Bug 42143 Dialogs for source actions do not use dialog font [dialogs]
select a cu in package explorer context menu "Source": "Override/Implement methods..." "Generate Getters and Setters..." "Generate Delegate methods..." "Add constructor from superclass..." "Generate constructor using fields..."
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/actions/AddGetterSetterAction.java
cu= fld.getCompilationUnit();
						if (cu == null) {
							return null;
						}
					} else if (!cu.equals(fld.getCompilationUnit())) {
						
						return null;
					}
					try {
						if (fld.getDeclaringType().isInterface()) {
							
							return null;
						}
					} catch (JavaModelException e) {
						JavaPlugin.log(e);
						return null;
					}
					
					res[i]= fld;
				} else {
					return null;
				}
			}
			return res;
		}
		return null;
	}
	
	private static class AddGetterSetterLabelProvider extends JavaElementLabelProvider {