| package org.eclipse.stem.definitions.labels.provider; |
| |
| /******************************************************************************* |
| * Copyright (c) 2006 IBM 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| |
| import java.text.NumberFormat; |
| 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.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.ViewerNotification; |
| import org.eclipse.stem.core.graph.provider.LabelValueItemProvider; |
| import org.eclipse.stem.definitions.edges.provider.DefinitionsEditPlugin; |
| import org.eclipse.stem.definitions.labels.AreaLabelValue; |
| import org.eclipse.stem.definitions.labels.LabelsPackage; |
| |
| /** |
| * This is the item provider adapter for a |
| * {@link org.eclipse.stem.definitions.labels.AreaLabelValue} object. <!-- |
| * begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| public class AreaLabelValueItemProvider extends LabelValueItemProvider |
| implements IEditingDomainItemProvider, IStructuredItemContentProvider, |
| ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource { |
| |
| private static final int NUMBER_OF_FACTIONAL_DIGITS = 2; |
| private static NumberFormat formatter; |
| |
| /** |
| * This constructs an instance from a factory and a notifier. |
| * <!-- begin-user-doc --> |
| * |
| * @param adapterFactory |
| * |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| public AreaLabelValueItemProvider(AdapterFactory adapterFactory) { |
| super(adapterFactory); |
| } |
| |
| /* |
| * @return a number formatter |
| */ |
| static NumberFormat getFormatter() { |
| // Is there already a formatter? |
| if (formatter == null) { |
| // No |
| formatter = NumberFormat.getNumberInstance(); |
| formatter.setMaximumFractionDigits(NUMBER_OF_FACTIONAL_DIGITS); |
| formatter.setMinimumFractionDigits(NUMBER_OF_FACTIONAL_DIGITS); |
| } |
| return formatter; |
| } // getFormatter |
| |
| /** |
| * This returns the property descriptors for the adapted class. |
| * <!-- begin-user-doc --> |
| * |
| * @param object |
| * @return |
| * |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) { |
| if (itemPropertyDescriptors == null) { |
| super.getPropertyDescriptors(object); |
| |
| addAreaPropertyDescriptor(object); |
| addAverageExtentPropertyDescriptor(object); |
| } |
| return itemPropertyDescriptors; |
| } |
| |
| /** |
| * This adds a property descriptor for the Area feature. |
| * <!-- begin-user-doc |
| * --> <!-- end-user-doc --> |
| * @generated |
| */ |
| protected void addAreaPropertyDescriptor(Object object) { |
| itemPropertyDescriptors.add |
| (createItemPropertyDescriptor |
| (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(), |
| getResourceLocator(), |
| getString("_UI_AreaLabelValue_area_feature"), //$NON-NLS-1$ |
| getString("_UI_PropertyDescriptor_description", "_UI_AreaLabelValue_area_feature", "_UI_AreaLabelValue_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ |
| LabelsPackage.Literals.AREA_LABEL_VALUE__AREA, |
| true, |
| false, |
| false, |
| ItemPropertyDescriptor.REAL_VALUE_IMAGE, |
| null, |
| null)); |
| } |
| |
| /** |
| * This adds a property descriptor for the Average Extent feature. |
| * <!-- begin-user-doc --> |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| protected void addAverageExtentPropertyDescriptor(Object object) { |
| itemPropertyDescriptors.add |
| (createItemPropertyDescriptor |
| (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(), |
| getResourceLocator(), |
| getString("_UI_AreaLabelValue_averageExtent_feature"), //$NON-NLS-1$ |
| getString("_UI_PropertyDescriptor_description", "_UI_AreaLabelValue_averageExtent_feature", "_UI_AreaLabelValue_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ |
| LabelsPackage.Literals.AREA_LABEL_VALUE__AVERAGE_EXTENT, |
| true, |
| false, |
| false, |
| ItemPropertyDescriptor.REAL_VALUE_IMAGE, |
| null, |
| null)); |
| } |
| |
| /** |
| * This returns the label text for the adapted class. |
| * <!-- begin-user-doc --> |
| * |
| * @param object |
| * @return |
| * |
| * <!-- end-user-doc --> |
| * @generated NOT |
| */ |
| @Override |
| public String getText(Object object) { |
| final StringBuilder sb = new StringBuilder(getFormatter().format(((AreaLabelValue)object).getArea())); |
| sb.append(" km^2"); |
| return sb.toString(); |
| } // getText |
| |
| /** |
| * This returns the label text for the adapted class. |
| * <!-- begin-user-doc --> |
| * |
| * @param object |
| * @return |
| * |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| // @Override |
| public String getTextGen(Object object) { |
| AreaLabelValue areaLabelValue = (AreaLabelValue)object; |
| return getString("_UI_AreaLabelValue_type") + " " + areaLabelValue.getArea(); //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| |
| /** |
| * 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 --> |
| * |
| * @param notification |
| * |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public void notifyChanged(Notification notification) { |
| updateChildren(notification); |
| |
| switch (notification.getFeatureID(AreaLabelValue.class)) { |
| case LabelsPackage.AREA_LABEL_VALUE__AREA: |
| case LabelsPackage.AREA_LABEL_VALUE__AVERAGE_EXTENT: |
| fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false, true)); |
| return; |
| } |
| 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 --> |
| * |
| * @return |
| * |
| * <!-- end-user-doc --> |
| * @generated |
| */ |
| @Override |
| public ResourceLocator getResourceLocator() { |
| return DefinitionsEditPlugin.INSTANCE; |
| } |
| |
| } |