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// SPDX-License-Identifier: MIT
use super::*;
/// Trait containing the rest of [`struct@InstanceParams`] methods.
///
/// # Implementors
///
/// [`InstanceParams`][struct@crate::InstanceParams]
pub trait InstanceParamsExtManual {
/// Set the list of [`RealTimeEventType`][crate::RealTimeEventType] to filter events. This parameter is effective only for
/// target instance with [`EventType`][crate::EventType].TIMESTAMP.
/// ## `entries`
/// The array with elements for entries of
/// [`RealTimeEventType`][crate::RealTimeEventType].
///
/// # Returns
///
/// [`true`] when the overall operation finishes successfully, else [`false`].
#[doc(alias = "alsatimer_instance_params_set_event_filter")]
fn set_event_filter(&self, event_filter: &[RealTimeEventType]) -> Result<(), glib::Error>;
/// Get the list of [`RealTimeEventType`][crate::RealTimeEventType] to filter events. This parameter is effective only for
/// target instance with [`EventType`][crate::EventType].REAL_TIME.
///
/// # Returns
///
/// [`true`] when the overall operation finishes successfully, else [`false`].
///
/// ## `entries`
/// The array with elements for entries of
/// [`RealTimeEventType`][crate::RealTimeEventType].
#[doc(alias = "alsatimer_instance_params_get_event_filter")]
#[doc(alias = "get_event_filter")]
fn event_filter(&self) -> Result<Vec<RealTimeEventType>, glib::Error>;
}
impl<O: IsA<InstanceParams>> InstanceParamsExtManual for O {
fn set_event_filter(&self, event_filter: &[RealTimeEventType]) -> Result<(), glib::Error> {
unsafe {
let entries: Vec<ffi::ALSATimerRealTimeEventType> =
event_filter.iter().map(|entry| entry.into_glib()).collect();
let mut error = std::ptr::null_mut();
ffi::alsatimer_instance_params_set_event_filter(
self.as_ref().to_glib_none().0,
entries.as_ptr(),
event_filter.len(),
&mut error,
);
if error.is_null() {
Ok(())
} else {
Err(from_glib_full(error))
}
}
}
fn event_filter(&self) -> Result<Vec<RealTimeEventType>, glib::Error> {
unsafe {
let mut entries = std::ptr::null_mut();
let mut entry_count = 0 as usize;
let mut error = std::ptr::null_mut();
ffi::alsatimer_instance_params_get_event_filter(
self.as_ref().to_glib_none().0,
&mut entries,
&mut entry_count,
&mut error,
);
if error.is_null() {
let entries: Vec<ffi::ALSATimerRealTimeEventType> =
FromGlibContainer::from_glib_full_num(entries, entry_count);
let return_entries: Vec<RealTimeEventType> = entries
.iter()
.map(|&entry| RealTimeEventType::from_glib(entry))
.collect();
Ok(return_entries)
} else {
Err(from_glib_full(error))
}
}
}
}
#[cfg(test)]
mod test {
use crate::{prelude::*, *};
#[test]
fn test_manual_bindings() {
let filter_expected = vec![
RealTimeEventType::Tick,
RealTimeEventType::Start,
RealTimeEventType::Stop,
RealTimeEventType::Suspend,
RealTimeEventType::Resume,
];
let params = InstanceParams::new();
let filter_orig = params.event_filter().unwrap();
params.set_event_filter(&filter_expected).unwrap();
let filter_target = params.event_filter().unwrap();
assert_ne!(filter_expected, filter_orig);
assert_eq!(filter_expected, filter_target);
}
}