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/***************************************************************************
* Copyright (c) 2004-2007 Eike Stepper, Germany.
* 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:
* Eike Stepper - initial API and implementation
**************************************************************************/
package org.eclipse.net4j.ui.wizards;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Text;
/**
* @author Eike Stepper
*/
public class StringStep extends ValueStep<String>
{
public StringStep(String label, String key)
{
super(label, key, String.class);
}
public StringStep(String key)
{
this(key, key);
}
@Override
protected String validateValue(String value)
{
if (value == null || value.length() == 0)
{
return super.validateValue(null);
}
return null;
}
@Override
protected Control createControl(Composite parent)
{
final Text control = new Text(parent, SWT.BORDER);
String value = getValue();
if (value != null)
{
control.setText(value);
}
control.setLayoutData(createLayoutData());
control.addModifyListener(new ModifyListener()
{
public void modifyText(ModifyEvent e)
{
setValue(control.getText());
}
});
return control;
}
protected GridData createLayoutData()
{
return new GridData(SWT.FILL, SWT.TOP, true, false);
}
}
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