Survey.java Source code

Introduction

Here is the source code for Survey.java

Source

import org.eclipse.jface.wizard.IWizardPage;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.jface.wizard.WizardDialog;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;

/**
 * This class displays a survey using a wizard
 */
public class Survey {
    /**
     * Runs the application
     */
    public void run() {
        Display display = new Display();

        // Create the parent shell for the dialog, but don't show it
        Shell shell = new Shell(display);

        // Create the dialog
        WizardDialog dlg = new WizardDialog(shell, new SurveyWizard());
        dlg.open();

        // Dispose the display
        display.dispose();
    }

    /**
     * The application entry point
     * 
     * @param args
     *            the command line arguments
     */
    public static void main(String[] args) {
        new Survey().run();
    }
}

/**
 * This class shows a satisfaction survey
 */
class SurveyWizard extends Wizard {
    public SurveyWizard() {
        // Add the pages
        addPage(new ComplaintsPage());
        addPage(new MoreInformationPage());
        addPage(new ThanksPage());
    }

    /**
     * Called when user clicks Finish
     * 
     * @return boolean
     */
    public boolean performFinish() {
        // Dismiss the wizard
        return true;
    }
}

/**
 * This class determines if the user has complaints. If not, it jumps to the last
 * page of the wizard
 */
class ComplaintsPage extends WizardPage {
    private Button yes;
    private Button no;

    /**
     * ComplaintsPage constructor
     */
    public ComplaintsPage() {
        super("Complaints");
    }

    /**
     * Creates the page controls
     */
    public void createControl(Composite parent) {
        Composite composite = new Composite(parent, SWT.NONE);
        composite.setLayout(new GridLayout(2, true));

        new Label(composite, SWT.LEFT).setText("Do you have complaints?");
        Composite yesNo = new Composite(composite, SWT.NONE);
        yesNo.setLayout(new FillLayout(SWT.VERTICAL));

        yes = new Button(yesNo, SWT.RADIO);
        yes.setText("Yes");

        no = new Button(yesNo, SWT.RADIO);
        no.setText("No");

        setControl(composite);
    }

    public IWizardPage getNextPage() {
        // If they have complaints, go to the normal next page
        if (yes.getSelection()) {
            return super.getNextPage();
        }
        // No complaints? Short-circuit the rest of the pages
        return getWizard().getPage("Thanks");
    }
}

/**
 * This page gathers more information about the complaint
 */
class MoreInformationPage extends WizardPage {
    /**
     * MoreInformationPage constructor
     */
    public MoreInformationPage() {
        super("More Info");
    }

    /**
     * Creates the controls for this page
     */
    public void createControl(Composite parent) {
        Composite composite = new Composite(parent, SWT.NONE);
        composite.setLayout(new GridLayout(1, false));

        new Label(composite, SWT.LEFT).setText("Please enter your complaints");
        Text text = new Text(composite, SWT.MULTI | SWT.BORDER | SWT.V_SCROLL);
        text.setLayoutData(new GridData(GridData.FILL_BOTH));

        setControl(composite);
    }
}

/**
 * This page thanks the user for taking the survey
 */
class ThanksPage extends WizardPage {
    /**
     * ThanksPage constructor
     */
    public ThanksPage() {
        super("Thanks");
    }

    /**
     * Creates the controls for this page
     */
    public void createControl(Composite parent) {
        Label label = new Label(parent, SWT.CENTER);
        label.setText("Thanks!");
        setControl(label);
    }
}