Form GL2 Component 
A generic design template for displaying data in a form.
It is implemented using the Web Dynpro component FPM_FORM_UIBB_GL2.
The information displayed in a form at runtime is determined by the feeder class assigned to the configuration of the Web Dynpro component FPM_FORM_UIBB_GL2.
Recommendation
Although the original form component, implemented using the Web Dynpro component FPM_FORM_UIBB is still available, use the form GL2 component to ensure that your applications comply with the most recent SAP user interface guidelines.
You use this design template in application-specific views (UIBBs) when you want to display data using a form. You can determine the concrete display of the data in a form when configuring the Web Dynpro component FPM_FORM_UIBB.
A form is comprised of the following objects:
Standard Element
Elements are a combination of an ID and a field. You can configure the display type of the field as well as the ID.
Toolbar (Button Row)
Contains buttons with actions assigned to them that are executed in the form.
Button
A single button that can have actions assigned to it and can be executed in the form.
Group
A group consists of group elements and group toolbars (button rows). Each group has a name.
Group Element
This object has the same structure as the standard element.
Group Toolbar (Button Row)
This object has the same structure as the standard toolbar object.
Group Button
This object has the same structure as the standard button object.
The information that can be displayed on a form is determined by the feeder class assigned to the configuration of the Web Dynpro component FPM_FORM_UIBB_GL2.
You configure this component using the FPM configuration editor, FLUID.
You can configure, amongst others, the following properties of this component:
Type of layout of the form
You can choose from a selection of predefined layout types
Exact location of each form object using row and column coordinates
Group headers
Object attributes such as label visibility, field display type (Entry Field, Radio Button, and so on) and the properties associated with a particular display type.
For more information on the attributes of this component, choose Field Help from the context menu in the system.