In oracle application framework page OAF messageComponentLayout is the most widely used region to hold components.
It is restricted to message components, and it does not allow other regions to become its child.
The components, which are child of OAF messageComponentLayout region, will have, prompt of the component will be right (end) aligned and the text field will be left aligned.
It serves the multiple column display of components in an OA framework page and also satisfies the standard UI guidelines.
It is recommended that we should not display more than 3 columns in respect to follow the UI guidelines.
In the OAF messageComponentLayout the spacing between the components are according to the Oracle BLAF UI guidelines.
Corresponding web bean: OAMessageComponentLayoutBean