How to remove standard bar items and add custom ones to the DocumentViewer toolbar

This example demonstrates how to customize the DocumentViewer control's toolbar (either BarManager or RibbonControl).

In particular, it shows how to remove a standard button from it and add custom ones.

You can bind your custom logic to a button either in the ItemClick event handler or using the View Model commands.

See Also:
How to override existing export (send) command handlers in the DocumentPreview toolbar