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use glib_sys;
use gobject_sys;
use gst_sys;
use glib;
use glib::subclass::prelude::*;
use glib::translate::*;
use libc;
use ChildProxy;
pub trait ChildProxyImpl: super::element::ElementImpl + Send + Sync + 'static {
fn get_child_by_name(&self, object: &ChildProxy, name: &str) -> Option<glib::Object> {
unsafe {
let type_ = gst_sys::gst_child_proxy_get_type();
let iface = gobject_sys::g_type_default_interface_ref(type_)
as *mut gst_sys::GstChildProxyInterface;
assert!(!iface.is_null());
let ret = ((*iface).get_child_by_name.as_ref().unwrap())(
object.to_glib_none().0,
name.to_glib_none().0,
);
gobject_sys::g_type_default_interface_unref(iface as glib_sys::gpointer);
from_glib_full(ret)
}
}
fn get_child_by_index(&self, object: &ChildProxy, index: u32) -> Option<glib::Object>;
fn get_children_count(&self, object: &ChildProxy) -> u32;
fn child_added(&self, _object: &ChildProxy, _child: &glib::Object, _name: &str) {}
fn child_removed(&self, _object: &ChildProxy, _child: &glib::Object, _name: &str) {}
}
unsafe impl<T: ObjectSubclass + ChildProxyImpl> IsImplementable<T> for ChildProxy {
unsafe extern "C" fn interface_init(
iface: glib_sys::gpointer,
_iface_data: glib_sys::gpointer,
) {
let child_proxy_iface = &mut *(iface as *mut gst_sys::GstChildProxyInterface);
child_proxy_iface.get_child_by_name = Some(child_proxy_get_child_by_name::<T>);
child_proxy_iface.get_child_by_index = Some(child_proxy_get_child_by_index::<T>);
child_proxy_iface.get_children_count = Some(child_proxy_get_children_count::<T>);
child_proxy_iface.child_added = Some(child_proxy_child_added::<T>);
child_proxy_iface.child_removed = Some(child_proxy_child_removed::<T>);
}
}
unsafe extern "C" fn child_proxy_get_child_by_name<T: ObjectSubclass>(
child_proxy: *mut gst_sys::GstChildProxy,
name: *const libc::c_char,
) -> *mut gobject_sys::GObject
where
T: ChildProxyImpl,
{
let instance = &*(child_proxy as *mut T::Instance);
let imp = instance.get_impl();
imp.get_child_by_name(
&from_glib_borrow(child_proxy),
String::from_glib_none(name).as_str(),
)
.to_glib_full()
}
unsafe extern "C" fn child_proxy_get_child_by_index<T: ObjectSubclass>(
child_proxy: *mut gst_sys::GstChildProxy,
index: u32,
) -> *mut gobject_sys::GObject
where
T: ChildProxyImpl,
{
let instance = &*(child_proxy as *mut T::Instance);
let imp = instance.get_impl();
imp.get_child_by_index(&from_glib_borrow(child_proxy), index)
.to_glib_full()
}
unsafe extern "C" fn child_proxy_get_children_count<T: ObjectSubclass>(
child_proxy: *mut gst_sys::GstChildProxy,
) -> u32
where
T: ChildProxyImpl,
{
let instance = &*(child_proxy as *mut T::Instance);
let imp = instance.get_impl();
imp.get_children_count(&from_glib_borrow(child_proxy))
}
unsafe extern "C" fn child_proxy_child_added<T: ObjectSubclass>(
child_proxy: *mut gst_sys::GstChildProxy,
child: *mut gobject_sys::GObject,
name: *const libc::c_char,
) where
T: ChildProxyImpl,
{
let instance = &*(child_proxy as *mut T::Instance);
let imp = instance.get_impl();
imp.child_added(
&from_glib_borrow(child_proxy),
&from_glib_borrow(child),
String::from_glib_none(name).as_str(),
)
}
unsafe extern "C" fn child_proxy_child_removed<T: ObjectSubclass>(
child_proxy: *mut gst_sys::GstChildProxy,
child: *mut gobject_sys::GObject,
name: *const libc::c_char,
) where
T: ChildProxyImpl,
{
let instance = &*(child_proxy as *mut T::Instance);
let imp = instance.get_impl();
imp.child_removed(
&from_glib_borrow(child_proxy),
&from_glib_borrow(child),
String::from_glib_none(name).as_str(),
)
}