com.xyz.article.wizards.HolidayWizard.java Source code

Introduction

Here is the source code for com.xyz.article.wizards.HolidayWizard.java

Source

/*
 * Licensed Material - Property of IBM 
 * (C) Copyright IBM Corp. 2002 - All Rights Reserved. 
 */

package com.xyz.article.wizards;

import org.eclipse.core.resources.IFolder;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.ui.INewWizard;
import org.eclipse.ui.IWorkbench;

/**
 * Wizard class
 */
public class HolidayWizard extends Wizard implements INewWizard {
    public static final String copyright = "(c) Copyright IBM Corporation 2002.";
    // wizard pages
    HolidayMainPage holidayPage;
    PlanePage planePage;
    CarPage carPage;

    // the model
    HolidayModel model;

    // workbench selection when the wizard was started
    protected IStructuredSelection selection;

    // flag indicated whether the wizard can be completed or not 
    // if the user has selected plane as type of transport
    protected boolean planeCompleted = false;

    // flag indicated whether the wizard can be completed or not 
    // if the user has selected car as type of transport
    protected boolean carCompleted = false;

    // the workbench instance
    protected IWorkbench workbench;

    /**
     * Constructor for HolidayMainWizard.
     */
    public HolidayWizard() {
        super();
        model = new HolidayModel();
    }

    public void addPages() {
        holidayPage = new HolidayMainPage(workbench, selection);
        addPage(holidayPage);
        planePage = new PlanePage("");
        addPage(planePage);
        carPage = new CarPage("");
        addPage(carPage);
    }

    /**
     * @see IWorkbenchWizard#init(IWorkbench, IStructuredSelection)
     */
    public void init(IWorkbench workbench, IStructuredSelection selection) {
        this.workbench = workbench;
        this.selection = selection;
        if (selection != null && !selection.isEmpty()) {
            Object obj = selection.getFirstElement();
            if (obj instanceof IFolder) {
                IFolder folder = (IFolder) obj;
                if (folder.getName().equals("Discounts"))
                    model.discounted = true;
            }
        }
    }

    public boolean canFinish() {
        // cannot completr the wizard from the first page
        if (this.getContainer().getCurrentPage() == holidayPage)
            return false;
        // based on the type of transport return the right flag         
        if (model.usePlane)
            return planeCompleted;
        return carCompleted;
    }

    public boolean performFinish() {
        String summary = model.toString();
        MessageDialog.openInformation(workbench.getActiveWorkbenchWindow().getShell(), "Holiday info", summary);
        return true;
    }
}