Topic group Related topics Example

When the contents of the component have been changed.

Parameters

none

Property of

Many form objects

Description

onChange fires when the user changes data, which includes the following actions:

Inserts or removes a checkmark in a checkbox

Selects a different RadioButton in the RadioButton group

Selects a different item in a tree

Changes a value in an entryfield

Changes a value in the text box portion of a combo box or a spin box

Clicks the spinner on a spinbox

Moves the scroll thumb in a scrollbar object

Changes a value in a field and moves to another row in a browse

The onChange event of an OLE object fires each time the record pointer moves from one record to another. The onChange event of a form fires after moving to another record, if the previous record was changed, but only if the form is open and has controls dataLinked to fields.