Apple Logic Pro 7 - Manual (Page 440)

440 Chapter 13 Event List
You can also open it by double-clicking on a Region if you have selected Double-
clicking a MIDI Region opens Event List in Preferences > Global > Editing.
Structure
The standard buttons are supplemented by two scroll arrows, that help you move
through the list.
The event type buttons allow you to filter specific event types from the display, and
access or add them (by Command-clicking on them).
Beneath the Toolbox is the quantization grid selection field for the event quantize
function. There is also a field for defining the Division value, which corresponds to the
Division value as set in the Transport window.
If the Catch function is switched on, the arrow-shaped position marker always points to
the current event.
The main area shows the actual list of events or Regions.