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Runtime

org.eclipse.gmf.runtime.common.ui.services.dnd.core
Class DragDropListenerService

java.lang.Object
  extended by 

org.eclipse.gmf.runtime.common.core.service.AbstractProvider
      extended by 

org.eclipse.gmf.runtime.common.core.service.Service
          extended by 
org.eclipse.gmf.runtime.common.ui.services.dnd.core.DragDropListenerService
All Implemented Interfaces:
java.util.EventListener, IProvider, IProviderChangeListener, IDragDropListenerProvider

public class DragDropListenerService
extends Service
implements IDragDropListenerProvider

A service that provides the IDragSourceListener and IDropTargetListener. This service gets the all the providers that provide listeners for the specified context.


Nested Class Summary
protected static class DragDropListenerService.ProviderDescriptor
          A descriptor for IDragDropListenerProvider defined by a configuration element.
 
Field Summary
 
Fields inherited from class org.eclipse.gmf.runtime.common.core.service. Service
INVALID_ELEMENT_MESSAGE_PATTERN
 
Constructor Summary
protected DragDropListenerService ()
          The DragDropListenerService constructor
 
Method Summary
 java.lang.String[] getAllTransferIds (java.lang.String partId, java.lang.String operationType)
          Utility to get all the registered transfer ids against a part id for an operation type
  IDragSourceListener[] getDragSourceListeners ( IDragListenerContext context)
          Returns an array of IDragSourceListener for the given IDragDropListenerContext
  IDropTargetListener[] getDropTargetListeners ( IDropListenerContext context)
          Returns an array of IDropTargetListener for the given IDragDropListenerContext
static  DragDropListenerService getInstance ()
          Gets the instance of DragDropListenerService
protected   Service.ProviderDescriptor newProviderDescriptor ( IConfigurationElement element)
          Creates a new provider descriptor for the specified configuration element.
 
Methods inherited from class org.eclipse.gmf.runtime.common.core.service. Service
addProvider, clearCache, configureProviders, configureProviders, createPriorityCache, execute, executeUnique, getAllProviders, getCachingKey, getPriority, getProviders, isOptimistic, isOptimized, providerChanged, provides, provides, removeProvider
 
Methods inherited from class org.eclipse.gmf.runtime.common.core.service. AbstractProvider
addProviderChangeListener, fireProviderChange, removeProviderChangeListener
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface org.eclipse.gmf.runtime.common.core.service. IProvider
addProviderChangeListener, provides, removeProviderChangeListener
 

Constructor Detail

DragDropListenerService

protected DragDropListenerService()
The DragDropListenerService constructor

Method Detail

getInstance

public static 
DragDropListenerService getInstance()
Gets the instance of DragDropListenerService

Returns:
Returns the instance variable

newProviderDescriptor

protected 
Service.ProviderDescriptor newProviderDescriptor(
IConfigurationElement element)
Description copied from class: Service
Creates a new provider descriptor for the specified configuration element.

Overrides:
newProviderDescriptor in class Service
Parameters:
element - The configuration element from which to create the descriptor.
Returns:
A new provider descriptor.

getAllTransferIds

public java.lang.String[] getAllTransferIds(java.lang.String partId,
                                            java.lang.String operationType)
Utility to get all the registered transfer ids against a part id for an operation type

Parameters:
partId - the part id
operationType - the type of operation (drag or drop)
Returns:
array of transfer ids

getDragSourceListeners

public 
IDragSourceListener[] getDragSourceListeners(
IDragListenerContext context)
Description copied from interface: IDragDropListenerProvider
Returns an array of IDragSourceListener for the given IDragDropListenerContext

Specified by:
getDragSourceListeners in interface IDragDropListenerProvider
Parameters:
context - The context for the provider
Returns:
Returns an array of IDragSourceListener

getDropTargetListeners

public 
IDropTargetListener[] getDropTargetListeners(
IDropListenerContext context)
Description copied from interface: IDragDropListenerProvider
Returns an array of IDropTargetListener for the given IDragDropListenerContext

Specified by:
getDropTargetListeners in interface IDragDropListenerProvider
Parameters:
context - The context for the provider
Returns:
Returns an array of IDropTargetListener

Runtime

Guidelines for using Eclipse APIs.

Copyright (c) IBM Corp., Borland Software Corp., and others 2005,2006. All rights reserved.


 
 
  Published under the terms of the Eclipse Public License Version 1.0 ("EPL") Design by Interspire