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PBCommandFactory.class.st
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145 lines (125 loc) · 3.33 KB
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Class {
#name : #PBCommandFactory,
#superclass : #Object,
#instVars : [
'application',
'bindingsDictionary',
'observers',
'transformBlock',
'command',
'instructions'
],
#category : #'PythonBridge-Execution'
}
{ #category : #streaming }
PBCommandFactory >> << aPythonStatement [
instructions add: aPythonStatement
]
{ #category : #bindings }
PBCommandFactory >> addBinding: aBinding [
bindingsDictionary at: aBinding pythonVariable name put: aBinding object.
^ aBinding
]
{ #category : #observers }
PBCommandFactory >> addObserver: anObserver [
observers add: anObserver.
^ anObserver
]
{ #category : #streaming }
PBCommandFactory >> append: aPythonStatement [
instructions add: aPythonStatement
]
{ #category : #accessing }
PBCommandFactory >> application [
^ application
]
{ #category : #accessing }
PBCommandFactory >> application: anObject [
application := anObject
]
{ #category : #bindings }
PBCommandFactory >> bindingAt: varName put: anObject [
bindingsDictionary at: varName put: anObject.
^ PBBinding key: varName wrap: anObject
]
{ #category : #bindings }
PBCommandFactory >> bindingWrap: anObject [
^ self addBinding: (PBBinding wrap: anObject)
]
{ #category : #send }
PBCommandFactory >> buildCommand [
| finishedCommand |
finishedCommand := command
instructions: self instructionsWithNotifyAtEnd;
bindings: bindingsDictionary associations;
observers: observers;
transformBlock: transformBlock;
yourself.
self initialize.
^ finishedCommand
]
{ #category : #accessing }
PBCommandFactory >> decorateTransform: aBlock [
| previousBlock |
previousBlock := transformBlock.
^ transformBlock := [ :obj | aBlock value: (previousBlock value: obj) ]
]
{ #category : #initialization }
PBCommandFactory >> initialize [
super initialize.
self reset
]
{ #category : #accessing }
PBCommandFactory >> instructionsWithNotifyAtEnd [
| instructionsCopy |
instructionsCopy := instructions copy.
instructionsCopy ifEmpty: [ instructionsCopy := OrderedCollection with: nil ].
instructionsCopy last isPythonValue ifFalse: [
instructionsCopy := instructionsCopy asOrderedCollection.
instructionsCopy add: nil ].
instructionsCopy
at: instructionsCopy size
put: (self setNotifyToInstruction: instructionsCopy last).
^ instructionsCopy
]
{ #category : #observers }
PBCommandFactory >> observerFromCallback: aBlock [
| observer |
observer := (PBObserver callback: aBlock)
command: command;
yourself.
^ self addObserver: observer
]
{ #category : #initialization }
PBCommandFactory >> reset [
instructions := OrderedCollection new.
bindingsDictionary := Dictionary new.
observers := OrderedCollection new.
command := PBCommand new.
transformBlock := #yourself
]
{ #category : #send }
PBCommandFactory >> send [
^ self sendCommand
]
{ #category : #send }
PBCommandFactory >> sendAndWait [
^ self sendCommand waitForValue
]
{ #category : #send }
PBCommandFactory >> sendCommand [
^ self application send: self buildCommand
]
{ #category : #initialization }
PBCommandFactory >> setNotifyToInstruction: aP3gInstruction [
^ 'notify' asP3GIdentifier
callWith: (Array with: aP3gInstruction with: command id)
]
{ #category : #accessing }
PBCommandFactory >> transformBlock [
^ transformBlock
]
{ #category : #accessing }
PBCommandFactory >> transformBlock: anObject [
transformBlock := anObject
]