甘特图 API模板grid_blank页面内容grid_blank Description 定义在树形列中子项标签之前显示的自定义内容 grid_blank: (task: Task) => string;Parameters task - (required) Task - 任务对象 Returns text - (string) - 将在甘特图中渲染的 HTML 文本 Examplegantt.templates.grid_blank = function(item) { return "<div className='gantt_tree_icon gantt_blank'></div>";};Related Guides 网格的模板 配置树形列 Need help?Got a question about the documentation? Reach out to our technical support team for help and guidance. For custom component solutions, visit the Services page.