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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 java.util.HashMap;
import java.util.Map;
/**
* @author Eike Stepper
*/
public class DecisionStep extends CompoundStep implements IDecisionProvider
{
private int decisionIndex;
private Map<Step, String> labels = new HashMap();
public DecisionStep()
{
}
public int getDecisionIndex()
{
return decisionIndex;
}
public Step getDecision()
{
return 0 <= decisionIndex && decisionIndex < size() ? get(decisionIndex) : null;
}
@Override
public boolean isReady()
{
Step step = getDecision();
return step == null ? false : step.isReady();
}
@Override
public boolean isFinished()
{
Step step = getDecision();
return step == null ? false : step.isFinished();
}
public Step addDecision(String label, Step step)
{
add(step);
labels.put(step, label);
return step;
}
void setDecisionIndex(int decisionIndex)
{
this.decisionIndex = decisionIndex;
}
@Override
void setWizard(SteppingWizard wizard)
{
if (size() < 2)
{
throw new IllegalStateException("size() < 2");
}
super.setWizard(wizard);
}
}
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