/*
SWT/JFace in Action
GUI Design with Eclipse 3.0
Matthew Scarpino, Stephen Holder, Stanford Ng, and Laurent Mihalkovic
ISBN: 1932394273
Publisher: Manning
*/
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.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
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.Label;
import org.eclipse.swt.widgets.Text;
public class Ch11WizardComposite extends Composite {
public Ch11WizardComposite(Composite parent) {
super(parent, SWT.NONE);
buildControls();
}
protected void buildControls() {
final Composite parent = this;
FillLayout layout = new FillLayout();
parent.setLayout(layout);
Button dialogBtn = new Button(parent, SWT.PUSH);
dialogBtn.setText("Wizard Dialog...");
dialogBtn.addSelectionListener(new SelectionListener() {
public void widgetSelected(SelectionEvent e) {
WizardDialog dialog = new WizardDialog(parent.getShell(),
new ProjectWizard());
dialog.open();
}
public void widgetDefaultSelected(SelectionEvent e) {
}
});
}
}
class ProjectWizard extends Wizard {
public ProjectWizard() {
super();
}
public void addPages() {
addPage(new DirectoryPage());
addPage(new ChooseDirectoryPage());
addPage(new SummaryPage());
}
public boolean performFinish() {
DirectoryPage dirPage = getDirectoryPage();
if (dirPage.useDefaultDirectory()) {
System.out.println("Using default directory");
} else {
ChooseDirectoryPage choosePage = getChoosePage();
System.out.println("Using directory: " + choosePage.getDirectory());
}
return true;
}
private ChooseDirectoryPage getChoosePage() {
return (ChooseDirectoryPage) getPage(ChooseDirectoryPage.PAGE_NAME);
}
private DirectoryPage getDirectoryPage() {
return (DirectoryPage) getPage(DirectoryPage.PAGE_NAME);
}
public boolean performCancel() {
System.out.println("Perform Cancel called");
return true;
}
public IWizardPage getNextPage(IWizardPage page) {
if (page instanceof DirectoryPage) {
DirectoryPage dirPage = (DirectoryPage) page;
if (dirPage.useDefaultDirectory()) {
SummaryPage summaryPage = (SummaryPage) getPage(SummaryPage.PAGE_NAME);
summaryPage.updateText("Using default directory");
return summaryPage;
}
}
IWizardPage nextPage = super.getNextPage(page);
if (nextPage instanceof SummaryPage) {
SummaryPage summary = (SummaryPage) nextPage;
DirectoryPage dirPage = getDirectoryPage();
summary
.updateText(dirPage.useDefaultDirectory() ? "Using default directory"
: "Using directory:"
+ getChoosePage().getDirectory());
}
return nextPage;
}
}
class SummaryPage extends WizardPage {
public static final String PAGE_NAME = "Summary";
private Label textLabel;
public SummaryPage() {
super(PAGE_NAME, "Summary Page", null);
}
public void createControl(Composite parent) {
Composite topLevel = new Composite(parent, SWT.NONE);
topLevel.setLayout(new FillLayout());
textLabel = new Label(topLevel, SWT.CENTER);
textLabel.setText("");
setControl(topLevel);
setPageComplete(true);
}
public void updateText(String newText) {
textLabel.setText(newText);
}
}
class DirectoryPage extends WizardPage {
public static final String PAGE_NAME = "Directory";
private Button button;
public DirectoryPage() {
super(PAGE_NAME, "Directory Page", null);
}
public void createControl(Composite parent) {
Composite topLevel = new Composite(parent, SWT.NONE);
topLevel.setLayout(new GridLayout(2, false));
Label l = new Label(topLevel, SWT.CENTER);
l.setText("Use default directory?");
button = new Button(topLevel, SWT.CHECK);
setControl(topLevel);
setPageComplete(true);
}
public boolean useDefaultDirectory() {
return button.getSelection();
}
}
class ChooseDirectoryPage extends WizardPage {
public static final String PAGE_NAME = "Choose Directory";
private Text text;
public ChooseDirectoryPage() {
super(PAGE_NAME, "Choose Directory Page", null);
}
public void createControl(Composite parent) {
Composite topLevel = new Composite(parent, SWT.NONE);
topLevel.setLayout(new GridLayout(2, false));
Label l = new Label(topLevel, SWT.CENTER);
l.setText("Enter the directory to use:");
text = new Text(topLevel, SWT.SINGLE);
text.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
setControl(topLevel);
setPageComplete(true);
}
public String getDirectory() {
return text.getText();
}
}