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Class PropChanger

Used to propagate some prop(erty) change rootwards in some canopy. Each step propagates it one step parentwards, until it gets to a local root or no further propagation in necessary.

Package: Udanax-Gold
All Superclasses: Object Heaper Abraham AgendaItem
Immediate Subclasses: ActualPropChanger HeightChanger RecorderHoister
Protocols: Object
Categories: Xanadu-turtle

Class Methods

height: crum

make: crum

make: crum with: change

Overridden by: HeightChanger class RecorderHoister class

Instance Methods

create: crum

Overrides: AgendaItem
Overridden by: ActualPropChanger HeightChanger

create: crum with: hash

Special constructor for becoming this class

Overrides: Abraham
Overridden by: RecorderHoister

createRcvr: receiver

Overrides: AgendaItem
Overridden by: ActualPropChanger HeightChanger RecorderHoister

dismantle

Overrides: AgendaItem

fetchCrum

sendSelfTo: xmtr

Overrides: AgendaItem
Overridden by: ActualPropChanger HeightChanger RecorderHoister

setCrum: aCrum

Move our placeholding finger to a new crum, updating refcounts accordingly

step

propagate some prop(erty) change one step parentwards, until it gets to a local root or no further propagation in necessary.

Overrides: AgendaItem
Overridden by: ActualPropChanger HeightChanger RecorderHoister

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