How to use the @ckeditor/ckeditor5-ui/src/bindings/submithandler function in @ckeditor/ckeditor5-ui

render() {
		super.render();
		

		submitHandler( {
			view: this
		} );

		const childViews = [
			this.latexRender,
			this.bottomPanel
		];


		childViews.forEach( v => {
			this._focusables.add( v );			// Register the view as focusable.
			this.focusTracker.add( v.element );	// Register the view in the focus tracker.
		} );


		this.keystrokes.listenTo( this.element );// Start listening for the keystrokes coming from #element.

attributes: {
            class: [
              'cke-onchangeInput-form__actions'
            ]
          },

          children: [
            this.saveButtonView,
            this.cancelButtonView
          ]
        }
      ]
    } );

    submitHandler( {
      view: this
    } );

    [ this.formIdInput, this.onchangeInput, this.saveButtonView, this.cancelButtonView ]
      .forEach( v => {
        // Register the view as focusable.
        this._focusables.add( v );

        // Register the view in the focus tracker.
        this.focusTracker.add( v.element );
      } );
  }

render() {
		super.render();

		this.keystrokes.listenTo( this.element );

		submitHandler( { view: this } );

		[ this.labeledInput, this.saveButtonView, this.cancelButtonView ]
			.forEach( v => {
				// Register the view as focusable.
				this._focusables.add( v );

				// Register the view in the focus tracker.
				this.focusTracker.add( v.element );
			} );
	}

render() {
		super.render();

		submitHandler( {
			view: this
		} );

		this.emojiButtonViews.map( v => {
			// Register the view as focusable.
			this._focusables.add( v );

			// Register the view in the focus tracker.
			this.focusTracker.add( v.element );
		} );

		// Start listening for the keystrokes coming from #element.
		this.keystrokes.listenTo( this.element );
	}

render() {
		super.render();

		submitHandler( {
			view: this
		} );

		const childViews = [
			this.urlInputView,
			this.saveButtonView,
			this.cancelButtonView
		];

		childViews.forEach( v => {
			// Register the view as focusable.
			this._focusables.add( v );

			// Register the view in the focus tracker.
			this.focusTracker.add( v.element );
		} );

attributes: {
            class: [
              'cke-nameInput-form__actions'
            ]
          },

          children: [
            this.saveButtonView,
            this.cancelButtonView
          ]
        }
      ]
    } );

    submitHandler( {
      view: this
    } );

    [ this.labeledInput, this.nameInput, this.saveButtonView, this.cancelButtonView ]
      .forEach( v => {
        // Register the view as focusable.
        this._focusables.add( v );

        // Register the view in the focus tracker.
        this.focusTracker.add( v.element );
      } );
  }