Sequence

Option

Use to

Message Spacing

Specify the vertical gap (in points) between Sequence messages (can be overridden manually by dragging a message up or down).

Default page layout is Landscape

Set the default orientation of Sequence diagrams to landscape.

Show Sequence Numbering

Show sequence numbers on Sequence messages.

Assume right to left messages are Return

Automatically generate return messages.

Default concurrency is Asynchronous

Set the default concurrency for Sequence Messages to Asynchronous; deselect to set the default concurrency to Synchronous.

Width

Select the line width (in points) of the 'focus of control' rectangle (thick part of lifeline).

Assume message returns

Assume implicit returns when none are explicitly drawn (recommended).

GarbageCollect

Automatically truncate lifelines for created elements after the last message (that is, assume garbage collect rather than explicit delete).

Name

Display the MS Windows Font dialog (click on [ ... ]) and define the font of the caption bar heading (above your diagram); this is particularly useful for non-English character sets.

Size

Specify the size of the heading font (this overrides the font size in the Font dialog, above).

Use System

Apply the Enterprise Architect system default heading font.