org.eclipse.bpmn2.edit/src/org/eclipse/bpmn2/di/provider/BPMNLabelItemProvider.java

/**
 * <copyright>
 * 
 * Copyright (c) 2010 SAP AG.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 * 
 * Contributors:
 *    Reiner Hille-Doering (SAP AG) - initial API and implementation and/or initial documentation
 * 
 * </copyright>
 *
 */
package org.eclipse.bpmn2.di.provider;

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

import org.eclipse.bpmn2.di.BPMNLabel;
import org.eclipse.bpmn2.di.BpmnDiPackage;
import org.eclipse.bpmn2.provider.Bpmn2EditPlugin;
import org.eclipse.dd.di.provider.LabelItemProvider;
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.IItemPropertyDescriptor;
import org.eclipse.emf.edit.provider.IItemPropertySource;
import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
import org.eclipse.emf.edit.provider.ITreeItemContentProvider;

/**
 * This is the item provider adapter for a {@link org.eclipse.bpmn2.di.BPMNLabel} object.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public class BPMNLabelItemProvider extends LabelItemProvider implements IEditingDomainItemProvider,
        IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
        IItemPropertySource {
    /**
     * This constructs an instance from a factory and a notifier.
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    public BPMNLabelItemProvider(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);

            addLabelStylePropertyDescriptor(object);
        }
        return itemPropertyDescriptors;
    }

    /**
     * This adds a property descriptor for the Label Style feature.
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    protected void addLabelStylePropertyDescriptor(Object object) {
        itemPropertyDescriptors.add(createItemPropertyDescriptor(
                ((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(),
                getResourceLocator(),
                getString("_UI_BPMNLabel_labelStyle_feature"),
                getString("_UI_PropertyDescriptor_description", "_UI_BPMNLabel_labelStyle_feature",
                        "_UI_BPMNLabel_type"), BpmnDiPackage.Literals.BPMN_LABEL__LABEL_STYLE,
                true, false, true, null, null, null));
    }

    /**
     * This returns BPMNLabel.png.
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    @Override
    public Object getImage(Object object) {
        try {
            return overlayImage(object, getResourceLocator().getImage("full/obj16/BPMNLabel.png"));
        } catch (java.util.MissingResourceException e) {
            return overlayImage(object, getResourceLocator().getImage("full/obj16/BPMNLabel.gif"));
        }
    }

    /**
     * This returns the label text for the adapted class.
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    @Override
    public String getText(Object object) {
        String label = ((BPMNLabel) object).getId();
        return label == null || label.length() == 0 ? getString("_UI_BPMNLabel_type")
                : getString("_UI_BPMNLabel_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);
        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 Bpmn2EditPlugin.INSTANCE;
    }

}