IVisualTreeServiceCallback3 interface (xamlom.winui.h)
Represents additional capabilities of an IVisualTreeServiceCallback2 object.
Inheritance
The IVisualTreeServiceCallback3 interface inherits from the IUnknown interface.
Methods
The IVisualTreeServiceCallback3 interface has these methods.
| IVisualTreeServiceCallback3::OnXamlRootChange Communicates when a XamlRoot root is added or removed. |
Remarks
IVisualTreeServiceCallback3 extends the existing IVisualTreeServiceCallback and IVisualTreeServiceCallback2 interfaces by providing change notifications when XamlRoots are created or deleted.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 10, version 1809 (with Windows App SDK 1.0 or later) |
| Header | xamlom.winui.h |