/**
* Copyright (c) 2011 committers of YAKINDU 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:
* committers of YAKINDU - initial API and implementation
*
*/
package org.yakindu.sct.ui.editor.propertysheets;
import java.util.List;
import org.eclipse.core.databinding.UpdateValueStrategy;
import org.eclipse.core.databinding.observable.value.IObservableValue;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.emf.databinding.EMFDataBindingContext;
import org.eclipse.emf.databinding.IEMFValueProperty;
import org.eclipse.emf.databinding.edit.EMFEditProperties;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.transaction.util.TransactionUtil;
import org.eclipse.jface.databinding.swt.ISWTObservableValue;
import org.eclipse.jface.databinding.swt.WidgetProperties;
import org.eclipse.jface.databinding.viewers.IViewerObservableValue;
import org.eclipse.jface.databinding.viewers.ViewersObservables;
import org.eclipse.jface.layout.GridDataFactory;
import org.eclipse.jface.viewers.ArrayContentProvider;
import org.eclipse.jface.viewers.ComboViewer;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.StyledText;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Layout;
import org.eclipse.swt.widgets.Text;
import org.yakindu.base.base.BasePackage;
import org.yakindu.sct.domain.extension.DomainRegistry;
import org.yakindu.sct.domain.extension.IDomain;
import org.yakindu.sct.model.sgraph.SGraphPackage;
import org.yakindu.sct.model.sgraph.Statechart;
import org.yakindu.sct.ui.editor.propertysheets.OrderElementControl.ISourceObjectCallback;
import org.yakindu.sct.ui.editor.utils.HelpContextIds;
import com.google.inject.Injector;
/**
*
* @author andreas muelder - Initial contribution and API
*
*/
public class StatechartPropertySection extends AbstractTwoColumnEditorPropertySection implements ISourceObjectCallback {
private Control textControl;
private Text txtName;
protected OrderElementControl orderElementControl;
private ComboViewer domainCombo;
@Override
protected Layout createLeftColumnLayout() {
return new GridLayout(2, false);
}
@Override
protected void createLeftColumnControls(Composite leftColumn) {
createNameControl(leftColumn);
createDomainCombo(leftColumn);
createSpecificationControl(leftColumn);
}
protected void createDomainCombo(Composite leftColumn) {
Label label = getToolkit().createLabel(leftColumn, "Statechart domain");
GridDataFactory.fillDefaults().span(2, 1).align(SWT.FILL, SWT.CENTER).applyTo(label);
domainCombo = new ComboViewer(leftColumn);
GridDataFactory.fillDefaults().span(1, 1).align(SWT.FILL, SWT.CENTER).applyTo(domainCombo.getCombo());
Label spacer = getToolkit().createLabel(leftColumn, "");
GridDataFactory.fillDefaults().applyTo(spacer);
domainCombo.setContentProvider(new ArrayContentProvider());
domainCombo.setLabelProvider(new LabelProvider() {
@Override
public String getText(Object element) {
return ((IDomain) element).getName();
}
});
List<IDomain> domains = DomainRegistry.getDomains();
for (IDomain domainDescriptor : domains) {
domainCombo.add(domainDescriptor);
}
if (domains.size() <= 1) {
domainCombo.getControl().setEnabled(false);
}
}
@Override
protected void createRightColumnControls(Composite rightColumn) {
createDocumentationControl(rightColumn);
createRegionsControl(rightColumn);
}
protected void createNameControl(Composite parent) {
Label lblName = getToolkit().createLabel(parent, "Statechart Name: ");
txtName = getToolkit().createText(parent, "");
GridDataFactory.fillDefaults().span(2, 1).applyTo(lblName);
new Label(parent, SWT.NONE);
GridDataFactory.fillDefaults().grab(true, false).applyTo(txtName);
}
protected void createRegionsControl(Composite rightColumn) {
Label label = getToolkit().createLabel(rightColumn, "Region Priority:");
GridDataFactory.fillDefaults().applyTo(label);
orderElementControl = new OrderElementControl(rightColumn, SGraphPackage.Literals.COMPOSITE_ELEMENT__REGIONS,
this, "Statechart contains no regions");
GridDataFactory.fillDefaults().span(2, 0).grab(true, false).applyTo(orderElementControl);
}
protected void createSpecificationControl(final Composite parent) {
Label lblDocumentation = getToolkit().createLabel(parent, "Statechart Behavior: ");
Injector injector = getInjector(Statechart.class.getName());
if (injector != null) {
textControl = new StyledText(parent, SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.WRAP);
((StyledText) textControl).setAlwaysShowScrollBars(false);
enableXtext(textControl, injector);
createHelpWidget(parent, textControl, HelpContextIds.SC_PROPERTIES_STATECHART_EXPRESSION);
} else {
textControl = getToolkit().createText(parent, "", SWT.MULTI);
}
GridDataFactory.fillDefaults().span(2, 1).applyTo(lblDocumentation);
GridDataFactory.fillDefaults().grab(true, true).hint(parent.getSize()).applyTo(textControl);
}
@Override
public void bindModel(EMFDataBindingContext context) {
bindNameControl(context);
bindDomainCombo(context);
bindSpecificationControl(context);
bindDocumentationControl(context);
orderElementControl.refreshInput();
}
protected void bindDomainCombo(EMFDataBindingContext context) {
IEMFValueProperty property = EMFEditProperties.value(TransactionUtil.getEditingDomain(eObject),
BasePackage.Literals.DOMAIN_ELEMENT__DOMAIN_ID);
IViewerObservableValue observeSingleSelection = ViewersObservables.observeSingleSelection(domainCombo);
UpdateValueStrategy modelToTarget = new UpdateValueStrategy() {
@Override
public Object convert(Object value) {
return ((IDomain) value).getDomainID();
}
};
UpdateValueStrategy targetToModel = new UpdateValueStrategy() {
@Override
public Object convert(Object value) {
return DomainRegistry.getDomain((String) value);
}
};
context.bindValue(observeSingleSelection, property.observe(eObject), modelToTarget, targetToModel);
}
protected void bindDocumentationControl(EMFDataBindingContext context) {
IEMFValueProperty property = EMFEditProperties.value(TransactionUtil.getEditingDomain(eObject),
BasePackage.Literals.DOCUMENTED_ELEMENT__DOCUMENTATION);
ISWTObservableValue observe = WidgetProperties.text(new int[]{SWT.FocusOut, SWT.DefaultSelection})
.observe(documentation);
context.bindValue(observe, property.observe(eObject));
}
protected void bindSpecificationControl(EMFDataBindingContext context) {
IEMFValueProperty modelProperty = EMFEditProperties.value(TransactionUtil.getEditingDomain(eObject),
SGraphPackage.Literals.SPECIFICATION_ELEMENT__SPECIFICATION);
ISWTObservableValue uiProperty = WidgetProperties.text(SWT.FocusOut).observe(textControl);
context.bindValue(uiProperty, modelProperty.observe(eObject), null, new UpdateValueStrategy() {
@Override
protected IStatus doSet(IObservableValue observableValue, Object value) {
if (getCompletionProposalAdapter() != null && !getCompletionProposalAdapter().isProposalPopupOpen())
return super.doSet(observableValue, value);
return Status.OK_STATUS;
}
});
}
protected void bindNameControl(EMFDataBindingContext context) {
IEMFValueProperty property = EMFEditProperties.value(TransactionUtil.getEditingDomain(eObject),
BasePackage.Literals.NAMED_ELEMENT__NAME);
ISWTObservableValue observe = WidgetProperties.text(new int[]{SWT.FocusOut, SWT.DefaultSelection})
.observe(txtName);
context.bindValue(observe, property.observe(eObject));
}
@Override
public EObject getEObject() {
return super.getEObject();
}
@Override
public void dispose() {
if (orderElementControl != null) {
orderElementControl.dispose();
}
super.dispose();
}
}