"

jv:vdb - Visual / VM Debugger

Copyright (C) 2015-now Jan Vrany

This software is licensed under 'Creative Commons Attribution-NonCommercial 4.0 International License'

You may find a full license text in LICENSE.txt or at http://creativecommons.org/licenses/by-nc/4.0/

"

"{ Package: 'jv:vdb' }"

"{ NameSpace: Smalltalk }"

VDBAbstractApplication subclass:#VDBSourceApplication

	instanceVariableNames:'frameHolder sourceFileHolder sourceStringHolder sourceView'

	classVariableNames:''

	poolDictionaries:''

	category:'VDB-UI-Source'

!

!VDBSourceApplication class methodsFor:'documentation'!

copyright

"

jv:vdb - Visual / VM Debugger

Copyright (C) 2015-now Jan Vrany

This software is licensed under 'Creative Commons Attribution-NonCommercial 4.0 International License'

You may find a full license text in LICENSE.txt or at http://creativecommons.org/licenses/by-nc/4.0/

"

! !

!VDBSourceApplication class methodsFor:'interface specs'!

windowSpec

    "This resource specification was automatically generated

     by the UIPainter of ST/X."

    "Do not manually edit this!! If it is corrupted,

     the UIPainter may not be able to read the specification."

    "

     UIPainter new openOnClass:VDBSourceApplication andSelector:#windowSpec

     VDBSourceApplication new openInterface:#windowSpec

     VDBSourceApplication open

    "

    <resource: #canvas>

    ^ 

    #(FullSpec

       name: windowSpec

       window: 

      (WindowSpec

         label: 'Source View'

         name: 'Source View'

         min: (Point 10 10)

         bounds: (Rectangle 0 0 300 300)

       )

       component: 

      (SpecCollection

         collection: (

          (NonScrollableArbitraryComponentSpec

             name: 'SourceView'

             layout: (LayoutFrame 0 0 0 0 0 1 0 1)

             model: sourceStringHolder

             component: sourceView

           )

          )

       )

     )

! !

!VDBSourceApplication class methodsFor:'plugIn spec'!

aspectSelectors

    "This resource specification was automatically generated

     by the UIPainter of ST/X."

    "Do not manually edit this. If it is corrupted,

     the UIPainter may not be able to read the specification."

    "Return a description of exported aspects;

     these can be connected to aspects of an embedding application

     (if this app is embedded in a subCanvas)."

    ^ #(

        #debuggerHolder

        #frameHolder

      ).

! !

!VDBSourceApplication methodsFor:'aspects'!

frameHolder

    "return/create the 'frameHolder' value holder (automatically generated)"

    frameHolder isNil ifTrue:[

        frameHolder := ValueHolder new.

        frameHolder addDependent:self.

    ].

    ^ frameHolder

!

frameHolder:something

    "set the 'frameHolder' value holder (automatically generated)"

    |oldValue newValue|

    frameHolder notNil ifTrue:[

        oldValue := frameHolder value.

        frameHolder removeDependent:self.

    ].

    frameHolder := something.

    frameHolder notNil ifTrue:[

        frameHolder addDependent:self.

    ].

    newValue := frameHolder value.

    oldValue ~~ newValue ifTrue:[

        self update:#value with:newValue from:frameHolder.

    ].

!

sourceFileHolder

    "return/create the 'sourceFileHolder' value holder (automatically generated)"

    sourceFileHolder isNil ifTrue:[

        sourceFileHolder := ValueHolder new.

        sourceFileHolder addDependent:self.

    ].

    ^ sourceFileHolder

!

sourceFileHolder:something

    "set the 'sourceFileHolder' value holder (automatically generated)"

    |oldValue newValue|

    sourceFileHolder notNil ifTrue:[

        oldValue := sourceFileHolder value.

        sourceFileHolder removeDependent:self.

    ].

    sourceFileHolder := something.

    sourceFileHolder notNil ifTrue:[

        sourceFileHolder addDependent:self.

    ].

    newValue := sourceFileHolder value.

    oldValue ~~ newValue ifTrue:[

        self update:#value with:newValue from:sourceFileHolder.

    ].

!

sourceStringHolder

    "return/create the 'sourceStringHolder' value holder (automatically generated)"

    sourceStringHolder isNil ifTrue:[

        sourceStringHolder := ValueHolder new.

        sourceStringHolder addDependent:self.

    ].

    ^ sourceStringHolder

!

sourceStringHolder:something

    "set the 'sourceStringHolder' value holder (automatically generated)"

    |oldValue newValue|

    sourceStringHolder notNil ifTrue:[

        oldValue := sourceStringHolder value.

        sourceStringHolder removeDependent:self.

    ].

    sourceStringHolder := something.

    sourceStringHolder notNil ifTrue:[

        sourceStringHolder addDependent:self.

    ].

    newValue := sourceStringHolder value.

    oldValue ~~ newValue ifTrue:[

        self update:#value with:newValue from:sourceStringHolder.

    ].

!

sourceView

    sourceView isNil ifTrue:[ 

        sourceView := Tools::CodeView2 new.

        sourceView readOnly: true.

        sourceView services: #()        

    ].

    ^ sourceView

    "Created: / 21-09-2014 / 01:42:25 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!VDBSourceApplication methodsFor:'change & update'!

update:aspect with:param from:sender

    "Invoked when an object that I depend upon sends a change notification."

    sender == frameHolder ifTrue:[ 

        self updateAfterFrameHolderChanged.

        ^ self.

    ].

    sender == sourceFileHolder ifTrue:[

        | file source |

        source := nil.

        file := sourceFileHolder value.

        file notNil ifTrue:[ 

            file := file asFilename.

            file exists ifTrue:[ 

                source := file contents asString.

            ]

        ].

        self sourceStringHolder value: source.  

        ^ self.

    ].

    super update:aspect with:param from:sender

    "Modified: / 01-02-2018 / 15:15:34 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

updateAfterFrameHolderChanged

    | frame |

    frame := frameHolder value.

    frame notNil ifTrue:[ 

        | line |

        self sourceFileHolder value: frame file.

        line := frame line.

        line notNil ifTrue:[  

            sourceView selectLine: line.

            sourceView makeSelectionVisible.

        ]

    ].

    "Created: / 01-02-2018 / 15:16:24 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!VDBSourceApplication methodsFor:'change & update-delayed'!

delayedUpdateAfterFrameChanged

    self updateAfterFrameHolderChanged

    "Created: / 01-02-2018 / 15:28:12 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!VDBSourceApplication methodsFor:'event handling'!

onStoppedEvent: aGDBStoppedEvent

    self enqueueDelayedUpdate: #delayedUpdateAfterFrameChanged

    "Created: / 01-02-2018 / 15:23:46 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!VDBSourceApplication methodsFor:'initialization & release'!

subscribe   

    "Register for debugger events. To be overrided by subclasses"

    debugger announcer

    "Created: / 01-02-2018 / 15:18:23 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!VDBSourceApplication class methodsFor:'documentation'!

version_HG

    ^ '$Changeset: <not expanded> $'

! !