/* (non-Javadoc) * Method declared on IWizardContainer. */ public void updateButtons() { boolean previewPage = isPreviewPageActive(); boolean ok = fWizard.canFinish(); boolean canFlip = fCurrentPage.canFlipToNextPage(); Button defaultButton = null; Button previewButton = getButton(PREVIEW_ID); if (previewButton != null && !previewButton.isDisposed()) { String previewLabel = previewPage ? IDialogConstants.BACK_LABEL : RefactoringUIMessages.RefactoringWizardDialog2_buttons_preview_label; previewButton.setText(previewLabel); setButtonLayoutData(previewButton); getShell().layout(new Control[] {previewButton}); boolean enable = true; if (!previewPage) enable = canFlip; previewButton.setEnabled(enable); if (enable) defaultButton = previewButton; } Button nextButton = getButton(IDialogConstants.NEXT_ID); if (nextButton != null && !nextButton.isDisposed()) { nextButton.setEnabled(!previewPage); if (!previewPage) nextButton.setEnabled(canFlip); if (nextButton.isEnabled()) defaultButton = nextButton; } Button backButton = getButton(IDialogConstants.BACK_ID); if (backButton != null && !backButton.isDisposed()) backButton.setEnabled(!isFirstPage()); Button okButton = getButton(IDialogConstants.OK_ID); if (okButton != null && !okButton.isDisposed()) { okButton.setEnabled(ok); if (ok) defaultButton = okButton; } if (defaultButton != null) { defaultButton.getShell().setDefaultButton(defaultButton); } }