The four tabs here are very useful for your designing. Select the tab you want.
Information Pane
This contains all the information that are calculated using the code in the ARDELA file tad.exa that was loaded when you began the program. Read more here.
Object Pane
You can set/modify the properties of the current object using this pane. Read more here.
Class Pane
You can change the current class properties with this. Read more here.
Project Pane
You can set properties that pertain to the entire project. Read more here.