SaveItem Method

protected abstract void SaveItem( 
   ImageViewerItem item,
   object data
)

'Declaration
 

Protected MustOverride Sub SaveItem( _
   ByVal item As ImageViewerItem, _
   ByVal data As Object _
) 

Parameters

item

Source item

data

The image object for this item.

This method is called when an item is about to be deleted from the cache. This gives the derived class the apportunity to serialize the data to disk or a database if needed.

data is the same object returned from LoadItem for this item.

You should encapsulate the code inside this method with a try/catch and handle the error correctly. This method will not automatically fire the ItemError event.

For an example, refer to ImageViewerVirtualizer.

Target Platforms

Reference

ImageViewerVirtualizer Class
ImageViewerVirtualizer Members