Overview of the theming chapter

Here's what you will find in this chapter:

1. This episode!
2. Themes and Drupal: What are themes? What do themes do? What don't themes do?
3. Creating a sub theme: This is how easy it is to NOT hack core!
4. A bonus screencast showing a smarter way to override CSS than the one shown in episode 3
5. Working with regions
6. Template files: overriding the markup on your page
7. Preprocess functions: introducing template.php to add new variables to use in template files (This is where we leave the basic stuff behind!)
8. More preprocessing: a CSS example, and other things to do with preprocess
9. Theme functions: the alternative to template files (and how to use them)
10. Switching between template files and theme functions
11. A special case example: Theming a view
12. Render elements and arrays
13. Theming forms with hook_form_alter
14. Using the #states property to show and hide form elements dynamically

Some things that are not included in this chapter:

• creating or manipulating render elements
• a closer look at render elements
• using JQuery & AJAX
• building base themes
• (and more)