/*
* Copyright 2015 JBoss, by Red Hat, Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.uberfire.ext.widgets.core.client.wizards;
import java.util.List;
import com.google.gwt.user.client.ui.Widget;
import org.uberfire.client.callbacks.Callback;
/**
* Things a Wizard needs to implement
*/
public interface Wizard {
/**
* Start the Wizard
*/
void start();
/**
* Provide a list of pages
* @return
*/
List<WizardPage> getPages();
/**
* Return the widget for a particular page
* @param pageNumber The index of of the page
* @return
*/
Widget getPageWidget(int pageNumber);
/**
* A page has been selected from the UI
* @param pageNumber
*/
void pageSelected(final int pageNumber);
/**
* Provide a title
* @return
*/
String getTitle();
/**
* The preferred height of the page
* @return
*/
int getPreferredHeight();
/**
* The preferred width of the page
* @return
*/
int getPreferredWidth();
/**
* Is the Wizard complete; i.e. has all the necessary information for all
* pages in the Wizard been captured. What constitutes necessary data is up to
* the Wizard implementation, but a login page might consider the User ID and
* Password as necessary.
* @param callback True if the page is complete
*/
void isComplete(Callback<Boolean> callback);
/**
* The Wizard has been completed
*/
void complete();
/**
* The Wizard has been closed
*/
void close();
}