Editor section allows you to control the following options:
Word wrap - select this check box to make the editor wrap text at the right margin.
Line numbering - select this check box to display line numbers and the active line marker at the left of the text.
URL detection - select this check box to enable automatic URL detection in text.
Unicode - select this check box to enable Unicode character set support.
Undo limit - specifies the maximum number of actions that can be stored in the undo queue.
Zoom - specifies the default scale of the document.
Layout - specifies the dafault layout (Normal or Page).
Tabs - click this button to customize the default tabs size.
Spelling - click this button to customize the spelling options.
Page Setup - click this button to select the default
page options.