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use crate::{Timeline, Transition};
use glib::{
object::{Cast, IsA},
signal::{connect_raw, SignalHandlerId},
translate::*,
GString,
};
use std::boxed::Box as Box_;
use std::{fmt, mem::transmute};
glib_wrapper! {
pub struct PropertyTransition(Object<ffi::ClutterPropertyTransition, ffi::ClutterPropertyTransitionClass, PropertyTransitionClass>) @extends Transition, Timeline;
match fn {
get_type => || ffi::clutter_property_transition_get_type(),
}
}
impl PropertyTransition {
pub fn new(property_name: Option<&str>) -> PropertyTransition {
unsafe {
Transition::from_glib_full(ffi::clutter_property_transition_new(
property_name.to_glib_none().0,
))
.unsafe_cast()
}
}
}
pub trait PropertyTransitionExt: 'static {
fn get_property_name(&self) -> Option<GString>;
fn set_property_name(&self, property_name: Option<&str>);
fn connect_property_property_name_notify<F: Fn(&Self) + 'static>(
&self,
f: F,
) -> SignalHandlerId;
}
impl<O: IsA<PropertyTransition>> PropertyTransitionExt for O {
fn get_property_name(&self) -> Option<GString> {
unsafe {
from_glib_none(ffi::clutter_property_transition_get_property_name(
self.as_ref().to_glib_none().0,
))
}
}
fn set_property_name(&self, property_name: Option<&str>) {
unsafe {
ffi::clutter_property_transition_set_property_name(
self.as_ref().to_glib_none().0,
property_name.to_glib_none().0,
);
}
}
fn connect_property_property_name_notify<F: Fn(&Self) + 'static>(
&self,
f: F,
) -> SignalHandlerId {
unsafe extern "C" fn notify_property_name_trampoline<P, F: Fn(&P) + 'static>(
this: *mut ffi::ClutterPropertyTransition,
_param_spec: glib_sys::gpointer,
f: glib_sys::gpointer,
) where
P: IsA<PropertyTransition>,
{
let f: &F = &*(f as *const F);
f(&PropertyTransition::from_glib_borrow(this).unsafe_cast_ref())
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
b"notify::property-name\0".as_ptr() as *const _,
Some(transmute::<_, unsafe extern "C" fn()>(
notify_property_name_trampoline::<Self, F> as *const (),
)),
Box_::into_raw(f),
)
}
}
}
impl fmt::Display for PropertyTransition {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "PropertyTransition")
}
}