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/ui/actions/AddUnimplementedConstructorsAction.java
private boolean fOmitSuper;
		private int fWidth= 60;
		private int fHeight= 18;
		private IDialogSettings fAddConstructorsSettings;
		
		private final String SETTINGS_SECTION= "AddUnimplementedConstructorsDialog"; 
		private final String OMIT_SUPER="OmitCallToSuper";