TransformItemProvider.java

/**
 * <copyright>
 * </copyright>
 *
 * $Id$
 */
package org.eclipse.buckminster.rmap.provider;

import java.util.Collection;
import java.util.List;

import java.util.regex.Pattern;

import org.eclipse.buckminster.rmap.RmapPackage;
import org.eclipse.buckminster.rmap.Transform;

import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.common.notify.Notification;

import org.eclipse.emf.common.util.ResourceLocator;

import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
import org.eclipse.emf.edit.provider.IChildCreationExtender;
import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
import org.eclipse.emf.edit.provider.IItemLabelProvider;
import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
import org.eclipse.emf.edit.provider.IItemPropertySource;
import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
import org.eclipse.emf.edit.provider.ItemProviderAdapter;
import org.eclipse.emf.edit.provider.ViewerNotification;

/**
 * This is the item provider adapter for a
 * {@link org.eclipse.buckminster.rmap.Transform} object. <!-- begin-user-doc
 * --> <!-- end-user-doc -->
 * 
 * @generated
 */
public class TransformItemProvider extends ItemProviderAdapter implements IEditingDomainItemProvider, IStructuredItemContentProvider,
		ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
	/**
	 * This constructs an instance from a factory and a notifier. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public TransformItemProvider(AdapterFactory adapterFactory) {
		super(adapterFactory);
	}

	/**
	 * This returns the property descriptors for the adapted class. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */

	@Override
	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
		if (itemPropertyDescriptors == null) {
			super.getPropertyDescriptors(object);

			addFromPatternPropertyDescriptor(object);
			addFromReplacementPropertyDescriptor(object);
			addToPatternPropertyDescriptor(object);
			addToReplacementPropertyDescriptor(object);
		}
		return itemPropertyDescriptors;
	}

	/**
	 * Return the resource locator for this item provider's resources. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */

	@Override
	public ResourceLocator getResourceLocator() {
		return ((IChildCreationExtender) adapterFactory).getResourceLocator();
	}

	/**
	 * This returns the label text for the adapted class. <!-- begin-user-doc
	 * --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */

	@Override
	public String getText(Object object) {
		Pattern labelValue = ((Transform) object).getFromPattern();
		String label = labelValue == null ? null : labelValue.toString();
		return label == null || label.length() == 0 ? getString("_UI_Transform_type") : getString("_UI_Transform_type") + " " + label;
	}

	/**
	 * This handles model notifications by calling {@link #updateChildren} to
	 * update any cached children and by creating a viewer notification, which
	 * it passes to {@link #fireNotifyChanged}. <!-- begin-user-doc --> <!--
	 * end-user-doc -->
	 * 
	 * @generated
	 */

	@Override
	public void notifyChanged(Notification notification) {
		updateChildren(notification);

		switch (notification.getFeatureID(Transform.class)) {
			case RmapPackage.TRANSFORM__FROM_PATTERN:
			case RmapPackage.TRANSFORM__FROM_REPLACEMENT:
			case RmapPackage.TRANSFORM__TO_PATTERN:
			case RmapPackage.TRANSFORM__TO_REPLACEMENT:
				fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false, true));
				return;
		}
		super.notifyChanged(notification);
	}

	/**
	 * This adds a property descriptor for the From Pattern feature. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	protected void addFromPatternPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add(createItemPropertyDescriptor(((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(),
				getResourceLocator(), getString("_UI_Transform_fromPattern_feature"),
				getString("_UI_PropertyDescriptor_description", "_UI_Transform_fromPattern_feature", "_UI_Transform_type"),
				RmapPackage.Literals.TRANSFORM__FROM_PATTERN, true, false, false, ItemPropertyDescriptor.GENERIC_VALUE_IMAGE, null, null));
	}

	/**
	 * This adds a property descriptor for the From Replacement feature. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	protected void addFromReplacementPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add(createItemPropertyDescriptor(((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(),
				getResourceLocator(), getString("_UI_Transform_fromReplacement_feature"),
				getString("_UI_PropertyDescriptor_description", "_UI_Transform_fromReplacement_feature", "_UI_Transform_type"),
				RmapPackage.Literals.TRANSFORM__FROM_REPLACEMENT, true, false, false, ItemPropertyDescriptor.GENERIC_VALUE_IMAGE, null, null));
	}

	/**
	 * This adds a property descriptor for the To Pattern feature. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	protected void addToPatternPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add(createItemPropertyDescriptor(((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(),
				getResourceLocator(), getString("_UI_Transform_toPattern_feature"),
				getString("_UI_PropertyDescriptor_description", "_UI_Transform_toPattern_feature", "_UI_Transform_type"),
				RmapPackage.Literals.TRANSFORM__TO_PATTERN, true, false, false, ItemPropertyDescriptor.GENERIC_VALUE_IMAGE, null, null));
	}

	/**
	 * This adds a property descriptor for the To Replacement feature. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	protected void addToReplacementPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add(createItemPropertyDescriptor(((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(),
				getResourceLocator(), getString("_UI_Transform_toReplacement_feature"),
				getString("_UI_PropertyDescriptor_description", "_UI_Transform_toReplacement_feature", "_UI_Transform_type"),
				RmapPackage.Literals.TRANSFORM__TO_REPLACEMENT, true, false, false, ItemPropertyDescriptor.GENERIC_VALUE_IMAGE, null, null));
	}

	/**
	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s
	 * describing the children that can be created under this object. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */

	@Override
	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
		super.collectNewChildDescriptors(newChildDescriptors, object);
	}

}