use crate::{Initable, MemoryMonitorWarningLevel};
use glib::{
prelude::*,
signal::{connect_raw, SignalHandlerId},
translate::*,
};
use std::{boxed::Box as Box_, fmt, mem::transmute};
glib::wrapper! {
#[doc(alias = "GMemoryMonitor")]
pub struct MemoryMonitor(Interface<ffi::GMemoryMonitor, ffi::GMemoryMonitorInterface>) @requires Initable;
match fn {
type_ => || ffi::g_memory_monitor_get_type(),
}
}
impl MemoryMonitor {
pub const NONE: Option<&'static MemoryMonitor> = None;
#[doc(alias = "g_memory_monitor_dup_default")]
pub fn dup_default() -> MemoryMonitor {
unsafe { from_glib_full(ffi::g_memory_monitor_dup_default()) }
}
}
pub trait MemoryMonitorExt: 'static {
#[cfg(any(feature = "v2_64", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v2_64")))]
#[doc(alias = "low-memory-warning")]
fn connect_low_memory_warning<F: Fn(&Self, MemoryMonitorWarningLevel) + 'static>(
&self,
f: F,
) -> SignalHandlerId;
}
impl<O: IsA<MemoryMonitor>> MemoryMonitorExt for O {
#[cfg(any(feature = "v2_64", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v2_64")))]
fn connect_low_memory_warning<F: Fn(&Self, MemoryMonitorWarningLevel) + 'static>(
&self,
f: F,
) -> SignalHandlerId {
unsafe extern "C" fn low_memory_warning_trampoline<
P: IsA<MemoryMonitor>,
F: Fn(&P, MemoryMonitorWarningLevel) + 'static,
>(
this: *mut ffi::GMemoryMonitor,
level: ffi::GMemoryMonitorWarningLevel,
f: glib::ffi::gpointer,
) {
let f: &F = &*(f as *const F);
f(
MemoryMonitor::from_glib_borrow(this).unsafe_cast_ref(),
from_glib(level),
)
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
b"low-memory-warning\0".as_ptr() as *const _,
Some(transmute::<_, unsafe extern "C" fn()>(
low_memory_warning_trampoline::<Self, F> as *const (),
)),
Box_::into_raw(f),
)
}
}
}
impl fmt::Display for MemoryMonitor {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.write_str("MemoryMonitor")
}
}