Tree Item (PRIM_TREE.TreeItem)

Reference to the Tree containing the item

Ancestors - Object (PRIM_OBJT)

Details

All LANSA visual list controls manange a collection of items.
 
Items are created and destroyed whenever entries are added to or deleted from the underlying data list.
 
Items are the means by which the visual side of the list can be manipulated.

Properties

Name	Description
Checked	Checkstate stored for the item to emulate check box behaviour
ComponentClassName	ComponentClassName is the name of the component's class. Inherited from Object (PRIM_OBJT)
ComponentMembers	ComponentMembers provides access to all the member components of this component Inherited from Object (PRIM_OBJT)
ComponentPatternName	ComponentPatternName is used to qualify the class of the component. Inherited from Object (PRIM_OBJT)
ComponentTag	Generic space allowing a value to be stored for the instance Inherited from Object (PRIM_OBJT)
ComponentType	ComponentType gives you access to the type information about the component Inherited from Object (PRIM_OBJT)
ComponentTypeName	ComponentTypeName is the fully qualified name of the component's class. Inherited from Object (PRIM_OBJT)
Design	Reference to the Design instance for this item
Entry	Entry number of the item in the underlying data list
Expanded	Item is expanded or collapsed
Focus	True if this item is the focus item in the list
FocusedInactiveStyle	Style to be applied to the focus item when the control is not focus
FocusedInactiveStyles	Collection of styles to be applied to the focus item when the control is not focus
FocusedStyle	Style applied to the item when focus
FocusedStyles	Collection of styles to be applied to the item when focus
Image	Repository enrolled image to show in the control
ItemCount	Number of child items for this item
Items	Collection of all child items
Level	Level tells the level of tree view items
MarginBottom	Bottom margin in pixels
MarginLeft	Left margin in pixels
MarginRight	Right margin in pixels
MarginTop	Top margin in pixels
MouseOverStyle	Style applied to the item when mouse over
MouseOverStyles	Collection of styles to be applied to the item when mouse over
Name	Name identifies the component Inherited from Object (PRIM_OBJT)
Owner	Owner owns this component Inherited from Object (PRIM_OBJT)
Parent	The component instance to which this instance is attached. The visual container for a control or the collector of a set of child instances Inherited from Object (PRIM_OBJT)
ParentItem	Reference to the parent item
ParentItems	Collection of all items at the same level as the ParentItem
Position	Position of the item in the component list
RelatedReference	Reference to an object instance to be stored for this item
Selected	True if this item is currently selected
SelectedInactiveStyle	Style to be applied to the item when selected but the control is not focus
SelectedInactiveStyles	Collection of styles to be applied to the item when selected but the control is not focus
SelectedStyle	Style applied to the item when selected
SelectedStyles	Collection of styles to be applied to the item when selected
Style	Styles to be applied to the item
Styles	Collection of styles to be applied to the item
Tree	Reference to the Tree containing the item
Visible	Show or hide the item

Events

Name	Description
CreateInstance	CreateInstance is signalled when an instance of a component is created Inherited from Tree Item (PRIM_TREE.TreeItem)
DestroyInstance	DestroyInstance is signalled when an instance of a component is about to be destroyed Inherited from Tree Item (PRIM_TREE.TreeItem)
ItemCollapsed	A list item has collapsed, hiding all child items Item
ItemExpanding	A list item has expanded, showing all child items Item
ItemGotFocus	Fired when an item receives the focus Item
ItemGotParent	A parent has been assigned to the list item Item
ItemGotSelection	Fired when an item in the list becomes selected Item
ItemLostFocus	Fired when the item loses focus Item
ItemLostSelection	ItemLostSelection happens when another item is selected Item
ItemRealizing	Fired when an item design instance is realized, typically when the it comes in to the view port Item

Methods

Name	Description
Add	Add a new design instance Result, DesignType
Collapse	Collapse this item
Delete	Delete this item
DeleteAll	Delete all list entries
Expand	Expand this item

See also

All Component Classes

Technical Reference

LANSA Version 15, April 2020