Enum Error 

pub enum Error {
    Unsupported,
    Empty,
    InvalidItem(String),
    NoMouse,
    Platform(String),
}

Errors returned by start_drag.

Variants

Unsupported

Native drag-out is not implemented on this platform.

Empty

No items were given.

InvalidItem(String)

An item is invalid (missing file, bad file name, path not allowed…).

NoMouse

No mouse button is pressed: start the drag from a mousedown / pointermove handler while the button is held.

Platform(String)

The platform refused to start the drag.

Trait Implementations

impl Clone for Error

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Error

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Display for Error

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Error for Error

fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any.

fn description(&self) -> &str

👎Deprecated since 1.42.0:

use the Display impl or to_string()

fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)

Provides type-based access to context intended for error reports.

impl Serialize for Error

fn serialize<S: Serializer>(&self, s: S) -> Result<S::Ok, S::Error>

Serialize this value into the given Serde serializer.