How are behaviors registered in Drupal 7 JavaScript?
In Drupal 7 behaviors have two functions, one called when content is added to the page and the other called when it is removed. Behaviors are registered by setting them as properties of Drupal. behaviors. Drupal will call each and pass in a DOM element as the first parameter (in Drupal 7 a settings object will be passed as the second parameter).
How to add JavaScript to a theme in Drupal?
JavaScript files can be added to a theme’s .info file using the scripts tag. For example, to add the script foo.js to every page on a Drupal site add the following to the theme’s .info file. Scripts added in a theme’s .info file is added at the theme level of ordering and will come after core/library JavaScript and module JavaScript.
How does the theming function work in Drupal?
Drupal provides a theming mechanism for JavaScript code in a similar manner to the way theming works within the rest of Drupal. This enables themes to customize the markup generated by JavaScript. Modules provide theme functions for their markup.
Is there a default script file in Drupal 6?
In Drupal 6 there is a default script file, named script.js that can be added to a theme without specifying it in the .info file. If that script is included in the theme it will be automatically added to all pages. In Drupal 7 all script files need to be specified.
Why is script.js default in Drupal 6?
This ordering is important because it allows the theme JavaScript an opportunity to act on the page after the JavaScript providing the functionality within the page. In Drupal 6 there is a default script file, named script.js that can be added to a theme without specifying it in the .info file.
How to add JavaScript to a Drupal page?
There are two ways for Themes to easily add JavaScript to a page. JavaScript files can be added to a theme’s .info file using the scripts tag. For example, to add the script foo.js to every page on a Drupal site add the following to the theme’s .info file.