TableColumnItemProvider.java

/*******************************************************************************
 * Copyright (c) 2007 Borland Software Corporation and others.
 * 
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 *     Borland Software Corporation - initial API and implementation
 *******************************************************************************/
package rdb.provider;


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

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.IEditingDomainItemProvider;
import org.eclipse.emf.edit.provider.IItemLabelProvider;
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.ViewerNotification;

import rdb.RdbPackage;
import rdb.TableColumn;
import rdb.datatypes.DatatypesFactory;

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

    /**
	 * This returns the property descriptors for the adapted class.
	 * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
	 * @generated
	 */
    @Override
	public List getPropertyDescriptors(Object object) {
		if (itemPropertyDescriptors == null) {
			super.getPropertyDescriptors(object);

			addDomainPropertyDescriptor(object);
			addIsPrimaryKeyPropertyDescriptor(object);
			addIsForeignKeyPropertyDescriptor(object);
		}
		return itemPropertyDescriptors;
	}

    /**
	 * This adds a property descriptor for the Domain feature.
	 * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
	 * @generated
	 */
    protected void addDomainPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_TableColumn_domain_feature"), //$NON-NLS-1$
				 getString("_UI_PropertyDescriptor_description", "_UI_TableColumn_domain_feature", "_UI_TableColumn_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
				 RdbPackage.Literals.TABLE_COLUMN__DOMAIN,
				 true,
				 false,
				 false,
				 null,
				 null,
				 null));
	}

    /**
	 * This adds a property descriptor for the Is Primary Key feature.
	 * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
	 * @generated
	 */
    protected void addIsPrimaryKeyPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_TableColumn_isPrimaryKey_feature"), //$NON-NLS-1$
				 getString("_UI_PropertyDescriptor_description", "_UI_TableColumn_isPrimaryKey_feature", "_UI_TableColumn_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
				 RdbPackage.Literals.TABLE_COLUMN__IS_PRIMARY_KEY,
				 true,
				 false,
				 false,
				 ItemPropertyDescriptor.GENERIC_VALUE_IMAGE,
				 null,
				 null));
	}

    /**
	 * This adds a property descriptor for the Is Foreign Key feature.
	 * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
	 * @generated
	 */
    protected void addIsForeignKeyPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_TableColumn_isForeignKey_feature"), //$NON-NLS-1$
				 getString("_UI_PropertyDescriptor_description", "_UI_TableColumn_isForeignKey_feature", "_UI_TableColumn_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
				 RdbPackage.Literals.TABLE_COLUMN__IS_FOREIGN_KEY,
				 true,
				 false,
				 false,
				 ItemPropertyDescriptor.GENERIC_VALUE_IMAGE,
				 null,
				 null));
	}

    /**
	 * This specifies how to implement {@link #getChildren} and is used to deduce an appropriate feature for an
	 * {@link org.eclipse.emf.edit.command.AddCommand}, {@link org.eclipse.emf.edit.command.RemoveCommand} or
	 * {@link org.eclipse.emf.edit.command.MoveCommand} in {@link #createCommand}.
	 * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
	 * @generated
	 */
    @Override
	public Collection getChildrenFeatures(Object object) {
		if (childrenFeatures == null) {
			super.getChildrenFeatures(object);
			childrenFeatures.add(RdbPackage.Literals.TABLE_COLUMN__TYPE);
		}
		return childrenFeatures;
	}

    /**
	 * This returns TableColumn.gif.
	 * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
	 * @generated
	 */
    @Override
	public Object getImage(Object object) {
		return overlayImage(object, getResourceLocator().getImage("full/obj16/TableColumn")); //$NON-NLS-1$
	}

    /**
	 * This returns the label text for the adapted class.
	 * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
	 * @generated
	 */
    @Override
	public String getText(Object object) {
		String label = ((TableColumn)object).getName();
		return label == null || label.length() == 0 ?
			getString("_UI_TableColumn_type") : //$NON-NLS-1$
			getString("_UI_TableColumn_type") + " " + label; //$NON-NLS-1$ //$NON-NLS-2$
	}

    /**
	 * 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(TableColumn.class)) {
			case RdbPackage.TABLE_COLUMN__IS_PRIMARY_KEY:
			case RdbPackage.TABLE_COLUMN__IS_FOREIGN_KEY:
				fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false, true));
				return;
			case RdbPackage.TABLE_COLUMN__TYPE:
				fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), true, false));
				return;
		}
		super.notifyChanged(notification);
	}

    /**
	 * This adds to the collection of {@link org.eclipse.emf.edit.command.CommandParameter}s
	 * describing all of the children that can be created under this object.
	 * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
	 * @generated
	 */
    @Override
	protected void collectNewChildDescriptors(Collection newChildDescriptors, Object object) {
		super.collectNewChildDescriptors(newChildDescriptors, object);

		newChildDescriptors.add
			(createChildParameter
				(RdbPackage.Literals.TABLE_COLUMN__TYPE,
				 DatatypesFactory.eINSTANCE.createDomain()));

		newChildDescriptors.add
			(createChildParameter
				(RdbPackage.Literals.TABLE_COLUMN__TYPE,
				 DatatypesFactory.eINSTANCE.createPrimitiveDataType()));
	}

    /**
	 * Return the resource locator for this item provider's resources.
	 * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
	 * @generated
	 */
    @Override
	public ResourceLocator getResourceLocator() {
		return RdbEditPlugin.INSTANCE;
	}

}