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seat: add KeyboardState and dynamically switch between states

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This commit is contained in:
Julian Orth 2024-04-14 13:16:18 +02:00
parent 134e3cc316
commit 5e2cdef388
15 changed files with 406 additions and 222 deletions
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81
src/ifs/wl_seat/zwp_virtual_keyboard_v1.rs
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@ -1,16 +1,20 @@
use {
crate::{
backend::KeyState,
client::{Client, ClientError},
clientmem::{ClientMem, ClientMemError},
ifs::wl_seat::{wl_keyboard, WlSeatGlobal},
ifs::{
wl_seat::{
wl_keyboard::{self, WlKeyboard},
WlSeatGlobal,
},
wl_surface::WlSurface,
},
leaks::Tracker,
object::{Object, Version},
utils::clonecell::CloneCell,
wire::{zwp_virtual_keyboard_v1::*, ZwpVirtualKeyboardV1Id},
xkbcommon::{KeymapId, XkbCommonError, XkbKeymap},
xkbcommon::{KeyboardState, XkbCommonError},
},
std::{cell::Cell, rc::Rc},
std::{cell::RefCell, rc::Rc},
thiserror::Error,
};
@ -20,21 +24,21 @@ pub struct ZwpVirtualKeyboardV1 {
pub seat: Rc<WlSeatGlobal>,
pub tracker: Tracker<Self>,
pub version: Version,
pub keymap_id: Cell<Option<KeymapId>>,
pub keymap: CloneCell<Option<Rc<XkbKeymap>>>,
pub kb_state: Rc<RefCell<KeyboardState>>,
}
impl ZwpVirtualKeyboardV1 {
fn ensure_keymap(&self) {
if let Some(id) = self.keymap_id.get() {
if id == self.seat.effective_kb_map_id.get() {
return;
}
}
let Some(keymap) = self.keymap.get() else {
fn for_each_kb<F>(&self, mut f: F)
where
F: FnMut(u32, &WlSurface, &WlKeyboard),
{
let Some(surface) = self.seat.keyboard_node.get().node_into_surface() else {
return;
};
self.seat.set_effective_keymap(&keymap);
let serial = surface.client.next_serial();
self.seat.surface_kb_event(Version::ALL, &surface, |kb| {
f(serial, &surface, kb);
});
}
}
@ -66,31 +70,48 @@ impl ZwpVirtualKeyboardV1RequestHandler for ZwpVirtualKeyboardV1 {
.xkb_ctx
.keymap_from_str(&map)
.map_err(ZwpVirtualKeyboardV1Error::ParseKeymap)?;
self.keymap_id.set(Some(map.id));
self.keymap.set(Some(map));
*self.kb_state.borrow_mut() = KeyboardState {
id: self.client.state.keyboard_state_ids.next(),
map: map.map.clone(),
map_len: map.map_len,
pressed_keys: Default::default(),
mods: Default::default(),
};
Ok(())
}
fn key(&self, req: Key, _slf: &Rc<Self>) -> Result<(), Self::Error> {
self.ensure_keymap();
let time_usec = (req.time as u64) * 1000;
let state = match req.state {
wl_keyboard::RELEASED => KeyState::Released,
wl_keyboard::PRESSED => KeyState::Pressed,
let kb_state = &mut *self.kb_state.borrow_mut();
let contains = kb_state.pressed_keys.contains(&req.key);
let valid = match req.state {
wl_keyboard::RELEASED => contains,
wl_keyboard::PRESSED => !contains,
_ => return Err(ZwpVirtualKeyboardV1Error::UnknownState(req.state)),
};
self.seat.key_event(time_usec, req.key, state);
if valid {
self.for_each_kb(|serial, surface, kb| {
kb.on_key(serial, req.time, req.key, req.state, surface.id, kb_state);
});
match req.state {
wl_keyboard::RELEASED => kb_state.pressed_keys.remove(&req.key),
_ => kb_state.pressed_keys.insert(req.key),
};
self.seat.latest_kb_state.set(self.kb_state.clone());
}
Ok(())
}
fn modifiers(&self, req: Modifiers, _slf: &Rc<Self>) -> Result<(), Self::Error> {
self.ensure_keymap();
self.seat.set_modifiers(
req.mods_depressed,
req.mods_latched,
req.mods_locked,
req.group,
);
let kb_state = &mut *self.kb_state.borrow_mut();
kb_state.mods.mods_depressed = req.mods_depressed;
kb_state.mods.mods_latched = req.mods_latched;
kb_state.mods.mods_locked = req.mods_locked;
kb_state.mods.mods_effective = req.mods_depressed | req.mods_latched | req.mods_locked;
kb_state.mods.group = req.group;
self.for_each_kb(|serial, surface, kb| {
kb.on_mods_changed(serial, surface.id, &kb_state);
});
self.seat.latest_kb_state.set(self.kb_state.clone());
Ok(())
}