"

 COPYRIGHT (c) 1995 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.

"

ApplicationModel subclass:#UILayoutTool

	instanceVariableNames:'modifiedHolder aspects selection layoutView tabList'

	classVariableNames:''

	poolDictionaries:''

	category:'Interface-UIPainter'

!

ApplicationModel subclass:#AlignmentOrigin

	instanceVariableNames:''

	classVariableNames:''

	poolDictionaries:''

	privateIn:UILayoutTool

!

ApplicationModel subclass:#Extent

	instanceVariableNames:''

	classVariableNames:''

	poolDictionaries:''

	privateIn:UILayoutTool

!

ApplicationModel subclass:#LayoutFrame

	instanceVariableNames:''

	classVariableNames:''

	poolDictionaries:''

	privateIn:UILayoutTool

!

ApplicationModel subclass:#LayoutOrigin

	instanceVariableNames:''

	classVariableNames:''

	poolDictionaries:''

	privateIn:UILayoutTool

!

ApplicationModel subclass:#Point

	instanceVariableNames:''

	classVariableNames:''

	poolDictionaries:''

	privateIn:UILayoutTool

!

ApplicationModel subclass:#Rectangle

	instanceVariableNames:''

	classVariableNames:''

	poolDictionaries:''

	privateIn:UILayoutTool

!

!UILayoutTool class methodsFor:'documentation'!

copyright

"

 COPYRIGHT (c) 1995 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

"

    used by the UIPainter to manipulate the layout of the selected component

    [author:]

        Claus Atzkern

    [see also:]

        UIPainter

        UIHelpTool

        UISpecificationTool

"

! !

!UILayoutTool class methodsFor:'constants'!

label

    ^ 'Layout'

! !

!UILayoutTool class methodsFor:'help specs'!

helpSpec

    "return a dictionary filled with helpKey -> helptext associations.

     These are used by the activeHelp tool.

    "

  ^ super helpSpec addPairsFrom:#(

#leftAbsolute

'offset of the left edge; positive

is to the right, negative to the left'

#originY

'absolute origin y'

#cornerY

'absolute corner y'

#makeLeftAbsolute

'compute current left offset and relative

origin x to an absolute origin x'

#topAbsolute

'offset of the top edge; positive

is to the bottom, negative to the top'

#makeTopRelative

'compute current relative origin y and offset

of the top edge to a relative origin y'

#leftRelative

'relative origin x'

#makeLeftRelative

'compute current relative origin x and offset

of the left edge to a relative origin x'

#topRelative

'relative origin y'

#originX

'absolute origin x'

#cornerX

'absolute corner x'

#layoutTool

'tool to set the layout of the component'

#makeTopAbsolute

'compute current top offset and relative

origin y to an absolute origin y'

)

! !

!UILayoutTool class methodsFor:'interface specs'!

layoutOriginSpec

    "this window spec was automatically generated by the ST/X UIPainter"

    "do not manually edit this - the painter/builder may not be able to

     handle the specification if its corrupted."

    "

     UIPainter new openOnClass:self andSelector:#layoutOriginSpec

     self new openInterface:#layoutOriginSpec

    "

    <resource: #canvas>

    ^

       #(#FullSpec

          #'window:' 

           #(#WindowSpec

              #'name:' 'uIPainterView'

              #'layout:' #(#LayoutFrame 0 0.0 0 0.0 0 1.0 0 1.0)

              #'label:' 'unnamed'

              #'bounds:' #(#Rectangle 0 0 258 93)

          )

          #'component:' 

           #(#SpecCollection

              #'collection:' 

               #(

                 #(#LabelSpec

                    #'name:' 'labelRelative'

                    #'layout:' #(#Point 57 12)

                    #'label:' 'relative'

                )

                 #(#LabelSpec

                    #'name:' 'labelAbsolute'

                    #'layout:' #(#Point 154 13)

                    #'label:' 'offset'

                )

                 #(#LabelSpec

                    #'name:' 'labelLeft'

                    #'layout:' #(#AlignmentOrigin 52 0 44 0 1 0)

                    #'label:' 'left'

                )

                 #(#InputFieldSpec

                    #'name:' 'fieldLeftFraction'

                    #'layout:' #(#LayoutFrame 57 0 44 0 114 0 62 0)

                    #'activeHelpKey:' #leftRelative

                    #'tabable:' true

                    #'model:' #leftFraction

                    #'type:' #numberOrNil

                )

                 #(#ActionButtonSpec

                    #'name:' 'actionRelativeLeft'

                    #'layout:' #(#LayoutFrame 119 0 44 0 138 0 62 0)

                    #'activeHelpKey:' #makeLeftRelative

                    #'model:' #relativeLeft

                )

                 #(#InputFieldSpec

                    #'name:' 'fieldLeftOffset'

                    #'layout:' #(#LayoutFrame 154 0 44 0 212 0 62 0)

                    #'activeHelpKey:' #leftAbsolute

                    #'tabable:' true

                    #'model:' #leftOffset

                    #'type:' #numberOrNil

                )

                 #(#ActionButtonSpec

                    #'name:' 'actionAbsoluteLeft'

                    #'layout:' #(#LayoutFrame 216 0 44 0 235 0 62 0)

                    #'activeHelpKey:' #makeLeftAbsolute

                    #'model:' #absoluteLeft

                )

                 #(#LabelSpec

                    #'name:' 'labelTop'

                    #'layout:' #(#AlignmentOrigin 52 0 71 0 1 0)

                    #'label:' 'top'

                )

                 #(#InputFieldSpec

                    #'name:' 'fieldTopFraction'

                    #'layout:' #(#LayoutFrame 57 0 71 0 114 0 89 0)

                    #'activeHelpKey:' #topRelative

                    #'tabable:' true

                    #'model:' #topFraction

                    #'type:' #numberOrNil

                )

                 #(#ActionButtonSpec

                    #'name:' 'actionRelativeTop'

                    #'layout:' #(#LayoutFrame 119 0 71 0 138 0 89 0)

                    #'activeHelpKey:' #makeTopRelative

                    #'model:' #relativeTop

                )

                 #(#InputFieldSpec

                    #'name:' 'fieldTopOffset'

                    #'layout:' #(#LayoutFrame 154 0 71 0 212 0 89 0)

                    #'activeHelpKey:' #topAbsolute

                    #'tabable:' true

                    #'model:' #topOffset

                    #'type:' #numberOrNil

                )

                 #(#ActionButtonSpec

                    #'name:' 'actionAbsoluteTop'

                    #'layout:' #(#LayoutFrame 216 0 71 0 235 0 89 0)

                    #'activeHelpKey:' #makeTopAbsolute

                    #'model:' #absoluteTop

                )

              )

          )

      )

!

layoutPointSpec

    "this window spec was automatically generated by the ST/X UIPainter"

    "do not manually edit this - the painter/builder may not be able to

     handle the specification if its corrupted."

    "

     UIPainter new openOnClass:self andSelector:#layoutPointSpec

     self new openInterface:#layoutPointSpec

    "

    <resource: #canvas>

    ^

       #(#FullSpec

          #'window:' 

           #(#WindowSpec

              #'name:' 'uIPainterView'

              #'layout:' #(#LayoutFrame 0 0.0 0 0.0 0 1.0 0 1.0)

              #'label:' 'unnamed'

              #'bounds:' #(#Rectangle 0 0 194 66)

          )

          #'component:' 

           #(#SpecCollection

              #'collection:' 

               #(

                 #(#LabelSpec

                    #'name:' 'labelOriginX'

                    #'layout:' #(#AlignmentOrigin 75 0 19 0 1 0)

                    #'label:' 'origin x:'

                )

                 #(#InputFieldSpec

                    #'name:' 'fieldOriginX'

                    #'layout:' #(#LayoutFrame 77 0 19 0 170 0 37 0)

                    #'activeHelpKey:' #originX

                    #'tabable:' true

                    #'model:' #leftOffset

                    #'type:' #numberOrNil

                )

                 #(#LabelSpec

                    #'name:' 'labelOriginY'

                    #'layout:' #(#AlignmentOrigin 75 0 46 0 1 0)

                    #'label:' 'origin y:'

                )

                 #(#InputFieldSpec

                    #'name:' 'fieldOriginY'

                    #'layout:' #(#LayoutFrame 77 0 46 0 170 0 64 0)

                    #'activeHelpKey:' #originY

                    #'tabable:' true

                    #'model:' #topOffset

                    #'type:' #numberOrNil

                )

              )

          )

      )

!

slices

    ^ #(

        ( 'Frame'          LayoutFrame)

        ( 'Origin'         LayoutOrigin)

        ( 'Alig.Origin'    AlignmentOrigin)

        ( 'Point'          Point)

        ( 'Rectangle'      Rectangle)

        ( 'Extent'         Extent)

       ) 

!

windowSpec

    "this window spec was automatically generated by the ST/X UIPainter"

    "do not manually edit this - the painter/builder may not be able to

     handle the specification if its corrupted."

    "

     UIPainter new openOnClass:UILayoutTool andSelector:#windowSpec

     UILayoutTool new openInterface:#windowSpec

    "

    "UILayoutTool open"

    <resource: #canvas>

    ^

       #(#FullSpec

          #'window:' 

           #(#WindowSpec

              #'name:' 'uIPainterView'

              #'layout:' #(#LayoutFrame 0 0.0 0 0.0 0 1.0 0 1.0)

              #'label:' 'unnamed canvas'

              #'bounds:' #(#Rectangle 0 0 300 300)

          )

          #'component:' 

           #(#SpecCollection

              #'collection:' 

               #(

                 #(#NoteBookViewSpec

                    #'name:' 'NoteBook'

                    #'layout:' #(#LayoutFrame 0 0.0 0 0.0 0 1.0 0 1.0)

                    #'activeHelpKey:' #layoutTool

                    #'enableChannel:' #enableChannel

                    #'tabable:' true

                    #'menu:' #noteBookList

                    #'style:' 

                     #(#FontDescription

                        #helvetica #medium

                        #roman #'10'

                    )

                    #'model:' #noteBookModel

                    #'tabWidget:' #Window

                    #'direction:' #bottom

                    #'canvas:' #noteBookView

                )

              )

          )

      )

! !

!UILayoutTool methodsFor:'accessing'!

layout

    "returns configued layout or nil

    "

    |appl|

    (appl := self noteBookView application) notNil ifTrue:[

        ^ appl layout

    ].

  ^ nil

!

layoutType

    "returns current layout type or nil

    "

    |slice|

    (slice := self selectedSlice) notNil ifTrue:[

        ^ slice last

    ].

  ^ nil

!

layoutView

    "returns current edited view

    "

    ^ layoutView

!

layoutView:aView

    "change current edited view

    "

    |type name list|

    layoutView := aView.

    (type := UIPainterView layoutType:layoutView) notNil ifTrue:[

        self class slices findFirst:[:e|

            e last == type ifTrue:[name := e first. true]

        ].

        list := tabList.

        type == #Extent ifTrue:[

            aView superView specClass isLayoutContainer ifTrue:[

                list := Array with:name

            ] ifFalse:[

                list := list copyWith:name

            ]

        ]

    ].

    self noteBookList  value:list.

    self noteBookModel value:name.

    self update.

!

modifiedHolder:aValueHolder

    "set the value holder set to true in case of modifying attributes

    "

    modifiedHolder notNil ifTrue:[

        modifiedHolder removeDependent:self. 

    ].

    (modifiedHolder := aValueHolder) notNil ifTrue:[

        modifiedHolder addDependent:self.

    ].

!

update

    "update from view

    "

    |view appl|

    selection notNil ifTrue:[

        (view := self layoutView) notNil ifTrue:[

            (appl := self noteBookView application) notNil ifTrue:[

                appl fetch:view

            ]

        ]

    ].

! !

!UILayoutTool methodsFor:'aspects'!

aspectFor:aKey

    "returns aspect for a key or nil

    "

  ^ aspects at:aKey ifAbsent:[ super aspectFor:aKey ]

!

noteBookList

    "returns list of tab labels

    "

    |holder|

    (holder := builder bindingAt:#noteBookList) isNil ifTrue:[

        holder := nil asValue.

        builder aspectAt:#noteBookList put:holder

    ].

  ^ holder

!

noteBookModel

    "automatically generated by UIPainter ..."

    |holder|

    (holder := builder bindingAt:#noteBookModel) isNil ifTrue:[

        holder := AspectAdaptor new subject:self; forAspect:#selection.

        builder aspectAt:#noteBookModel put:holder.

    ].

    ^ holder

!