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// This file was generated by gir (https://github.com/gtk-rs/gir)
// from
// from gir-files (https://github.com/gtk-rs/gir-files)
// DO NOT EDIT
use crate::ffi;
use glib::{
prelude::*,
signal::{connect_raw, SignalHandlerId},
translate::*,
};
use std::boxed::Box as Box_;
glib::wrapper! {
/// A GObject-derived object to express status of queue.
///
/// A [`QueueStatus`][crate::QueueStatus] is a GObject-derived object to express status of queue. The call of
/// [`queue_status()`][crate::queue_status()] returns the instance of object.
///
/// The object wraps `struct snd_seq_queue_status` in UAPI of Linux sound subsystem.
///
/// ## Properties
///
///
/// #### `event-count`
/// The number of available events in the queue.
///
/// Readable
///
///
/// #### `queue-id`
/// The numeric ID of queue. An entry of ALSASeqSpecificQueueId is available as well.
///
/// Readable
///
///
/// #### `running`
/// Whether the queue is running or not.
///
/// Readable
///
/// # Implements
///
/// [`QueueStatusExt`][trait@crate::prelude::QueueStatusExt], [`QueueStatusExtManual`][trait@crate::prelude::QueueStatusExtManual]
#[doc(alias = "ALSASeqQueueStatus")]
pub struct QueueStatus(Object<ffi::ALSASeqQueueStatus, ffi::ALSASeqQueueStatusClass>);
match fn {
type_ => || ffi::alsaseq_queue_status_get_type(),
}
}
impl QueueStatus {
pub const NONE: Option<&'static QueueStatus> = None;
/// Allocate and returns an instance of [`QueueStatus`][crate::QueueStatus].
///
/// # Returns
///
/// An instance of [`QueueStatus`][crate::QueueStatus].
#[doc(alias = "alsaseq_queue_status_new")]
pub fn new() -> QueueStatus {
unsafe { from_glib_full(ffi::alsaseq_queue_status_new()) }
}
}
impl Default for QueueStatus {
fn default() -> Self {
Self::new()
}
}
/// Trait containing the part of [`struct@QueueStatus`] methods.
///
/// # Implementors
///
/// [`QueueStatus`][struct@crate::QueueStatus]
pub trait QueueStatusExt: IsA<QueueStatus> + 'static {
/// Get time as MIDI ticks.
///
/// # Returns
///
///
/// ## `tick_time`
/// The value of MIDI ticks.
#[doc(alias = "alsaseq_queue_status_get_tick_time")]
#[doc(alias = "get_tick_time")]
fn tick_time(&self) -> u32 {
unsafe {
let mut tick_time = std::mem::MaybeUninit::uninit();
ffi::alsaseq_queue_status_get_tick_time(
self.as_ref().to_glib_none().0,
tick_time.as_mut_ptr(),
);
tick_time.assume_init()
}
}
/// The number of available events in the queue.
#[doc(alias = "event-count")]
fn event_count(&self) -> i32 {
ObjectExt::property(self.as_ref(), "event-count")
}
/// The numeric ID of queue. An entry of ALSASeqSpecificQueueId is available as well.
#[doc(alias = "queue-id")]
fn queue_id(&self) -> u8 {
ObjectExt::property(self.as_ref(), "queue-id")
}
/// Whether the queue is running or not.
fn is_running(&self) -> bool {
ObjectExt::property(self.as_ref(), "running")
}
#[doc(alias = "event-count")]
fn connect_event_count_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe extern "C" fn notify_event_count_trampoline<
P: IsA<QueueStatus>,
F: Fn(&P) + 'static,
>(
this: *mut ffi::ALSASeqQueueStatus,
_param_spec: glib::ffi::gpointer,
f: glib::ffi::gpointer,
) {
let f: &F = &*(f as *const F);
f(QueueStatus::from_glib_borrow(this).unsafe_cast_ref())
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
c"notify::event-count".as_ptr() as *const _,
Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
notify_event_count_trampoline::<Self, F> as *const (),
)),
Box_::into_raw(f),
)
}
}
#[doc(alias = "queue-id")]
fn connect_queue_id_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe extern "C" fn notify_queue_id_trampoline<
P: IsA<QueueStatus>,
F: Fn(&P) + 'static,
>(
this: *mut ffi::ALSASeqQueueStatus,
_param_spec: glib::ffi::gpointer,
f: glib::ffi::gpointer,
) {
let f: &F = &*(f as *const F);
f(QueueStatus::from_glib_borrow(this).unsafe_cast_ref())
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
c"notify::queue-id".as_ptr() as *const _,
Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
notify_queue_id_trampoline::<Self, F> as *const (),
)),
Box_::into_raw(f),
)
}
}
#[doc(alias = "running")]
fn connect_running_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe extern "C" fn notify_running_trampoline<P: IsA<QueueStatus>, F: Fn(&P) + 'static>(
this: *mut ffi::ALSASeqQueueStatus,
_param_spec: glib::ffi::gpointer,
f: glib::ffi::gpointer,
) {
let f: &F = &*(f as *const F);
f(QueueStatus::from_glib_borrow(this).unsafe_cast_ref())
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
c"notify::running".as_ptr() as *const _,
Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
notify_running_trampoline::<Self, F> as *const (),
)),
Box_::into_raw(f),
)
}
}
}
impl<O: IsA<QueueStatus>> QueueStatusExt for O {}