Bug 38570 Source generation wizards; Add button to open preference page
M1 The Getter/Setter wizard should offer an access to the Code Generation Preference page: Field prefix/suffix, getter/setter body content, method comment template Add delegate, constructor and override could have a button for the method comment template The code to open a preference page programatically can be copied from TodoTaskPropertyPage.showPreferencePage
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/CodeTemplatePreferencePage.java
public static final String PREF_ID= "org.eclipse.jdt.ui.preferences.CodeTemplatePreferencePage"; 
	public static final String PROP_ID= "org.eclipse.jdt.ui.propertyPages.CodeTemplatePreferencePage"; 
	
	private CodeTemplateBlock fCodeTemplateConfigurationBlock;
	public CodeTemplatePreferencePage() {
		setPreferenceStore(JavaPlugin.getDefault().getPreferenceStore());
		
		
		
		setTitle(PreferencesMessages.getString("CodeTemplatesPreferencePage.title"));		 
	}
	/*
	 * @see PreferencePage#createControl(Composite)
	 */
	public void createControl(Composite parent) {
		fCodeTemplateConfigurationBlock= new CodeTemplateBlock(getProject());
		
		super.createControl(parent);