You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
31 lines
1013 B
JavaScript
31 lines
1013 B
JavaScript
import knockout from "../ThirdParty/knockout.js";
|
|
|
|
/**
|
|
* Subscribe to a Knockout observable ES5 property, and immediately fire
|
|
* the callback with the current value of the property.
|
|
*
|
|
* @private
|
|
*
|
|
* @function subscribeAndEvaluate
|
|
*
|
|
* @param {Object} owner The object containing the observable property.
|
|
* @param {String} observablePropertyName The name of the observable property.
|
|
* @param {Function} callback The callback function.
|
|
* @param {Object} [target] The value of this in the callback function.
|
|
* @param {String} [event='change'] The name of the event to receive notification for.
|
|
* @returns The subscription object from Knockout which can be used to dispose the subscription later.
|
|
*/
|
|
function subscribeAndEvaluate(
|
|
owner,
|
|
observablePropertyName,
|
|
callback,
|
|
target,
|
|
event
|
|
) {
|
|
callback.call(target, owner[observablePropertyName]);
|
|
return knockout
|
|
.getObservable(owner, observablePropertyName)
|
|
.subscribe(callback, target, event);
|
|
}
|
|
export default subscribeAndEvaluate;
|