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org.eclipse.gmf.runtime.common.ui.services.elementselection
Interface IElementSelectionProvider

All Superinterfaces:

IProvider

All Known Implementing Classes:

AbstractElementSelectionProvider, ElementSelectionService

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public interface IElementSelectionProvider
extends 
IProvider

Interface describing a element selection provider for the element selection service.

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Method Summary
ElementSelectionServiceJob	getMatchingObjects ( IElementSelectionInput input, IElementSelectionListener listener)           Retrieve a list of matching objects from the provider.
java.lang.Object	resolve ( IMatchingObject object)           Resolve the matching object to a modeling object.
void	run ( IProgressMonitor monitor)           Retrieve the list of matching objects from the provider.

 

Methods inherited from interface org.eclipse.gmf.runtime.common.core.service. IProvider
addProviderChangeListener, provides, removeProviderChangeListener

 

Method Detail

getMatchingObjects

ElementSelectionServiceJob getMatchingObjects(
IElementSelectionInput input,
                                              
IElementSelectionListener listener)

Retrieve a list of matching objects from the provider.

The provider is given an IElementSelectionInput and IElementSelectionListener and creates a ElementSelectionServiceJob.

The provider returns IMatchingObjectEvent to the IElementSelectionListener. If there are ten matching objects, then eleven IMatchingObjectEvent will be sent to the listener. The first ten will have type MatchingObjectEventType.MATCH and will have a matching object. The eleventh event will have type MatchingObjectEventType.END_OF_MATCHES.

Parameters:

input - the element selection input.

listener - the provider will send matching object events to this listener.

Returns:

the job that is running this provider.

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run

void run(
IProgressMonitor monitor)

Retrieve the list of matching objects from the provider.

The ElementSelectionServiceJob will invoke run. Clients must not call this method.

Parameters:

monitor - a progress monitor in which the provider is running.

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resolve

java.lang.Object resolve(
IMatchingObject object)

Resolve the matching object to a modeling object.

Parameters:

object - the matching object.

Returns:

a modeling object.

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