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// This file was generated by gir (https://github.com/gtk-rs/gir)
// from gir-files (https://github.com/gtk-rs/gir-files)
// DO NOT EDIT

use glib::object::IsA;
use glib::translate::*;
use std::fmt;

glib::wrapper! {
    /// A [`UnixFDList`][crate::UnixFDList] contains a list of file descriptors. It owns the file
    /// descriptors that it contains, closing them when finalized.
    ///
    /// It may be wrapped in a `GUnixFDMessage` and sent over a [`Socket`][crate::Socket] in
    /// the [`SocketFamily::Unix`][crate::SocketFamily::Unix] family by using [`SocketExtManual::send_message()`][crate::prelude::SocketExtManual::send_message()]
    /// and received using [`SocketExtManual::receive_message()`][crate::prelude::SocketExtManual::receive_message()].
    ///
    /// Note that `<gio/gunixfdlist.h>` belongs to the UNIX-specific GIO
    /// interfaces, thus you have to use the `gio-unix-2.0.pc` pkg-config
    /// file when using it.
    ///
    /// # Implements
    ///
    /// [`UnixFDListExt`][trait@crate::prelude::UnixFDListExt], [`trait@glib::ObjectExt`], [`UnixFDListExtManual`][trait@crate::prelude::UnixFDListExtManual]
    #[doc(alias = "GUnixFDList")]
    pub struct UnixFDList(Object<ffi::GUnixFDList, ffi::GUnixFDListClass>);

    match fn {
        type_ => || ffi::g_unix_fd_list_get_type(),
    }
}

impl UnixFDList {
    /// Creates a new [`UnixFDList`][crate::UnixFDList] containing no file descriptors.
    ///
    /// # Returns
    ///
    /// a new [`UnixFDList`][crate::UnixFDList]
    #[doc(alias = "g_unix_fd_list_new")]
    pub fn new() -> UnixFDList {
        unsafe { from_glib_full(ffi::g_unix_fd_list_new()) }
    }
}

impl Default for UnixFDList {
    fn default() -> Self {
        Self::new()
    }
}

pub const NONE_UNIX_FD_LIST: Option<&UnixFDList> = None;

/// Trait containing all [`struct@UnixFDList`] methods.
///
/// # Implementors
///
/// [`UnixFDList`][struct@crate::UnixFDList]
pub trait UnixFDListExt: 'static {
    /// Gets the length of `self` (ie: the number of file descriptors
    /// contained within).
    ///
    /// # Returns
    ///
    /// the length of `self`
    #[doc(alias = "g_unix_fd_list_get_length")]
    #[doc(alias = "get_length")]
    fn length(&self) -> i32;
}

impl<O: IsA<UnixFDList>> UnixFDListExt for O {
    fn length(&self) -> i32 {
        unsafe { ffi::g_unix_fd_list_get_length(self.as_ref().to_glib_none().0) }
    }
}

impl fmt::Display for UnixFDList {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        f.write_str("UnixFDList")
    }
}