{
    "widgettype": "VBox",
    "options": {
        "width": "100%",
        "spacing": "12px"
    },
    "subwidgets": [
        {
            "widgettype": "HBox",
            "options": {
                "width": "100%",
                "justifyContent": "space-between",
                "alignItems": "center"
            },
            "subwidgets": [
                {
                    "widgettype": "HBox",
                    "options": {"spacing": "4px", "alignItems": "center"},
                    "subwidgets": [
                        {"widgettype": "Text", "options": {"text": "📂", "cfontsize": 16}},
                        {"widgettype": "Text", "options": {"text": "{{params_kw.folder_label or '全部文件'}}", "cfontsize": 16, "fontWeight": "bold", "color": "#333"}}
                    ]
                },
                {
                    "widgettype": "HBox",
                    "options": {"spacing": "8px"},
                    "subwidgets": [
                        {
                            "widgettype": "Button",
                            "options": {"label": "📂 新建子目录", "bgcolor": "#e8e8e8", "color": "#666"},
                            "binds": [
                                {
                                    "wid": "self",
                                    "event": "tap",
                                    "actiontype": "urlwidget",
                                    "target": "app.detail_content",
                                    "mode": "replace",
                                    "options": {
                                        "url": "{{entire_url('/knowledge_bases_list/new_dir_form.ui')}}",
                                        "params": {
                                            "kb_id": "{{params_kw.kb_id or ''}}",
                                            "folder_id": "{{params_kw.folder_id or ''}}",
                                            "folder_label": "{{params_kw.folder_label or ''}}"
                                        }
                                    }
                                }
                            ]
                        }
                    ]
                }
            ]
        },
        {
            "widgettype": "Text",
            "options": {
                "text": "当前目录暂无内容",
                "color": "#aaa",
                "cfontsize": 13,
                "halign": "center"
            }
        }
    ]
}