Bug 92203 [Preferences] preferences package needs cleanup
org.eclipse.ui.preferences contains classes that should not be API by my estimation. These should be cleaned up before 3.1 ships.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/wizards/preferences/WizardPreferencesPage.java
}
            private void updateDescription() {
                if (transfersTable.getSelectionCount() > 0) {
                    TableItem item = transfersTable.getSelection()[0];
                    text.setText(((PreferenceTransferElement) item.getData())
                            .getDescription());
                } else
                    text.setText(""); 
            }
        });
        allButton.addSelectionListener(new SelectionListener() {
            public void widgetSelected(SelectionEvent e) {
                updateTransferAll(allButton.getSelection());
            }
            public void widgetDefaultSelected(SelectionEvent e) {
                updateTransferAll(allButton.getSelection());
            }
        });
        addSelectionButtons(group);
    }
    protected abstract String getChooseButtonText();
    protected abstract String getAllButtonText();
    /**
     * Add the selection and deselection buttons to the composite.
     * 
     * @param composite
     *            org.eclipse.swt.widgets.Composite
     */
    private void addSelectionButtons(Composite composite) {
        buttonComposite = new Composite(composite, SWT.NONE);