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TreeViewItem object – PB Docs 2021 – PowerBuilder Library

TreeViewItem object – PB Docs 2021

TreeViewItem object

A TreeViewItem is a system structure that populates the properties
for individual items in a TreeView control. A TreeViewItem has no
events.

Properties

TreeViewItem property

Datatype

Description

Bold

Boolean

Specifies whether the item is bold. Values
are:

TRUE — The item is bold.

FALSE —
The item is not bold.

Children

Boolean

Specifies whether the item has children. Values
are:

TRUE — The item has
children.

FALSE — The item does not have
children.

You can use this property to make the
TreeView behave as though it has children, even when it does
not. You can do this to get ItemPopulate and ItemExpanding
events when the item does not yet have any
children.

ClassDefinition

PowerObject

An object of type PowerObject containing
information about the class definition of the object or
control.

CutHighLighted

Boolean

Specifies whether the item is the target of a cut
operation. Values are:

TRUE — The item is the
target of a cut operation.

FALSE — The item is not
the target of a cut operation.

Data

Any

Assigns any user-defined data to a TreeView
item.

DropHighLighted

Boolean

Specifies whether the item is the target of a
DragDrop operation. Values are:

TRUE — The item is
the target of a DragDrop operation.

FALSE — The
item is not the target of a DragDrop operation.

Expanded

Boolean

Specifies whether the item is expanded. Values
are:

TRUE — The item is expanded.

FALSE
— The item is not expanded.

ExpandedOnce

Boolean

Specifies whether the item has been expanded at
least once, also meaning the item has been populated with
children. Values are:

TRUE — The item has been
expanded once.

FALSE — The item has not been
expanded once.

HasFocus

Boolean

Specifies whether the item has focus. Values
are:

TRUE — The item has focus.

FALSE
— The item does not have focus.

ItemHandle

Long

Identifies the handle associated with the
item.

Label

String

Identifies the string label associated with the
item.

Level

Integer

Indicates the level of the item in the TreeView
control.

OverlayPictureIndex

Integer

Identifies the overlay picture associated with the
item. The overlay picture is displayed on top of the item’s
picture. If 0, no overlay is displayed.

PictureIndex

Integer

Identifies the picture displayed to the left of the
item label. If 0, no picture appears and the space specified by
the TreeView’s PictureWidth property is blank.

SelectedPictureIndex

Integer

Identifies the picture associated with the item
when it is selected. If 0, no picture is displayed when
selected.

Selected

Boolean

Specifies whether the item is selected. Values
are:

TRUE — The item is selected.

FALSE
— The item is not selected.

StatePictureIndex

Integer

Identifies the state picture associated with the
item. The state picture appears to the left of the regular
picture. If 0, no state picture appears and no space is reserved
for the picture.

Functions

TreeViewItem function

Datatype returned

Description

ClassName

String

Returns the name assigned to the
object.

GetContextService

Integer

Creates a reference to a context-specific instance
of the specified service.

GetParent

PowerObject

Returns a reference to the name of the parent
object.

TypeOf

Object

Returns the type of the object.


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