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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| #![allow(clippy::single_match)] | ||
|
|
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| use wayland_client::{ | ||
| protocol::{ | ||
| wl_compositor::{self, WlCompositor}, | ||
| wl_display::{self, WlDisplay}, | ||
| wl_registry::{self, WlRegistry}, | ||
| }, | ||
| Connection, Dispatch, Proxy, QueueHandle, | ||
| }; | ||
|
|
||
| mod delegated { | ||
| use super::*; | ||
|
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| pub trait RegistryHandler: 'static { | ||
| fn state(&mut self) -> &mut Registry; | ||
| fn new_global(&mut self, name: u32, interface: &str, version: u32); | ||
| } | ||
|
|
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| pub struct Registry { | ||
| wl_registry: WlRegistry, | ||
| } | ||
|
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| impl Registry { | ||
| pub fn new<D: RegistryHandler>(qh: &QueueHandle<D>, display: &WlDisplay) -> Self { | ||
| let data = qh.make_data::<WlRegistry, _, Self>(()); | ||
|
|
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| let wl_registry = | ||
| display.send_constructor(wl_display::Request::GetRegistry {}, data).unwrap(); | ||
|
|
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| Self { wl_registry } | ||
| } | ||
|
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| pub fn wl_registry(&self) -> WlRegistry { | ||
| self.wl_registry.clone() | ||
| } | ||
| } | ||
|
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| impl<D: RegistryHandler> Dispatch<WlRegistry, (), D> for Registry { | ||
| fn event( | ||
| state: &mut D, | ||
| _: &wl_registry::WlRegistry, | ||
| event: wl_registry::Event, | ||
| _: &(), | ||
| _: &Connection, | ||
| _: &QueueHandle<D>, | ||
| ) { | ||
| if let wl_registry::Event::Global { name, interface, version } = event { | ||
| state.new_global(name, &interface, version); | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
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| struct AppData { | ||
| registry: delegated::Registry, | ||
| qh: QueueHandle<Self>, | ||
| } | ||
|
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| impl delegated::RegistryHandler for AppData { | ||
| fn state(&mut self) -> &mut delegated::Registry { | ||
| &mut self.registry | ||
| } | ||
|
|
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| fn new_global(&mut self, name: u32, interface: &str, version: u32) { | ||
| println!("[{}] {} (v{})", name, interface, version); | ||
|
|
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| match interface { | ||
| "wl_compositor" => { | ||
| self.registry.wl_registry().bind(name, version, &self.qh, ()); | ||
| } | ||
| _ => {} | ||
| } | ||
| } | ||
| } | ||
|
|
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| impl Dispatch<WlCompositor, ()> for AppData { | ||
| fn event( | ||
| _state: &mut Self, | ||
| _proxy: &WlCompositor, | ||
| _event: wl_compositor::Event, | ||
| _data: &(), | ||
| _conn: &Connection, | ||
| _qhandle: &QueueHandle<Self>, | ||
| ) { | ||
| } | ||
| } | ||
|
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| fn main() { | ||
| let conn = Connection::connect_to_env().unwrap(); | ||
|
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| let display = conn.display(); | ||
|
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| let mut event_queue = conn.new_event_queue::<AppData>(); | ||
| let qh = event_queue.handle(); | ||
|
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| let registry = delegated::Registry::new(&qh, &display); | ||
|
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| let mut app = AppData { registry, qh: qh.clone() }; | ||
|
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| println!("Advertized globals:"); | ||
| event_queue.roundtrip(&mut app).unwrap(); | ||
| } | ||
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