/*******************************************************************************
* Copyright (c) 2006 Oracle Corporation.
* 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:
* Cameron Bateman/Oracle - initial API and implementation
*
********************************************************************************/
package org.eclipse.jst.jsf.context.symbol.internal.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.ui.provider.ExtendedImageRegistry;
import org.eclipse.jface.text.contentassist.ICompletionProposal;
import org.eclipse.jst.jsf.common.JSFCommonPlugin;
import org.eclipse.jst.jsf.context.symbol.IBeanInstanceSymbol;
import org.eclipse.jst.jsf.context.symbol.SymbolPackage;
import org.eclipse.jst.jsf.context.symbol.provider.IContentProposalProvider;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Display;
/**
* This is the item provider adapter for a {@link org.eclipse.jst.jsf.context.symbol.IBeanInstanceSymbol} object.
* <!-- begin-user-doc -->
* @extends IContentProposalProvider
* <!-- end-user-doc -->
* @generated
*/
public class IBeanInstanceSymbolItemProvider
extends IInstanceSymbolItemProvider
implements
IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource, IContentProposalProvider
{
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@SuppressWarnings("hiding")
public static final String copyright = "Copyright 2006 Oracle"; //$NON-NLS-1$
/**
* This constructs an instance from a factory and a notifier.
* <!-- begin-user-doc -->
* @param adapterFactory
* <!-- end-user-doc -->
* @generated
*/
public IBeanInstanceSymbolItemProvider(AdapterFactory adapterFactory) {
super(adapterFactory);
}
/**
* This returns the property descriptors for the adapted class.
* <!-- begin-user-doc -->
* @param object
* @return
* <!-- end-user-doc -->
* @generated
*/
public List getPropertyDescriptors(Object object) {
if (itemPropertyDescriptors == null) {
super.getPropertyDescriptors(object);
addPropertiesPropertyDescriptor(object);
addMethodsPropertyDescriptor(object);
}
return itemPropertyDescriptors;
}
/**
* This adds a property descriptor for the Properties feature.
* <!-- begin-user-doc -->
* @param object
* <!-- end-user-doc -->
* @generated
*/
protected void addPropertiesPropertyDescriptor(Object object) {
itemPropertyDescriptors.add
(createItemPropertyDescriptor
(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_IBeanInstanceSymbol_properties_feature"), //$NON-NLS-1$
getString("_UI_PropertyDescriptor_description", "_UI_IBeanInstanceSymbol_properties_feature", "_UI_IBeanInstanceSymbol_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
SymbolPackage.Literals.IBEAN_INSTANCE_SYMBOL__PROPERTIES,
false,
false,
false,
null,
null,
null));
}
/**
* This adds a property descriptor for the Methods feature.
* <!-- begin-user-doc -->
* @param object
* <!-- end-user-doc -->
* @generated
*/
protected void addMethodsPropertyDescriptor(Object object) {
itemPropertyDescriptors.add
(createItemPropertyDescriptor
(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_IBeanInstanceSymbol_methods_feature"), //$NON-NLS-1$
getString("_UI_PropertyDescriptor_description", "_UI_IBeanInstanceSymbol_methods_feature", "_UI_IBeanInstanceSymbol_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
SymbolPackage.Literals.IBEAN_INSTANCE_SYMBOL__METHODS,
false,
false,
false,
null,
null,
null));
}
/**
* This returns IBeanInstanceSymbol.gif.
* <!-- begin-user-doc -->
* @param object
* @return the image associated with object or null if not found
* <!-- end-user-doc -->
* @generated
*/
public Object getImage(Object object) {
return overlayImage(object, getResourceLocator().getImage("full/obj16/IBeanInstanceSymbol")); //$NON-NLS-1$
}
/**
* This returns the label text for the adapted class.
* <!-- begin-user-doc -->
* @param object
* @return the text label associated with object or null if not found
* <!-- end-user-doc -->
* @generated NOT
*/
public String getText(Object object) {
String label = ((IBeanInstanceSymbol)object).getName();
return label == null || label.length() == 0 ?
getString("_UI_IBeanInstanceSymbol_type") : //$NON-NLS-1$
label;
}
/**
* This handles model notifications by calling {@link #updateChildren(Notification)} to update any cached
* children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged(Notification)}.
* <!-- begin-user-doc -->
* @param notification
* <!-- end-user-doc -->
* @generated
*/
public void notifyChanged(Notification notification) {
updateChildren(notification);
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 -->
* @param newChildDescriptors
* @param object
* <!-- end-user-doc -->
* @generated
*/
protected void collectNewChildDescriptors(Collection newChildDescriptors, Object object) {
super.collectNewChildDescriptors(newChildDescriptors, object);
}
/**
* Return the resource locator for this item provider's resources.
* <!-- begin-user-doc -->
* @return the resource locator
* <!-- end-user-doc -->
* @generated
*/
public ResourceLocator getResourceLocator() {
return JSFCommonPlugin.INSTANCE;
}
/**
* @param target_
* @param proposalFactory
* @return a completion proposal for target at offset
*/
public ICompletionProposal[] getProposals(Object target_,
IProposalCreationFactory proposalFactory)
{
IBeanInstanceSymbol symbol = (IBeanInstanceSymbol) target_;
final String replacementText = symbol.getName();
final String displayText = getText(symbol);
final String additionalText = symbol.getDetailedDescription();
// for running headless, we need to avoid hitting the image registry
// because it accesses the Display object that won't exist
final Image displayImage = Display.getCurrent() != null ?
ExtendedImageRegistry.getInstance().getImage(getImage(symbol))
: null;
return new ICompletionProposal[]
{
proposalFactory.createProposal(replacementText,
displayText,
additionalText,
displayImage,
target_)
};
}
}