Function onModifiedStateChanged

src/directive/form.js:86–107

* This universal function is called when child model or child form is modified * by the modified component itself. * It will update the corresponding tracking list, the number of modified components * and the form itself if required. * * @param {FormContr

(ctrl, list)

         * @param {FormController[]|NgModelController[]} list  The tracking list of modified controllers (models or forms)
         */
        function onModifiedStateChanged (ctrl, list) {

          var listIndex = list.indexOf(ctrl);
          var presentInList = (-1 !== listIndex);

          if (ctrl.modified && !presentInList) {

            // Adding model to the internal list of modified models.
            list.push(ctrl);

            updateFormState();

          } else if (!ctrl.modified && presentInList) {

            // Removing model from the internal list of modified models.
            list.splice(listIndex, 1);

            updateFormState();

          }

        }

        /**
         * Updates form state and notifies it's parents.