Runtime

org.eclipse.gmf.runtime.common.ui.services.action.contributionitem
Class ContributionItemService.ProviderDescriptor

java.lang.Object
  extended by org.eclipse.gmf.runtime.common.core.service.AbstractProvider
      extended by org.eclipse.gmf.runtime.common.core.service.Service.ProviderDescriptor
          extended by org.eclipse.gmf.runtime.common.ui.services.util.ActivityFilterProviderDescriptor
              extended by org.eclipse.gmf.runtime.common.ui.services.action.contributionitem.ContributionItemService.ProviderDescriptor
All Implemented Interfaces:
java.util.EventListener, IProvider, IProviderChangeListener
Enclosing class:
ContributionItemService

protected static class ContributionItemService.ProviderDescriptor
extends ActivityFilterProviderDescriptor

A descriptor for IContributionItemProvider defined by a configuration element.


Field Summary
 
Fields inherited from class org.eclipse.gmf.runtime.common.core.service.Service.ProviderDescriptor
A_CLASS, A_PLUGIN, E_POLICY, policy, policyInitialized, provider
 
Constructor Summary
ContributionItemService.ProviderDescriptor(IConfigurationElement element)
          Constructs a IContributionItemProvider descriptor for the specified configuration element.
 
Method Summary
 IProvider getProvider()
          Retrieves the provider for which this object is a descriptor.
 boolean provides(IOperation operation)
          Returns false if and only if any matching activites are disabled.
 
Methods inherited from class org.eclipse.gmf.runtime.common.core.service.Service.ProviderDescriptor
getElement, getPolicy, providerChanged, toString
 
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, wait, wait, wait
 
Methods inherited from interface org.eclipse.gmf.runtime.common.core.service.IProvider
addProviderChangeListener, removeProviderChangeListener
 

Constructor Detail

ContributionItemService.ProviderDescriptor

public ContributionItemService.ProviderDescriptor(IConfigurationElement element)
Constructs a IContributionItemProvider descriptor for the specified configuration element.

Parameters:
element - The configuration element describing the provider.
Method Detail

provides

public boolean provides(IOperation operation)
Description copied from class: ActivityFilterProviderDescriptor
Returns false if and only if any matching activites are disabled.

Specified by:
provides in interface IProvider
Overrides:
provides in class ActivityFilterProviderDescriptor
Parameters:
operation - The operation in question.
Returns:
true if this descriptor's policy or provider provides the operation; false otherwise.

getProvider

public IProvider getProvider()
Description copied from class: Service.ProviderDescriptor
Retrieves the provider for which this object is a descriptor. Lazy-initializes the value by instantiating the class described by this provider descriptor's configuration element.

Overrides:
getProvider in class Service.ProviderDescriptor
Returns:
The provider for which this object is a descriptor.

Runtime

Guidelines for using Eclipse APIs.

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