Instance Property

displayState

The current display state of the previewItem.

Declaration

@property(retain) id displayState;

Discussion

This property is an opaque object that is used to get and set the current display state of the preview. The display state could be the currently displayed page, the zoom factor on an image or the position in a movie for example.

You can use this property to get and save the current display state of the preview before switching to another. This saving allows you to restore a preview later on when the user switches back to it.

See Also

Displaying a Preview

previewItem

The item to preview.

- refreshPreviewItem

Updates the preview to display the currently previewed item.

autostarts

A Boolean value that determines whether the preview starts automatically.