In this section, we are going to learn about drawers and panels. These are some very commonly used containers for organizing UI elements in modules. In most situations, UIs are focused on a main content and the current trend (especially on mobile) is to split each activity (or task) the user should accomplish into a separate, dedicated, UI module (mobile apps are often modeled as state machines where each state has a corresponding view).
This means you will find yourself designing your form (or frame as we'll see in Chapter 8, Divide and Conquer with TFrameStand) with a specific target in mind and trying to focus the user's attention on that. However, even if we strive much to reduce our UIs and keep the user focused on the main topic, we often need places to put secondary UI elements, settings, menus, and similar things. Sometimes it is useful to also have a container for a group of UI elements to keep them in the same context, improving the overall...