设置Eclipse首选项页面的属性值

Question

There is a property "show line number" in (windows->preferences->editor->text editor) eclipse which i want to tick by java code. so how i fetch the key of that property and set the value in preference page.

Note: I need to set the "show line number" option by default true.

Answer 1

This tutorial shows how to access preferences from code. Try to search the property "show line numbers" and try to edit it.

Answer 2

this will be correct solution for requirement:

String lineNumbers = AbstractDecoratedTextEditorPreferenceConstants.EDITOR_LINE_NUMBER_RULER; EditorsUI.getPreferenceStore().setValue(lineNumbers, true);