venv/share/jupyter/lab/schemas/@jupyter-notebook/tree-extension/widget.json

{
  "title": "File Browser Widget",
  "description": "File Browser widget settings.",
  "jupyter.lab.toolbars": {
    "FileBrowser": [
      { "name": "spacer", "type": "spacer", "rank": 900 },
      { "name": "fileNameSearcher", "rank": 950, "disabled": true },
      { "name": "new-dropdown", "rank": 1000 },
      { "name": "uploader", "rank": 1010 },
      { "name": "refresh", "command": "filebrowser:refresh", "rank": 1020 }
    ]
  },
  "jupyter.lab.transform": true,
  "properties": {
    "toolbar": {
      "title": "File browser toolbar items",
      "description": "Note: To disable a toolbar item,\ncopy it to User Preferences and add the\n\"disabled\" key. The following example will disable the uploader button:\n{\n  \"toolbar\": [\n    {\n      \"name\": \"uploader\",\n      \"disabled\": true\n    }\n  ]\n}\n\nToolbar description:",
      "items": {
        "$ref": "#/definitions/toolbarItem"
      },
      "type": "array",
      "default": []
    }
  },
  "additionalProperties": false,
  "type": "object",
  "definitions": {
    "toolbarItem": {
      "properties": {
        "name": {
          "title": "Unique name",
          "type": "string"
        },
        "args": {
          "title": "Command arguments",
          "type": "object"
        },
        "command": {
          "title": "Command id",
          "type": "string",
          "default": ""
        },
        "disabled": {
          "title": "Whether the item is ignored or not",
          "type": "boolean",
          "default": false
        },
        "icon": {
          "title": "Item icon id",
          "description": "If defined, it will override the command icon",
          "type": "string"
        },
        "label": {
          "title": "Item label",
          "description": "If defined, it will override the command label",
          "type": "string"
        },
        "type": {
          "title": "Item type",
          "type": "string",
          "enum": ["command", "spacer"]
        },
        "rank": {
          "title": "Item rank",
          "type": "number",
          "minimum": 0,
          "default": 50
        }
      },
      "required": ["name"],
      "additionalProperties": false,
      "type": "object"
    }
  }
}