as the "theme" manifest key.

Browser compatibility

BCD tables only load in the browser

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Last modified: Oct 26, 2021, by MDN contributors

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