"

 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

    "This resource specification was automatically generated

     by the UIHelpTool of ST/X."

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

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

    "

     UIHelpTool openOnClass:UILayoutTool    

    "

    <resource: #help>

    ^super helpSpec addPairsFrom:#(

#cornerX

'Absolute corner x of the selected widget.'

#cornerY

'Absolute corner y of the selected widget.'

#layoutTool

'Tool to set the layout of the selected widget.'

#leftAbsolute

'Offset of the left edge; positive is to the right, negative to the left.'

#leftRelative

'Relative origin x of the selected widget.'

#makeLeftAbsolute

'Computes current left offset and relative origin x to an absolute origin x.'

#makeLeftRelative

'Compute current relative origin x and offset of the left edge to a relative origin x.'

#makeTopAbsolute

'Computes current top offset and relative origin y to an absolute origin y.'

#makeTopRelative

'Computes current relative origin y and offset of the top edge to a relative origin y.'

#originX

'Absolute origin x of the selected widget.'

#originY

'Absolute origin y of the selected widget.'

#topAbsolute

'Offset of the top edge; positive is to the bottom, negative to the top.'

#topRelative

'Relative origin y of the selected widget.'

)

! !

!UILayoutTool class methodsFor:'interface specs'!

layoutOriginSpec

    "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:UILayoutTool andSelector:#layoutOriginSpec

     UILayoutTool new openInterface:#layoutOriginSpec

    "

    <resource: #canvas>

    ^

       #(#FullSpec

          #window: 

           #(#WindowSpec

              #name: 'UILayoutTool'

              #layout: #(#LayoutFrame 509 0 293 0 771 0 395 0)

              #label: 'UILayoutTool'

              #min: #(#Point 10 10)

              #max: #(#Point 1152 900)

              #bounds: #(#Rectangle 509 293 772 396)

              #usePreferredExtent: false

          )

          #component: 

           #(#SpecCollection

              #collection: 

               #(

                 #(#LabelSpec

                    #name: 'labelRelative'

                    #layout: #(#Point 80 12)

                    #label: 'Relative:'

                )

                 #(#LabelSpec

                    #name: 'labelAbsolute'

                    #layout: #(#Point 177 13)

                    #label: 'Offset:'

                )

                 #(#LabelSpec

                    #name: 'labelLeft'

                    #layout: #(#AlignmentOrigin 78 0 39 0 1 0)

                    #label: 'Left:'

                )

                 #(#InputFieldSpec

                    #name: 'fieldLeftFraction'

                    #layout: #(#LayoutFrame 80 0 36 0 137 0 58 0)

                    #activeHelpKey: #leftRelative

                    #tabable: true

                    #model: #leftFraction

                    #type: #numberOrNil

                )

                 #(#ActionButtonSpec

                    #name: 'actionRelativeLeft'

                    #layout: #(#LayoutFrame 142 0 36 0 161 0 54 0)

                    #activeHelpKey: #makeLeftRelative

                    #model: #relativeLeft

                )

                 #(#InputFieldSpec

                    #name: 'fieldLeftOffset'

                    #layout: #(#LayoutFrame 177 0 36 0 235 0 58 0)

                    #activeHelpKey: #leftAbsolute

                    #tabable: true

                    #model: #leftOffset

                    #type: #numberOrNil

                )

                 #(#ActionButtonSpec

                    #name: 'actionAbsoluteLeft'

                    #layout: #(#LayoutFrame 239 0 36 0 258 0 54 0)

                    #activeHelpKey: #makeLeftAbsolute

                    #model: #absoluteLeft

                )

                 #(#LabelSpec

                    #name: 'labelTop'

                    #layout: #(#AlignmentOrigin 78 0 66 0 1 0)

                    #label: 'Top:'

                )

                 #(#InputFieldSpec

                    #name: 'fieldTopFraction'

                    #layout: #(#LayoutFrame 80 0 63 0 137 0 85 0)

                    #activeHelpKey: #topRelative

                    #tabable: true

                    #model: #topFraction

                    #type: #numberOrNil

                )

                 #(#ActionButtonSpec

                    #name: 'actionRelativeTop'

                    #layout: #(#LayoutFrame 142 0 63 0 161 0 81 0)

                    #activeHelpKey: #makeTopRelative

                    #model: #relativeTop

                )

                 #(#InputFieldSpec

                    #name: 'fieldTopOffset'

                    #layout: #(#LayoutFrame 177 0 63 0 235 0 85 0)

                    #activeHelpKey: #topAbsolute

                    #tabable: true

                    #model: #topOffset

                    #type: #numberOrNil

                )

                 #(#ActionButtonSpec

                    #name: 'actionAbsoluteTop'

                    #layout: #(#LayoutFrame 239 0 63 0 258 0 81 0)

                    #activeHelpKey: #makeTopAbsolute

                    #model: #absoluteTop

                )

              )

          )

      )

!

layoutPointSpec

    "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:UILayoutTool andSelector:#layoutPointSpec

     UILayoutTool new openInterface:#layoutPointSpec

    "

    <resource: #canvas>

    ^

       #(#FullSpec

          #window: 

           #(#WindowSpec

              #name: 'UILayoutTool'

              #layout: #(#LayoutFrame 565 0 276 0 754 0 352 0)

              #label: 'UILayoutTool'

              #min: #(#Point 10 10)

              #max: #(#Point 1152 900)

              #bounds: #(#Rectangle 565 276 755 353)

              #usePreferredExtent: false

          )

          #component: 

           #(#SpecCollection

              #collection: 

               #(

                 #(#LabelSpec

                    #name: 'labelOriginX'

                    #layout: #(#AlignmentOrigin 78 0 23 0 1 0)

                    #label: 'Origin x:'

                )

                 #(#InputFieldSpec

                    #name: 'fieldOriginX'

                    #layout: #(#LayoutFrame 80 0 20 0 173 0 42 0)

                    #activeHelpKey: #originX

                    #tabable: true

                    #model: #leftOffset

                    #type: #numberOrNil

                )

                 #(#LabelSpec

                    #name: 'labelOriginY'

                    #layout: #(#AlignmentOrigin 78 0 50 0 1 0)

                    #label: 'Origin y:'

                )

                 #(#InputFieldSpec

                    #name: 'fieldOriginY'

                    #layout: #(#LayoutFrame 80 0 47 0 173 0 69 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 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:UILayoutTool andSelector:#windowSpec

     UILayoutTool new openInterface:#windowSpec

     UILayoutTool open

    "

    <resource: #canvas>

    ^

       #(#FullSpec

          #window: 

           #(#WindowSpec

              #name: 'UILayoutTool'

              #layout: #(#LayoutFrame 571 0 290 0 870 0 589 0)

              #label: 'UILayoutTool'

              #min: #(#Point 10 10)

              #max: #(#Point 1152 900)

              #bounds: #(#Rectangle 571 290 871 590)

              #usePreferredExtent: false

          )

          #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

                    #model: #noteBookModel

                    #menu: #noteBookList

                    #style: #(#FontDescription #helvetica #medium #roman #'10')

                    #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

    "

    self layoutView:aView type:nil

!

layoutView:aView type:aTypeOrNil

    "change current edited view

    "

    |type name list|

    layoutView := aView.

    aTypeOrNil notNil ifTrue:[

        self class slices findFirst:[:e|

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

        ].

        list := Array with:name

    ] ifFalse:[

        (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'!