Trait piston::CursorEvent

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pub trait CursorEvent: Sized {
    // Required methods
    fn from_cursor(cursor: bool, old_event: &Self) -> Option<Self>;
    fn cursor<U, F>(&self, f: F) -> Option<U>
       where F: FnMut(bool) -> U;

    // Provided method
    fn cursor_args(&self) -> Option<bool> { ... }
}
Expand description

When window gets or loses cursor.

Required Methods§

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fn from_cursor(cursor: bool, old_event: &Self) -> Option<Self>

Creates a cursor event.

Preserves time stamp from original input event, if any.

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fn cursor<U, F>(&self, f: F) -> Option<U>
where F: FnMut(bool) -> U,

Calls closure if this is a cursor event.

Provided Methods§

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fn cursor_args(&self) -> Option<bool>

Returns cursor arguments.

Object Safety§

This trait is not object safe.

Implementors§