JFxBuilder.java 文件源码

private void createAlertDialog(DialogObject dialog) {
    Alert alert = new Alert(dialog.getType());
    alert.setTitle(dialog.getTitle());
    alert.setHeaderText(dialog.getHeader());
    alert.setContentText(dialog.getContent());

    if (dialog.getexception() == null) {
        alert.showAndWait();
    } else {
        StringWriter sw = new StringWriter();
        PrintWriter pw = new PrintWriter(sw);
        dialog.getexception().printStackTrace(pw);
        String exceptionText = sw.toString();

        Label label = new Label("The exception stacktrace was:");

        TextArea textArea = new TextArea(exceptionText);
        textArea.setEditable(false);
        textArea.setWrapText(true);

        textArea.setMaxWidth(Double.MAX_VALUE);
        textArea.setMaxHeight(Double.MAX_VALUE);
        GridPane.setVgrow(textArea, Priority.ALWAYS);
        GridPane.setHgrow(textArea, Priority.ALWAYS);

        GridPane expContent = new GridPane();
        expContent.setMaxWidth(Double.MAX_VALUE);
        expContent.add(label, 0, 0);
        expContent.add(textArea, 0, 1);

        alert.getDialogPane().setExpandableContent(expContent);

        alert.showAndWait();
    }
}