Files
rustdesk/src/server/rdp_input.rs
2025-11-18 00:37:15 +08:00

285 lines
9.0 KiB
Rust

use crate::uinput::service::map_key;
use dbus::{blocking::SyncConnection, Path};
use enigo::{Key, KeyboardControllable, MouseButton, MouseControllable};
use hbb_common::ResultType;
use scrap::wayland::pipewire::{get_portal, PwStreamInfo};
use scrap::wayland::remote_desktop_portal::OrgFreedesktopPortalRemoteDesktop as remote_desktop_portal;
use std::collections::HashMap;
use std::sync::Arc;
pub mod client {
use hbb_common::platform::linux::is_kde;
use super::*;
const EVDEV_MOUSE_LEFT: i32 = 272;
const EVDEV_MOUSE_RIGHT: i32 = 273;
const EVDEV_MOUSE_MIDDLE: i32 = 274;
const PRESSED_DOWN_STATE: u32 = 1;
const PRESSED_UP_STATE: u32 = 0;
pub struct RdpInputKeyboard {
conn: Arc<SyncConnection>,
session: Path<'static>,
}
impl RdpInputKeyboard {
pub fn new(conn: Arc<SyncConnection>, session: Path<'static>) -> ResultType<Self> {
Ok(Self { conn, session })
}
}
impl KeyboardControllable for RdpInputKeyboard {
fn as_any(&self) -> &dyn std::any::Any {
self
}
fn as_mut_any(&mut self) -> &mut dyn std::any::Any {
self
}
fn get_key_state(&mut self, _: Key) -> bool {
// no api for this
false
}
fn key_sequence(&mut self, s: &str) {
for c in s.chars() {
let key = Key::Layout(c);
let _ = handle_key(true, key, self.conn.clone(), &self.session);
let _ = handle_key(false, key, self.conn.clone(), &self.session);
}
}
fn key_down(&mut self, key: Key) -> enigo::ResultType {
handle_key(true, key, self.conn.clone(), &self.session)?;
Ok(())
}
fn key_up(&mut self, key: Key) {
let _ = handle_key(false, key, self.conn.clone(), &self.session);
}
fn key_click(&mut self, key: Key) {
let _ = handle_key(true, key, self.conn.clone(), &self.session);
let _ = handle_key(false, key, self.conn.clone(), &self.session);
}
}
pub struct RdpInputMouse {
conn: Arc<SyncConnection>,
session: Path<'static>,
stream: PwStreamInfo,
resolution: (usize, usize),
scale: Option<f64>,
position: (f64, f64),
}
impl RdpInputMouse {
pub fn new(
conn: Arc<SyncConnection>,
session: Path<'static>,
stream: PwStreamInfo,
resolution: (usize, usize),
) -> ResultType<Self> {
// https://github.com/rustdesk/rustdesk/pull/9019#issuecomment-2295252388
// There may be a bug in Rdp input on Gnome util Ubuntu 24.04 (Gnome 46)
//
// eg. Resolution 800x600, Fractional scale: 200% (logic size: 400x300)
// https://flatpak.github.io/xdg-desktop-portal/docs/doc-org.freedesktop.impl.portal.RemoteDesktop.html#:~:text=new%20pointer%20position-,in%20the%20streams%20logical%20coordinate%20space,-.
// Then (x,y) in `mouse_move_to()` and `mouse_move_relative()` should be scaled to the logic size(stream.get_size()), which is from (0,0) to (400,300).
// For Ubuntu 24.04(Gnome 46), (x,y) is restricted from (0,0) to (400,300), but the actual range in screen is:
// Logic coordinate from (0,0) to (200x150).
// Or physical coordinate from (0,0) to (400,300).
let scale = if is_kde() {
if resolution.0 == 0 || stream.get_size().0 == 0 {
Some(1.0f64)
} else {
Some(resolution.0 as f64 / stream.get_size().0 as f64)
}
} else {
None
};
let pos = stream.get_position();
Ok(Self {
conn,
session,
stream,
resolution,
scale,
position: (pos.0 as f64, pos.1 as f64),
})
}
}
impl MouseControllable for RdpInputMouse {
fn as_any(&self) -> &dyn std::any::Any {
self
}
fn as_mut_any(&mut self) -> &mut dyn std::any::Any {
self
}
fn mouse_move_to(&mut self, x: i32, y: i32) {
let x = if let Some(s) = self.scale {
x as f64 / s
} else {
x as f64
};
let y = if let Some(s) = self.scale {
y as f64 / s
} else {
y as f64
};
let x = x - self.position.0;
let y = y - self.position.1;
let portal = get_portal(&self.conn);
let _ = remote_desktop_portal::notify_pointer_motion_absolute(
&portal,
&self.session,
HashMap::new(),
self.stream.path as u32,
x,
y,
);
}
fn mouse_move_relative(&mut self, x: i32, y: i32) {
let x = if let Some(s) = self.scale {
x as f64 / s
} else {
x as f64
};
let y = if let Some(s) = self.scale {
y as f64 / s
} else {
y as f64
};
let portal = get_portal(&self.conn);
let _ = remote_desktop_portal::notify_pointer_motion(
&portal,
&self.session,
HashMap::new(),
x,
y,
);
}
fn mouse_down(&mut self, button: MouseButton) -> enigo::ResultType {
handle_mouse(true, button, self.conn.clone(), &self.session);
Ok(())
}
fn mouse_up(&mut self, button: MouseButton) {
handle_mouse(false, button, self.conn.clone(), &self.session);
}
fn mouse_click(&mut self, button: MouseButton) {
handle_mouse(true, button, self.conn.clone(), &self.session);
handle_mouse(false, button, self.conn.clone(), &self.session);
}
fn mouse_scroll_x(&mut self, length: i32) {
let portal = get_portal(&self.conn);
let _ = remote_desktop_portal::notify_pointer_axis(
&portal,
&self.session,
HashMap::new(),
length as f64,
0 as f64,
);
}
fn mouse_scroll_y(&mut self, length: i32) {
let portal = get_portal(&self.conn);
let _ = remote_desktop_portal::notify_pointer_axis(
&portal,
&self.session,
HashMap::new(),
0 as f64,
length as f64,
);
}
}
fn get_raw_evdev_keycode(key: u16) -> i32 {
// 8 is the offset between xkb and evdev
let mut key = key as i32 - 8;
// fix for right_meta key
if key == 126 {
key = 125;
}
key
}
fn handle_key(
down: bool,
key: Key,
conn: Arc<SyncConnection>,
session: &Path<'static>,
) -> ResultType<()> {
let state: u32 = if down {
PRESSED_DOWN_STATE
} else {
PRESSED_UP_STATE
};
let portal = get_portal(&conn);
match key {
Key::Raw(key) => {
let key = get_raw_evdev_keycode(key);
remote_desktop_portal::notify_keyboard_keycode(
&portal,
&session,
HashMap::new(),
key,
state,
)?;
}
_ => {
if let Ok((key, is_shift)) = map_key(&key) {
if is_shift {
remote_desktop_portal::notify_keyboard_keycode(
&portal,
&session,
HashMap::new(),
evdev::Key::KEY_LEFTSHIFT.code() as i32,
state,
)?;
}
remote_desktop_portal::notify_keyboard_keycode(
&portal,
&session,
HashMap::new(),
key.code() as i32,
state,
)?;
}
}
}
Ok(())
}
fn handle_mouse(
down: bool,
button: MouseButton,
conn: Arc<SyncConnection>,
session: &Path<'static>,
) {
let portal = get_portal(&conn);
let but_key = match button {
MouseButton::Left => EVDEV_MOUSE_LEFT,
MouseButton::Right => EVDEV_MOUSE_RIGHT,
MouseButton::Middle => EVDEV_MOUSE_MIDDLE,
_ => {
return;
}
};
let state: u32 = if down {
PRESSED_DOWN_STATE
} else {
PRESSED_UP_STATE
};
let _ = remote_desktop_portal::notify_pointer_button(
&portal,
&session,
HashMap::new(),
but_key,
state,
);
}
}