addMorph:frame:

Do not change the color

addProgressIndicator

addProgressIndicator:

adjustBookControls

collapseOrExpand

Collapse or expand the window, depending on existing state

extent:

Set the receiver's extent to value provided. Respect my minimumExtent.

initialize

Initialize a system window. Add label, stripes, etc., if desired

model:

Set my model and make me me a dependent of the given object.

openInMVCExtent:

openInWorldExtent:

This msg and its callees result in the window being activeOnlyOnTop

startPlaying

stopPlaying