LinewrapConfigurationItemProvider.java example

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rmf-master
/*******************************************************************************
 * Copyright (c) 2011, 2014 Formal Mind GmbH and University of Dusseldorf.
 * 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:
 *     Michael Jastram - initial API and implementation
 ******************************************************************************/

package org.eclipse.rmf.reqif10.pror.presentation.linewrap.provider;


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

import org.agilemore.agilegrid.AgileGrid;
import org.agilemore.agilegrid.CellEditor;
import org.eclipse.emf.common.command.Command;
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.domain.EditingDomain;
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.rmf.reqif10.AttributeValue;
import org.eclipse.rmf.reqif10.DatatypeDefinition;
import org.eclipse.rmf.reqif10.DatatypeDefinitionSimple;
import org.eclipse.rmf.reqif10.DatatypeDefinitionString;
import org.eclipse.rmf.reqif10.SpecElementWithAttributes;
import org.eclipse.rmf.reqif10.common.util.ReqIF10Util;
import org.eclipse.rmf.reqif10.pror.configuration.provider.ProrPresentationConfigurationItemProvider;
import org.eclipse.rmf.reqif10.pror.editor.presentation.service.IProrCellRenderer;
import org.eclipse.rmf.reqif10.pror.editor.presentation.service.PresentationEditorInterface;
import org.eclipse.rmf.reqif10.pror.presentation.LinewrapEditPlugin;
import org.eclipse.rmf.reqif10.pror.presentation.linewrap.LinewrapConfiguration;
import org.eclipse.rmf.reqif10.pror.presentation.ui.LinewrapCellEditor;
import org.eclipse.rmf.reqif10.pror.presentation.ui.LinewrapCellRenderer;

/**
 * This is the item provider adapter for a {@link org.eclipse.rmf.reqif10.pror.presentation.linewrap.LinewrapConfiguration} object.
 * <!-- begin-user-doc -->
 * Modified to implement {@link PresentationEditorInterface}
 * <!-- end-user-doc -->
 * @generated NOT
 */
public class LinewrapConfigurationItemProvider
	extends ProrPresentationConfigurationItemProvider
	implements
		IEditingDomainItemProvider, IStructuredItemContentProvider, 
		ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource,
		PresentationEditorInterface {
	
	/**
	 * This constructs an instance from a factory and a notifier.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public LinewrapConfigurationItemProvider(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);

		}
		return itemPropertyDescriptors;
	}

	/**
	 * This returns LinewrapConfiguration.gif.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated NOT
	 */
	@Override
	public Object getImage(Object object) {
		return super.getImage(object);
	}

	/**
	 * This returns the label text for the adapted class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated NOT
	 */
	@Override
	public String getText(Object object) {
		LinewrapConfiguration config = (LinewrapConfiguration) object;
		if (config.getDatatype() == null) {
			return getString("_UI_LinewrapConfiguration_type_not_configured");
		} else if (!(config.getDatatype() instanceof DatatypeDefinitionSimple)) {
			return getString("_UI_LinewrapConfiguration_type_incorrect_type");
		} else {
			return getString("_UI_LinewrapConfiguration_type",
					new Object[] { config.getDatatype().getLongName() });
		}
	}

	/**
	 * 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);
		super.notifyChanged(notification);
	}

	/**
	 * 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);
	}

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

	private LinewrapCellRenderer linewrapCellRenderer;

	public IProrCellRenderer getCellRenderer(AttributeValue av) {
		if (linewrapCellRenderer == null) {
			linewrapCellRenderer = new LinewrapCellRenderer();
		}
		return linewrapCellRenderer;
	}

	public String getLabel(AttributeValue av) {
		Object value = ReqIF10Util.getTheValue(av);
		if (value == null) {
			return "";
		}
		String text = value.toString();
		if (text.indexOf("\n") != -1) {
			text = text.substring(0, text.indexOf("\n"));
		}
		if (text.length() > 15) {
			text = text.substring(0, 13) + "...";
		}
		return text;
	}

	public CellEditor getCellEditor(AgileGrid agileGrid,
			EditingDomain editingDomain, AttributeValue av,
			SpecElementWithAttributes parent, Object affectedObject) {
		return new LinewrapCellEditor(agileGrid, editingDomain, parent,
				affectedObject);
	}

	public boolean canEdit() {
		return true;
	}

	public Command handleDragAndDrop(Collection<?> source, Object target,
			EditingDomain editingDomain, int operation) {
		return null;
	}

	/**
	 * Use as default for Strings
	 */
	public Class<? extends DatatypeDefinition> suggestAsDefault() {
		return DatatypeDefinitionString.class;
	}
}