gstreamer_rtsp_server/subclass/
rtsp_server.rs

1// Take a look at the license at the top of the repository in the LICENSE file.
2
3use glib::{prelude::*, subclass::prelude::*, translate::*};
4
5use crate::{ffi, RTSPServer};
6
7pub trait RTSPServerImpl: ObjectImpl + ObjectSubclass<Type: IsA<RTSPServer>> + Send + Sync {
8    fn create_client(&self) -> Option<crate::RTSPClient> {
9        self.parent_create_client()
10    }
11
12    fn client_connected(&self, client: &crate::RTSPClient) {
13        self.parent_client_connected(client);
14    }
15}
16
17pub trait RTSPServerImplExt: RTSPServerImpl {
18    fn parent_create_client(&self) -> Option<crate::RTSPClient>;
19
20    fn parent_client_connected(&self, client: &crate::RTSPClient);
21}
22
23impl<T: RTSPServerImpl> RTSPServerImplExt for T {
24    fn parent_create_client(&self) -> Option<crate::RTSPClient> {
25        unsafe {
26            let data = Self::type_data();
27            let parent_class = data.as_ref().parent_class() as *mut ffi::GstRTSPServerClass;
28            let f = (*parent_class)
29                .create_client
30                .expect("No `create_client` virtual method implementation in parent class");
31            from_glib_full(f(self
32                .obj()
33                .unsafe_cast_ref::<RTSPServer>()
34                .to_glib_none()
35                .0))
36        }
37    }
38
39    fn parent_client_connected(&self, client: &crate::RTSPClient) {
40        unsafe {
41            let data = Self::type_data();
42            let parent_class = data.as_ref().parent_class() as *mut ffi::GstRTSPServerClass;
43            if let Some(f) = (*parent_class).client_connected {
44                f(
45                    self.obj().unsafe_cast_ref::<RTSPServer>().to_glib_none().0,
46                    client.to_glib_none().0,
47                )
48            }
49        }
50    }
51}
52unsafe impl<T: RTSPServerImpl> IsSubclassable<T> for RTSPServer {
53    fn class_init(klass: &mut glib::Class<Self>) {
54        Self::parent_class_init::<T>(klass);
55        let klass = klass.as_mut();
56        klass.create_client = Some(server_create_client::<T>);
57        klass.client_connected = Some(server_client_connected::<T>);
58    }
59}
60
61unsafe extern "C" fn server_create_client<T: RTSPServerImpl>(
62    ptr: *mut ffi::GstRTSPServer,
63) -> *mut ffi::GstRTSPClient {
64    let instance = &*(ptr as *mut T::Instance);
65    let imp = instance.imp();
66
67    imp.create_client().into_glib_ptr()
68}
69
70unsafe extern "C" fn server_client_connected<T: RTSPServerImpl>(
71    ptr: *mut ffi::GstRTSPServer,
72    client: *mut ffi::GstRTSPClient,
73) {
74    let instance = &*(ptr as *mut T::Instance);
75    let imp = instance.imp();
76
77    imp.client_connected(&from_glib_borrow(client));
78}
gstreamer_rtsp_server/subclass/rtsp_server.rs

gstreamer_rtsp_server/subclass/
rtsp_server.rs
