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TcxTreeListOptionsView.DropNodeIndicator Property

Specifies if drop node indicators are visible during a drag-and-drop operation.

#Declaration

Delphi
property DropNodeIndicator: Boolean read; write; default False;

#Property Value

Type Default Description
Boolean False

True if auxiliary drop node indicators are visible during a node drag-and-drop operation; otherwise, False.

#Remarks

Set this property to True to display assisting indicators at the left edge of a node located under the mouse pointer, during drag-and-drop operations. The indicators suggest the resulting drop position for a node being dragged, relative to a node under the mouse pointer, as shown in the following table.

#Drop Node Indicators

Indicator Context Example Description
VCL Tree List: The Before Indicator Dragging over the top half of a node’s indent or indicator cell. VCL Tree List: The Before Indicator A node being dragged will be positioned before a node located under the mouse pointer, at the same nesting level.
VCL Tree List: The After Indicator Dragging over the bottom half of a node’s indent or indicator cell. VCL Tree List: The After Indicator A node being dragged will be positioned after a node located under the mouse pointer, at the same nesting level.
VCL Tree list: The Child Indicator Dragging over a node’s data cell or preview section. VCL Tree List: The Child Indicator A node being dragged will be positioned as a child of a node located under the mouse pointer.

#Default Value

The DropNodeIndicator property’s default value is False.

See Also