--- /dev/null
+package org.argeo.cms.jface.dialog;
+
+import java.lang.reflect.InvocationTargetException;
+
+import org.argeo.cms.CmsMsg;
+import org.argeo.cms.swt.CmsSwtUtils;
+import org.argeo.cms.swt.Selected;
+import org.argeo.cms.swt.dialogs.LightweightDialog;
+import org.argeo.eclipse.ui.EclipseUiUtils;
+import org.eclipse.jface.operation.IRunnableWithProgress;
+import org.eclipse.jface.wizard.IWizard;
+import org.eclipse.jface.wizard.IWizardContainer2;
+import org.eclipse.jface.wizard.IWizardPage;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.layout.FormAttachment;
+import org.eclipse.swt.layout.FormData;
+import org.eclipse.swt.layout.FormLayout;
+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.Control;
+import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Shell;
+
+/** A wizard dialog based on {@link LightweightDialog}. */
+public class CmsWizardDialog extends LightweightDialog implements IWizardContainer2 {
+ private static final long serialVersionUID = -2123153353654812154L;
+
+ private IWizard wizard;
+ private IWizardPage currentPage;
+ private int currentPageIndex;
+
+ private Label titleBar;
+ private Label message;
+ private Composite[] pageBodies;
+ private Composite buttons;
+ private Button back;
+ private Button next;
+ private Button finish;
+
+ public CmsWizardDialog(Shell parentShell, IWizard wizard) {
+ super(parentShell);
+ this.wizard = wizard;
+ wizard.setContainer(this);
+ // create the pages
+ wizard.addPages();
+ currentPage = wizard.getStartingPage();
+ if (currentPage == null)
+ throw new IllegalArgumentException("At least one wizard page is required");
+ }
+
+ @Override
+ protected Control createDialogArea(Composite parent) {
+ updateWindowTitle();
+
+ Composite messageArea = new Composite(parent, SWT.NONE);
+ messageArea.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
+ {
+ messageArea.setLayout(CmsSwtUtils.noSpaceGridLayout(new GridLayout(2, false)));
+ titleBar = new Label(messageArea, SWT.WRAP);
+ titleBar.setFont(EclipseUiUtils.getBoldFont(parent));
+ titleBar.setLayoutData(new GridData(SWT.BEGINNING, SWT.FILL, true, false));
+ updateTitleBar();
+ Button cancelButton = new Button(messageArea, SWT.FLAT);
+ cancelButton.setText(CmsMsg.cancel.lead());
+ cancelButton.setLayoutData(new GridData(SWT.END, SWT.TOP, false, false, 1, 3));
+ cancelButton.addSelectionListener((Selected) (e) -> closeShell(CANCEL));
+ message = new Label(messageArea, SWT.WRAP);
+ message.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false, 1, 2));
+ updateMessage();
+ }
+
+ Composite body = new Composite(parent, SWT.BORDER);
+ body.setLayout(new FormLayout());
+ body.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
+ pageBodies = new Composite[wizard.getPageCount()];
+ IWizardPage[] pages = wizard.getPages();
+ for (int i = 0; i < pages.length; i++) {
+ pageBodies[i] = new Composite(body, SWT.NONE);
+ pageBodies[i].setLayout(CmsSwtUtils.noSpaceGridLayout());
+ setSwitchingFormData(pageBodies[i]);
+ pages[i].createControl(pageBodies[i]);
+ }
+ showPage(currentPage);
+
+ buttons = new Composite(parent, SWT.NONE);
+ buttons.setLayoutData(new GridData(SWT.END, SWT.FILL, true, false));
+ {
+ boolean singlePage = wizard.getPageCount() == 1;
+ // singlePage = false;// dev
+ GridLayout layout = new GridLayout(singlePage ? 1 : 3, true);
+ layout.marginWidth = 0;
+ layout.marginHeight = 0;
+ buttons.setLayout(layout);
+ // TODO revert order for right-to-left languages
+
+ if (!singlePage) {
+ back = new Button(buttons, SWT.PUSH);
+ back.setText(CmsMsg.wizardBack.lead());
+ back.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false));
+ back.addSelectionListener((Selected) (e) -> backPressed());
+
+ next = new Button(buttons, SWT.PUSH);
+ next.setText(CmsMsg.wizardNext.lead());
+ next.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false));
+ next.addSelectionListener((Selected) (e) -> nextPressed());
+ }
+ finish = new Button(buttons, SWT.PUSH);
+ finish.setText(CmsMsg.wizardFinish.lead());
+ finish.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false));
+ finish.addSelectionListener((Selected) (e) -> finishPressed());
+
+ updateButtons();
+ }
+ return body;
+ }
+
+ @Override
+ public IWizardPage getCurrentPage() {
+ return currentPage;
+ }
+
+ @Override
+ public Shell getShell() {
+ return getForegoundShell();
+ }
+
+ @Override
+ public void showPage(IWizardPage page) {
+ IWizardPage[] pages = wizard.getPages();
+ int index = -1;
+ for (int i = 0; i < pages.length; i++) {
+ if (page == pages[i]) {
+ index = i;
+ break;
+ }
+ }
+ if (index < 0)
+ throw new IllegalArgumentException("Cannot find index of wizard page " + page);
+ pageBodies[index].moveAbove(pageBodies[currentPageIndex]);
+
+ // // clear
+ // for (Control c : body.getChildren())
+ // c.dispose();
+ // page.createControl(body);
+ // body.layout(true, true);
+ currentPageIndex = index;
+ currentPage = page;
+ }
+
+ @Override
+ public void updateButtons() {
+ if (back != null)
+ back.setEnabled(wizard.getPreviousPage(currentPage) != null);
+ if (next != null)
+ next.setEnabled(wizard.getNextPage(currentPage) != null && currentPage.canFlipToNextPage());
+ if (finish != null) {
+ finish.setEnabled(wizard.canFinish());
+ }
+ }
+
+ @Override
+ public void updateMessage() {
+ if (currentPage.getMessage() != null)
+ message.setText(currentPage.getMessage());
+ }
+
+ @Override
+ public void updateTitleBar() {
+ if (currentPage.getTitle() != null)
+ titleBar.setText(currentPage.getTitle());
+ }
+
+ @Override
+ public void updateWindowTitle() {
+ setTitle(wizard.getWindowTitle());
+ }
+
+ @Override
+ public void run(boolean fork, boolean cancelable, IRunnableWithProgress runnable)
+ throws InvocationTargetException, InterruptedException {
+ // FIXME it creates a dependency to Eclipse Core Runtime
+ // runnable.run(null);
+ }
+
+ @Override
+ public void updateSize() {
+ // TODO pack?
+ }
+
+ protected boolean onCancel() {
+ return wizard.performCancel();
+ }
+
+ protected void nextPressed() {
+ IWizardPage page = wizard.getNextPage(currentPage);
+ showPage(page);
+ updateButtons();
+ }
+
+ protected void backPressed() {
+ IWizardPage page = wizard.getPreviousPage(currentPage);
+ showPage(page);
+ updateButtons();
+ }
+
+ protected void finishPressed() {
+ if (wizard.performFinish())
+ closeShell(OK);
+ }
+
+ private static void setSwitchingFormData(Composite composite) {
+ FormData fdLabel = new FormData();
+ fdLabel.top = new FormAttachment(0, 0);
+ fdLabel.left = new FormAttachment(0, 0);
+ fdLabel.right = new FormAttachment(100, 0);
+ fdLabel.bottom = new FormAttachment(100, 0);
+ composite.setLayoutData(fdLabel);
+ }
+
+}