set selectedItemIndex(index) {
      this.inProgramSelection_ = true;
      this.selectionModel.selectedIndex = index;
      this.inProgramSelection_ = false;
    }
/**
     * Set index to the image selected.
     * @type {number} index The index of selected image.
     */
Set index to the image selected.
@type {number} index The index of selected image.
Set index to the image selected . @type { number } index The index of selected image .
set selectedItemIndex(index) {
      this.inProgramSelection_ = true;
      this.selectionModel.selectedIndex = index;
      this.inProgramSelection_ = false;
    }
set selectedItemIndex ( index ) { this . inProgramSelection_ = true ; this . selectionModel . selectedIndex = index ; this . inProgramSelection_ = false ; }
Set index to the image selected.
Set index to the image selected .