Use the editor configuration buttons (
) on the left of the toolbar to change the editor configuration.
Show a single editor: Click the left button (
).
Show a main editor with an assistant editor: Click the middle button (
).
Change the location of the assistant editor: Click and hold the middle button (), then choose a location from the pop-up menu.
Show the comparison editor: Click and hold the right button, then choose Comparison (
) from the pop-up menu.
Find out who made changes: Click and hold the right button, then choose Authors (
) from the pop-up menu.
View the source control log: Click and hold the right button, then choose Log (
) from the pop-up menu.