no event fire.
-------------------------------
object IWForm12: TIWForm12
Left = 0
Top = 0
Width = 804
Height = 502
RenderInvisibleControls = True
AllowPageAccess = True
ConnectionMode = cmAny
Background.Fixed = False
LayoutMgr = IWBS4LayoutMgr1
HandleTabs = False
LeftToRight = True
LockUntilLoaded = True
LockOnSubmit = True
ShowHint = True
DesignLeft = 2
DesignTop = 2
object IWBS4Region1: TIWBS4Region
Left = 0
Top = 0
Width = 804
Height = 441
Align = alTop
Css = ''
HeightRender = True
Text = ''
WidthRender = False
BSRegionType = bs4rtContainer
object IWBS4DropDown1: TIWBS4DropDown
Left = 200
Top = 16
Width = 289
Height = 25
OnAsyncClick = IWBS4DropDown1AsyncClick
OnAsyncChange = IWBS4DropDown1AsyncChange
BSButtonSize = bs4bszLarge
IconOnRight = False
Caption = 'ITEMLIST'
DropDownItems = <
item
Caption = 'ITEM1'
end
item
Caption = 'ITEM2'
end
item
Caption = 'ITEM3'
end
item
Caption = 'ITEM4'
end
item
Caption = 'ITEM5'
end>
end
object IWBS4Label1: TIWBS4Label
Left = 200
Top = 64
Width = 281
Height = 25
Caption = 'No ItemName'
end
object IWBS4Text1: TIWBS4Text
Left = 80
Top = 112
Width = 657
Height = 305
end
end
object IWBS4LayoutMgr1: TIWBS4LayoutMgr
Left = 88
Top = 40
end
end
-------------------------------
object IWForm12: TIWForm12
Left = 0
Top = 0
Width = 804
Height = 502
RenderInvisibleControls = True
AllowPageAccess = True
ConnectionMode = cmAny
Background.Fixed = False
LayoutMgr = IWBS4LayoutMgr1
HandleTabs = False
LeftToRight = True
LockUntilLoaded = True
LockOnSubmit = True
ShowHint = True
DesignLeft = 2
DesignTop = 2
object IWBS4Region1: TIWBS4Region
Left = 0
Top = 0
Width = 804
Height = 441
Align = alTop
Css = ''
HeightRender = True
Text = ''
WidthRender = False
BSRegionType = bs4rtContainer
object IWBS4DropDown1: TIWBS4DropDown
Left = 200
Top = 16
Width = 289
Height = 25
OnAsyncClick = IWBS4DropDown1AsyncClick
OnAsyncChange = IWBS4DropDown1AsyncChange
BSButtonSize = bs4bszLarge
IconOnRight = False
Caption = 'ITEMLIST'
DropDownItems = <
item
Caption = 'ITEM1'
end
item
Caption = 'ITEM2'
end
item
Caption = 'ITEM3'
end
item
Caption = 'ITEM4'
end
item
Caption = 'ITEM5'
end>
end
object IWBS4Label1: TIWBS4Label
Left = 200
Top = 64
Width = 281
Height = 25
Caption = 'No ItemName'
end
object IWBS4Text1: TIWBS4Text
Left = 80
Top = 112
Width = 657
Height = 305
end
end
object IWBS4LayoutMgr1: TIWBS4LayoutMgr
Left = 88
Top = 40
end
end