Package org.eclipse.gef
Interface ExposeHelper
- All Known Implementing Classes:
- ViewportExposeHelper
public interface ExposeHelper
An adapter on an 
EditPart used to expose a descendant
 contained in that EditPart. EditPartViewer uses this interface
 to reveal a given EditPart.
 
 An expose helper is obtained by calling IAdaptable.getAdapter(Class).
 The returned helper is responsible for modifying *only* that EditPart's
 visuals such that the specified descendant is made visible.
- 
Method SummaryModifier and TypeMethodDescriptionvoidexposeDescendant(EditPart editpart) Exposes the specified descendant on the EditPart which returned this helper.
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Method Details- 
exposeDescendantExposes the specified descendant on the EditPart which returned this helper. This is done by adjusting the EditPart's visuals such that the descendants visuals are exposed. Expose is performed from the bottom up, meaning that EditParts in the parent-chain between the helper's EditPart and the descendant will already have had a change to expose the descendant.- Parameters:
- editpart- the descendant to expose
 
 
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