Bug 109393 [Wizards] Wizard dialog doesn't react to changes properly in runnable context
bundles/org.eclipse.jface/src/org/eclipse/jface/wizard/WizardDialog.java
if (focusControl != null && focusControl.getShell() != getShell())
                focusControl = null;
            boolean needsProgressMonitor = wizard.needsProgressMonitor();
            cancelButton.removeSelectionListener(cancelListener);
            
            Display d = getShell().getDisplay();
            waitCursor = new Cursor(d, SWT.CURSOR_WAIT);
            setDisplayCursor(waitCursor);
            
            arrowCursor = new Cursor(d, SWT.CURSOR_ARROW);
            cancelButton.setCursor(arrowCursor);
            
            savedState = saveUIState(needsProgressMonitor && enableCancelButton);
            if (focusControl != null)
                savedState.put(FOCUS_CONTROL, focusControl);
            
            if (needsProgressMonitor) {
                progressMonitorPart.attachToCancelComponent(cancelButton);
                progressMonitorPart.setVisible(true);
            }
        }
        return savedState;
    }
    /**
     * The Back button has been pressed.
     */
    protected void backPressed() {
        IWizardPage page = currentPage.getPreviousPage();
        if (page == null)