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JavaScript Form - beforeChangeProperties Event

fires before configuration attributes of a Form control are changed dynamically

beforeChangeProperties: (name: string, properties: any) => boolean | void;

• name|id: string - the name (or id, if the name is not specified) of the Form control
• properties: object - an object with configuration attributes of the control and their new values

Return false to cancel the default action of the event; otherwise, true.

Example

form.events.on("beforeChangeProperties", function(name, properties) {
    console.log("beforeChangeProperties", name, properties);
    return true;
});

Related sample: Form. Events

added in v7.0

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