private void initializeParts() {
    tilePane = new GridPane();
    tilePane.getStyleClass().add("tile-pane");
  }
Creates a new {@link CustomPageSkin} object for a corresponding {@link CustomPage}.

@param page the {@link CustomPage} for which this Skin is created
workbenchfx-demo/src/main/java/com/dlsc/workbenchfx/demo/controls/CustomPageSkin.java