ATK Howtos

Below is a list of Howto's on different subjects.

General Using the atkMetaNode Custom (record) actions Polymorphism Turning on debugging at runtime User-interface Controlling On Screen Text and Help Themes Custom Templates for Forms Record locking Defining custom buttons Ordering attributes within a node Statusmessages using atkFeedback Creating a record archive Hide an empty module Localization (incomplete) How to add Global Search to ATK applications Database Database Access

Attributes Conditional Validates Custom Validation Logic Ordering attributes within a node Attribute Level Security Creating custom attributes Using a preAdd trigger on a hidden attribute Relations Filter the items in an atkManyToOneRelation Creating a polymorphic 1:1 relation Security Attribute Level Security Use getUser() outside nodes/modules Miscellaneous Adding an actionlistener to your node Image processing with the atkFileAttribute Traversing files and directories Using modifiers

If you want to write a new howto, feel free to add it. Please put your howto in the appropriate category.

Important guideline: if you add a new howto, put the following at the top of the howto:

 {{howto|Easy|[[Your Name]] <youremail@somewhere.ext>}}

E-mail is optional, but it would be nice if people can contact you with questions. As first parameter, you can use either 'Easy', 'Advanced' or 'Expert'.