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# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
# EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
# 
# This license will be governed by the laws of the Commonwealth of Virginia,
# without reference to its choice of law rules.

proc nodeCreate { nodeframe nodename nodelabel clusterframe {nodeType NOMOM_SNODE} {viewType "FULL"} } {

        global canvas sysinfo

	if {[string compare $nodeframe ""] == 0 || \
	    		[string compare $nodename ""] == 0} {
		return
	}

        set sysframe ""
        if {[string compare $clusterframe ""] != 0} {
                set sysframe [clusterSystemFrameGet $clusterframe]
                systemNodeFramePut $sysframe $nodename $nodeframe $viewType
        }
        nodeNamePut $nodeframe $nodename
        nodeViewTypePut $nodeframe $viewType
        nodeTypePut $nodeframe $nodeType
        nodeClusterFramePut $nodeframe $clusterframe

        switch -exact -- $viewType {
          MIRROR {
                set label_font $canvas(bigLabelFont)
                set label_font_width $canvas(bigLabelFontWidth)
                set label_font_height $canvas(bigLabelFontHeight)
                set text_width $canvas(bigTextFontWidth)
                set text_height $canvas(bigTextFontHeight)
                set maxWidth $canvas(mirrorMaxWidth)
                set maxHeight $canvas(mirrorMaxHeight)
          }
          FULL   {
                set label_font $canvas(smallLabelFont)
                set label_font_width $canvas(smallLabelFontWidth)
                set label_font_height $canvas(smallLabelFontHeight)
                set text_width $canvas(smallTextFontWidth)
                set text_height $canvas(smallTextFontHeight)
                set maxWidth $canvas(nodeMaxWidth)
                set maxHeight $canvas(nodeMaxHeight)
          }
          ICON   {
                set label_font $canvas(smallLabelFont)
                set label_font_width $canvas(smallLabelFontWidth)
                set label_font_height $canvas(smallLabelFontHeight)
                set text_width $canvas(smallTextFontWidth)
                set text_height $canvas(smallTextFontHeight)
                set maxWidth $canvas(iconMaxWidth)
                set maxHeight $canvas(iconMaxHeight)
          }
          default {
		return
          }
        }
        set basicWidth $maxWidth
        set basicHeight $maxHeight

        frame $nodeframe -class Small

        frame $nodeframe.cf -borderwidth 0
        frame $nodeframe.cf.c -class SmallCanvas
        frame $nodeframe.cf.y -borderwidth 0
        frame $nodeframe.cf.x -borderwidth 0

        frame $nodeframe.lf -class SmallLabel -borderwidth 0 -relief flat

        set nodelabel2 $nodelabel
        if { [string compare $viewType "ICON"] == 0 } {
                set nodelabel2 [lindex [split $nodelabel .] 0]
                label $nodeframe.lf.label -text $nodelabel2 -justify left \
                                                -font $label_font -anchor nw
        } else {
                label $nodeframe.lf.label -text $nodelabel2 -justify center \
                                                -font $label_font -anchor c
        }


        set labelWidth [expr 2*$canvas(smallBd) + 2*$canvas(smallLabelBd) + \
                    $label_font_width*[string length $nodelabel2]]
        set labelHeight [expr $canvas(smallBd) + 2*$canvas(smallLabelBd) + \
                             + $label_font_height]

        canvas $nodeframe.cf.c.canvas -width $basicWidth -height $basicHeight \
                -xscrollcommand [list $nodeframe.cf.x.xscroll set] \
                -yscrollcommand [list $nodeframe.cf.y.yscroll set] \
                -confine 1
        nodeCanvasPut $nodeframe $nodeframe.cf.c.canvas

        set sysinfo(nodeframe,$nodeframe.cf.c.canvas) $nodeframe
        bind_canvas $nodeframe.cf.c.canvas

        set nodestat [systemNodeStatusGet $sysframe $nodename]
        if { [string compare $nodeType MOM] == 0 || \
	     			[string compare $nodeType MOM_SNODE] == 0} {
                if {[string compare $viewType MIRROR] != 0 } {
                  nodeUpdateStat $sysframe $nodename $nodestat NOINFO
                } else {
                  nodeNoInfo $nodeframe
                }
        } else {
                if {[string compare $viewType MIRROR] != 0} {
                  nodeUpdateStat $sysframe $nodename $nodestat FREE
                } else {
                  nodeUp $nodeframe
                }
        }

        set canvasFrameWidth [expr $canvas(smallBd) + \
                                   2*$canvas(smallCanvasBd)]
        set canvasFrameHeight [expr 2*$canvas(smallCanvasBd)]
        scrollbar $nodeframe.cf.x.xscroll -orient horizontal \
                -relief $canvas(smallScrollRelief) \
                -borderwidth $canvas(smallScrollBd) \
                -background $canvas(smallScrollBg) \
                -width $text_height \
                -command [list $nodeframe.cf.c.canvas xview]

        set scrollHeight [expr $canvas(smallBd) + \
              2*[lindex [$nodeframe.cf.x.xscroll configure -borderwidth] end] \
                + [lindex [$nodeframe.cf.x.xscroll configure -width] end]]
        $nodeframe.cf.x configure -height $scrollHeight

        scrollbar $nodeframe.cf.y.yscroll -orient vertical \
                        -relief $canvas(smallScrollRelief) \
                        -borderwidth $canvas(smallScrollBd) \
                        -background $canvas(smallScrollBg) \
                        -width $text_height \
                        -command [list $nodeframe.cf.c.canvas yview]

        set scrollWidth [expr $canvas(smallBd) + \
               2*[lindex [$nodeframe.cf.y.yscroll configure -borderwidth] end] \
               + [lindex [$nodeframe.cf.y.yscroll configure -width] end]]
        $nodeframe.cf.y configure -width $scrollWidth
        nodeLabelPut    $nodeframe $nodeframe.lf.label
        nodeLabelFramePut $nodeframe $nodeframe.lf
        nodeCanvasFramePut $nodeframe $nodeframe.cf.c
        nodeMainFramePut $nodeframe $nodeframe.cf
        nodeXscrollPut  $nodeframe $nodeframe.cf.x.xscroll
        nodeXscrollFramePut $nodeframe $nodeframe.cf.x
        nodeYscrollPut  $nodeframe $nodeframe.cf.y.yscroll
        nodeYscrollFramePut $nodeframe $nodeframe.cf.y
        nodeXposPut     $nodeframe 0
        nodeYposPut     $nodeframe 0
        nodeScrollRegionWidthPut $nodeframe 0
        nodeScrollRegionHeightPut $nodeframe 0
        nodeOffsetWidthPut $nodeframe 0
        nodeNextPut $nodeframe ""
        nodeRefreshPut $nodeframe 0

        pack $nodeframe.lf.label -fill both -expand true -padx 0 -pady 0 -ipadx 0 -ipady 0 -anchor nw
        pack $nodeframe.cf.c.canvas -fill both -padx 0 -pady 0 -ipadx 0 -ipady 0
        pack $nodeframe.cf.y -side right -fill  y -padx 0 -pady 0 -ipadx 0 -ipady 0
        pack $nodeframe.cf.x -side bottom -fill x -padx 0 -pady 0 -ipadx 0 -ipady 0
        pack $nodeframe.cf.c -expand true -fill both -padx 0 -pady 0 -ipadx 0 -ipady 0
        pack $nodeframe.lf $nodeframe.cf -side top -fill both -expand true -padx 0 -pady 0 -ipadx 0 -ipady 0

        pack $nodeframe -expand true -fill both -padx 0 -pady 0 -ipadx 0 -ipady 0

        set width [expr $canvasFrameWidth + $basicWidth + $scrollWidth]

        if {$labelWidth > $width} {
                set width $labelWidth
        }
        nodeCanvasWidthPut $nodeframe $basicWidth
        nodeDisplayWidthPut $nodeframe $width
        if {$width > $maxWidth} {
                set canvWidth [expr $maxWidth - \
                                    $canvasFrameWidth - $scrollWidth]
                if {$canvWidth > 0} {
                        nodeCanvasWidthPut $nodeframe $canvWidth
                        nodeDisplayWidthPut $nodeframe $maxWidth
                        $nodeframe.cf.c.canvas configure -width $canvWidth
                        set width $maxWidth
                }
        }

        set  height [expr $labelHeight + $canvasFrameHeight + $basicHeight + \
                                                                  $scrollHeight]

        nodeCanvasHeightPut $nodeframe $basicHeight
        nodeDisplayHeightPut $nodeframe $height
        if {$height > $maxHeight} {
                set canvHeight [expr $maxHeight - \
                             $labelHeight - $canvasFrameHeight - $scrollHeight]
                if {$canvHeight > 0} {
                        nodeCanvasHeightPut $nodeframe $canvHeight
                        nodeDisplayHeightPut $nodeframe $maxHeight
                        $nodeframe.cf.c.canvas configure -height $canvHeight
                        set height $maxHeight
                }
        }

        if {[string compare $viewType ICON] == 0} {
                nodeCoverCanvas $nodeframe
        } else {
                nodeUnCoverCanvas $nodeframe
        }

        return [list $width $height]
}

proc nodeAddWidth {nodeframe incr} {
        global canvas

        if {[string compare $nodeframe ""] == 0 || \
	    				![regexp {[0-9]+} $incr]} {
                return
        }
        set vtype [nodeViewTypeGet $nodeframe]

        switch -exact -- $vtype {
          MIRROR {
                set maxWidth $canvas(mirrorMaxWidth)
          }
          FULL   {
                set maxWidth $canvas(nodeMaxWidth)
          }
          ICON   {
                set maxWidth $canvas(iconMaxWidth)
          }
	  default {
		return
	  }
        }
        set newDispWidth [expr [nodeDisplayWidthGet $nodeframe] + $incr]

        if {$newDispWidth < $maxWidth } {
                nodeCanvasWidthPut $nodeframe \
                        [expr [nodeCanvasWidthGet $nodeframe] + $incr]
                nodeDisplayWidthPut $nodeframe $newDispWidth
                clusterAddWidth [nodeClusterFrameGet $nodeframe] $incr
        }
}

proc nodeRepack {nodeframe} {
        global canvas

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        set vtype [nodeViewTypeGet $nodeframe]
        switch -exact -- $vtype {
          MIRROR {
                set maxWidth $canvas(mirrorMaxWidth)
          }
          FULL   {
                set maxWidth $canvas(nodeMaxWidth)
          }
          ICON   {
                set maxWidth $canvas(iconMaxWidth)
          }
	  default {
		return
	  }
        }
        set label [nodeLabelGet $nodeframe]
        set labelFrame [nodeLabelFrameGet $nodeframe]
        set c [nodeCanvasGet $nodeframe]
        set canvasFrame [nodeCanvasFrameGet $nodeframe]
        set mainFrame [nodeMainFrameGet $nodeframe]
        set xscroll [nodeXscrollGet $nodeframe]
        set xscrollf [nodeXscrollFrameGet $nodeframe]
        set yscroll [nodeYscrollGet $nodeframe]
        set yscrollf [nodeYscrollFrameGet $nodeframe]
        set clusterf [nodeClusterFrameGet $nodeframe]
        set clusterc [clusterCanvasGet $clusterf]

        if {[string compare $clusterc ""] != 0} {
                catch {pack forget $labelFrame $mainFrame $canvasFrame $xscrollf}
                $clusterc delete $nodeframe
        }

        set canvWidth [nodeCanvasWidthGet $nodeframe]

        set scrollRegionWidth [nodeScrollRegionWidthGet $nodeframe]
        set scrollRegionHeight [nodeScrollRegionHeightGet $nodeframe]
        set canvWidth [nodeCanvasWidthGet $nodeframe]
        set canvHeight [nodeCanvasHeightGet $nodeframe]

        if {$scrollRegionWidth > $canvWidth} {
                catch {pack $xscroll -side bottom -fill x -padx 0 -pady 0 -ipadx 0 -ipady 0}
        } else {
                catch {pack forget $xscroll}
        }

        if {$scrollRegionHeight > $canvHeight} {
                catch {pack $yscroll -side right -fill y -padx 0 -pady 0 -ipadx 0 -ipady 0 -anchor nw}
        } else {
                catch {pack forget $yscroll}
        }
        if {[string compare $clusterc ""] == 0} {
                return
        }

        pack $label -fill both -padx 0 -pady 0 -ipadx 0 -ipady 0
        pack $c -fill both -padx 0 -pady 0 -ipadx 0 -ipady 0
        pack $yscrollf -side right -fill y -padx 0 -pady 0 -ipadx 0 -ipady 0
        pack $xscrollf -side bottom -fill x -padx 0 -pady 0 -ipadx 0 -ipady 0
        pack $canvasFrame -fill both -expand true -padx 0 -pady 0 -ipadx 0 -ipady 0
        pack $labelFrame $mainFrame -side top -fill both -expand true -padx 0 -pady 0 -ipadx 0 -ipady 0

        $c configure -width $canvWidth -height $canvHeight \
                -scrollregion [list 0 0 $scrollRegionWidth $scrollRegionHeight]

        $clusterc create window \
                        [nodeXposGet $nodeframe] \
                        [nodeYposGet $nodeframe] \
                        -window $nodeframe -anchor nw \
                        -tags $nodeframe \
                        -width  [nodeDisplayWidthGet $nodeframe] \
                        -height [nodeDisplayHeightGet $nodeframe]

}

proc nodeReCreate { nodeframe } {

        global canvas sysview

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        set nodename [nodeNameGet $nodeframe]

        set cframe [nodeClusterFrameGet $nodeframe]
        set viewType [nodeViewTypeGet $nodeframe]
        if {[string compare $cframe ""] != 0} {
                set sysframe [clusterSystemFrameGet $cframe]
                set sitename [systemNameGet $sysframe]
                nodeViewTypePut $nodeframe $sysview($sitename)
                systemNodeFramePut $sysframe $nodename $nodeframe $viewType
        }

        switch -exact -- $viewType {
          MIRROR {
                set label_font $canvas(bigLabelFont)
                set label_font_width $canvas(bigLabelFontWidth)
                set label_font_height $canvas(bigLabelFontHeight)
                set maxWidth $canvas(mirrorMaxWidth)
                set maxHeight $canvas(mirrorMaxHeight)
                set text_width $canvas(bigTextFontWidth)
                set text_height $canvas(bigTextFontHeight)
          }
          FULL   {
                set label_font $canvas(smallLabelFont)
                set label_font_width $canvas(smallLabelFontWidth)
                set label_font_height $canvas(smallLabelFontHeight)
                set maxWidth $canvas(nodeMaxWidth)
                set maxHeight $canvas(nodeMaxHeight)
                set text_width $canvas(smallTextFontWidth)
                set text_height $canvas(smallTextFontHeight)
          }
          ICON   {
                set label_font $canvas(smallLabelFont)
                set label_font_width $canvas(smallLabelFontWidth)
                set label_font_height $canvas(smallLabelFontHeight)
                set maxWidth $canvas(iconMaxWidth)
                set maxHeight $canvas(iconMaxHeight)
                set text_width $canvas(smallTextFontWidth)
                set text_height $canvas(smallTextFontHeight)
          }
         default {
                set label_font $canvas(smallLabelFont)
                set label_font_width $canvas(smallLabelFontWidth)
                set label_font_height $canvas(smallLabelFontHeight)
                set text_width $canvas(smallTextFontWidth)
                set text_height $canvas(smallTextFontHeight)
                set maxWidth 0
                set maxHeight 0
          }
        }
        set basicWidth $maxWidth
        set basicHeight $maxHeight

        set nodelabel [nodeLabelGet $nodeframe]
        if { [string compare $viewType "ICON"] == 0 } {
                set nodelabel [lindex [split $nodelabel .] 0]
                $nodeframe.lf.label configure -text $nodelabel -justify left \
                             -font $label_font -anchor nw
        } else {
                set nodelabel [lindex [split $nodelabel .] 0]
                $nodeframe.lf.label configure -text $nodelabel -justify center \
                             -font $label_font -anchor c
        }
        set clusterframe [nodeClusterFrameGet $nodeframe]
        bind_canvas $nodeframe.cf.c.canvas

        set labelWidth \
                    [expr 2*$canvas(smallBd) + 2*$canvas(smallLabelBd) + \
                          $label_font_width*[string length $nodelabel]]
        set labelHeight [expr $canvas(smallBd) + 2*$canvas(smallLabelBd) + \
                                + $label_font_height]

        $nodeframe.cf.c.canvas configure -width $basicWidth \
                -height $basicHeight \
                -xscrollcommand [list $nodeframe.cf.x.xscroll set] \
                -yscrollcommand [list $nodeframe.cf.y.yscroll set] \
                -confine 1


        set nodestat [systemNodeStatusGet $sysframe $nodename]
        set nodetype [nodeTypeGet $nodeframe]
        if { [string compare $nodetype MOM] == 0 || \
				[string compare $nodetype MOM_SNODE] == 0 } {
                if {[string compare $viewType MIRROR] != 0 } {
                  nodeUpdateStat $sysframe $nodename $nodestat NOINFO
                } else {
                  nodeNoInfo $nodeframe
                }
        } else {
                if {[string compare $viewType MIRROR] != 0} {
                  nodeUpdateStat $sysframe $nodename $nodestat FREE
                } else {
                  nodeUp $nodeframe
                }
        }

        set canvasFrameWidth [expr $canvas(smallBd) + \
                                   2*$canvas(smallCanvasBd)]
        set canvasFrameHeight [expr 2*$canvas(smallCanvasBd)]
        $nodeframe.cf.x.xscroll configure \
                -width $text_height \
                -command [list $nodeframe.cf.c.canvas xview]
        set xscroll $nodeframe.cf.x.xscroll

        set scrollHeight [expr $canvas(smallBd) + \
              2*[lindex [$nodeframe.cf.x.xscroll configure -borderwidth] end] \
                + [lindex [$nodeframe.cf.x.xscroll configure -width] end]]
        $nodeframe.cf.x configure -height $scrollHeight

        $nodeframe.cf.y.yscroll configure \
                        -width $text_height \
                        -command [list $nodeframe.cf.c.canvas yview]
        set yscroll $nodeframe.cf.y.yscroll

        set scrollWidth [expr $canvas(smallBd) + \
               2*[lindex [$nodeframe.cf.y.yscroll configure -borderwidth] end] \
               + [lindex [$nodeframe.cf.y.yscroll configure -width] end]]
        $nodeframe.cf.y configure -width $scrollWidth

        set width [expr $canvasFrameWidth + $basicWidth + $scrollWidth]
        if {$labelWidth > $width} {
                set width $labelWidth
        }
        nodeCanvasWidthPut $nodeframe $basicWidth
        nodeDisplayWidthPut $nodeframe $width

        if {$width > $maxWidth} {
                set canvWidth [expr $maxWidth - \
                                    $canvasFrameWidth - $scrollWidth]
                if {$canvWidth > 0} {
                        nodeCanvasWidthPut $nodeframe $canvWidth
                        nodeDisplayWidthPut $nodeframe $maxWidth
                        $nodeframe.cf.c.canvas configure -width $canvWidth
                        set width $maxWidth
                }
        }

        set  height [expr $labelHeight + $canvasFrameHeight + $basicHeight + \
                                                                  $scrollHeight]
        nodeCanvasHeightPut $nodeframe $basicHeight
        nodeDisplayHeightPut $nodeframe $height
        if {$height > $maxHeight} {
                set canvHeight [expr $maxHeight - \
                             $labelHeight - $canvasFrameHeight - $scrollHeight]
                if {$canvHeight > 0} {
                        nodeCanvasHeightPut $nodeframe $canvHeight
                        nodeDisplayHeightPut $nodeframe $maxHeight
                        $nodeframe.cf.c.canvas configure -height $canvHeight
                        set height $maxHeight
                }
        }
        set scrollRegionWidth [nodeScrollRegionWidthGet $nodeframe]
        set scrollRegionHeight [nodeScrollRegionHeightGet $nodeframe]

        set canvWidth [nodeCanvasWidthGet $nodeframe]
        catch {pack forget $xscroll}
        if {[string compare $viewType ICON] != 0 && \
                                        $scrollRegionWidth > $canvWidth} {
                catch {pack $xscroll -side bottom -fill x -padx 0 -pady 0 \
                                                        -ipadx 0 -ipady 0}
        }

        set canvHeight [nodeCanvasHeightGet $nodeframe]
        catch {pack forget $yscroll}
        if {[string compare $viewType ICON] != 0 && \
                                        $scrollRegionHeight > $canvHeight} {
                catch {pack $yscroll -side right -fill y -padx 0 -pady 0 -ipadx 0 -ipady 0 -anchor nw}
        }

        if {[string compare $viewType ICON] == 0} {
                nodeCoverCanvas $nodeframe
        } else {
                nodeUnCoverCanvas $nodeframe
        }

        return [list $width $height]
}

proc nodeCoverCanvas {nodeframe} {

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        set canv [nodeCanvasGet $nodeframe]
        set width [nodeScrollRegionWidthGet $nodeframe]
        set height [nodeScrollRegionHeightGet $nodeframe]

	if {[string compare $canv ""] == 0  || \
	    [string compare $width ""] == 0 || \
	    [string compare $height ""] == 0} {
		return
	}

        catch {$canv delete $nodeframe.cover}

        $canv create rect -1 -1 $width $height \
                     -fill  [lindex [$canv configure -bg] end] \
                     -tag $nodeframe.cover
}

proc nodeUnCoverCanvas {nodeframe} {

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        set canv [nodeCanvasGet $nodeframe]
	if {[string compare $canv ""] == 0} {
		return
	} 

        catch {$canv delete $nodeframe.cover}
}

proc nodeReCoverCanvas {nodeframe} {

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        set canv [nodeCanvasGet $nodeframe]
	if {[string compare $canv ""] == 0} {
		return
	} 

        catch {$canv delete $nodeframe.cover}

        $canv itemconfigure $nodeframe.cover \
                        -fill  [lindex [$canv configure -bg] end] \
                        -tag $nodeframe.cover
}

proc nodeRefreshGet nodeframe {

        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(refresh)]} {
                return 0
        }
        return [set ${array}(refresh)]
}

proc nodeRefreshPut {nodeframe flag} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(refresh) $flag
}

proc nodeNameGet nodeframe {

        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(name)]} {
                return ""
        }
        return [set ${array}(name)]
}
proc nodeNamePut {nodeframe name} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(name) $name
}

proc nodeLabelFramePut {nodeframe frame} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(labelFrame) $frame
}

proc nodeLabelFrameGet {nodeframe} {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(labelFrame)]} {
                return ""
        }
        return [set ${array}(labelFrame)]
}

proc nodeLabelGet nodeframe {

        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(label)]} {
                return ""
        }
        return [set ${array}(label)]
}

proc nodeLabelPut {nodeframe label} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(label) $label
}


proc nodeTypeGet nodeframe {

        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(type)]} {
                return ""
        }
        return [set ${array}(type)]
}

proc nodeTypePut {nodeframe type} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(type) $type
}

proc nodeViewTypeGet nodeframe {

        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(viewType)]} {
                return ""
        }
        return [set ${array}(viewType)]
}

proc nodeViewTypePut {nodeframe type} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(viewType) $type
}

proc nodeCanvasFrameGet {nodeframe} {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(canvasFrame)]} {
                return ""
        }
        return [set ${array}(canvasFrame)]
}


proc nodeCanvasFramePut {nodeframe frame} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(canvasFrame) $frame
}

proc nodeCanvasGet nodeframe {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(canvas)]} {
                return ""
        }
        return [set ${array}(canvas)]
}

proc nodeCanvasPut {nodeframe canvas} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(canvas) $canvas
}

proc nodeXscrollFrameGet {nodeframe} {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(XscrollFrame)]} {
                return ""
        }
        return [set ${array}(XscrollFrame)]
}

proc nodeXscrollFramePut {nodeframe frame} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(XscrollFrame) $frame
}

proc nodeYscrollFrameGet {nodeframe} {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(YscrollFrame)]} {
                return ""
        }
        return [set ${array}(YscrollFrame)]
}

proc nodeYscrollFramePut {nodeframe frame} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(YscrollFrame) $frame
}

proc nodeXscrollGet nodeframe {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(xscroll)]} {
                return ""
        }
        return [set ${array}(xscroll)]
}

proc nodeXscrollPut {nodeframe xscroll} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(xscroll) $xscroll
}

proc nodeYscrollGet nodeframe {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(yscroll)]} {
                return ""
        }
        return [set ${array}(yscroll)]
}

proc nodeYscrollPut {nodeframe yscroll} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(yscroll) $yscroll
}
proc nodeScrollRegionWidthGet {nodeframe} {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(scrollRegionWidth)]} {
                return ""
        }
        return [set ${array}(scrollRegionWidth)]
}

proc nodeScrollRegionWidthPut {nodeframe width} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(scrollRegionWidth) $width
}

proc nodeScrollRegionHeightGet {nodeframe} {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(scrollRegionHeight)]} {
                return ""
        }
        return [set ${array}(scrollRegionHeight)]
}

proc nodeScrollRegionHeightPut {nodeframe height} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(scrollRegionHeight) $height
}

proc nodeDisplayWidthGet {nodeframe} {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(displayWidth)]} {
                return ""
        }
        return [set ${array}(displayWidth)]
}

proc nodeDisplayWidthPut {nodeframe width} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(displayWidth) $width
}

proc nodeDisplayHeightGet {nodeframe} {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(displayHeight)]} {
                return ""
        }
        return [set ${array}(displayHeight)]
}

proc nodeDisplayHeightPut {nodeframe height} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(displayHeight) $height
}

proc nodeCanvasWidthGet {nodeframe} {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(canvasWidth)]} {
                return ""
        }
        return [set ${array}(canvasWidth)]
}


proc nodeCanvasWidthPut {nodeframe width} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(canvasWidth) $width
}

proc nodeCanvasHeightGet {nodeframe} {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(canvasHeight)]} {
                return ""
        }
        return [set ${array}(canvasHeight)]
}

proc nodeCanvasHeightPut {nodeframe height} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(canvasHeight) $height
}

proc nodeClusterFrameGet {nodeframe} {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(clusterFrame)]} {
                return ""
        }
        return [set ${array}(clusterFrame)]
}

proc nodeClusterFramePut {nodeframe frame} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(clusterFrame) $frame
}

proc nodeXposGet {nodeframe} {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(Xpos)]} {
                return ""
        }
        return [set ${array}(Xpos)]
}

proc nodeXposPut {nodeframe pt} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(Xpos) $pt
}

proc nodeYposGet {nodeframe} {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(Ypos)]} {
                return ""
        }
        return [set ${array}(Ypos)]
}


proc nodeYposPut {nodeframe pt} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(Ypos) $pt
}

proc nodeOffsetWidthGet {nodeframe} {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(offsetWidth)]} {
                return ""
        }
        return [set ${array}(offsetWidth)]
}

proc nodeOffsetWidthPut {nodeframe width} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(offsetWidth) $width
}

proc nodeNextGet {nodeframe} {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(next)]} {
                return ""
        }
        return [set ${array}(next)]
}

proc nodeNextPut {nodeframe frame} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(next) $frame
}

proc nodeMainFrameGet {nodeframe} {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(mainFrame)]} {
                return ""
        }
        return [set ${array}(mainFrame)]
}

proc nodeMainFramePut {nodeframe frame} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(mainFrame) $frame
}

proc nodeGroupXCGet {nodeframe group} {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(groupXC,$group)]} {
                return ""
        }
        return [set ${array}(groupXC,$group)]
}

proc nodeGroupXCPut {nodeframe group xc} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(groupXC,$group) $xc
}

proc nodePrint {nodeframe} {

	if {[string compare $nodeframe ""] == 0} {
		return
	}
        puts "Node: $nodeframe=======================================>"
	puts "Refresh Flag: [nodeRefreshGet $nodeframe]"
	puts "Name: [nodeNameGet $nodeframe]"
        puts "LabelFrame: [nodeLabelFrameGet $nodeframe]"
        puts "Label: [nodeLabelGet $nodeframe]"
        puts "Type: [nodeTypeGet $nodeframe]"
        puts "ViewType: [nodeViewTypeGet $nodeframe]"
        puts "CanvasFrame: [nodeCanvasFrameGet $nodeframe]"
        puts "Canvas: [nodeCanvasGet $nodeframe]"
        puts "XscrollFrame: [nodeXscrollFrameGet $nodeframe]"
        puts "Xscroll: [nodeXscrollGet $nodeframe]"
        puts "YscrollFrame: [nodeYscrollFrameGet $nodeframe]"
        puts "Yscroll: [nodeYscrollGet $nodeframe]"
        puts "ScrollRegion's Width: [nodeScrollRegionWidthGet $nodeframe]"
        puts "ScrollRegion's Height: [nodeScrollRegionHeightGet $nodeframe]"
        puts "Display Width: [nodeDisplayWidthGet $nodeframe]"
        puts "Display Height: [nodeDisplayHeightGet $nodeframe]"
        puts "Canvas Width: [nodeCanvasWidthGet $nodeframe]"
        puts "Canvas Height: [nodeCanvasHeightGet $nodeframe]"
	puts "Cluster Frame: [nodeClusterFrameGet $nodeframe]"
        puts "Xpos: [nodeXposGet $nodeframe]"
        puts "Ypos: [nodeYposGet $nodeframe]"
        puts "OffsetWidth: [nodeOffsetWidthGet $nodeframe]"
        puts "NodeNext: [nodeNextGet $nodeframe]"
	puts "Main Frame: [nodeMainFrameGet $nodeframe]"
}

proc nodeDelete nodeframe {
        set array [string trimleft $nodeframe .]
        global $array

        catch {pack forget $nodeframe}

        set nname [nodeNameGet $nodeframe]
        set vtype [nodeViewTypeGet $nodeframe]
        set cframe [nodeClusterFrameGet $nodeframe]
        if {[string compare $cframe ""] != 0} {
                set sysframe [clusterSystemFrameGet $cframe]
                systemNodeFrameUnset $sysframe $nname $vtype
        }
        unset $array
}

proc nodeLineGet {nodeframe lineno group} {
        set array [string trimleft $nodeframe .]
        global $array

        if {![info exists ${array}(line,$lineno,$group)]} {
                return ""
        }
        return [set ${array}(line,$lineno,$group)]
}

proc nodeLinePut {nodeframe lineno group tagOrId} {
        set array [string trimleft $nodeframe .]
        global $array

        set ${array}(line,$lineno,$group) $tagOrId
}

proc nodeAddText { nodeframe lineno groupno text} {
        global canvas

	if {[string compare $nodeframe ""] == 0} {
		return
	}
        set vtype [nodeViewTypeGet $nodeframe]

        switch -exact -- $vtype {
          MIRROR {
                set text_font $canvas(bigTextFont)
                set text_width $canvas(bigTextFontWidth)
                set text_height $canvas(bigTextFontHeight)
          }
          default {
                set text_font $canvas(smallTextFont)
                set text_width $canvas(smallTextFontWidth)
                set text_height $canvas(smallTextFontHeight)
          }
        }

        set ncanv [nodeCanvasGet $nodeframe]
        if {$groupno == 0} {
                set xpos $text_width
                set ypos $text_height
                if {$lineno > 0} {
                        set previd [nodeLineGet $nodeframe \
                                                        [expr $lineno - 1] 0]
                        set pos [$ncanv bbox $previd]
                        set xpos [lindex $pos 0]
                        set ypos [lindex $pos 3]
                }
        } else {
                set previd [nodeLineGet $nodeframe $lineno [expr $groupno - 1]]
                set pos [$ncanv bbox $previd]

                set xpos [lindex $pos 2]
                set ypos [lindex $pos 1]
        }
        set textid [$ncanv create text $xpos $ypos -anchor nw \
                        -text $text -tags "text $nodeframe" \
                        -font $text_font \
                        -fill $canvas(bigFg) -justify left]

        nodeLinePut $nodeframe $lineno $groupno $textid
}

proc nodeAddLineText { nodeframe lineno listOfText } {

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        set ncanv [nodeCanvasGet $nodeframe]
        set g 0
        foreach text $listOfText {
                nodeAddText $nodeframe $lineno $g $text
                incr g
        }
}

proc nodeMatchItemTag {nodeframe itemid tag} {
        if {[string compare $nodeframe ""] == 0 || \
			[string compare $itemid ""] == 0} {
                return 0
        }
        set canv [nodeCanvasGet $nodeframe]

        set tags [lindex [$canv itemconfigure $itemid -tags] end]
        if {[lsearch -exact $tags $tag] != -1} {
                return 1
        }
        return 0
}

proc nodeModText { nodeframe lineno groupno text } {

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        set ncanv [nodeCanvasGet $nodeframe]

        set textid [nodeLineGet $nodeframe $lineno $groupno]

        if [nodeMatchItemTag $nodeframe $textid text] {
                set oldtext [lindex [$ncanv itemconfigure $textid -text] end]

                if {[string compare $text $oldtext] != 0} {
                        $ncanv itemconfigure $textid -text $text
                        return 1
                }

        } else {
                catch {$ncanv delete $textid}
                nodeAddText $nodeframe $lineno $groupno $text
                return 1
        }
        return 0
}

proc nodeRemLineEntry { nodeframe lineno groupno } {
        global canvas

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        set ncanv [nodeCanvasGet $nodeframe]
        set array [string trimleft $nodeframe .]
        global $array

        set j $groupno
        set item [nodeLineGet $nodeframe $lineno $j]
        while {[string compare $item ""] != 0} {
                $ncanv delete $item
                catch {unset ${array}(line,$lineno,$j)}
                incr j
                set item [nodeLineGet $nodeframe $lineno $j]
        }
}

proc nodeModLineText { nodeframe lineno listOfText } {

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        set ncanv [nodeCanvasGet $nodeframe]

        set g 0
        foreach text $listOfText {
                nodeModText $nodeframe $lineno $g $text

                incr g
        }
        nodeRemLineEntry $nodeframe $lineno $g
}

proc nodeRemLines { nodeframe lineno } {
        global canvas

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        set ncanv [nodeCanvasGet $nodeframe]
        set array [string trimleft $nodeframe .]
        global $array


        set i $lineno

        set item [nodeLineGet $nodeframe $i 0]
        while {[string compare $item ""] != 0} {
                nodeRemLineEntry $nodeframe $i 0
                incr i
                set item [nodeLineGet $nodeframe $i 0]
        }
}

proc nodeScaleCreate {nodeframe lineno groupno value} {
        global canvas

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        set ncanv [nodeCanvasGet $nodeframe]

        set vtype [nodeViewTypeGet $nodeframe]
        switch -exact -- $vtype {
          MIRROR {
                set scale_factor $canvas(mirrorScaleFactor)
                set text_font $canvas(bigTextFont)
                set text_width $canvas(bigTextFontWidth)
                set text_height $canvas(bigTextFontHeight)
          }
          default {
                set scale_factor $canvas(nodeScaleFactor)
                set text_font $canvas(smallTextFont)
                set text_width $canvas(smallTextFontWidth)
                set text_height $canvas(smallTextFontHeight)
          }
        }

        if {$groupno == 0} {
                set xpos $text_width
                set ypos $text_height
                if {$lineno > 0} {
                        set previd [nodeLineGet $nodeframe \
                                                        [expr $lineno - 1] 0]
                        set pos [$ncanv bbox $previd]
                        set xpos [lindex $pos 0]
                        set ypos [lindex $pos 3]
                }
        } else {
                set previd [nodeLineGet $nodeframe $lineno [expr $groupno - 1]]
                set pos [$ncanv bbox $previd]

                set xpos [lindex $pos 2]
                set ypos [lindex $pos 1]
        }

        set valabel "$value%"
        set vlen [string length $valabel]
        for {set i [string length $valabel]} {$i < 10} {incr i} {
                set valabel "$valabel "
        }

        if [catch {expr $value * $scale_factor} val] {
                InfoBox_sendmsg "nodeScaleCreate: Received val: $val" 2
                return ""
        }

        set textid [$ncanv create text $xpos $ypos -anchor nw \
                        -text "$valabel" -tags [list scale \
                                    $lineno$groupno$nodeframe \
                                    text.$lineno$groupno$nodeframe] \
                        -fill $canvas(smallFg) -justify left \
                        -font $text_font -justify right]


        if [catch {expr 101 * $scale_factor} width] {
                InfoBox_sendmsg "nodeScaleCreate: Received width: $width" 2
                return ""
        }

        set pos [$ncanv bbox $textid]
        set x1pos [lindex $pos 2]
        set y1pos [lindex $pos 1]

        set y2pos [expr ($y1pos + $text_height) - 3]
        set x2pos [expr $x1pos + $width]


        set trid [$ncanv create rect $x1pos $y1pos $x2pos $y2pos \
                        -tags [list scale \
                                    $lineno$groupno$nodeframe \
                                    scale.$lineno$groupno$nodeframe] \
                        -fill $canvas(nodeColorTrough)]

        if {$val > $width} {
                set diff [expr ($val - $width) + 1]
                set slid [$ncanv create rect $x1pos $y1pos $x2pos $y2pos \
                            -tags [list scale \
                                        $lineno$groupno$nodeframe \
                                        scale.$lineno$groupno$nodeframe] \
                            -fill $canvas(nodeColorSlider)]

                set textd [$ncanv create rect $x2pos $y1pos \
                                              [expr $x2pos + $diff] $y2pos \
                            -tags [list scale \
                                        $lineno$groupno$nodeframe \
                                        scale.$lineno$groupno$nodeframe] \
                            -fill $canvas(nodeColorExtendedTrough)]
        } else {

                set slid [$ncanv create rect $x1pos $y1pos \
                            [expr $x1pos + $val] $y2pos \
                            -tags [list scale \
                                        $lineno$groupno$nodeframe \
                                        scale.$lineno$groupno$nodeframe] \
                            -fill $canvas(nodeColorSlider)]
        }
        nodeLinePut $nodeframe $lineno $groupno $lineno$groupno$nodeframe
}

proc nodeScaleReCreate {nodeframe lineno groupno newvalue} {
        global canvas

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        set ncanv [nodeCanvasGet $nodeframe]

        set vtype [nodeViewTypeGet $nodeframe]
        switch -exact -- $vtype {
          MIRROR {
                set scale_factor $canvas(mirrorScaleFactor)
                set text_font $canvas(bigTextFont)
                set text_width $canvas(bigTextFontWidth)
                set text_height $canvas(bigTextFontHeight)
          }
          default {
                set scale_factor $canvas(nodeScaleFactor)
                set text_font $canvas(smallTextFont)
                set text_width $canvas(smallTextFontWidth)
                set text_height $canvas(smallTextFontHeight)
          }
        }

        set valabel "$newvalue%"
        set vlen [string length $valabel]
        for {set i [string length $valabel]} {$i < 10} {incr i} {
                set valabel "$valabel "
        }
        set oldlabel \
        [lindex [$ncanv itemconfigure text.$lineno$groupno$nodeframe -text] end]
        if {[string compare $valabel $oldlabel] != 0} {

                if [catch {expr $newvalue * $scale_factor} val] {
                        InfoBox_sendmsg "nodeScaleReCreate: Received val: $val" 2
                        return ""
                }
                catch {$ncanv delete scale.$lineno$groupno$nodeframe}
                if [catch {expr 101 * $scale_factor} width] {
                        InfoBox_sendmsg "nodeScaleReCreate: Received width: $width" 2
                        return ""
                }

                $ncanv itemconfigure text.$lineno$groupno$nodeframe \
                        -text $valabel


                set pos [$ncanv bbox text.$lineno$groupno$nodeframe]
                set x1pos [lindex $pos 2]
                set y1pos [lindex $pos 1]

                set y2pos [expr ($y1pos + $text_height) - 3]
                set x2pos [expr $x1pos + $width]


                set trid [$ncanv create rect $x1pos $y1pos $x2pos $y2pos \
                        -tags [list scale \
                                    $lineno$groupno$nodeframe \
                                    scale.$lineno$groupno$nodeframe] \
                        -fill $canvas(nodeColorTrough)]

                if {$val > $width} {
                        set diff [expr ($val - $width) + 1]
                        set slid [$ncanv create rect $x1pos $y1pos \
                                                        $x2pos $y2pos \
                            -tags [list scale \
                                        $lineno$groupno$nodeframe \
                                        scale.$lineno$groupno$nodeframe] \
                                    -fill $canvas(nodeColorSlider)]

                        set textd [$ncanv create rect $x2pos $y1pos \
                                              [expr $x2pos + $diff] $y2pos \
                            -tags [list scale \
                                        $lineno$groupno$nodeframe \
                                        scale.$lineno$groupno$nodeframe] \
                            -fill $canvas(nodeColorExtendedTrough)]
               } else {

                        set slid [$ncanv create rect $x1pos $y1pos \
                            [expr $x1pos + $val] $y2pos \
                            -tags [list scale \
                                        $lineno$groupno$nodeframe \
                                        scale.$lineno$groupno$nodeframe] \
                            -fill $canvas(nodeColorSlider)]
                }
        }
}


proc nodeAddLineScale { nodeframe lineno param } {

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        set ncanv [nodeCanvasGet $nodeframe]
        set label [lindex $param 0]
        set valabel [lindex $param 1]

        nodeAddText $nodeframe $lineno 0 $label
        if {[string compare $valabel ""] != 0} {
                nodeScaleCreate $nodeframe $lineno 1 $valabel
        }
}

proc nodeModLineScale { nodeframe lineno newContent } {

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        set ncanv [nodeCanvasGet $nodeframe]
        set label [lindex $newContent 0]
        set valabel [lindex $newContent 1]

        nodeModText $nodeframe $lineno 0 $label

        if {[string compare $valabel ""] != 0} {
		if { [string compare [nodeLineGet $nodeframe $lineno 1] \
				     		${lineno}1${nodeframe}] == 0 } {
                	nodeScaleReCreate $nodeframe $lineno 1 $valabel
        		nodeRemLineEntry $nodeframe $lineno 2
		} else {
        		nodeRemLineEntry $nodeframe $lineno 1
                	nodeScaleCreate $nodeframe $lineno 1 $valabel
		}
        } else {
        	nodeRemLineEntry $nodeframe $lineno 1
	}
}

proc nodeFindXCs {nodeframe startl endl} {

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        set canv [nodeCanvasGet $nodeframe]
        set i $startl
        set j 0
        set item [nodeLineGet $nodeframe $i $j]
        while {[string compare $item ""] != 0} {
                while {[string compare $item ""] != 0} {
                        set coords [$canv bbox $item]
                        set x1 [lindex $coords 0]
                        set x2 [lindex $coords 2]
                        set w [expr $x2 - $x1]
                        set aScale [nodeMatchItemTag $nodeframe $item scale]

                        if {![info exists max($j)]} {
				set max($j) 0
			} else {
				if {!$aScale && $x1 > $max($j)} {
					set max($j) $x1
				}
                        }

                        if { ![info exists maxw($j)] || $w > $maxw($j) } {
                                set maxw($j) $w
                        }

                        incr j
                        set item [nodeLineGet $nodeframe $i $j]
                }

                incr i
		if { [string compare $endl "end"] != 0 && $i > $endl} {
			break
		}
                set j 0
                set item [nodeLineGet $nodeframe $i $j]
        }
        set glen [array size max]
        for {set g 0} {$g < $glen} {incr g} {
                set newval [expr $max($g) + $maxw($g)]
                set k [expr $g + 1]
                if {[info exists max($k)] && $newval > $max($k)} {
                        set max($k) $newval
                }
                nodeGroupXCPut $nodeframe $g $max($g)
        }
}

proc nodeAdjustDisplay {nodeframe splitl} {
        global canvas

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        set viewtype [nodeViewTypeGet $nodeframe]

        switch -exact -- $viewtype {
          MIRROR {
                set text_width $canvas(bigTextFontWidth)
                set text_height $canvas(bigTextFontHeight)
          }
          default {
                set text_width $canvas(smallTextFontWidth)
                set text_height $canvas(smallTextFontHeight)
          }
        }

	if {$splitl < 0} {
        	nodeFindXCs $nodeframe 0 end
	} else {
        	nodeFindXCs $nodeframe 0 [expr $splitl - 1]
	}
        set canv [nodeCanvasGet $nodeframe]
        set maxw 0
        set maxs 0
        set totheight $text_height
        set i 0
        set j 0
	set xgsave 0
        set item [nodeLineGet $nodeframe $i $j]
        while {[string compare $item ""] != 0} {
               set maxh 0
                set hasScale 0
                while {[string compare $item ""] != 0} {
                        set xg [nodeGroupXCGet $nodeframe $j]
			if {$j == 0} {
				set xgsave $xg
			}
                        set x1 [lindex [$canv bbox $item] 0]
                        set xoffset [expr $xg - $x1]

                        $canv move $item $xoffset 0

                        set coords [$canv bbox $item]
                        set x1 [lindex $coords 0]
                        set x2 [lindex $coords 2]
                        set y1 [lindex $coords 1]
                        set y2 [lindex $coords 3]
                        set h [expr ($y2 - $y1) + 1]
                        if {$h > $maxh} {
                                set maxh $h
                        }

                        incr j
                        set item [nodeLineGet $nodeframe $i $j]
                }
                if {$x2 > $maxw} {
                        set maxw $x2
                }

                if {$hasScale && $x2 > $maxs} {
                        set maxs $x2
                }
                incr totheight $maxh

                incr i
		if {$i == $splitl} {
        		nodeFindXCs $nodeframe $splitl end
			nodeGroupXCPut $nodeframe 0 $xgsave
		}
                set j 0
                set item [nodeLineGet $nodeframe $i $j]
        }

        incr maxw
        if {$maxw != [nodeScrollRegionWidthGet $nodeframe]} {
                nodeScrollRegionWidthPut $nodeframe $maxw
                set xscroll [nodeXscrollGet $nodeframe]
                if {[string compare $viewtype ICON] != 0} {
                    if {$maxw > [nodeCanvasWidthGet $nodeframe]} {
                        catch {pack $xscroll -side bottom -fill x -padx 0 \
                                                      -pady 0 -ipadx 0 -ipady 0}
		    }
                } else {
                        catch {pack forget $xscroll}
                }
        }

	set  scrollheight [nodeScrollRegionHeightGet $nodeframe]
        if {$totheight != [nodeScrollRegionHeightGet $nodeframe]} {
                nodeScrollRegionHeightPut $nodeframe $totheight

                set yscroll [nodeYscrollGet $nodeframe]
                if {[string compare $viewtype ICON] != 0} {
                    if {$totheight > [nodeCanvasHeightGet $nodeframe]} {
                        catch {pack $yscroll -side right -fill y -padx 0 \
                                           -pady 0 -ipadx 0 -ipady 0 -anchor nw}
		    }
                } else {
                        catch {pack forget $yscroll}
                }
        }
        set scrollRegionWidth [nodeScrollRegionWidthGet $nodeframe]
        set scrollRegionHeight [nodeScrollRegionHeightGet $nodeframe]
        $canv configure \
                -scrollregion [list 0 0 $scrollRegionWidth $scrollRegionHeight]
}

proc nodeDown nodeframe {
        global canvas

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        [nodeCanvasGet $nodeframe] configure -background $canvas(nodeColorDOWN)
}

proc nodeUp nodeframe {
        global canvas

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        [nodeCanvasGet $nodeframe] configure -background $canvas(nodeColorFREE)

}

proc nodeOffline nodeframe {
        global canvas

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        [nodeCanvasGet $nodeframe] configure -background $canvas(nodeColorOFFL)
}

proc nodeReserved nodeframe {
        global canvas

	if {[string compare $nodeframe ""] == 0} {
		return
	}
        [nodeCanvasGet $nodeframe] configure -background $canvas(nodeColorRSVD)
}

proc nodeNoInfo nodeframe {
        global canvas

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        [nodeCanvasGet $nodeframe] configure -background $canvas(nodeColorNOINFO)
}

proc nodeInUse nodeframe {
        global canvas

	if {[string compare $nodeframe ""] == 0} {
		return
	}

        set nodename [nodeNameGet $nodeframe]
        set sysframe [clusterSystemFrameGet [nodeClusterFrameGet $nodeframe]]

        set color ""
	set nodestat [systemNodeStatusGet $sysframe $nodename]
	set nodeinfo [systemNodeInfoGet $sysframe $nodename]
	set  k [expr [llength $nodeinfo] - 1]
	while {$k >= 0} {
		set info [lindex $nodeinfo $k]
                set type [lindex $info end]
                if {[string compare $type NODEJOB] == 0} {
                        set userinfo [lindex $info 0]
                        set jobs ""
                        foreach u $userinfo {
                                set uname [lindex $u 0]
                                set jids [lindex $u 1]
                                foreach j [split $jids ","] {
                                        set jstr [lindex [split $j "."] 0]
                                        lappend jobs "$jstr.$uname"
                                }
                        }
			set jobslen [llength $jobs]
                        if { [string compare $nodestat INUSE-EXCLUSIVE] == 0 \
							     && $jobslen <= 1} {
                                set color [assignNodeColorInUse $jobs]
                        } else {
                                set color [assignNodeColorInUse TIMESHARED \
                                                $canvas(nodeColorINUSEshared)]
                        }
			break
                }
		incr k -1
        }
	if {[string compare $color ""] != 0} {
        	[nodeCanvasGet $nodeframe] configure -background $color
	}

}

proc nodeUpdateStat {sysframe nodeid status2 {defstat NOINFO}} {

        if {[string compare $sysframe ""] == 0} {
                return
        }
	set status [statNodesStateMap $status2]

        set nodeframe [systemNodeFrameGet $sysframe $nodeid FULL]

        set nodestat [systemNodeStatusGet $sysframe $nodeid]
        set oldstatus $nodestat

        if {[string compare $status ""] == 0} {
                set status [statNodesStateMap $defstat]
        }

        systemNodeStatusPut $sysframe $nodeid $status

        set clusterf [nodeClusterFrameGet $nodeframe]

        if {[string compare $clusterf ""] != 0} {
	  clusterStatsUpdate $clusterf $status +
	  clusterStatsUpdate $clusterf $oldstatus -
        }
}

proc nodeColorIt {nodeframe nodeid} {

        if {[string compare $nodeframe ""] == 0} {
                return
        }

        set cframe [nodeClusterFrameGet $nodeframe]
        set sysframe [clusterSystemFrameGet $cframe]

        set status [systemNodeStatusGet $sysframe $nodeid]

	switch -exact -- $status {
          OFFLINE {
                nodeOffline $nodeframe
          }
	  DOWN {
                nodeDown $nodeframe
          }
	  FREE {
                nodeUp $nodeframe
          }
	  INUSE-SHARED		-
	  INUSE-EXCLUSIVE	{
                nodeInUse $nodeframe
          }
          RESERVED {
                nodeReserved $nodeframe
          }
	  default {
                nodeNoInfo $nodeframe
          }
  	}

        set viewtype [nodeViewTypeGet $nodeframe]
        if {[string compare $viewtype ICON] == 0} {
                nodeReCoverCanvas $nodeframe
        }
}

proc nodeDisplayInfo {nodeframe queryInfo {create 0}} {

        if {[string compare $nodeframe ""] == 0} {
                return
        }

        set nodename [nodeNameGet $nodeframe]

        nodeColorIt $nodeframe $nodename

        set llen [llength $queryInfo]
	set jobline -1 
        for {set i 0} {$i < $llen} {incr i} {
                set queryinfo [lindex $queryInfo $i]
                set expr [lindex $queryinfo 0]
                set hdr  [lindex $queryinfo 1]
                set typ  [lindex $queryinfo 2]
                set res  [evaluateExpr $expr]

                if {[string compare $typ TEXT] == 0} {
                        if {$create} {
                                nodeAddLineText $nodeframe $i [list $hdr $res]
                        } else {
                                nodeModLineText $nodeframe $i [list $hdr $res]
                        }
                } elseif {[string compare $typ SCALE] == 0} {
                        if {$create} {
                                nodeAddLineScale $nodeframe $i [list $hdr $res]
                        } else {
                                nodeModLineScale $nodeframe $i [list $hdr $res]
                        }
                } elseif {[string compare $typ NODEJOB] == 0} {
			set jobline $i

                        if {[string compare \
                                     [nodeLineGet $nodeframe $i 0] ""] == 0} {
                                nodeAddLineText $nodeframe $i $hdr
                        } else {
                                nodeModLineText $nodeframe $i $hdr
                        }
                        set k [expr $i+1]
                        foreach e $expr {
                                set user [lindex $e 0]
                                set ljobs [lrange $e 1 end]
                                set arglist [list " " " " $user " " $ljobs]
                                if {[string compare \
                                     [nodeLineGet $nodeframe $k 0] ""] == 0} {
                                        nodeAddLineText $nodeframe $k $arglist
                                } else {
                                        nodeModLineText $nodeframe $k $arglist
                                }
                                incr k
                        }
                }
        }


        if {![info exists k]} {
                set k $i
        }
# Remove extra lines that are not found in queryInfo
        nodeRemLines $nodeframe $k

        nodeAdjustDisplay $nodeframe $jobline

        set viewtype [nodeViewTypeGet $nodeframe]
        if {[string compare $viewtype ICON] == 0} {
                nodeCoverCanvas $nodeframe
        } else {
                nodeUnCoverCanvas $nodeframe
        }
        update idletasks

}