153
Allow resizing the elements of the pool/lane/phase when the user resizes it by drag and drop, or, by holding the CTRL key, resize only the frame
Dim oSwimLane as P
Dim var_Element as local
Dim var_Elements as P
Dim var_Lanes as local
Dim var_Lanes1 as local
Dim var_Pool as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowDesignHeader = 0
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
oSwimLane.AllowPoolContentUpdate = 2
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	' var_Elements.Add("Node <b>2",64,0).Selected = .t.
	var_Element = var_Elements.Add("Node <b>2",64,0)
	oSwimLane.TemplateDef = "dim var_Element"
	oSwimLane.TemplateDef = var_Element
	oSwimLane.Template = "var_Element.Selected = True"

	var_Elements.Add("Node <b>3",64,-64)
var_Pool = oSwimLane.Pools.Add(-100,-100,250,160)
	' var_Pool.Lane(0).Children.Count = 2
	var_Lanes = var_Pool.Lane(0).Children
	oSwimLane.TemplateDef = "dim var_Lanes"
	oSwimLane.TemplateDef = var_Lanes
	oSwimLane.Template = "var_Lanes.Count = 2"

	' var_Pool.Lane(1).Children.Count = 2
	var_Lanes1 = var_Pool.Lane(1).Children
	oSwimLane.TemplateDef = "dim var_Lanes1"
	oSwimLane.TemplateDef = var_Lanes1
	oSwimLane.Template = "var_Lanes1.Count = 2"

oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()

152
Disable resizing the elements of the pool/lane/phase when the user resizes it by drag and drop
Dim oSwimLane as P
Dim var_Element as local
Dim var_Elements as P
Dim var_Lanes as local
Dim var_Lanes1 as local
Dim var_Pool as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowDesignHeader = 0
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
oSwimLane.AllowPoolContentUpdate = 0
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	' var_Elements.Add("Node <b>2",64,0).Selected = .t.
	var_Element = var_Elements.Add("Node <b>2",64,0)
	oSwimLane.TemplateDef = "dim var_Element"
	oSwimLane.TemplateDef = var_Element
	oSwimLane.Template = "var_Element.Selected = True"

	var_Elements.Add("Node <b>3",64,-64)
var_Pool = oSwimLane.Pools.Add(-100,-100,250,160)
	' var_Pool.Lane(0).Children.Count = 2
	var_Lanes = var_Pool.Lane(0).Children
	oSwimLane.TemplateDef = "dim var_Lanes"
	oSwimLane.TemplateDef = var_Lanes
	oSwimLane.Template = "var_Lanes.Count = 2"

	' var_Pool.Lane(1).Children.Count = 2
	var_Lanes1 = var_Pool.Lane(1).Children
	oSwimLane.TemplateDef = "dim var_Lanes1"
	oSwimLane.TemplateDef = var_Lanes1
	oSwimLane.Template = "var_Lanes1.Count = 2"

oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()

151
Generates a PDF document on a single A0 page with no margins
Dim oSwimLane as P
Dim var_CopyTo as 
Dim var_Elements as P
Dim var_Link as local
Dim var_Link1 as local
Dim var_Link2 as P
Dim var_Links as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = -1 'ffffff80 + exAllowChangeTo + exAllowChangeFrom + exOrthoArrange + exMiddleControlPoint + exControlPoint + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Element <sha ;;0>A")
	var_Elements.Add("Element <sha ;;0>B",164,64)
	var_Elements.Add("Element <sha ;;0>B",0,132)
var_Links = oSwimLane.Links
	' var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link = var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link"
	oSwimLane.TemplateDef = var_Link
	oSwimLane.Template = "var_Link.CustomPath = `0.5,0.25,0.5,.75`"

	' var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link1 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link1"
	oSwimLane.TemplateDef = var_Link1
	oSwimLane.Template = "var_Link1.CustomPath = `0.5,0.25,0.5,.75`"

	var_Link2 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(1))
		var_Link2.ShowLinkType = 3
		var_Link2.StartPos = 0
		var_Link2.ArrowSize = 8
		var_Link2.ArrowColor = 16777215
		var_Link2.ArrowFrameColor = 0
oSwimLane.FitToClient()
oSwimLane.EndUpdate()
var_CopyTo = oSwimLane.CopyTo("c:/temp/sample.pdf|33.11 in x 46.81 in|0 0 0 0|single")

150
Generates a PDF document that scales the content proportionally by 75% using B3 pages (default margins)
Dim oSwimLane as P
Dim var_CopyTo as 
Dim var_Elements as P
Dim var_Link as local
Dim var_Link1 as local
Dim var_Link2 as P
Dim var_Links as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = -1 'ffffff80 + exAllowChangeTo + exAllowChangeFrom + exOrthoArrange + exMiddleControlPoint + exControlPoint + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Element <sha ;;0>A")
	var_Elements.Add("Element <sha ;;0>B",164,64)
	var_Elements.Add("Element <sha ;;0>B",0,132)
var_Links = oSwimLane.Links
	' var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link = var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link"
	oSwimLane.TemplateDef = var_Link
	oSwimLane.Template = "var_Link.CustomPath = `0.5,0.25,0.5,.75`"

	' var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link1 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link1"
	oSwimLane.TemplateDef = var_Link1
	oSwimLane.Template = "var_Link1.CustomPath = `0.5,0.25,0.5,.75`"

	var_Link2 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(1))
		var_Link2.ShowLinkType = 3
		var_Link2.StartPos = 0
		var_Link2.ArrowSize = 8
		var_Link2.ArrowColor = 16777215
		var_Link2.ArrowFrameColor = 0
oSwimLane.FitToClient()
oSwimLane.EndUpdate()
var_CopyTo = oSwimLane.CopyTo("c:/temp/sample.pdf|6.93 in x 9.84 in||75%")

149
Generates a PDF document that fits the content exactly to 3 A4 pages wide by 2 pages tall (default margins)
Dim oSwimLane as P
Dim var_CopyTo as 
Dim var_Elements as P
Dim var_Link as local
Dim var_Link1 as local
Dim var_Link2 as P
Dim var_Links as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = -1 'ffffff80 + exAllowChangeTo + exAllowChangeFrom + exOrthoArrange + exMiddleControlPoint + exControlPoint + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Element <sha ;;0>A")
	var_Elements.Add("Element <sha ;;0>B",164,64)
	var_Elements.Add("Element <sha ;;0>B",0,132)
var_Links = oSwimLane.Links
	' var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link = var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link"
	oSwimLane.TemplateDef = var_Link
	oSwimLane.Template = "var_Link.CustomPath = `0.5,0.25,0.5,.75`"

	' var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link1 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link1"
	oSwimLane.TemplateDef = var_Link1
	oSwimLane.Template = "var_Link1.CustomPath = `0.5,0.25,0.5,.75`"

	var_Link2 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(1))
		var_Link2.ShowLinkType = 3
		var_Link2.StartPos = 0
		var_Link2.ArrowSize = 8
		var_Link2.ArrowColor = 16777215
		var_Link2.ArrowFrameColor = 0
oSwimLane.FitToClient()
oSwimLane.EndUpdate()
var_CopyTo = oSwimLane.CopyTo("c:/temp/sample.pdf|||3 x 2f")

148
Generates a PDF document that fits the content to 3 A3-landscape pages wide by 2 pages tall (custom margins)
Dim oSwimLane as P
Dim var_CopyTo as 
Dim var_Elements as P
Dim var_Link as local
Dim var_Link1 as local
Dim var_Link2 as P
Dim var_Links as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = -1 'ffffff80 + exAllowChangeTo + exAllowChangeFrom + exOrthoArrange + exMiddleControlPoint + exControlPoint + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Element <sha ;;0>A")
	var_Elements.Add("Element <sha ;;0>B",164,64)
	var_Elements.Add("Element <sha ;;0>B",0,132)
var_Links = oSwimLane.Links
	' var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link = var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link"
	oSwimLane.TemplateDef = var_Link
	oSwimLane.Template = "var_Link.CustomPath = `0.5,0.25,0.5,.75`"

	' var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link1 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link1"
	oSwimLane.TemplateDef = var_Link1
	oSwimLane.Template = "var_Link1.CustomPath = `0.5,0.25,0.5,.75`"

	var_Link2 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(1))
		var_Link2.ShowLinkType = 3
		var_Link2.StartPos = 0
		var_Link2.ArrowSize = 8
		var_Link2.ArrowColor = 16777215
		var_Link2.ArrowFrameColor = 0
oSwimLane.FitToClient()
oSwimLane.EndUpdate()
var_CopyTo = oSwimLane.CopyTo("c:/temp/sample.pdf|16.54 in x 11.69 in|5 mm 5 mm 5 mm 5 mm|3 x 2")

147
Generates a PDF document that fits the content to 2 Letter pages tall, automatically determining the number of pages wide (default margins)
Dim oSwimLane as P
Dim var_CopyTo as 
Dim var_Elements as P
Dim var_Link as local
Dim var_Link1 as local
Dim var_Link2 as P
Dim var_Links as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = -1 'ffffff80 + exAllowChangeTo + exAllowChangeFrom + exOrthoArrange + exMiddleControlPoint + exControlPoint + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Element <sha ;;0>A")
	var_Elements.Add("Element <sha ;;0>B",164,64)
	var_Elements.Add("Element <sha ;;0>B",0,132)
var_Links = oSwimLane.Links
	' var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link = var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link"
	oSwimLane.TemplateDef = var_Link
	oSwimLane.Template = "var_Link.CustomPath = `0.5,0.25,0.5,.75`"

	' var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link1 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link1"
	oSwimLane.TemplateDef = var_Link1
	oSwimLane.Template = "var_Link1.CustomPath = `0.5,0.25,0.5,.75`"

	var_Link2 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(1))
		var_Link2.ShowLinkType = 3
		var_Link2.StartPos = 0
		var_Link2.ArrowSize = 8
		var_Link2.ArrowColor = 16777215
		var_Link2.ArrowFrameColor = 0
oSwimLane.FitToClient()
oSwimLane.EndUpdate()
var_CopyTo = oSwimLane.CopyTo("c:/temp/sample.pdf|8.50 in x 11.00 in||x 2")

146
Generates a PDF document that fits the content to 1 page wide and as many A4 pages tall as required (default margins)
Dim oSwimLane as P
Dim var_CopyTo as 
Dim var_Elements as P
Dim var_Link as local
Dim var_Link1 as local
Dim var_Link2 as P
Dim var_Links as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = -1 'ffffff80 + exAllowChangeTo + exAllowChangeFrom + exOrthoArrange + exMiddleControlPoint + exControlPoint + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Element <sha ;;0>A")
	var_Elements.Add("Element <sha ;;0>B",164,64)
	var_Elements.Add("Element <sha ;;0>B",0,132)
var_Links = oSwimLane.Links
	' var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link = var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link"
	oSwimLane.TemplateDef = var_Link
	oSwimLane.Template = "var_Link.CustomPath = `0.5,0.25,0.5,.75`"

	' var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link1 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link1"
	oSwimLane.TemplateDef = var_Link1
	oSwimLane.Template = "var_Link1.CustomPath = `0.5,0.25,0.5,.75`"

	var_Link2 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(1))
		var_Link2.ShowLinkType = 3
		var_Link2.StartPos = 0
		var_Link2.ArrowSize = 8
		var_Link2.ArrowColor = 16777215
		var_Link2.ArrowFrameColor = 0
oSwimLane.FitToClient()
oSwimLane.EndUpdate()
var_CopyTo = oSwimLane.CopyTo("c:/temp/sample.pdf|||1 x")

145
Generates a PDF document on a single A4 page (default margins)
Dim oSwimLane as P
Dim var_CopyTo as 
Dim var_Elements as P
Dim var_Link as local
Dim var_Link1 as local
Dim var_Link2 as P
Dim var_Links as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = -1 'ffffff80 + exAllowChangeTo + exAllowChangeFrom + exOrthoArrange + exMiddleControlPoint + exControlPoint + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Element <sha ;;0>A")
	var_Elements.Add("Element <sha ;;0>B",164,64)
	var_Elements.Add("Element <sha ;;0>B",0,132)
var_Links = oSwimLane.Links
	' var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link = var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link"
	oSwimLane.TemplateDef = var_Link
	oSwimLane.Template = "var_Link.CustomPath = `0.5,0.25,0.5,.75`"

	' var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link1 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link1"
	oSwimLane.TemplateDef = var_Link1
	oSwimLane.Template = "var_Link1.CustomPath = `0.5,0.25,0.5,.75`"

	var_Link2 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(1))
		var_Link2.ShowLinkType = 3
		var_Link2.StartPos = 0
		var_Link2.ArrowSize = 8
		var_Link2.ArrowColor = 16777215
		var_Link2.ArrowFrameColor = 0
oSwimLane.FitToClient()
oSwimLane.EndUpdate()
var_CopyTo = oSwimLane.CopyTo("c:/temp/sample.pdf|||single")

144
Defines the colors, to display overlapping links

Dim oSwimLane as P
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	var_Elements.Add("Node <b>2")
	var_Elements.Add("Node <b>3",64,-64)
	var_Elements.Add("Node <b>4",16,-48)
	var_Elements.Add("Node <b>5",-1024,-48)
	var_Elements.Add("Node <b>6",16,512)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2),"L2")
oSwimLane.Links.Add(oSwimLane.Elements.Item(2),oSwimLane.Elements.Item(1),"L3")
oSwimLane.ShowLinks = 545 'exChangeColorOnOverlap + exShowCrossLinksRect + exShowExtendedLinks
oSwimLane.OverlapLinksColors = "red,orange"
oSwimLane.LinksColor = 8421504
oSwimLane.AxisStyle = -1
oSwimLane.ShowGridLines = .f.
oSwimLane.EndUpdate()

143
The exPreventOverlapMixt flag must always be used alongside either the exPreventOverlap or exChangeColorOnOverlap flag. When used with the exPreventOverlap flag, it ensures that links avoid overlapping with elements or obstacles, enabling their paths to include both rectangular and diagonal lines. When combined with the exChangeColorOnOverlap flag, overlapping links alternately adjust their width in addition to changing colors (sample 2)

Dim oSwimLane as P
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	var_Elements.Add("Node <b>2")
	var_Elements.Add("Node <b>3",64,-64)
	var_Elements.Add("Node <b>4",16,-48)
	var_Elements.Add("Node <b>5",-1024,-48)
	var_Elements.Add("Node <b>6",16,512)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2),"L2")
oSwimLane.Links.Add(oSwimLane.Elements.Item(2),oSwimLane.Elements.Item(1),"L3")
oSwimLane.ShowLinks = 673 'exChangeColorOnOverlap + exPreventOverlapMixt + exShowCrossLinksRect + exShowExtendedLinks
oSwimLane.LinksColor = 8421504
oSwimLane.AxisStyle = -1
oSwimLane.ShowGridLines = .f.
oSwimLane.EndUpdate()

142
The exChangeColorOnOverlap flag changes the color for links in areas where they overlap with other links, enhancing clarity and distinction between them

Dim oSwimLane as P
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	var_Elements.Add("Node <b>2")
	var_Elements.Add("Node <b>3",64,-64)
	var_Elements.Add("Node <b>4",16,-48)
	var_Elements.Add("Node <b>5",-1024,-48)
	var_Elements.Add("Node <b>6",16,512)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2),"L2")
oSwimLane.Links.Add(oSwimLane.Elements.Item(2),oSwimLane.Elements.Item(1),"L3")
oSwimLane.ShowLinks = 545 'exChangeColorOnOverlap + exShowCrossLinksRect + exShowExtendedLinks
oSwimLane.LinksColor = 8421504
oSwimLane.AxisStyle = -1
oSwimLane.ShowGridLines = .f.
oSwimLane.EndUpdate()

141
The exPreventOverlapMixt flag must always be used alongside either the exPreventOverlap or exChangeColorOnOverlap flag. When used with the exPreventOverlap flag, it ensures that links avoid overlapping with elements or obstacles, enabling their paths to include both rectangular and diagonal lines. When combined with the exChangeColorOnOverlap flag, overlapping links alternately adjust their width in addition to changing colors (sample 1)

Dim oSwimLane as P
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	var_Elements.Add("Node <b>2")
	var_Elements.Add("Node <b>3",64,-64)
	var_Elements.Add("Node <b>4",16,-48)
	var_Elements.Add("Node <b>5",-1024,-48)
	var_Elements.Add("Node <b>6",16,512)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2),"L2")
oSwimLane.Links.Add(oSwimLane.Elements.Item(2),oSwimLane.Elements.Item(1),"L3")
oSwimLane.ShowLinks = 417 'exPreventOverlap + exPreventOverlapMixt + exShowCrossLinksRect + exShowExtendedLinks
oSwimLane.LinksColor = 8421504
oSwimLane.AxisStyle = -1
oSwimLane.ShowGridLines = .f.
oSwimLane.EndUpdate()

140
The exPreventOverlap flag adjusts the links to prevent them from overlapping the connected objects. The exPreventOverlap option calculates the path between A and B using the A* (A-star) pathfinding algorithm, which can be a time-consuming operation

Dim oSwimLane as P
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	var_Elements.Add("Node <b>2")
	var_Elements.Add("Node <b>3",64,-64)
	var_Elements.Add("Node <b>4",16,-48)
	var_Elements.Add("Node <b>5",-1024,-48)
	var_Elements.Add("Node <b>6",16,512)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2),"L2")
oSwimLane.Links.Add(oSwimLane.Elements.Item(2),oSwimLane.Elements.Item(1),"L3")
oSwimLane.ShowLinks = 289 'exPreventOverlap + exShowCrossLinksRect + exShowExtendedLinks
oSwimLane.LinksColor = 8421504
oSwimLane.AxisStyle = -1
oSwimLane.ShowGridLines = .f.
oSwimLane.EndUpdate()

139
How can I replace or add an icon at runtime

Dim oSwimLane as P
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.ReplaceIcon("gAAAABgYACEHgUJFEEAAWhUJCEJEEJggEhMCYEXjUbjkJQECj8gj8hAEjkshYEpk8kf8ClsulsvAExmcvf83js5nU7nkCeEcn8boMaocXosCB9Hn09pkzcEuoL/fE+OkYB0gB9YhIHrddgVcr9aktZADAD8+P8CgIA==")
oSwimLane.ReplaceIcon("C:\images\favicon.ico",0)
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <img>1</img>",-64,-64)
	var_Elements.Add("Node <b>2")
	var_Elements.Add("Node <b>3",64,-64)
oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()

138
exActionContextMenuObject, An item from object's context menu is executing. Use the AllowContextMenu property to specify the combination of keys that allows the user to open the object's context menu. Use the ContextMenu property to provide a custom context menu for the objects on the surface. The ActionContextMenu event notifies your application once an action occurs within the object's context menu.
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value = 18 ? `exActionContextMenuObject` : value",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value = 18 ? `exActionContextMenuObject` : value",Operation) 
end function

Dim oSwimLane as P
Dim var_Element as local
Dim var_Elements as P
Dim var_Lanes as local
Dim var_Lanes1 as local
Dim var_Pool as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowDesignHeader = 0
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	' var_Elements.Add("Node <b>2").Selected = .t.
	var_Element = var_Elements.Add("Node <b>2")
	oSwimLane.TemplateDef = "dim var_Element"
	oSwimLane.TemplateDef = var_Element
	oSwimLane.Template = "var_Element.Selected = True"

	var_Elements.Add("Node <b>3",64,-64)
var_Pool = oSwimLane.Pools.Add(-100,-100,250,160)
	' var_Pool.Lane(0).Children.Count = 2
	var_Lanes = var_Pool.Lane(0).Children
	oSwimLane.TemplateDef = "dim var_Lanes"
	oSwimLane.TemplateDef = var_Lanes
	oSwimLane.Template = "var_Lanes.Count = 2"

	' var_Pool.Lane(1).Children.Count = 2
	var_Lanes1 = var_Pool.Lane(1).Children
	oSwimLane.TemplateDef = "dim var_Lanes1"
	oSwimLane.TemplateDef = var_Lanes1
	oSwimLane.Template = "var_Lanes1.Count = 2"

oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()
? "Right-Click the pool, element or the link to open its context menu, and change a property of it" 

137
exContextMenuObject, The object's context menu is running. The user right-clicks an object on the surface, and it's context menu is shown. Use the AllowContextMenu property to specify the combination of keys that allows the user to open the object's context menu. Use the ContextMenu property to provide a custom context menu for the objects on the surface
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value = 17 ? `exContextMenuObject` : value",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value = 17 ? `exContextMenuObject` : value",Operation) 
end function

Dim oSwimLane as P
Dim var_Element as local
Dim var_Elements as P
Dim var_Lanes as local
Dim var_Lanes1 as local
Dim var_Pool as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowDesignHeader = 0
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	' var_Elements.Add("Node <b>2").Selected = .t.
	var_Element = var_Elements.Add("Node <b>2")
	oSwimLane.TemplateDef = "dim var_Element"
	oSwimLane.TemplateDef = var_Element
	oSwimLane.Template = "var_Element.Selected = True"

	var_Elements.Add("Node <b>3",64,-64)
var_Pool = oSwimLane.Pools.Add(-100,-100,250,160)
	' var_Pool.Lane(0).Children.Count = 2
	var_Lanes = var_Pool.Lane(0).Children
	oSwimLane.TemplateDef = "dim var_Lanes"
	oSwimLane.TemplateDef = var_Lanes
	oSwimLane.Template = "var_Lanes.Count = 2"

	' var_Pool.Lane(1).Children.Count = 2
	var_Lanes1 = var_Pool.Lane(1).Children
	oSwimLane.TemplateDef = "dim var_Lanes1"
	oSwimLane.TemplateDef = var_Lanes1
	oSwimLane.Template = "var_Lanes1.Count = 2"

oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()
? "Right-Click the pool, element or the link to open its context menu" 

136
exMoveLane, The user moves/changes the position of the lane of the pool. The AllowMoveLane property specifies the keys combination to allow user to moves/changes the position the lane
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value = 16 ? `exMoveLane` : value",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value = 16 ? `exMoveLane` : value",Operation) 
end function

Dim oSwimLane as P
Dim var_Element as local
Dim var_Elements as P
Dim var_Lanes as local
Dim var_Lanes1 as local
Dim var_Pool as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowDesignHeader = 0
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	' var_Elements.Add("Node <b>2").Selected = .t.
	var_Element = var_Elements.Add("Node <b>2")
	oSwimLane.TemplateDef = "dim var_Element"
	oSwimLane.TemplateDef = var_Element
	oSwimLane.Template = "var_Element.Selected = True"

	var_Elements.Add("Node <b>3",64,-64)
var_Pool = oSwimLane.Pools.Add(-100,-100,250,160)
	' var_Pool.Lane(0).Children.Count = 2
	var_Lanes = var_Pool.Lane(0).Children
	oSwimLane.TemplateDef = "dim var_Lanes"
	oSwimLane.TemplateDef = var_Lanes
	oSwimLane.Template = "var_Lanes.Count = 2"

	' var_Pool.Lane(1).Children.Count = 2
	var_Lanes1 = var_Pool.Lane(1).Children
	oSwimLane.TemplateDef = "dim var_Lanes1"
	oSwimLane.TemplateDef = var_Lanes1
	oSwimLane.Template = "var_Lanes1.Count = 2"

oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()
? "Click the lane's header to drag to a new position" 

135
exResizeLane, The user resizes the lane of the pool. The AllowResizePoolHeader property specifies the keys combination to allow user to resize the header of the pool
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value = 15 ? `exResizeLane` : value",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value = 15 ? `exResizeLane` : value",Operation) 
end function

Dim oSwimLane as P
Dim var_Element as local
Dim var_Elements as P
Dim var_Lanes as local
Dim var_Lanes1 as local
Dim var_Pool as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowDesignHeader = 0
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	' var_Elements.Add("Node <b>2").Selected = .t.
	var_Element = var_Elements.Add("Node <b>2")
	oSwimLane.TemplateDef = "dim var_Element"
	oSwimLane.TemplateDef = var_Element
	oSwimLane.Template = "var_Element.Selected = True"

	var_Elements.Add("Node <b>3",64,-64)
var_Pool = oSwimLane.Pools.Add(-100,-100,250,160)
	' var_Pool.Lane(0).Children.Count = 2
	var_Lanes = var_Pool.Lane(0).Children
	oSwimLane.TemplateDef = "dim var_Lanes"
	oSwimLane.TemplateDef = var_Lanes
	oSwimLane.Template = "var_Lanes.Count = 2"

	' var_Pool.Lane(1).Children.Count = 2
	var_Lanes1 = var_Pool.Lane(1).Children
	oSwimLane.TemplateDef = "dim var_Lanes1"
	oSwimLane.TemplateDef = var_Lanes1
	oSwimLane.Template = "var_Lanes1.Count = 2"

oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()
? "Click the pool's header to resize it" 

134
exResizePoolHeader, the user resizes the header's pool from the surface
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value = 14 ? `exResizePoolHeader` : value",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value = 14 ? `exResizePoolHeader` : value",Operation) 
end function

Dim oSwimLane as P
Dim var_Element as local
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	' var_Elements.Add("Node <b>2").Selected = .t.
	var_Element = var_Elements.Add("Node <b>2")
	oSwimLane.TemplateDef = "dim var_Element"
	oSwimLane.TemplateDef = var_Element
	oSwimLane.Template = "var_Element.Selected = True"

	var_Elements.Add("Node <b>3",64,-64)
oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()
? "Click the pool's header to resize it" 

133
exMovePool, The user moves the pool from the surface. The AllowMovePool property specifies the keys combination to allow user to move the pool
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value = 13 ? `exMovePool` : value",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value = 13 ? `exMovePool` : value",Operation) 
end function

Dim oSwimLane as P
Dim var_Element as local
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	' var_Elements.Add("Node <b>2").Selected = .t.
	var_Element = var_Elements.Add("Node <b>2")
	oSwimLane.TemplateDef = "dim var_Element"
	oSwimLane.TemplateDef = var_Element
	oSwimLane.Template = "var_Element.Selected = True"

	var_Elements.Add("Node <b>3",64,-64)
oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()
? "Click a pool and drag to reposition it" 

132
exResizePool, The user resizes the pool from the surface. The AllowResizePool property specifies the keys combination to allow user to resize the pool
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value = 12 ? `exResizePool` : value",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value = 12 ? `exResizePool` : value",Operation) 
end function

Dim oSwimLane as P
Dim var_Element as local
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	' var_Elements.Add("Node <b>2").Selected = .t.
	var_Element = var_Elements.Add("Node <b>2")
	oSwimLane.TemplateDef = "dim var_Element"
	oSwimLane.TemplateDef = var_Element
	oSwimLane.Template = "var_Element.Selected = True"

	var_Elements.Add("Node <b>3",64,-64)
oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()
? "Resize a pool" 

131
exCreatePool, The user creates pools on the surface. The AllowCreatePool property specifies the keys combination to allow user to create pools on the surface
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value = 11 ? `exCreatePool` : value",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value = 11 ? `exCreatePool` : value",Operation) 
end function

Dim oSwimLane as P
Dim var_Element as local
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	' var_Elements.Add("Node <b>2").Selected = .t.
	var_Element = var_Elements.Add("Node <b>2")
	oSwimLane.TemplateDef = "dim var_Element"
	oSwimLane.TemplateDef = var_Element
	oSwimLane.Template = "var_Element.Selected = True"

	var_Elements.Add("Node <b>3",64,-64)
oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()
? "Hold SHIFT, double-click on the surface, and immediately drag to a new position to create a new pool" 

130
exDesignMode, The user changes the surface's design mode. The exDesignMode operation occurs, when the user selects a new design-mode, from the control's toolbar.
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value = 10 ? `exDesignMode` : value",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value = 10 ? `exDesignMode` : value",Operation) 
end function

Dim oSwimLane as P
Dim var_Element as local
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	' var_Elements.Add("Node <b>2").Selected = .t.
	var_Element = var_Elements.Add("Node <b>2")
	oSwimLane.TemplateDef = "dim var_Element"
	oSwimLane.TemplateDef = var_Element
	oSwimLane.Template = "var_Element.Selected = True"

	var_Elements.Add("Node <b>3",64,-64)
oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()
? "Click the Design Menu and select one of the options" 

129
exUndo, An Undo operation is performed (CTR + Z), exRedo, A Redo operation is performed (CTR + Y). exUndoRedoUpdate, The Undo/Redo queue is updated
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value case (default:value;32:`exUndoRedoUpdate`;33:`exUndo`;34:`exRedo`)",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value case (default:value;32:`exUndoRedoUpdate`;33:`exUndo`;34:`exRedo`)",Operation) 
end function

Dim oSwimLane as P
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowUndoRedo = .t.
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	var_Elements.Add("Node <b>2")
	var_Elements.Add("Node <b>3",64,-64)
oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()
? "Press CTRL+Z to Undo, CTRL+Y to Redo" 

128
exLinkObjects, the user creates an element on the surface. The AllowLinkObjects property specifies the keys combination to allow user to link elements on the surface
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value = 9 ? `exLinkObjects` : value",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value = 9 ? `exLinkObjects` : value",Operation) 
end function

Dim oSwimLane as P
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	var_Elements.Add("Node <b>2")
	var_Elements.Add("Node <b>3",64,-64)
oSwimLane.EndUpdate()
? "Hold SHIFT, click an element, and drag to another element to create a link between them" 

127
exEditObject, the user edits the element's caption
' Occurs when the user presses and then releases the left mouse button over the control.
function Click as v ()
	' ElementFromPoint(-1,-1).Edit(0)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
end function

' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value = 8 ? `exEditObject` : value",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value = 8 ? `exEditObject` : value",Operation) 
end function

Dim oSwimLane as P
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	var_Elements.Add("Node <b>2")
	var_Elements.Add("Node <b>3",64,-64)
oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()
? "Click an element to edit its caption" 

126
exCreateObject, the user creates an element on the surface. The AllowCreateObject property specifies the keys combination to allow user to create elements on the surface
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value = 7 ? `exCreateObject` : value",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value = 7 ? `exCreateObject` : value",Operation) 
end function

Dim oSwimLane as P
Dim var_Element as local
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	' var_Elements.Add("Node <b>2").Selected = .t.
	var_Element = var_Elements.Add("Node <b>2")
	oSwimLane.TemplateDef = "dim var_Element"
	oSwimLane.TemplateDef = var_Element
	oSwimLane.Template = "var_Element.Selected = True"

	var_Elements.Add("Node <b>3",64,-64)
oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()
? "Double-click on the surface and immediately drag to a new position to create an element" 

125
exSelectNothing, the user clicks an empty zone of the surface. The AllowSelectNothing property specifies the keys combination to allow user to select nothing on the surface
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value = 6 ? `exSelectNothing` : value",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value = 6 ? `exSelectNothing` : value",Operation) 
end function

Dim oSwimLane as P
Dim var_Element as local
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowSelectNothing = .t.
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	' var_Elements.Add("Node <b>2").Selected = .t.
	var_Element = var_Elements.Add("Node <b>2")
	oSwimLane.TemplateDef = "dim var_Element"
	oSwimLane.TemplateDef = var_Element
	oSwimLane.Template = "var_Element.Selected = True"

	var_Elements.Add("Node <b>3",64,-64)
oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()
? "Select an element, and then click outside to select nothing" 

124
exSelectElement, the user clicks the object to get it selected. The AllowSelectObject property specifies the keys combination to allow user to select the object
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value = 5 ? `exSelectElement` : value",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value = 5 ? `exSelectElement` : value",Operation) 
end function

Dim oSwimLane as P
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	var_Elements.Add("Node <b>2")
	var_Elements.Add("Node <b>3",64,-64)
oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()
? "Hold ALT and click, then drag to select elements within the drawn rectangle. Click an element to select it. CTRL + CLick to unselect it" 

123
exMoveElement, the user moves the object. The AllowMoveObject property specifies the keys combination to allow user to move the object
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value = 4 ? `exMoveElement` : value",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value = 4 ? `exMoveElement` : value",Operation) 
end function

Dim oSwimLane as P
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	var_Elements.Add("Node <b>2")
	var_Elements.Add("Node <b>3",64,-64)
oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()
? "Move an element" 

122
exResizeElement, the user resizes the object. The AllowResizeObject property specifies the keys combination to allow user to resize the object
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value = 3 ? `exResizeElement` : value",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value = 3 ? `exResizeElement` : value",Operation) 
end function

Dim oSwimLane as P
Dim var_Element as local
Dim var_Element1 as local
Dim var_Element2 as local
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	' var_Elements.Add("Node <b>1",-64,-64).AutoSize = .f.
	var_Element = var_Elements.Add("Node <b>1",-64,-64)
	oSwimLane.TemplateDef = "dim var_Element"
	oSwimLane.TemplateDef = var_Element
	oSwimLane.Template = "var_Element.AutoSize = False"

	' var_Elements.Add("Node <b>2").AutoSize = .f.
	var_Element1 = var_Elements.Add("Node <b>2")
	oSwimLane.TemplateDef = "dim var_Element1"
	oSwimLane.TemplateDef = var_Element1
	oSwimLane.Template = "var_Element1.AutoSize = False"

	' var_Elements.Add("Node <b>3",64,-64).AutoSize = .f.
	var_Element2 = var_Elements.Add("Node <b>3",64,-64)
	oSwimLane.TemplateDef = "dim var_Element2"
	oSwimLane.TemplateDef = var_Element2
	oSwimLane.Template = "var_Element2.AutoSize = False"

oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()
? "Resize an element" 

121
exSurfaceHome, the user clicks the Home button on the control's toolbar, so the surface is restored to original position. The Home method has the same effect
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value = 2 ? `exSurfaceHome` : value",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value = 2 ? `exSurfaceHome` : value",Operation) 
end function

Dim oSwimLane as P
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	var_Elements.Add("Node <b>2")
	var_Elements.Add("Node <b>3",64,-64)
oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()
? "Click the Home button" 

120
exSurfaceZoom, the user magnifies or shrinks the surface. The AllowZoomSurface property specifies the keys combination to allow user to zoom the surface
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value = 1 ? `exSurfaceZoom` : value",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value = 1 ? `exSurfaceZoom` : value",Operation) 
end function

Dim oSwimLane as P
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	var_Elements.Add("Node <b>2")
	var_Elements.Add("Node <b>3",64,-64)
oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()
? "Click and drag the surface to reposition it" 

119
exSurfaceMove, the user scrolls or moves the surface. The AllowMoveSurface property specifies the keys combination to allow user to move / scroll the surface
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? oSwimLane.FormatABC("value = 0 ? `exSurfaceMove` : value",Operation) 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? oSwimLane.FormatABC("value = 0 ? `exSurfaceMove` : value",Operation) 
end function

Dim oSwimLane as P
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	var_Elements.Add("Node <b>2")
	var_Elements.Add("Node <b>3",64,-64)
oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()
? "Click and drag the surface to reposition it" 

118
FormatABC method formats the A,B,C values based on the giving expression and returns the result
Dim oSwimLane as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
? oSwimLane.FormatABC("value format ``",1000) 

117
FreezeEvents(Freeze) method prevents firing any event. For instance, FreezeEvents(True) freezes the control's events, no no event is fired, until the FreezeEvents(False) is called
' Notifies the application once the control fires an event.
function Event as v (EventID  as  N)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? oSwimLane.EventParam(-2) 
end function

Dim oSwimLane as P
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.FreezeEvents(.t.)
? "No event is fired after FreezeEvents(True) call" 
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 3 'exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	var_Elements.Add("Node <b>2")
oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()

116
The exAllowChangeFrom(0x20)/exAllowChangeTo(0x40) flag of LinkControlPointEnum type allows the user to adjust the link's from/to element by dragging and dropping the start control point (requires the exStartControlPoint/exEndControlPoint flag)
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? Operation 
	? oSwimLane.FocusLink.ID 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? Operation 
	? oSwimLane.FocusLink.ID 
end function

Dim oSwimLane as P
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 99 'exAllowChangeTo + exAllowChangeFrom + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	var_Elements.Add("Node <b>2")
	var_Elements.Add("Node <b>3",64,-64)
oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.FocusLink = "L1"
oSwimLane.EndUpdate()

115
The LayoutStartChanging(exFocusLink)/LayoutEndChanging(exFocusLink) event notifies your application when the user focuses on a new link
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? Operation 
	? oSwimLane.FocusLink 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? Operation 
	? oSwimLane.FocusLink 
end function

Dim oSwimLane as P
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 3 'exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	var_Elements.Add("Node <b>2")
oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.EndUpdate()

114
Focus a link
' Notifies your application once the control's layout has been changed.
function LayoutEndChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutEndChanging" 
	? Operation 
end function

' Occurs when the control's layout is about to be changed.
function LayoutStartChanging as v (Operation  as  OLE::Exontrol.SwimLane.1::LayoutChangingEnum)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? "LayoutStartChanging" 
	? Operation 
end function

Dim oSwimLane as P
Dim var_Elements as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = 3 'exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Node <b>1",-64,-64)
	var_Elements.Add("Node <b>2")
oSwimLane.Pools.Add(-100,-100,250,160)
oSwimLane.Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2),"L1")
oSwimLane.FocusLink = "L1"
oSwimLane.EndUpdate()

113
The caption is displayed on the back, so the picture overrides it. How can I place the caption on the foreground

Dim oSwimLane as P
Dim var_Element as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.DrawPartsOrder = "extracaption,extrapicture,picture,check,caption,client"
oSwimLane.Template = "HTMLPicture(`pic1`) = `c:\exontrol\images\sun.png`" // oSwimLane.HTMLPicture("pic1") = "c:\exontrol\images\sun.png"
var_Element = oSwimLane.Elements.Add("<b>Element")
	var_Element.PicturesAlign = 17
	var_Element.CaptionAlign = 17
	var_Element.Pictures = "pic1"
oSwimLane.EndUpdate()

112
Expandable-caption

' Occurs when an anchor element is clicked.
function AnchorClick as v (AnchorID  as  C, Options  as  C)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	? AnchorID 
end function

Dim oSwimLane as P
Dim var_Element as P
Dim var_Element1 as P
Dim var_Element2 as P
Dim var_Link as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
var_Element = oSwimLane.Elements.Add("<solidline> <c><b>Bank Account</b></solidline><br>+ owner: String <r><a 1;e64=gA8ABzABvABsABpABkg8JABuABlAAgAA4AAwisXjMYH0TAECMYAjsCMwAM4AkMGhEGOUei0Yl8bkQAOAAlsGmsSlp0h0SgkCF8DgsNhUMhEKiESkYAoMlk8phssmcCltLMNTAFOlFDlc2l0amMxjomAAjAA5AA2tMaHcfplZk1blVDqtuoNXjoAAEBA=>▲</a><br><solidline>+ balance: Currency = 0</solidline><br>+ deposit(amount: Currency)<r><a 2;e64=gA8ABjAA+AECMwAM8DABvABshoAOQAEAAHAAGEWjEajMGNoAMoAOgANERMgAOcHAAvAEJhcEh0Qh0Tg0CmkqMMFlUuhkxiMTisXjNCjk6EwAEYAHIAG1MjY7lUsnkwh8/nUClk5gwAAEBA==>▲</a><br>+ withdraw(amount: Currency)")
	var_Element.ID = "Account"
	var_Element.X = -256
	var_Element.Y = -164
	var_Element.CaptionSingleLine = 1
	var_Element.CaptionAlign = 4 '4 + 
var_Element1 = oSwimLane.Elements.Add("<solidline> <c><b>Person</b></solidline><br>+ name: String <r><a 1;e64=gA8ABzABvABsABpABkg8JABuABlAAgAA4AAwisXjMYH0TAECMYAjsCMwAM4AkMGhEGOUei0Yl8bkQAOAAlsGmsSlp0h0SgkCF8DgsNhUMhEKiESkYAoMlk8phssmcCltLMNTAFOlFDlc2l0amMxjomAAjAA5AA2tMaHcfplZk1blVDqtuoNXjoAAEBA=>▲</a><br><solidline># birth: Date</solidline><br>+ getCurrentAge(): int<r><a 2;e64=gA8ABjAA+AECMwAM8DABvABshoAOQAEAAHAAGEWjEajMGNoAMoAOgANERMgAOcHAAvAEJhcEh0Qh0Tg0CmkqMMFlUuhkxiMTisXjNCjk6EwAEYAHIAG1MjY7lUsnkwh8/nUClk5gwAAEBA==>▲</a>")
	var_Element1.ID = "Person"
	var_Element1.Y = -164
	var_Element1.CaptionSingleLine = 1
var_Element2 = oSwimLane.Elements.Add("<solidline> <c><b>Student</b></solidline><br><solidline>+ classes: List<Course> <r><a 1;e64=gA8ABzABvABsABpABkg8JABuABlAA+AAgAECMcTi4AMwAM4AjMGhEGOUVAA4AAwk8plcqihwAElg0wiUlOkOiUEgQvgcFhsKhkIhUQiUUnccj0gn0jmMagUlowAMNOpEfkMNkkmlEqrctjQmAAjAA5AA2sssHcbnkdq1Ln1QtVSjQAAEBA==>▲</a></solidline><br>- attend(class: Course)<r><a 2;e64=gA8ABjAA+AECMwAM8DABvABshoAOQAEAAHAAGEWjEajMGNoAMoAOgANERMgAOcHAAvAEJhcEh0Qh0Tg0CmkqMMFlUuhkxiMTisXjNCjk6EwAEYAHIAG1MjY7lUsnkwh8/nUClk5gwAAEBA==>▲</a><br>- sleep()")
	var_Element2.ID = "Student"
	var_Element2.Y = -64
	var_Element2.CaptionSingleLine = 1
var_Link = oSwimLane.Links.Add(oSwimLane.Elements.Item("Account"),oSwimLane.Elements.Item("Student"))
	var_Link.Caption = "<fgcolor A0A0A0><solidline 808080> <c><b>Link</b></solidline><br># count: number <r><a ;exp=12992>➤</a>"

111
Expandable-caption

Dim oSwimLane as P
Dim var_Element as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
var_Element = oSwimLane.Elements.Add("<solidline><b>Header</b></solidline><br>Line1<r><a ;exp=show lines>+</a><br>Line2<br>Line3")
	var_Element.CaptionSingleLine = 1

110
Draws a frame arround the link's arrow

Dim oSwimLane as P
Dim var_Elements as P
Dim var_Link as local
Dim var_Link1 as local
Dim var_Link2 as P
Dim var_Links as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = -1 'ffffff80 + exAllowChangeTo + exAllowChangeFrom + exOrthoArrange + exMiddleControlPoint + exControlPoint + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Element <sha ;;0>A")
	var_Elements.Add("Element <sha ;;0>B",164,64)
	var_Elements.Add("Element <sha ;;0>B",0,132)
var_Links = oSwimLane.Links
	' var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link = var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link"
	oSwimLane.TemplateDef = var_Link
	oSwimLane.Template = "var_Link.CustomPath = `0.5,0.25,0.5,.75`"

	' var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link1 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link1"
	oSwimLane.TemplateDef = var_Link1
	oSwimLane.Template = "var_Link1.CustomPath = `0.5,0.25,0.5,.75`"

	var_Link2 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(1))
		var_Link2.ShowLinkType = 3
		var_Link2.StartPos = 0
		var_Link2.ArrowSize = 8
		var_Link2.ArrowColor = 16777215
		var_Link2.ArrowFrameColor = 0
oSwimLane.FitToClient()
oSwimLane.EndUpdate()

109
Draws a frame arround the arrow for all links

Dim oSwimLane as P
Dim var_Elements as P
Dim var_Link as local
Dim var_Link1 as local
Dim var_Link2 as P
Dim var_Links as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = -1 'ffffff80 + exAllowChangeTo + exAllowChangeFrom + exOrthoArrange + exMiddleControlPoint + exControlPoint + exEndControlPoint + exStartControlPoint
oSwimLane.LinksArrowSize = 8
oSwimLane.LinksArrowColor = 16777215
oSwimLane.LinksArrowFrameColor = 0
var_Elements = oSwimLane.Elements
	var_Elements.Add("Element <sha ;;0>A")
	var_Elements.Add("Element <sha ;;0>B",164,64)
	var_Elements.Add("Element <sha ;;0>B",0,132)
var_Links = oSwimLane.Links
	' var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link = var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link"
	oSwimLane.TemplateDef = var_Link
	oSwimLane.Template = "var_Link.CustomPath = `0.5,0.25,0.5,.75`"

	' var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link1 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link1"
	oSwimLane.TemplateDef = var_Link1
	oSwimLane.Template = "var_Link1.CustomPath = `0.5,0.25,0.5,.75`"

	var_Link2 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(1))
		var_Link2.ShowLinkType = 3
		var_Link2.StartPos = 0
oSwimLane.FitToClient()
oSwimLane.EndUpdate()

108
Change the size to display the arrow of the link

Dim oSwimLane as P
Dim var_Elements as P
Dim var_Link as local
Dim var_Link1 as local
Dim var_Link2 as P
Dim var_Links as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = -1 'ffffff80 + exAllowChangeTo + exAllowChangeFrom + exOrthoArrange + exMiddleControlPoint + exControlPoint + exEndControlPoint + exStartControlPoint
var_Elements = oSwimLane.Elements
	var_Elements.Add("Element <sha ;;0>A")
	var_Elements.Add("Element <sha ;;0>B",164,64)
	var_Elements.Add("Element <sha ;;0>B",0,132)
var_Links = oSwimLane.Links
	' var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link = var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link"
	oSwimLane.TemplateDef = var_Link
	oSwimLane.Template = "var_Link.CustomPath = `0.5,0.25,0.5,.75`"

	' var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link1 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link1"
	oSwimLane.TemplateDef = var_Link1
	oSwimLane.Template = "var_Link1.CustomPath = `0.5,0.25,0.5,.75`"

	var_Link2 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(1))
		var_Link2.ShowLinkType = 3
		var_Link2.StartPos = 0
		var_Link2.ArrowSize = 8
oSwimLane.FitToClient()
oSwimLane.EndUpdate()

107
Change the size to display the arrows for all links

Dim oSwimLane as P
Dim var_Elements as P
Dim var_Link as local
Dim var_Link1 as local
Dim var_Link2 as P
Dim var_Links as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
oSwimLane.BeginUpdate()
oSwimLane.AllowLinkControlPoint = -1 'ffffff80 + exAllowChangeTo + exAllowChangeFrom + exOrthoArrange + exMiddleControlPoint + exControlPoint + exEndControlPoint + exStartControlPoint
oSwimLane.LinksArrowSize = 8
var_Elements = oSwimLane.Elements
	var_Elements.Add("Element <sha ;;0>A")
	var_Elements.Add("Element <sha ;;0>B",164,64)
	var_Elements.Add("Element <sha ;;0>B",0,132)
var_Links = oSwimLane.Links
	' var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link = var_Links.Add(oSwimLane.Elements.Item(1),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link"
	oSwimLane.TemplateDef = var_Link
	oSwimLane.Template = "var_Link.CustomPath = `0.5,0.25,0.5,.75`"

	' var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2)).CustomPath = "0.5,0.25,0.5,.75"
	var_Link1 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(2))
	oSwimLane.TemplateDef = "dim var_Link1"
	oSwimLane.TemplateDef = var_Link1
	oSwimLane.Template = "var_Link1.CustomPath = `0.5,0.25,0.5,.75`"

	var_Link2 = var_Links.Add(oSwimLane.Elements.Item(3),oSwimLane.Elements.Item(1))
		var_Link2.ShowLinkType = 3
		var_Link2.StartPos = 0
oSwimLane.FitToClient()
oSwimLane.EndUpdate()

106
Extends the caption on the element's width

Dim oSwimLane as P
Dim var_Element as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
var_Element = oSwimLane.Elements.Add("<solidline> <c><b>Bank Account</b></solidline><br>+ owner: String <r><a 1;e64=gA8ABzABvABsABpABkg8JABuABlAAgAA4AAwisXjMYH0TAECMYAjsCMwAM4AkMGhEGOUei0Yl8bkQAOAAlsGmsSlp0h0SgkCF8DgsNhUMhEKiESkYAoMlk8phssmcCltLMNTAFOlFDlc2l0amMxjomAAjAA5AA2tMaHcfplZk1blVDqtuoNXjoAAEBA=>▲</a><br><solidline>+ balance: Currency = 0</solidline><br>+ deposit(amount: Currency)<r><a 2;e64=gA8ABjAA+AECMwAM8DABvABshoAOQAEAAHAAGEWjEajMGNoAMoAOgANERMgAOcHAAvAEJhcEh0Qh0Tg0CmkqMMFlUuhkxiMTisXjNCjk6EwAEYAHIAG1MjY7lUsnkwh8/nUClk5gwAAEBA==>▲</a><br>+ withdraw(amount: Currency)")
	var_Element.ID = "Account"
	var_Element.X = -128
	var_Element.CaptionSingleLine = 1
	var_Element.AutoSize = .f.
	var_Element.Width = 256
	var_Element.Height = var_Element.AutoHeight
	var_Element.CaptionAlign = 4 '4 + 

105
Gets the width/height of the element to fit its content ( as if the AutoSize property is True )

' Occurs when an anchor element is clicked.
function AnchorClick as v (AnchorID  as  C, Options  as  C)
	Dim var_Element as P
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	var_Element = oSwimLane.Elements.Item("Account")
		var_Element.Height = var_Element.AutoHeight
end function

Dim oSwimLane as P
Dim var_Element as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
var_Element = oSwimLane.Elements.Add("<solidline> <c><b>Bank Account</b></solidline><br>+ owner: String <r><a 1;e64=gA8ABzABvABsABpABkg8JABuABlAAgAA4AAwisXjMYH0TAECMYAjsCMwAM4AkMGhEGOUei0Yl8bkQAOAAlsGmsSlp0h0SgkCF8DgsNhUMhEKiESkYAoMlk8phssmcCltLMNTAFOlFDlc2l0amMxjomAAjAA5AA2tMaHcfplZk1blVDqtuoNXjoAAEBA=>▲</a><br><solidline>+ balance: Currency = 0</solidline><br>+ deposit(amount: Currency)<r><a 2;e64=gA8ABjAA+AECMwAM8DABvABshoAOQAEAAHAAGEWjEajMGNoAMoAOgANERMgAOcHAAvAEJhcEh0Qh0Tg0CmkqMMFlUuhkxiMTisXjNCjk6EwAEYAHIAG1MjY7lUsnkwh8/nUClk5gwAAEBA==>▲</a><br>+ withdraw(amount: Currency)")
	var_Element.ID = "Account"
	var_Element.X = -128
	var_Element.CaptionSingleLine = 1
	var_Element.AutoSize = .f.
	var_Element.Width = 256
	var_Element.Height = var_Element.AutoHeight
	var_Element.CaptionAlign = 4 '4 + 

104
Fullfit the caption on the element's width

Dim oSwimLane as P
Dim var_Element as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
var_Element = oSwimLane.Elements.Add("<solidline><b>Bank Account</b></solidline><br>+ owner: String <r><a 1;properties>+</a><br><solidline>+ balance: Currency = 0</solidline><br>+ deposit(amount: Currency)<r><a 2;methods>+</a><br>+ withdraw(amount: Currency)")
	var_Element.CaptionSingleLine = 1
	var_Element.BackColor = 16316664
	var_Element.AutoSize = .f.
	var_Element.Width = 194
	var_Element.Height = 76
	var_Element.CaptionAlign = 4 '4 + 

103
Wrap the caption by <br> or "\r\n" sequence only

Dim oSwimLane as P
Dim var_Element as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
var_Element = oSwimLane.Elements.Add("<solidline><b>Bank Account</b></solidline><br>+ owner: String <r><a 1;properties>+</a><br><solidline>+ balance: Currency = 0</solidline><br>+ deposit(amount: Currency)<r><a 2;methods>+</a><br>+ withdraw(amount: Currency)")
	var_Element.CaptionSingleLine = 1
	var_Element.BackColor = 16316664

102
Display a custom tooltip
' Occurs when the user moves the mouse.
function MouseMove as v (Button  as  N, Shift  as  N, X  as  OLE::Exontrol.SwimLane.1::OLE_XPOS_PIXELS, Y  as  OLE::Exontrol.SwimLane.1::OLE_YPOS_PIXELS)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	oSwimLane.ShowToolTip("new content","",,"+8","+8")
end function

Dim oSwimLane as P

oSwimLane = topparent:CONTROL_ACTIVEX1.activex

101
Shows the tooltip of the object moved relative to its default position
' Occurs when the user moves the mouse.
function MouseMove as v (Button  as  N, Shift  as  N, X  as  OLE::Exontrol.SwimLane.1::OLE_XPOS_PIXELS, Y  as  OLE::Exontrol.SwimLane.1::OLE_YPOS_PIXELS)
	oSwimLane = topparent:CONTROL_ACTIVEX1.activex
	oSwimLane.ShowToolTip("<null>","<null>",,"+8","+8")
end function

Dim oSwimLane as P
Dim var_Element as local

oSwimLane = topparent:CONTROL_ACTIVEX1.activex
' oSwimLane.Elements.Add("Element with a Tooltip").ToolTip = "This is a bit of text that should be displayed when cursor hovers the element."
var_Element = oSwimLane.Elements.Add("Element with a Tooltip")
oSwimLane.TemplateDef = "dim var_Element"
oSwimLane.TemplateDef = var_Element
oSwimLane.Template = "var_Element.ToolTip = `This is a bit of text that should be displayed when cursor hovers the element.`"