use Cancellable;
use Error;
use InputStream;
use OutputStream;
use ffi;
#[cfg(feature = "futures")]
use futures_core;
use glib;
use glib::StaticType;
use glib::Value;
use glib::object::Cast;
use glib::object::IsA;
use glib::signal::SignalHandlerId;
use glib::signal::connect_raw;
use glib::translate::*;
use glib_ffi;
use gobject_ffi;
use std::boxed::Box as Box_;
use std::fmt;
use std::mem::transmute;
use std::ptr;
glib_wrapper! {
pub struct IOStream(Object<ffi::GIOStream, ffi::GIOStreamClass, IOStreamClass>);
match fn {
get_type => || ffi::g_io_stream_get_type(),
}
}
impl IOStream {}
pub const NONE_IO_STREAM: Option<&IOStream> = None;
pub trait IOStreamExt: 'static {
fn clear_pending(&self);
fn close<'a, P: IsA<Cancellable> + 'a, Q: Into<Option<&'a P>>>(&self, cancellable: Q) -> Result<(), Error>;
fn close_async<'a, P: IsA<Cancellable> + 'a, Q: Into<Option<&'a P>>, R: FnOnce(Result<(), Error>) + Send + 'static>(&self, io_priority: glib::Priority, cancellable: Q, callback: R);
#[cfg(feature = "futures")]
fn close_async_future(&self, io_priority: glib::Priority) -> Box_<futures_core::Future<Item = (Self, ()), Error = (Self, Error)>> where Self: Sized + Clone;
fn get_input_stream(&self) -> Option<InputStream>;
fn get_output_stream(&self) -> Option<OutputStream>;
fn has_pending(&self) -> bool;
fn is_closed(&self) -> bool;
fn set_pending(&self) -> Result<(), Error>;
fn get_property_closed(&self) -> bool;
fn connect_property_closed_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
}
impl<O: IsA<IOStream>> IOStreamExt for O {
fn clear_pending(&self) {
unsafe {
ffi::g_io_stream_clear_pending(self.as_ref().to_glib_none().0);
}
}
fn close<'a, P: IsA<Cancellable> + 'a, Q: Into<Option<&'a P>>>(&self, cancellable: Q) -> Result<(), Error> {
let cancellable = cancellable.into();
unsafe {
let mut error = ptr::null_mut();
let _ = ffi::g_io_stream_close(self.as_ref().to_glib_none().0, cancellable.map(|p| p.as_ref()).to_glib_none().0, &mut error);
if error.is_null() { Ok(()) } else { Err(from_glib_full(error)) }
}
}
fn close_async<'a, P: IsA<Cancellable> + 'a, Q: Into<Option<&'a P>>, R: FnOnce(Result<(), Error>) + Send + 'static>(&self, io_priority: glib::Priority, cancellable: Q, callback: R) {
let cancellable = cancellable.into();
let user_data: Box<R> = Box::new(callback);
unsafe extern "C" fn close_async_trampoline<R: FnOnce(Result<(), Error>) + Send + 'static>(_source_object: *mut gobject_ffi::GObject, res: *mut ffi::GAsyncResult, user_data: glib_ffi::gpointer) {
let mut error = ptr::null_mut();
let _ = ffi::g_io_stream_close_finish(_source_object as *mut _, res, &mut error);
let result = if error.is_null() { Ok(()) } else { Err(from_glib_full(error)) };
let callback: Box<R> = Box::from_raw(user_data as *mut _);
callback(result);
}
let callback = close_async_trampoline::<R>;
unsafe {
ffi::g_io_stream_close_async(self.as_ref().to_glib_none().0, io_priority.to_glib(), cancellable.map(|p| p.as_ref()).to_glib_none().0, Some(callback), Box::into_raw(user_data) as *mut _);
}
}
#[cfg(feature = "futures")]
fn close_async_future(&self, io_priority: glib::Priority) -> Box_<futures_core::Future<Item = (Self, ()), Error = (Self, Error)>> where Self: Sized + Clone {
use GioFuture;
use fragile::Fragile;
GioFuture::new(self, move |obj, send| {
let cancellable = Cancellable::new();
let send = Fragile::new(send);
let obj_clone = Fragile::new(obj.clone());
obj.close_async(
io_priority,
Some(&cancellable),
move |res| {
let obj = obj_clone.into_inner();
let res = res.map(|v| (obj.clone(), v)).map_err(|v| (obj.clone(), v));
let _ = send.into_inner().send(res);
},
);
cancellable
})
}
fn get_input_stream(&self) -> Option<InputStream> {
unsafe {
from_glib_none(ffi::g_io_stream_get_input_stream(self.as_ref().to_glib_none().0))
}
}
fn get_output_stream(&self) -> Option<OutputStream> {
unsafe {
from_glib_none(ffi::g_io_stream_get_output_stream(self.as_ref().to_glib_none().0))
}
}
fn has_pending(&self) -> bool {
unsafe {
from_glib(ffi::g_io_stream_has_pending(self.as_ref().to_glib_none().0))
}
}
fn is_closed(&self) -> bool {
unsafe {
from_glib(ffi::g_io_stream_is_closed(self.as_ref().to_glib_none().0))
}
}
fn set_pending(&self) -> Result<(), Error> {
unsafe {
let mut error = ptr::null_mut();
let _ = ffi::g_io_stream_set_pending(self.as_ref().to_glib_none().0, &mut error);
if error.is_null() { Ok(()) } else { Err(from_glib_full(error)) }
}
}
fn get_property_closed(&self) -> bool {
unsafe {
let mut value = Value::from_type(<bool as StaticType>::static_type());
gobject_ffi::g_object_get_property(self.to_glib_none().0 as *mut gobject_ffi::GObject, b"closed\0".as_ptr() as *const _, value.to_glib_none_mut().0);
value.get().unwrap()
}
}
fn connect_property_closed_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(self.as_ptr() as *mut _, b"notify::closed\0".as_ptr() as *const _,
Some(transmute(notify_closed_trampoline::<Self, F> as usize)), Box_::into_raw(f))
}
}
}
unsafe extern "C" fn notify_closed_trampoline<P, F: Fn(&P) + 'static>(this: *mut ffi::GIOStream, _param_spec: glib_ffi::gpointer, f: glib_ffi::gpointer)
where P: IsA<IOStream> {
let f: &F = transmute(f);
f(&IOStream::from_glib_borrow(this).unsafe_cast())
}
impl fmt::Display for IOStream {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "IOStream")
}
}