MethodSelectionBrowser.st
author Claus Gittinger <cg@exept.de>
Fri, 22 May 1998 11:57:38 +0200
changeset 847 15f688710007
parent 823 47e7d348e01a
child 908 6862c9c822a3
permissions -rw-r--r--
checkin from browser

"
 COPYRIGHT (c) 1997-1998 by eXept Software AG
              All Rights Reserved

 This software is furnished under a license and may be used
 only in accordance with the terms of that license and with the
 inclusion of the above copyright notice. This software may not
 be provided or otherwise made available to, or used by, any
 other person. No title to or ownership of the software is
 hereby transferred.
"



ResourceSelectionBrowser subclass:#MethodSelectionBrowser
	instanceVariableNames:''
	classVariableNames:''
	poolDictionaries:''
	category:'Interface-Dialogs'
!

Object subclass:#Method
	instanceVariableNames:'selector protocol'
	classVariableNames:''
	poolDictionaries:''
	privateIn:MethodSelectionBrowser
!

!MethodSelectionBrowser class methodsFor:'documentation'!

copyright
"
 COPYRIGHT (c) 1997-1998 by eXept Software AG
              All Rights Reserved

 This software is furnished under a license and may be used
 only in accordance with the terms of that license and with the
 inclusion of the above copyright notice. This software may not
 be provided or otherwise made available to, or used by, any
 other person. No title to or ownership of the software is
 hereby transferred.
"


!

documentation
"
    The MethodSelectionBrowser allows you to browse in class hierarchies
    for selecting methods for you purposes.

    [start with:]
        MethodSelectionBrowser open

    [author:]
        Thomas Zwick
"

! !

!MethodSelectionBrowser class methodsFor:'instance creation'!

request: aTitle onSuperclass: aSuperclass andClass: aClass andSelector: aSelector withTypes: protocolTypes
    "opens a MethodSelectionBrowser on 
	aSuperclassOrSymbol, 
	and aClassOrSymbol, 
	and aSelector,
	with allowed protocolTypes"

    "
    MethodSelectionBrowser
	request: 'Select a Method'
	onSuperclass: #ApplicationModel 
	andClass: #ToolApplicationModel 
	andSelector: #saveIcon 
	withTypes: #(class)      
    "

    ^self new
	title: aTitle;
	openOnSuperclass: aSuperclass
	andClass: aClass
	andSelector: aSelector
	withTypes: protocolTypes


! !

!MethodSelectionBrowser class methodsFor:'list specs'!

tableColumnsForResourceMethodAttributes
    "This resource specification was automatically generated
     by the DataSetBuilder of ST/X."

    "Do not manually edit this!! If it is corrupted,
     the DataSetBuilder may not be able to read the specification."

    "
     DataSetBuilder new openOnClass:MethodSelectionBrowser andSelector:#tableColumnsForResourceMethodAttributes
    "

    <resource: #tableColumns>


    ^ #(
        #(#DataSetColumnSpec
           #label: ' Selector'
           #labelAlignment: #left
           #model: #selector
           #canSelect: false
       )
        #(#DataSetColumnSpec
           #label: ' Protocol'
           #labelAlignment: #left
           #model: #protocol
           #canSelect: false
       )
     )
! !

!MethodSelectionBrowser methodsFor:'aspects'!

helpEnabled
    "returns whether there is a documentation file"

    ^false

! !

!MethodSelectionBrowser methodsFor:'callbacks - user'!

classSelected
    "after a class selection, read the class or/and instance methods of the selected class"

    self selectionOfClass value isNil ifTrue: [^nil].
    self withWaitCursorDo:
    [
        |clsName contentsBlock|
        resourceTypes isNil ifTrue: [resourceTypes := #(instance class)].
        clsName := (self selectionOfClass value name upTo: $ ) asSymbol.
        self valueOfClassName value: clsName.
        self class lastSelection: clsName.
        self listOfResourceMethods removeAll.
        contentsBlock := 
        [:protocol|
            |cls|
            (resourceTypes includes: protocol) 
            ifTrue: 
            [
                cls := Smalltalk at: clsName.
                cls := (protocol = #instance) ifTrue: [cls] ifFalse: [cls class].
                self listOfResourceMethods addAll:
                    (cls selectors asOrderedCollection
                     collect: [:sel| Method new selector: sel; protocol: protocol asString])
            ]
        ].
        contentsBlock value: #instance.
        contentsBlock value: #class.
    ]


! !

!MethodSelectionBrowser methodsFor:'instance creation'!

openOnSuperclass: aSuperclassOrSymbol andClass: aClassOrSymbol andSelector: aSelector withTypes: protocolTypes
    "opens a MethodSelectionBrowser on 
	aSuperclassOrSymbol, 
	and aClassOrSymbol, 
	and aSelector,
	with allowed protocolTypes"

    |message type row|

    message := super openOnSuperclass: aSuperclassOrSymbol 
	andClass: aClassOrSymbol 
	andSelector: aSelector 
	withResourceTypes: protocolTypes.

    (message notNil and:
    [((row := self selectionOfResourceMethod value) notNil and:
    [(type := row protocol) = 'class'])])
    ifTrue:
    [   
	message := message replChar:$  withString: ' class '
    ].
    ^message



! !

!MethodSelectionBrowser methodsFor:'startup / release'!

postBuildWith:aBuilder
    "sets the correct title"

    title := 'Method Selection Browser'.

    ^super postBuildWith:aBuilder

! !

!MethodSelectionBrowser::Method methodsFor:'accessing'!

protocol
    "returns the protocol of the method (#instance or #class)"

    ^protocol


!

protocol: aSymbol
    "sets the protocol of the method (#instance or #class)"

    protocol := aSymbol


!

selector
    "returns the selector of the method"

    ^selector

!

selector: aSymbol
    "sets the selector of the method"

    selector := aSymbol

! !

!MethodSelectionBrowser class methodsFor:'documentation'!

version
    ^ '$Header$'
! !