Difference between revisions of "HowTo:Create a new ViewItem"

Revision as of 10:07, 7 January 2014

In a view are different ViewItem`s used to evaluate the Query, the Relations or References between MetaClasses. This is seen in the View Test Environment.

1. Navigate to the Namspace Custom.View.Item's via the Class Browser
   
2. There are three different ViewItem`s
   1. Create a new instance of a QueryViewItem using the Bulk Editor
      
   2. Assign a query instance of the QueryViewItem to the QUERY attribute either by
      • dragging and dropping a query object onto the cell
      • selecting the desired Query from the dialog appearing after double-clicking the cell
   3. Create a new instance of a ReferenceViewItem using the Bulk Editor
      
   4. Set the name of the reference property in the REFERENCE cell
   5. Set the REVERSE checkbox if the ReferenceViewItem should be evaluated from back to front
   6. Assign a query instance of the ReferenceViewItem to the REVERSREFTYPE attribute either by
      • dragging and dropping a metaclass object onto the cell
      • selecting the desired MetaClass from the dialog appearing after double-clicking the cell
   7. Create a new instance of a RelationViewItem using the Bulk Editor
      
   8. Set the REVERSE checkbox if the RelationViewItem should be evaluated from back to front
   9. Assign a query instance of the RelationViewItem to the RELATION attribute either by
      • dragging and dropping a realtion object onto the cell
      • selecting the desired Relation from the dialog appearing after double-clicking the cell
3. Set at least name and description
4. The required ViewItem's must be added to the view with the Relation Editor.
   
5. Save the changes with Ctrl+S or the save command

See also

• Create a new View