cosmic-comp/src/wayland/handlers/selection.rs
2025-12-04 20:17:12 +01:00

79 lines
2.3 KiB
Rust

// SPDX-License-Identifier: GPL-3.0-only
use crate::state::State;
use smithay::{
input::Seat,
wayland::selection::{SelectionHandler, SelectionSource, SelectionTarget},
xwayland::xwm::XwmId,
};
use std::os::unix::io::OwnedFd;
use tracing::warn;
impl SelectionHandler for State {
type SelectionUserData = XwmId;
fn new_selection(
&mut self,
target: SelectionTarget,
source: Option<SelectionSource>,
_seat: Seat<State>,
) {
let Some(xwm_id) = self
.common
.xwayland_state
.as_ref()
.and_then(|xstate| xstate.xwm.as_ref())
.map(|xwm| xwm.id())
else {
return;
};
let x_has_focus = self.common.has_x_keyboard_focus(xwm_id);
let xstate = self.common.xwayland_state.as_mut().unwrap();
let xwm = xstate.xwm.as_mut().unwrap();
if let Some(source) = &source {
if x_has_focus {
if let Err(err) = xwm.new_selection(target, Some(source.mime_types())) {
warn!(?err, "Failed to set Xwayland clipboard selection.");
}
} else {
match target {
SelectionTarget::Clipboard => {
xstate.clipboard_selection_dirty = Some(source.mime_types())
}
SelectionTarget::Primary => {
xstate.primary_selection_dirty = Some(source.mime_types())
}
};
}
} else {
if let Err(err) = xwm.new_selection(target, None) {
warn!(?err, "Failed to clear Xwayland selection.");
}
xstate.clipboard_selection_dirty = None;
xstate.primary_selection_dirty = None;
}
}
fn send_selection(
&mut self,
target: SelectionTarget,
mime_type: String,
fd: OwnedFd,
_seat: Seat<State>,
_user_data: &Self::SelectionUserData,
) {
if let Some(xwm) = self
.common
.xwayland_state
.as_mut()
.and_then(|xstate| xstate.xwm.as_mut())
{
if let Err(err) = xwm.send_selection(target, mime_type, fd) {
warn!(?err, "Failed to send selection (X11 -> Wayland).");
}
}
}
}