# Package org.apache.tapestry5.corelib.data

package org.apache.tapestry5.corelib.data
A set of enums used by Tapestry and also useful in custom Tapestry components and services.

- Related Packages
  Package
  Description
  org.apache.tapestry5.corelib
  Root package for Tapestry's core library.
  org.apache.tapestry5.corelib.base
  Base components intended to be extended by other components rather than used directly in templates.
  org.apache.tapestry5.corelib.components
  The set of core components available in all Tapestry applications
  org.apache.tapestry5.corelib.internal
  [INTERNAL USE ONLY] support classes for the Tapestry-core module; API subject to change core components.
  org.apache.tapestry5.corelib.mixins
  The set of core mixins available in all Tapestry applications
  org.apache.tapestry5.corelib.pages
  The set of core pages available in all Tapestry applications
- Enums
  Class
  Description
  BlankOption
  Used with the `Select` component to control whether an initial blank option is supplied.
  GridPagerPosition
  Used by the `Grid` component to control where the pager portion of the Grid should be displayed.
  InsertPosition
  SecureOption
  Possible values of the "secure" parameter for components that use a `SelectModel` (such as `Select`), to control whether the submitted value must be one of the values in the SelectModel.