Instance Property

currentPreviewItemIndex

The index of the current preview item.

Declaration

var currentPreviewItemIndex: Int { get set }

Discussion

The value is NSNotFound if there is no current preview item.

See Also

Managing the Preview Items

var dataSource: QLPreviewPanelDataSource!

The preview panel data source.

func reloadData()

Asks the preview panel to reload its data from its data source.

func refreshCurrentPreviewItem()

Asks the preview panel to recompute the preview of the current preview item.

var currentPreviewItem: QLPreviewItem!

The currently previewed item.

var displayState: Any!

The preview panel’s display state.