pub trait ICoreWebView2CompositionController3_Impl: Sized + ICoreWebView2CompositionController2_Impl {
// Required methods
fn DragEnter(
&self,
dataobject: Option<&IDataObject>,
keystate: u32,
point: &POINT,
effect: *mut u32
) -> Result<(), Error>;
fn DragLeave(&self) -> Result<(), Error>;
fn DragOver(
&self,
keystate: u32,
point: &POINT,
effect: *mut u32
) -> Result<(), Error>;
fn Drop(
&self,
dataobject: Option<&IDataObject>,
keystate: u32,
point: &POINT,
effect: *mut u32
) -> Result<(), Error>;
}