SelectionCompositeStrategy (ecp-parent 1.27.0-SNAPSHOT API)

```
public interface SelectionCompositeStrategy
```
Strategy for provision of the selection composite to show in the object selection dialog.

Since:

1.22

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static interface SelectionCompositeStrategy.Provider
Specific Bazaar vendor interface for reference selection composite strategies.

Field Summary

Fields
Modifier and Type	Field	Description
`static SelectionCompositeStrategy`	`DEFAULT`	The default strategy.
`static java.lang.String`	`EXTENT`	The name of a bazaar context variable providing the extent of objects from which to select, as a `Collection`.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`SelectionComposite<? extends org.eclipse.jface.viewers.StructuredViewer>`	`getSelectionViewer(org.eclipse.emf.ecore.EObject owner, org.eclipse.emf.ecore.EReference reference, java.util.Collection<? extends org.eclipse.emf.ecore.EObject> extent)`	Query the viewer to present from which the user will select object(s) to reference.

- Field Detail
  - EXTENT
```
static final java.lang.String EXTENT
```
    The name of a bazaar context variable providing the extent of objects from which to select, as a Collection.
    
    See Also:
    
    Constant Field Values
  - DEFAULT
```
static final SelectionCompositeStrategy DEFAULT
```
    The default strategy. Provides a selection table with just the label column.
- Method Detail
  - getSelectionViewer
```
SelectionComposite<? extends org.eclipse.jface.viewers.StructuredViewer> getSelectionViewer(org.eclipse.emf.ecore.EObject owner,
                                                                                            org.eclipse.emf.ecore.EReference reference,
                                                                                            java.util.Collection<? extends org.eclipse.emf.ecore.EObject> extent)
```
    Query the viewer to present from which the user will select object(s) to reference.
    
    Parameters:
    
    owner - an existing object in which a reference feature is to have references added
    
    reference - the reference of the owner to which objects are to be added
    
    extent - the collection of objects from which the user may make a selection
    
    Returns:
    
    the selection viewer composite