Changing editor tab width in eclipse 3.5

Question

I am trying to adjust the width of tabs from Window -> Preferences -> General -> Editors -> Text Editors where there is a field for \"Display Tab Width\". But no matter what

Answer 1

This setting is superseded for Java by the setting from the Code Style Formatter.

It can be found in Java / Code Style / Formatter (click Edit) / Indentation tab / Indentation