acceptDroppingMorph:event:

This message is sent when a morph is dropped onto a morph that has agreed to accept the dropped morph by responding 'true' to the wantsDroppedMorph:Event: message. This default implementation just adds the given morph to the receiver.

addAColumn:

addARow:

addARowCentered:

fancyText:ofSize:color:

fullDrawOn:

Draw the full Morphic structure on the given Canvas

inAColumn:

inARow:

initialize

simpleToggleButtonFor:attribute:help:

wantsDroppedMorph:event:

Return true if the receiver wishes to accept the given morph, which is being dropped by a hand in response to the given event. Note that for a successful drop operation both parties need to agree. The symmetric check is done automatically via aMorph wantsToBeDroppedInto: self.