/*
* WizardIntermediatePage.java
*
* Copyright (C) 2009-15 by RStudio, Inc.
*
* Unless you have received this program directly from RStudio pursuant
* to the terms of a commercial license agreement with RStudio, then
* this program is licensed to you under the terms of version 3 of the
* GNU Affero General Public License. This program is distributed WITHOUT
* ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING THOSE OF NON-INFRINGEMENT,
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Please refer to the
* AGPL (http://www.gnu.org/licenses/agpl-3.0.txt) for more details.
*
*/
package org.rstudio.core.client.widget;
import java.util.ArrayList;
import org.rstudio.core.client.CommandWithArg;
import com.google.gwt.resources.client.ImageResource;
// An intermediate wizard page collects input but passes that input to a single
// next page rather than completing the wizard.
public abstract class WizardIntermediatePage<I,T> extends WizardPage<I,T>
{
public WizardIntermediatePage(String title, String subTitle,
String pageCaption, ImageResource image, ImageResource largeImage,
WizardPage<I, T> nextPage)
{
super(title, subTitle, pageCaption, image, largeImage);
nextPage_ = nextPage;
}
public void setNextHandler(CommandWithArg<WizardPage<I, T>> command)
{
nextHandler_ = command;
}
public void collectIntermediateInput(ProgressIndicator indicator,
OperationWithInput<T> result)
{
result.execute(intermediateResult_);
}
public void setIntermediateResult(T result)
{
intermediateResult_ = result;
}
@Override
public ArrayList<WizardPage<I, T>> getSubPages()
{
// we have a single subpage, which is the next page we were initialized
// with
ArrayList<WizardPage<I, T>> subPage = new ArrayList<WizardPage<I, T>>();
subPage.add(nextPage_);
return subPage;
}
protected void advance()
{
if (nextHandler_ != null)
nextHandler_.execute(nextPage_);
}
protected T getIntermediateResult()
{
return intermediateResult_;
}
private T intermediateResult_;
private CommandWithArg<WizardPage<I, T>> nextHandler_;
private WizardPage<I, T> nextPage_;
}