The Tabs tab has the following components:
Indent size Lets you set the size of indents (in number of spaces).
Insert spaces Inserts n spaces when you press Tab instead of inserting one tab character. The value for n will be between one and the number of indent size spaces, depending on how many spaces are required to move the cursor forward to the next tab stop.
Keep tabs Inserts a tab character into the document and moves the cursor forward to the next tab stop when you press Tab.
Auto indent Lets you set the auto indent feature. You have the following options:
Sample The Sample field shows an example of how code is formatted based on the options you choose for indenting opening and closing braces.