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wayland: implement virtual-keyboard

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This commit is contained in:
Julian Orth 2024-04-12 19:58:42 +02:00
parent 826f40adca
commit 6c0e3a4fff
20 changed files with 689 additions and 14 deletions
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42
src/xkbcommon.rs
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@ -37,6 +37,7 @@ type xkb_keycode_t = u32;
type xkb_layout_index_t = u32;
type xkb_level_index_t = u32;
type xkb_keysym_t = u32;
type xkb_mod_mask_t = u32;
#[repr(C)]
struct xkb_rule_names {
@ -97,6 +98,15 @@ extern "C" {
fn xkb_state_serialize_mods(state: *mut xkb_state, components: xkb_state_component) -> u32;
#[allow(dead_code)]
fn xkb_state_serialize_layout(state: *mut xkb_state, components: xkb_state_component) -> u32;
fn xkb_state_update_mask(
state: *mut xkb_state,
depressed_mods: xkb_mod_mask_t,
latched_mods: xkb_mod_mask_t,
locked_mods: xkb_mod_mask_t,
depressed_layout: xkb_layout_index_t,
latched_layout: xkb_layout_index_t,
locked_layout: xkb_layout_index_t,
) -> xkb_state_component;
}
pub struct XkbContext {
@ -257,10 +267,8 @@ impl XkbState {
self.mods
}
#[allow(dead_code)]
pub fn update(&mut self, key: u32, direction: XkbKeyDirection) -> Option<ModifierState> {
fn fetch(&mut self, changes: xkb_state_component) -> Option<ModifierState> {
unsafe {
let changes = xkb_state_update_key(self.state, key + 8, direction.raw() as _);
if changes != 0 {
self.mods.mods_depressed =
xkb_state_serialize_mods(self.state, XKB_STATE_MODS_DEPRESSED.raw() as _);
@ -279,6 +287,34 @@ impl XkbState {
}
}
pub fn update(&mut self, key: u32, direction: XkbKeyDirection) -> Option<ModifierState> {
unsafe {
let changes = xkb_state_update_key(self.state, key + 8, direction.raw() as _);
self.fetch(changes)
}
}
pub fn set(
&mut self,
mods_depressed: u32,
mods_latched: u32,
mods_locked: u32,
group: u32,
) -> Option<ModifierState> {
unsafe {
let changes = xkb_state_update_mask(
self.state,
mods_depressed,
mods_latched,
mods_locked,
0,
0,
group,
);
self.fetch(changes)
}
}
pub fn unmodified_keysyms(&self, key: u32) -> &[xkb_keysym_t] {
let mut res = ptr::null();
unsafe {