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use crate::AsyncResult;
use crate::Cancellable;
use crate::SocketAddress;
use glib::object::IsA;
use glib::translate::*;
use std::boxed::Box as Box_;
use std::fmt;
use std::pin::Pin;
use std::ptr;
glib::wrapper! {
#[doc(alias = "GSocketAddressEnumerator")]
pub struct SocketAddressEnumerator(Object<ffi::GSocketAddressEnumerator, ffi::GSocketAddressEnumeratorClass>);
match fn {
type_ => || ffi::g_socket_address_enumerator_get_type(),
}
}
impl SocketAddressEnumerator {
pub const NONE: Option<&'static SocketAddressEnumerator> = None;
}
pub trait SocketAddressEnumeratorExt: 'static {
#[doc(alias = "g_socket_address_enumerator_next")]
fn next(
&self,
cancellable: Option<&impl IsA<Cancellable>>,
) -> Result<SocketAddress, glib::Error>;
#[doc(alias = "g_socket_address_enumerator_next_async")]
fn next_async<P: FnOnce(Result<SocketAddress, glib::Error>) + 'static>(
&self,
cancellable: Option<&impl IsA<Cancellable>>,
callback: P,
);
fn next_future(
&self,
) -> Pin<Box_<dyn std::future::Future<Output = Result<SocketAddress, glib::Error>> + 'static>>;
}
impl<O: IsA<SocketAddressEnumerator>> SocketAddressEnumeratorExt for O {
fn next(
&self,
cancellable: Option<&impl IsA<Cancellable>>,
) -> Result<SocketAddress, glib::Error> {
unsafe {
let mut error = ptr::null_mut();
let ret = ffi::g_socket_address_enumerator_next(
self.as_ref().to_glib_none().0,
cancellable.map(|p| p.as_ref()).to_glib_none().0,
&mut error,
);
if error.is_null() {
Ok(from_glib_full(ret))
} else {
Err(from_glib_full(error))
}
}
}
fn next_async<P: FnOnce(Result<SocketAddress, glib::Error>) + 'static>(
&self,
cancellable: Option<&impl IsA<Cancellable>>,
callback: P,
) {
let main_context = glib::MainContext::ref_thread_default();
let is_main_context_owner = main_context.is_owner();
let has_acquired_main_context = (!is_main_context_owner)
.then(|| main_context.acquire().ok())
.flatten();
assert!(
is_main_context_owner || has_acquired_main_context.is_some(),
"Async operations only allowed if the thread is owning the MainContext"
);
let user_data: Box_<glib::thread_guard::ThreadGuard<P>> =
Box_::new(glib::thread_guard::ThreadGuard::new(callback));
unsafe extern "C" fn next_async_trampoline<
P: FnOnce(Result<SocketAddress, glib::Error>) + 'static,
>(
_source_object: *mut glib::gobject_ffi::GObject,
res: *mut crate::ffi::GAsyncResult,
user_data: glib::ffi::gpointer,
) {
let mut error = ptr::null_mut();
let ret = ffi::g_socket_address_enumerator_next_finish(
_source_object as *mut _,
res,
&mut error,
);
let result = if error.is_null() {
Ok(from_glib_full(ret))
} else {
Err(from_glib_full(error))
};
let callback: Box_<glib::thread_guard::ThreadGuard<P>> =
Box_::from_raw(user_data as *mut _);
let callback: P = callback.into_inner();
callback(result);
}
let callback = next_async_trampoline::<P>;
unsafe {
ffi::g_socket_address_enumerator_next_async(
self.as_ref().to_glib_none().0,
cancellable.map(|p| p.as_ref()).to_glib_none().0,
Some(callback),
Box_::into_raw(user_data) as *mut _,
);
}
}
fn next_future(
&self,
) -> Pin<Box_<dyn std::future::Future<Output = Result<SocketAddress, glib::Error>> + 'static>>
{
Box_::pin(crate::GioFuture::new(
self,
move |obj, cancellable, send| {
obj.next_async(Some(cancellable), move |res| {
send.resolve(res);
});
},
))
}
}
impl fmt::Display for SocketAddressEnumerator {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.write_str("SocketAddressEnumerator")
}
}
