/*******************************************************************************
* Copyright (c) 2008, 2011 Obeo.
* 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:
* Obeo - initial API and implementation
*******************************************************************************/
package org.eclipse.emf.eef.runtime.tests.ui.properties.section;
import java.util.List;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.edit.domain.EditingDomain;
import org.eclipse.emf.edit.domain.IEditingDomainProvider;
import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
import org.eclipse.emf.eef.runtime.api.adapters.SemanticAdapter;
import org.eclipse.emf.eef.runtime.api.component.IPropertiesEditionComponent;
import org.eclipse.emf.eef.runtime.api.notify.IPropertiesEditionEvent;
import org.eclipse.emf.eef.runtime.api.notify.IPropertiesEditionListener;
import org.eclipse.emf.eef.runtime.context.impl.DomainPropertiesEditionContext;
import org.eclipse.emf.eef.runtime.providers.PropertiesEditingProvider;
import org.eclipse.emf.eef.runtime.ui.viewers.PropertiesEditionContentProvider;
import org.eclipse.emf.eef.runtime.ui.viewers.PropertiesEditionMessageManager;
import org.eclipse.emf.eef.runtime.ui.viewers.PropertiesEditionViewer;
import org.eclipse.jface.dialogs.IMessageProvider;
import org.eclipse.jface.viewers.IFilter;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.forms.widgets.Form;
import org.eclipse.ui.views.properties.tabbed.AbstractPropertySection;
import org.eclipse.ui.views.properties.tabbed.ITabbedPropertySheetPageContributor;
import org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage;
/**
* @author <a href="mailto:goulwen.lefur@obeo.fr">Goulwen Le Fur</a>
*/
public class EEFReflectiveEditionSection extends AbstractPropertySection implements IFilter, IPropertiesEditionListener {
/**
* the property sheet page for this section.
*/
// private TabbedPropertySheetPage propertySheetPage;
/**
* the section's parent
*/
protected Composite parent;
/**
* The section's viewer
*/
protected PropertiesEditionViewer viewer;
/**
* The editingDomain where the viewer must perform editing commands.
*/
private EditingDomain editingDomain;
/**
* The current selected object or the first object in the selection when multiple objects are selected.
*/
protected EObject eObject;
/**
* The list of current selected objects.
*/
protected List eObjectList;
/**
* The form containing the viewer
*/
private Form scrolledForm;
/**
* Manager for error message
*/
private PropertiesEditionMessageManager messageManager;
/**
* global register edition provider
*/
private AdapterFactory adapterFactory;
private IPropertiesEditionComponent propertiesEditionComponent;
/**
* @return the associated ProviderEditionProvider
*/
public PropertiesEditingProvider getProvider(EObject eObject) {
return (PropertiesEditingProvider) getAdapterFactory().adapt(eObject, PropertiesEditingProvider.class);
}
/**
*
*/
private AdapterFactory getAdapterFactory() {
if (adapterFactory == null)
adapterFactory = new ComposedAdapterFactory(ComposedAdapterFactory.Descriptor.Registry.INSTANCE);
return adapterFactory;
}
/**
* @see org.eclipse.ui.views.properties.tabbed.ISection#createControls(org.eclipse.swt.widgets.Composite,
* org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage)
*/
public void createControls(Composite parent, TabbedPropertySheetPage aTabbedPropertySheetPage) {
super.createControls(parent, aTabbedPropertySheetPage);
// this.propertySheetPage = aTabbedPropertySheetPage;
this.parent = parent;
scrolledForm = getWidgetFactory().createForm(parent);
scrolledForm.getBody().setLayout(new GridLayout());
scrolledForm.getBody().setLayoutData(new GridData(GridData.FILL_BOTH));
Composite container = getWidgetFactory().createComposite(scrolledForm.getBody());
GridLayout containerLayout = new GridLayout();
container.setLayout(containerLayout);
container.setLayoutData(new GridData(GridData.FILL_BOTH));
getWidgetFactory().decorateFormHeading(scrolledForm);
viewer = new PropertiesEditionViewer(container, null, SWT.NONE, 1);
viewer.setToolkit(getWidgetFactory());
viewer.setDynamicTabHeader(true);
getWidgetFactory().decorateFormHeading(scrolledForm);
messageManager = new PropertiesEditionMessageManager() {
@Override
protected void updateStatus(String message) {
if (message != null)
scrolledForm.setMessage(message, IMessageProvider.ERROR);
else
scrolledForm.setMessage(""); //$NON-NLS-1$
}
};
}
/**
* @see org.eclipse.ui.views.properties.tabbed.ISection#setInput(org.eclipse.ui.IWorkbenchPart,
* org.eclipse.jface.viewers.ISelection)
*/
public void setInput(IWorkbenchPart part, ISelection selection) {
super.setInput(part, selection);
initializeEditingDomain(part);
PropertiesEditionContentProvider propertiesEditionContentProvider = new PropertiesEditionContentProvider(getAdapterFactory(), IPropertiesEditionComponent.LIVE_MODE, editingDomain);
viewer.setContentProvider(propertiesEditionContentProvider);
if (!(selection instanceof IStructuredSelection)) {
return;
}
if (resolveSemanticObject(((IStructuredSelection)selection).getFirstElement()) != null) {
EObject newEObject = resolveSemanticObject(((IStructuredSelection)selection).getFirstElement());
if (newEObject != eObject) {
eObject = newEObject;
if (eObject != null) {
disposeComponent();
viewer.setInput(new DomainPropertiesEditionContext(null, null, editingDomain, adapterFactory, eObject));
}
}
}
eObjectList = ((IStructuredSelection)selection).toList();
}
private void disposeComponent() {
if (propertiesEditionComponent != null) {
propertiesEditionComponent.dispose();
}
}
private void initializeEditingDomain(IWorkbenchPart part) {
if (part instanceof ITabbedPropertySheetPageContributor) {
ITabbedPropertySheetPageContributor editor = (ITabbedPropertySheetPageContributor)part;
if (editor instanceof IEditorPart) {
if (editor instanceof IEditingDomainProvider)
editingDomain = ((IEditingDomainProvider)editor).getEditingDomain();
else if ((((IEditorPart)editor).getAdapter(IEditingDomainProvider.class)) != null)
editingDomain = ((IEditingDomainProvider)((IEditorPart)editor)
.getAdapter(IEditingDomainProvider.class)).getEditingDomain();
else if ((((IEditorPart)editor).getAdapter(EditingDomain.class)) != null)
editingDomain = (EditingDomain)((IEditorPart)editor).getAdapter(EditingDomain.class);
}
}
}
/**
* {@inheritDoc}
*
* @see org.eclipse.ui.views.properties.tabbed.AbstractPropertySection#dispose()
*/
public void dispose() {
super.dispose();
disposeComponent();
}
/**
* @param object
* @return
*/
private EObject resolveSemanticObject(Object object) {
if (object instanceof EObject) {
return (EObject)object;
} else if (object instanceof IAdaptable) {
IAdaptable adaptable = (IAdaptable)object;
if (adaptable.getAdapter(SemanticAdapter.class) != null) {
SemanticAdapter semanticAdapter = (SemanticAdapter)adaptable
.getAdapter(SemanticAdapter.class);
return semanticAdapter.getEObject();
} else if (adaptable.getAdapter(EObject.class) != null) {
return (EObject)adaptable.getAdapter(EObject.class);
}
}
return null;
}
/**
* {@inheritDoc}
*
* @see org.eclipse.jface.viewers.IFilter#select(java.lang.Object)
*/
public boolean select(Object toTest) {
EObject eObj = resolveSemanticObject(toTest);
if (eObj != null) {
return getProvider(eObj) != null;
}
return false;
}
public void firePropertiesChanged(IPropertiesEditionEvent event) {
handleChange(event);
}
private void handleChange(IPropertiesEditionEvent event) {
// do not handle changes if you are in initialization.
// if (viewer.isInitializing())
// return;
messageManager.processMessage(event);
}
}