Containers
    Use container objects to structure your application and create user interface navigation.
| Object | Description | 
|---|---|
| Container for objects that constitute a specific widget. By default, each new panel has a fixed width and height and is aligned with the top-left corner of the parent object.  | |
| Container for objects that constitute a specific interface. By default, each new screen stretches to cover the entire parent object.  | |
| Container that automatically arranges objects horizontally next to each other.  | |
| Container that automatically arranges objects vertically next to each other.  | |
| Container that arranges objects in a grid. | |
| Container that automatically scales its children objects when the container
              aspect ratio changes.  | |
| Container that displays other panels based on the application logic.  | |
| Container that contains other panels and automatically organizes panels into tabs
              that you can navigate.  | |
| Button that opens and closes a panel when selected. | |
| Root container. In a Presentation Engine, you can set Window to specify the initial user interface at runtime.  | |
| A modal window that does not allow interaction with other interface components until it is closed.  | |
| A window that displays in response to an event.  | |
| Panel that can scroll to display content larger than the panel size.  | |
| Container that includes expandable content blocks. | 
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