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/**
* Copyright (c) 2009 Bestsolution.at and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* Tom Schindl<tom.schindl@bestsolution.at> - Initial API and implementation
*/
package org.eclipse.emf.example.databinding.project.ui.rcp.dialogs;
import org.eclipse.core.databinding.DataBindingContext;
import org.eclipse.core.databinding.ObservablesManager;
import org.eclipse.core.databinding.conversion.Converter;
import org.eclipse.jface.databinding.dialog.TitleAreaDialogSupport;
import org.eclipse.jface.databinding.swt.IWidgetValueProperty;
import org.eclipse.jface.databinding.swt.WidgetProperties;
import org.eclipse.jface.dialogs.TitleAreaDialog;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.CLabel;
import org.eclipse.swt.custom.ViewForm;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.dialogs.FilteredItemsSelectionDialog;
import org.eclipse.emf.common.command.Command;
import org.eclipse.emf.databinding.EMFDataBindingContext;
import org.eclipse.emf.databinding.EMFUpdateValueStrategy;
import org.eclipse.emf.databinding.edit.EMFEditProperties;
import org.eclipse.emf.databinding.edit.IEMFEditValueProperty;
import org.eclipse.emf.edit.command.SetCommand;
import org.eclipse.emf.example.databinding.project.ui.rcp.databinding.EMFObservablesManager;
import org.eclipse.emf.example.databinding.project.ui.rcp.databinding.UpdateStrategyFactory;
import org.eclipse.emf.examples.databinding.project.core.IModelResource;
import org.eclipse.emf.examples.databinding.project.core.model.project.CommitterShip;
import org.eclipse.emf.examples.databinding.project.core.model.project.Person;
import org.eclipse.emf.examples.databinding.project.core.model.project.ProjectPackage;
/**
* Dialog to edit the committer ship
*/
public class CommitterShipDialog extends TitleAreaDialog
{
private final DataBindingContext ctx;
private final CommitterShip committership;
final IModelResource resource;
private final boolean isnew;
/**
* Create new dialog
* @param parentShell the parent shell
* @param resource the resource
* @param committership the committership instance
* @param isnew flag to indicate if the committer ship is new
*/
public CommitterShipDialog(Shell parentShell, IModelResource resource, CommitterShip committership, boolean isnew)
{
super(parentShell);
this.committership = committership;
this.resource = resource;
this.isnew = isnew;
this.ctx = new EMFDataBindingContext();
}
@Override
protected Control createDialogArea(Composite parent)
{
getShell().setText("Edit Committership");
setTitle("Edit Committership");
setMessage("Edit the committership of a person in the project");
final Composite comp = (Composite)super.createDialogArea(parent);
ObservablesManager mgr = new EMFObservablesManager();
mgr.runAndCollect(new Runnable()
{
public void run()
{
createForm(comp).setLayoutData(new GridData(GridData.FILL_BOTH));
}
});
return comp;
}
private Control createForm(final Composite comp)
{
Composite container = new Composite(comp, SWT.NONE);
container.setLayout(new GridLayout(3, false));
{
Label l = new Label(container, SWT.NONE);
l.setText("Committer");
IEMFEditValueProperty mprop = EMFEditProperties.value(resource.getEditingDomain(), ProjectPackage.Literals.COMMITTER_SHIP__PERSON);
ViewForm form = new ViewForm(container, SWT.BORDER | SWT.FLAT);
form.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
CLabel label = new CLabel(form, SWT.NONE);
form.setContent(label);
ctx.bindValue(
WidgetProperties.text().observe(label),
mprop.observe(committership),
null,
new EMFUpdateValueStrategy().setConverter(new PersonToStringConverter()));
Button b = new Button(container, SWT.PUSH);
b.setText("...");
b.setEnabled(isnew);
b.addSelectionListener(new SelectionAdapter()
{
@Override
public void widgetSelected(SelectionEvent e)
{
FilteredItemsSelectionDialog dialog = new PersonFilterDialog(comp.getShell(), resource);
dialog.open();
Person p = (Person)dialog.getFirstResult();
if (p != null)
{
Command cmd = SetCommand.create(resource.getEditingDomain(), committership, ProjectPackage.Literals.COMMITTER_SHIP__PERSON, p);
if (cmd.canExecute())
{
resource.executeCmd(cmd);
}
}
}
});
}
IWidgetValueProperty textProp = WidgetProperties.text(SWT.Modify);
{
Label l = new Label(container, SWT.NONE);
l.setText("Startdate");
IEMFEditValueProperty mprop = EMFEditProperties.value(resource.getEditingDomain(), ProjectPackage.Literals.COMMITTER_SHIP__START);
Text t = new Text(container, SWT.BORDER);
t.setLayoutData(new GridData(SWT.FILL, SWT.DEFAULT, true, false, 2, 1));
ctx.bindValue(textProp.observe(t), mprop.observe(committership), UpdateStrategyFactory.stringToDateNotNull(
"Can't convert start date value into a valid date",
"The start date can not be null"), UpdateStrategyFactory.dateToString());
}
{
Label l = new Label(container, SWT.NONE);
l.setText("Enddate");
IEMFEditValueProperty mprop = EMFEditProperties.value(resource.getEditingDomain(), ProjectPackage.Literals.COMMITTER_SHIP__END);
Text t = new Text(container, SWT.BORDER);
t.setLayoutData(new GridData(SWT.FILL, SWT.DEFAULT, true, false, 2, 1));
ctx.bindValue(
textProp.observe(t),
mprop.observe(committership),
UpdateStrategyFactory.stringToDate("Can't convert end date value into a valid date"),
UpdateStrategyFactory.dateToString());
}
TitleAreaDialogSupport.create(this, ctx);
return container;
}
private class PersonToStringConverter extends Converter
{
public PersonToStringConverter()
{
super(Person.class, String.class);
}
public Object convert(Object fromObject)
{
if (fromObject != null)
{
Person p = (Person)fromObject;
return p.getLastname() + ", " + p.getFirstname();
}
return null;
}
};
}
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