Value Selection Widget

Creates a value selection widget for use in components views. Outputs a string flow variable with the name of the selected value.

The node supports custom CSS styling. You can simply put CSS rules into a single string and set it as a flow variable 'customCSS' in the node configuration dialog. You will find the list of available classes and their description on our documentation page.

Options

Control

Label
A descriptive label that will be shown in the view.
Description
Some lines of description that will be shown in the view, for instance by means of a tooltip.
Variable Name
Variable identifier.
Selection Type
Type of the selection panel.
Lock Column
If selected the column is locked and can not be selected from within the view.
Default Column
The column containing the values.
Default Value
The value that is selected by default.
Limit height
By default the List component adjusts its height to display all possible choices without a scroll bar. If the setting is enabled, you will be able to limit the number of visible options in case you have too many of them. The setting is available only for List selection type.
Number of visible rows
A number of options visible in the List component without a vertical scroll bar. Changing this value will also affect the component's height. The setting is available only for List selection type.

Re-execution

Re-execution on widget value change
If selected, widget emits reactivity events that trigger the re-execution of downstream nodes in a component composite view when its value changes. It allows users to create interactive Data Apps and visualizations.

Input Ports

Icon
Table containing the values to be selected.

Output Ports

Icon
Variable output (string) with the selected value name. Additionally the chosen column name is output as a separate flow variable.

Popular Predecessors

Popular Successors

Views

Interactive View: Value Selection Widget
Displays a column selection panel.

Workflows

Links

Developers

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Installation

To use this node in KNIME, install the extension KNIME Quick Forms from the below update site following our NodePit Product and Node Installation Guide:

v5.5

A zipped version of the software site can be downloaded here.

Plugin provider: KNIME AG, Zurich, Switzerland
Plugin version: 5.5.0.v202506170920
On NodePit since: 2025-07-02
Last update: 2025-07-20
KNIME versions: Since v4.0

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