如何隐藏网格生成列中的按钮?

How to hide the button in generated column in grid?

我在生成的列中有带按钮的网格。见截图:

取决于 "Has Stacktrace" 列中的布尔值 我想显示或隐藏 "Stacktrace" 列中的按钮 "view"。

我应该扩展 Vaadin 的 com.vaadin.ui.renderers.ButtonRenderer 还是有更简单的选择?

我做了以下解决方法,但我仍然想知道如何制作按钮:

// create container
IndexedContainer container = new IndexedContainer(...);
container.addContainerProperty("stacktrace", String.class, null);

// set data
importSession.getRows().forEach(importSessionRow -> {
    Item item = gpcontainer.getItem(importSessionRow.getId());
    item.getItemProperty("stacktrace").setValue(importSessionRow.isHasStacktrace() ? "/admin/instrument/import/row/" + importSessionRow.getId() + "/stacktrace.html" : null);
});

// set renderer
grid.getColumn("stacktrace").setRenderer(new HtmlRenderer(),
            new Converter<String, String>() {
                @Override
                public String convertToModel(String value,
                                             Class<? extends String> targetType, Locale locale)
                        throws Converter.ConversionException {
                    return "not implemented";
                }

                @Override
                public String convertToPresentation(String value,
                                                    Class<? extends String> targetType, Locale locale)
                        throws Converter.ConversionException {
                    return value != null ? "<a href='" + value + "' target='_blank'>view</a>" : null;
                }

                @Override
                public Class<String> getModelType() {
                    return String.class;
                }

                @Override
                public Class<String> getPresentationType() {
                    return String.class;
                }
            });