Package org.eclipse.emfforms.spi.view.control.multiattribute.celleditor

Interface MultiAttributeSWTRendererCellEditorTester

All Known Implementing Classes:

DateCellEditorTester, EnumCellEditorTester, NumberCellEditorTester, StringCellEditorTester, XmlDateCellEditorTester

public interface MultiAttributeSWTRendererCellEditorTester

This interface defines a isApplicable(EObject, EAttribute, ViewModelContext) method which is used to determine the priority of a celleditor. The celleditor with the highest priority for a combination of an EObject and a feature will be used.

Author:

Johannes Faltermeier

Field Summary

Fields

Modifier and Type	Field	Description
static double	NOT_APPLICABLE	Return this whenever the renderer should not be used for the tested ViewModelContext.

Method Summary

Modifier and Type	Method	Description
double	isApplicable(org.eclipse.emf.ecore.EObject eObject, org.eclipse.emf.ecore.EAttribute multiAttribute, ViewModelContext viewModelContext)	Returns the priority of the corresponding celleditor for the combination of the EObject and the multi-valued EAttribute.

Field Detail

NOT_APPLICABLE

static final double NOT_APPLICABLE

Return this whenever the renderer should not be used for the tested ViewModelContext.

See Also:

Constant Field Values

Method Detail

isApplicable

double isApplicable(org.eclipse.emf.ecore.EObject eObject,
                    org.eclipse.emf.ecore.EAttribute multiAttribute,
                    ViewModelContext viewModelContext)

Returns the priority of the corresponding celleditor for the combination of the EObject and the multi-valued EAttribute.

Parameters:

multiAttribute - the EAttribute to test

eObject - the EObject to test

viewModelContext - the ViewModelContext to check

Returns:

NOT_APPLICABLE if the corresponding celleditor should not be used, a positive integer value otherwise. The celleditor with the highest priority will be taken.