fires before configuration attributes of the control are changed dynamically
beforeChangeProperties: (properties: ICheckboxGroupProps) => boolean | void;
Parameters:properties: object
- an object with configuration attributes of the control and their new valuesReturn false
to cancel the default action of the event; otherwise, true
.
Example
form.getItem("checkboxGroup").events.on("beforeChangeProperties", function(properties) {
console.log("beforeChangeProperties", properties);
return true;
});
Change log:
added in v7.0
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