Package org.locationtech.udig.project.internal.provider

Source Code of org.locationtech.udig.project.internal.provider.FolderItemProvider

/**
* uDig - User Friendly Desktop Internet GIS client
* http://udig.refractions.net
* (C) 2004-2012, Refractions Research Inc.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* (http://www.eclipse.org/legal/epl-v10.html), and the Refractions BSD
* License v1.0 (http://udig.refractions.net/files/bsd3-v10.html).
*
*/
package org.locationtech.udig.project.internal.provider;

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

import org.locationtech.udig.project.internal.Folder;
import org.locationtech.udig.project.internal.ProjectPackage;
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.ecore.EStructuralFeature;
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.ItemProviderAdapter;
import org.eclipse.emf.edit.provider.ViewerNotification;

/**
* This is the item provider adapter for a {@link org.locationtech.udig.project.internal.Folder} object.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public class FolderItemProvider 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 FolderItemProvider(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);

            addNamePropertyDescriptor(object);
            addShownPropertyDescriptor(object);
            addIconPropertyDescriptor(object);
        }
        return itemPropertyDescriptors;
    }

    /**
     * This adds a property descriptor for the Name feature.
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    protected void addNamePropertyDescriptor(Object object) {
        itemPropertyDescriptors
                .add(createItemPropertyDescriptor(
                        ((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(),
                        getResourceLocator(),
                        getString("_UI_LegendItem_name_feature"), //$NON-NLS-1$
                        getString(
                                "_UI_PropertyDescriptor_description", "_UI_LegendItem_name_feature", "_UI_LegendItem_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
                        ProjectPackage.Literals.LEGEND_ITEM__NAME, true, false, false,
                        ItemPropertyDescriptor.GENERIC_VALUE_IMAGE, null, null));
    }

    /**
     * This adds a property descriptor for the Shown feature.
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    protected void addShownPropertyDescriptor(Object object) {
        itemPropertyDescriptors
                .add(createItemPropertyDescriptor(
                        ((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(),
                        getResourceLocator(),
                        getString("_UI_LegendItem_shown_feature"), //$NON-NLS-1$
                        getString(
                                "_UI_PropertyDescriptor_description", "_UI_LegendItem_shown_feature", "_UI_LegendItem_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
                        ProjectPackage.Literals.LEGEND_ITEM__SHOWN, true, false, false,
                        ItemPropertyDescriptor.BOOLEAN_VALUE_IMAGE, null, null));
    }

    /**
     * This adds a property descriptor for the Icon feature.
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    protected void addIconPropertyDescriptor(Object object) {
        itemPropertyDescriptors
                .add(createItemPropertyDescriptor(
                        ((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(),
                        getResourceLocator(),
                        getString("_UI_LegendItem_icon_feature"), //$NON-NLS-1$
                        getString(
                                "_UI_PropertyDescriptor_description", "_UI_LegendItem_icon_feature", "_UI_LegendItem_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
                        ProjectPackage.Literals.LEGEND_ITEM__ICON, 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<? extends EStructuralFeature> getChildrenFeatures(Object object) {
        if (childrenFeatures == null) {
            super.getChildrenFeatures(object);
            childrenFeatures.add(ProjectPackage.Literals.FOLDER__ITEMS);
        }
        return childrenFeatures;
    }

    /**
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    @Override
    protected EStructuralFeature getChildFeature(Object object, Object child) {
        // Check the type of the specified child object and return the proper feature to use for
        // adding (see {@link AddCommand}) it as a child.

        return super.getChildFeature(object, child);
    }

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

    /**
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    @Override
    protected boolean shouldComposeCreationImage() {
        return true;
    }

    /**
     * This returns the label text for the adapted class. <!-- begin-user-doc --> <!-- end-user-doc
     * -->
     *
     * @generated
     */
    @Override
    public String getText(Object object) {
        String label = ((Folder) object).getName();
        return label == null || label.length() == 0 ? getString("_UI_Folder_type") : //$NON-NLS-1$
                getString("_UI_Folder_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(Folder.class)) {
        case ProjectPackage.FOLDER__NAME:
        case ProjectPackage.FOLDER__SHOWN:
        case ProjectPackage.FOLDER__ICON:
            fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(),
                    false, true));
            return;
        case ProjectPackage.FOLDER__ITEMS:
            fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(),
                    true, false));
            return;
        }
        super.notifyChanged(notification);
    }

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

}
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