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docstructt.tcl
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1996-08-29
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#---------------------------------------------------------------------------
#
# (c) Westmount Technology 1994
#
# File: @(#)docstructt.tcl /main/hindenburg/1
# Author: <generated>
# Description:
#---------------------------------------------------------------------------
# SccsId = @(#)docstructt.tcl /main/hindenburg/1 29 Aug 1996 Copyright 1994 Westmount Technology
# Start user added include file section
# End user added include file section
Class DocStructTree : {BrowsTree} {
constructor
method destructor
method dropEvent
method dialog
attribute _dialog
}
constructor DocStructTree {class this name} {
set this [BrowsTree::constructor $class $this $name]
# Start constructor user section
$this config \
-selectionChanged {[%this dialog] selectionChanged} \
-destinationSet "SECTION dropEvent" \
-font "[m4_var get M4_font -context desk]"
# End constructor user section
return $this
}
method DocStructTree::destructor {this} {
set ref [$this _dialog]
if {$ref != ""} {
$ref _structure ""
}
# Start destructor user section
# End destructor user section
}
method DocStructTree::dropEvent {this section srcIsDst droppedAfterObj droppedBeforeObj} {
# Skip if dragged from other tool
if {! $srcIsDst} {
return
}
# The root node can not be dragged
if {"[$section parent]" == ""} {
return
}
# Cannot drop before the root node
if {"$droppedAfterObj" == ""} {
return
}
# Update the section's parent and index
set newParent [$droppedAfterObj parent]
if {("$newParent" == "") ||
("$droppedBeforeObj" != "" &&
"[$droppedBeforeObj parent]" != "$newParent")} {
set newParent $droppedAfterObj
set index 0
} else {
set index [expr [$droppedAfterObj index] + 1]
}
if {! [$section setParent $newParent]} {
return
}
if {[$section index] != $index} {
$section index $index
}
}
# Do not delete this line -- regeneration end marker
method DocStructTree::dialog {this args} {
if {$args == ""} {
return [$this _dialog]
}
set ref [$this _dialog]
if {$ref != ""} {
$ref _structure ""
}
set obj [lindex $args 0]
if {$obj != ""} {
$obj _structure $this
}
$this _dialog $obj
}