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wayland.shell.legacy: review docs & API

This commit is contained in:
Victor Berger 2021-07-01 22:23:13 +02:00 committed by Victor Berger
parent 4214cb9fc5
commit ba6bef3e85
4 changed files with 97 additions and 62 deletions
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2
anvil/src/shell.rs
View File

@ -642,7 +642,7 @@ pub fn init_shell<BackendData: 'static>(display: Rc<RefCell<Display>>, log: ::sl
let shell_output_map = output_map.clone();
let (wl_shell_state, _) = wl_shell_init(
&mut *display.borrow_mut(),
move |req: ShellRequest| {
move |req: ShellRequest, _dispatch_data| {
match req {
ShellRequest::SetKind {
surface,

5
src/wayland/mod.rs
View File

@ -11,6 +11,11 @@
//! `destroy()` method on the associated `Global`. If you don't plan to
//! destroy the global at all, you don't need to bother keeping the
//! `Global` around.
//!
//! Some of these modules require you to provide a callback that is invoked for some
//! client requests that your logic needs to handle. In most cases these callback
//! are given as input an enum specifying the event that occured, as well as the
//! [`DispatchData`](wayland_server::DispatchData) from `wayland_server`.
use std::sync::atomic::{AtomicUsize, Ordering};

19
src/wayland/shell/legacy/mod.rs
View File

@ -24,6 +24,8 @@
//! ### Initialization
//!
//! To initialize this handler, simple use the [`wl_shell_init`] function provided in this module.
//! You need to provide a closure that will be invoked whenever some action is required from you,
//! are represented by the [`ShellRequest`] enum.
//!
//! ```no_run
//! # extern crate wayland_server;
@ -34,7 +36,7 @@
//! let (shell_state, _) = wl_shell_init(
//! &mut display,
//! // your implementation
//! |event: ShellRequest| { /* ... */ },
//! |event: ShellRequest, dispatch_data| { /* handle the shell requests here */ },
//! None // put a logger if you want
//! );
//!
@ -51,7 +53,7 @@ use crate::wayland::{compositor, Serial};
use wayland_server::{
protocol::{wl_output, wl_seat, wl_shell, wl_shell_surface, wl_surface},
Display, Filter, Global,
DispatchData, Display, Filter, Global,
};
use super::PingError;
@ -75,17 +77,18 @@ pub struct ShellSurface {
shell_surface: wl_shell_surface::WlShellSurface,
}
impl std::cmp::PartialEq for ShellSurface {
fn eq(&self, other: &Self) -> bool {
self.shell_surface == other.shell_surface
}
}
impl ShellSurface {
/// Is the shell surface referred by this handle still alive?
pub fn alive(&self) -> bool {
self.shell_surface.as_ref().is_alive() && self.wl_surface.as_ref().is_alive()
}
/// Do this handle and the other one actually refer to the same shell surface?
pub fn equals(&self, other: &Self) -> bool {
self.shell_surface.as_ref().equals(&other.shell_surface.as_ref())
}
/// Access the underlying `wl_surface` of this toplevel surface
///
/// Returns `None` if the toplevel surface actually no longer exists.
@ -273,7 +276,7 @@ pub fn wl_shell_init<L, Impl>(
) -> (Arc<Mutex<ShellState>>, Global<wl_shell::WlShell>)
where
L: Into<Option<::slog::Logger>>,
Impl: FnMut(ShellRequest) + 'static,
Impl: FnMut(ShellRequest, DispatchData<'_>) + 'static,
{
let _log = crate::slog_or_fallback(logger);

73
src/wayland/shell/legacy/wl_handlers.rs
View File

@ -7,7 +7,7 @@ use std::{
use wayland_server::{
protocol::{wl_shell, wl_shell_surface, wl_surface},
Filter, Main,
DispatchData, Filter, Main,
};
static WL_SHELL_SURFACE_ROLE: &str = "wl_shell_surface";
@ -22,9 +22,9 @@ pub(crate) fn implement_shell<Impl>(
implementation: Rc<RefCell<Impl>>,
state: Arc<Mutex<ShellState>>,
) where
Impl: FnMut(ShellRequest) + 'static,
Impl: FnMut(ShellRequest, DispatchData<'_>) + 'static,
{
shell.quick_assign(move |shell, req, _data| {
shell.quick_assign(move |shell, req, data| {
let (id, surface) = match req {
wl_shell::Request::GetShellSurface { id, surface } => (id, surface),
_ => unreachable!(),
@ -52,9 +52,12 @@ pub(crate) fn implement_shell<Impl>(
.known_surfaces
.push(make_handle(&shell_surface));
let mut imp = implementation.borrow_mut();
(&mut *imp)(ShellRequest::NewShellSurface {
(&mut *imp)(
ShellRequest::NewShellSurface {
surface: make_handle(&shell_surface),
});
},
data,
);
});
}
@ -82,10 +85,10 @@ fn implement_shell_surface<Impl>(
state: Arc<Mutex<ShellState>>,
) -> wl_shell_surface::WlShellSurface
where
Impl: FnMut(ShellRequest) + 'static,
Impl: FnMut(ShellRequest, DispatchData<'_>) + 'static,
{
use self::wl_shell_surface::Request;
shell_surface.quick_assign(move |shell_surface, req, _data| {
shell_surface.quick_assign(move |shell_surface, req, dispatch_data| {
let data = shell_surface
.as_ref()
.user_data()
@ -111,52 +114,70 @@ where
})
.unwrap();
if valid {
(&mut *user_impl)(ShellRequest::Pong {
(&mut *user_impl)(
ShellRequest::Pong {
surface: make_handle(&shell_surface),
});
},
dispatch_data,
);
}
}
Request::Move { seat, serial } => {
let serial = Serial::from(serial);
(&mut *user_impl)(ShellRequest::Move {
(&mut *user_impl)(
ShellRequest::Move {
surface: make_handle(&shell_surface),
serial,
seat,
})
},
dispatch_data,
)
}
Request::Resize { seat, serial, edges } => {
let serial = Serial::from(serial);
(&mut *user_impl)(ShellRequest::Resize {
(&mut *user_impl)(
ShellRequest::Resize {
surface: make_handle(&shell_surface),
serial,
seat,
edges,
})
},
dispatch_data,
)
}
Request::SetToplevel => (&mut *user_impl)(ShellRequest::SetKind {
Request::SetToplevel => (&mut *user_impl)(
ShellRequest::SetKind {
surface: make_handle(&shell_surface),
kind: ShellSurfaceKind::Toplevel,
}),
Request::SetTransient { parent, x, y, flags } => (&mut *user_impl)(ShellRequest::SetKind {
},
dispatch_data,
),
Request::SetTransient { parent, x, y, flags } => (&mut *user_impl)(
ShellRequest::SetKind {
surface: make_handle(&shell_surface),
kind: ShellSurfaceKind::Transient {
parent,
location: (x, y),
inactive: flags.contains(wl_shell_surface::Transient::Inactive),
},
}),
},
dispatch_data,
),
Request::SetFullscreen {
method,
framerate,
output,
} => (&mut *user_impl)(ShellRequest::SetKind {
} => (&mut *user_impl)(
ShellRequest::SetKind {
surface: make_handle(&shell_surface),
kind: ShellSurfaceKind::Fullscreen {
method,
framerate,
output,
},
}),
},
dispatch_data,
),
Request::SetPopup {
seat,
serial,
@ -166,7 +187,8 @@ where
flags,
} => {
let serial = Serial::from(serial);
(&mut *user_impl)(ShellRequest::SetKind {
(&mut *user_impl)(
ShellRequest::SetKind {
surface: make_handle(&shell_surface),
kind: ShellSurfaceKind::Popup {
parent,
@ -175,12 +197,17 @@ where
location: (x, y),
inactive: flags.contains(wl_shell_surface::Transient::Inactive),
},
})
},
dispatch_data,
)
}
Request::SetMaximized { output } => (&mut *user_impl)(ShellRequest::SetKind {
Request::SetMaximized { output } => (&mut *user_impl)(
ShellRequest::SetKind {
surface: make_handle(&shell_surface),
kind: ShellSurfaceKind::Maximized { output },
}),
},
dispatch_data,
),
Request::SetTitle { title } => {
compositor::with_states(&data.surface, |states| {
let mut guard = states