"

 COPYRIGHT (c) 2000 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.

"

"{ Package: 'stx:libtool' }"

"{ NameSpace: Tools }"

Object subclass:#NavigationState

	instanceVariableNames:'browserLabel codeModifiedHolder categoryList classList

		packageFilter nameSpaceFilter hidePrivateClasses canvasType

		notMetaToggle metaToggle metaToggleLabel organizerMode codeAspect

		codeHolder classDocumentationHolder canvas selectorListGenerator

		protocolListGenerator classListPerNameSpaceGenerator

		classListGenerator categoryListGenerator nameSpaceListGenerator

		projectListGenerator classHierarchyTopClass meta selectedMethods

		selectedProtocols selectedClasses selectedCategories

		selectedProjects selectedNamespaces variableFilter

		filterClassVars sortBy noAllItem autoSearchPattern

		methodInfo versionDiffApplication selectorListGeneratorArray

		selectedMethodsArray infoLabelHolder packageLabelHolder

		cursorLineLabelHolder cursorColLabelHolder modeLabelHolder

		sortVariablesBy editModeHolder scrollableCodeView specialEditors

		selectedEditorNoteBookTabIndexHolder editorNoteBookListHolder

		editorNoteBookCanvasHolder codeView'

	classVariableNames:''

	poolDictionaries:''

	category:'Interface-Browsers-New'

!

!NavigationState class methodsFor:'documentation'!

copyright

"

 COPYRIGHT (c) 2000 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.

"

! !

!NavigationState methodsFor:'accessing'!

autoSearchAction

    ^ autoSearchAction

!

autoSearchAction:something

    autoSearchAction := something.

!

autoSearchIgnoreCase

    "return true if the autSearch is to be case-insensitive"

    ^ autoSearchIgnoreCase

!

autoSearchIgnoreCase:aBoolean

    "change the autSearches case-insensitivenes"

    autoSearchIgnoreCase := aBoolean

!

autoSearchPattern

    "return the automatic search pattern"

    ^ autoSearchPattern

!

autoSearchPattern:aPattern

    "change the automatic search pattern"

    autoSearchPattern := aPattern.

!

browserLabel

    "return the assigned state-label (to be shown in the tab)."

    ^ browserLabel

!

browserLabel:aString

    "set the assigned state-label (to be shown in the tab)."

    browserLabel := aString

!

canvas

    ^ canvas

!

canvas:something

    canvas := something.

    canvasType isNil ifTrue:[

        canvasType := something spec

    ].

!

canvasType

    "return the type of canvas"

    ^ canvasType

!

canvasType:aSpecSymbol

    "set the type of canvas"

    canvasType notNil ifTrue:[

        canvasType ~~ aSpecSymbol ifTrue:[

            self halt:'cannot be changed, once set'.

        ]

    ].

    canvasType := aSpecSymbol

!

codeAspect

    "return the codeAspect; a symbol describing what is shown in the codeView"

    ^ codeAspect

    "Created: / 11.2.2000 / 12:43:29 / cg"

!

codeAspect:aSymbolOrNil

    "set the codeAspect; a symbol describing what is shown in the codeView"

    codeAspect := aSymbolOrNil

    "Created: / 11.2.2000 / 12:43:45 / cg"

!

editorNoteBookCanvasHolder

    editorNoteBookCanvasHolder isNil ifTrue:[

        editorNoteBookCanvasHolder := nil asValue.

    ].

    ^ editorNoteBookCanvasHolder

!

editorNoteBookListHolder

    editorNoteBookListHolder isNil ifTrue:[

        editorNoteBookListHolder := #() asValue.

    ].

    ^ editorNoteBookListHolder

!

environment

    ^ Smalltalk

!

modified

    "check for modified code by asking the editTextView;

     this one returns true if ever modified - even if

     (i.e. not really modified).

     Use #reallyModified if the contents should be compared

     against the original contents"

    |v|

    self anySpecialEditorModified ifTrue:[^ true].

    ^ (v := self codeView) notNil and:[v modified]

!

modified:aBoolean

    |codeView|

    (codeView := self codeView) notNil ifTrue:[

        codeView modified:aBoolean

    ].

    specialEditors notNil ifTrue:[

        specialEditors do:[:anEditor | 

            anEditor application modified:aBoolean

        ].    

    ].

!

realModifiedState

!

realModifiedState:aBoolean

!

selectedEditorNoteBookTabIndexHolder

    selectedEditorNoteBookTabIndexHolder isNil ifTrue:[

        selectedEditorNoteBookTabIndexHolder := 1 asValue.

    ].

    ^ selectedEditorNoteBookTabIndexHolder

! !

!NavigationState methodsFor:'accessing-selection'!

theSingleSelectedClass

    "if only one class is selected, return it.

     Otherwise, return nil"

    |classes|

    classes := self selectedClasses value.

    classes size == 1 ifTrue:[

        ^ classes first

    ].

    ^ nil

!

theSingleSelectedMethod

    "if only one method is selected, return it.

     Otherwise, return nil"

    |methods|

    methods := self selectedMethods value.

    methods size == 1 ifTrue:[

        ^ methods first

    ].

    ^ nil

! !

!NavigationState methodsFor:'accessing-subApps'!

applicationOfComponent:aComponentName

    ^ self applicationOfComponent:aComponentName or:nil

!

applicationOfComponent:aComponentName or:anotherComponentName

    |builder view|

    canvas isNil ifTrue:[^ nil].

    builder := canvas builder.

    view := builder findVisibleComponentAt:aComponentName.

    (view isNil and:[anotherComponentName notNil]) ifTrue:[

        view := builder findVisibleComponentAt:anotherComponentName.

    ].

    view notNil ifTrue:[

        ^ view application

    ].

    ^ nil

!

classCategoryListApplication

    ^ self applicationOfComponent:#ClassCategoryList

!

classListApplication

    ^ self applicationOfComponent:#ClassList

!

metaToggleComponent

    ^ canvas builder findComponentAt:#ClassToggle.

!

methodCategoryListApplication

    ^ self applicationOfComponent:#MethodCategoryList

!

methodListApplication

    ^ self applicationOfComponent:#MethodList

!

nameSpaceListApplication

    ^ self applicationOfComponent:#NamespaceList or:#PseudoNamespaceList

!

projectListApplication

    ^ self applicationOfComponent:#ProjectList or:#PseudoProjectList

!

variableListApplication

    ^ self applicationOfComponent:#VariableList 

!

versionDiffApplication

    ^ versionDiffApplication

!

versionDiffApplication:anApplication

    versionDiffApplication := anApplication

! !

!NavigationState methodsFor:'accessing-subViews'!

anySpecialEditorModified

    specialEditors notNil ifTrue:[

        ^ specialEditors contains:[:anEditor | anEditor application isModified].    

    ].

    ^ false

!

codeView

    codeView isNil ifTrue:[

        self setUpScrollableCodeView

    ].

    ^ codeView

!

doSaveInSpecialEditors

    specialEditors notNil ifTrue:[

        specialEditors do:[:anEditor | 

            anEditor application isModified ifTrue:[

                anEditor application save.

                ^ self.

            ]

        ].    

    ].

!

getCodeView

    ^ codeView

!

scrollableCodeView

    scrollableCodeView isNil ifTrue:[

        self setUpScrollableCodeView.

    ].

    ^ scrollableCodeView

!

setUpScrollableCodeView

    scrollableCodeView isNil ifTrue:[

        scrollableCodeView := HVScrollableView for:CodeView.

        scrollableCodeView name:'CodeView'.

        scrollableCodeView horizontalMini:true.

        codeView := scrollableCodeView scrolledView.

        codeView modifiedChannel:self codeModifiedHolder.

        codeView model: self codeHolder.

    ].

    ^ scrollableCodeView

!

specialEditorCanvasClassForResourceType:resourceTypeSymbol

    resourceTypeSymbol == #image ifTrue:[

        ^ ImageEditor.

    ].

    resourceTypeSymbol == #menu ifTrue:[

        ^ MenuEditor.

    ].

    resourceTypeSymbol == #help ifTrue:[

        ^ UIHelpTool.

    ].

    resourceTypeSymbol == #canvas ifTrue:[

        ^ UIPainter.

    ].

    resourceTypeSymbol == #tableColumns ifTrue:[

        ^ DataSetBuilder.

    ].

    ^ nil

!

specialEditorCanvasForResourceType:resourceTypeSymbol

    |appClass app editorView|

    specialEditors isNil ifTrue:[

        specialEditors := Dictionary new.    

    ].

    editorView := specialEditors at:resourceTypeSymbol ifAbsent:nil.

    editorView isNil ifTrue:[

        appClass := self specialEditorCanvasClassForResourceType:resourceTypeSymbol.

        appClass notNil ifTrue:[

            app := appClass new.

            app masterApplication:self canvas application.

            app infoLabelHolder:(self canvas application infoLabelHolder).

            editorView := ApplicationSubView new.

            editorView buildMenu:true.

            editorView client:app.

            app builder window:editorView.

            specialEditors at:resourceTypeSymbol put:editorView.

        ].

    ].

    ^ editorView

! !

!NavigationState methodsFor:'aspects'!

categoryList

    categoryList isNil ifTrue:[

        categoryList := nil asValue.

    ].

    ^ categoryList

    "Modified: / 25.2.2000 / 01:35:42 / cg"

    "Created: / 25.2.2000 / 01:57:45 / cg"

!

categoryListGenerator

    categoryListGenerator isNil ifTrue:[

        categoryListGenerator := nil asValue.

    ].

    ^ categoryListGenerator

    "Created: / 25.2.2000 / 01:34:30 / cg"

    "Modified: / 25.2.2000 / 01:35:42 / cg"

!

classDocumentationHolder

    classDocumentationHolder isNil ifTrue:[

        classDocumentationHolder := nil asValue.

    ].

    ^ classDocumentationHolder

!

classHierarchyTopClass

    classHierarchyTopClass isNil ifTrue:[

        classHierarchyTopClass := nil asValue.

    ].

    ^ classHierarchyTopClass

!

classList

    classList isNil ifTrue:[

        classList := nil asValue.

    ].

    ^ classList

    "Created: / 25.2.2000 / 01:57:28 / cg"

!

classListGenerator

    classListGenerator isNil ifTrue:[

        classListGenerator := nil asValue.

    ].

    ^ classListGenerator

!

classListPerNameSpaceGenerator

    classListPerNameSpaceGenerator isNil ifTrue:[

        classListPerNameSpaceGenerator := nil asValue.

    ].

    ^ classListPerNameSpaceGenerator

    "Created: / 18.8.2000 / 14:15:34 / cg"

!

codeHolder

    codeHolder isNil ifTrue:[

        codeHolder := nil asValue.

    ].

    ^ codeHolder

!

codeModifiedHolder

    codeModifiedHolder isNil ifTrue:[

        codeModifiedHolder := false asValue.

    ].

    ^ codeModifiedHolder

!

cursorColLabelHolder

    cursorColLabelHolder isNil ifTrue:[

"/        self codeView isNil ifTrue:[^ nil].

        cursorColLabelHolder := BlockValue 

                                    with:[:v | v printString]

                                    argument:self codeView cursorColHolder.

    ].

    ^ cursorColLabelHolder

!

cursorLineLabelHolder

    cursorLineLabelHolder isNil ifTrue:[

"/        self codeView isNil ifTrue:[^ nil].