# BaseFeatureWidget Auto-generated @jbrowse/mobx-state-tree API for the current JBrowse release — see [pluggable elements](https://jbrowse.org/jb2-staging/docs/developer_guide/) for concepts. Built into JBrowse core. [View source](https://github.com/GMOD/jbrowse-components/blob/main/packages/core/src/BaseFeatureWidget/stateModelFactory.ts). displays data about features, allowing configuration callbacks to modify the contents of what is displayed see: formatDetails-\>feature,formatDetails-\>subfeatures ## Properties | Member | Description | | --- | --- | | **id**
id: ElementId | | | **type**
type: types.literal('BaseFeatureWidget') | | | **featureData**

featureData: types.optional(
        types.frozen<MaybeSerializedFeat>(),
        undefined,
      )

| | | **unformattedFeatureData**

unformattedFeatureData: types.optional(
        types.frozen<MaybeSerializedFeat>(),
        undefined,
      )

| | | **view**

view: types.safeReference(
        pluginManager.pluggableMstType('view', 'stateModel'),
      )

| | | **track**

track: types.safeReference(
        pluginManager.pluggableMstType('track', 'stateModel'),
      )

| | | **trackId**
trackId: types.maybe(types.string) | | | **trackType**
trackType: types.maybe(types.string) | | | **maxDepth**
maxDepth: types.maybe(types.number) | | | **sequenceFeatureDetails**

sequenceFeatureDetails: types.optional(SequenceFeatureDetailsF(), {})

| | | **descriptions**

descriptions: types.optional(
        types.frozen<Descriptors | undefined>(),
        undefined,
      )

| | ## Volatiles | Member | Description | | --- | --- | | **error**
error: undefined | | | **sequenceHoverPosition**
sequenceHoverPosition: undefined | genomic base currently hovered in this widget's sequence panel, read by the LGV crosshair overlay | ## Actions | Member | Description | | --- | --- | | **setSequenceHoverPosition**
(pos: SequenceHoverPosition | undefined) => void | | | **setFeatureData**
(featureData: SimpleFeatureSerialized) => void | | | **clearFeatureData**
() => void | | | **setFormattedData**
(feat: SimpleFeatureSerialized) => void | | | **setTrackInfo**

(type?: string | undefined, trackId?: string | undefined) => void