GUIUtil.java 文件源码

/**
     * Sets {@link Tooltip} for a {@link Node} which nicely shows {@link ImageView} inside.
     * 
     * @param nodeToHaveTooltip
     *            The Node for installing Tooltip.
     * 
     * @param imageView
     *            The ImageView to show inside Tooltip.
     */
    public static void setImageViewTooltip(Node nodeToHaveTooltip,
            ImageView imageView) {
        // Add shadow to ImageView so the actual image will be clearly distinguishable from
        // tooltip's background.
        DropShadow shadow = new DropShadow(BlurType.ONE_PASS_BOX, Color.GREY, 5.0, 1.0, 0.0, 0.0);
        imageView.setEffect(shadow);
        // TODO: If image is big and StreamSis window is close to the edge, Tooltip is hiding right
        // after it is shown. Need to find workaround.
        Tooltip fullPreviewTP = new Tooltip();
        fullPreviewTP.setGraphic(imageView);
        fullPreviewTP.setAnchorLocation(AnchorLocation.WINDOW_BOTTOM_LEFT);
//      fullPreviewTP.setStyle("-fx-effect: dropshadow(three-pass-box, black, 10,0.5,0,0);");
        Tooltip.install(nodeToHaveTooltip, fullPreviewTP);
    }