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dotfiles/gnome/.local/share/gnome-shell/extensions/screen-rotate@shyzus.github.io/sensorProxy.js

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2.6 KiB
JavaScript

/* sensorProxy.js
* Copyright (C) 2025 kosmospredanie, shyzus
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
import Gio from 'gi://Gio';
export class SensorProxy {
constructor(rotate_cb) {
this._rotate_cb = rotate_cb;
this._proxy = null;
this._enabled = false;
this._watcher_id = Gio.bus_watch_name(
Gio.BusType.SYSTEM,
'net.hadess.SensorProxy',
Gio.BusNameWatcherFlags.NONE,
this.appeared.bind(this),
this.vanished.bind(this)
);
}
destroy() {
Gio.bus_unwatch_name(this._watcher_id);
if (this._enabled) this.disable();
this._proxy = null;
}
enable() {
this._enabled = true;
if (this._proxy === null) return;
this._proxy.call_sync('ClaimAccelerometer', null, Gio.DBusCallFlags.NONE, -1, null);
}
disable() {
this._enabled = false;
if (this._proxy === null) return;
this._proxy.call_sync('ReleaseAccelerometer', null, Gio.DBusCallFlags.NONE, -1, null);
}
appeared(_connection, _name, _name_owner) {
this._proxy = Gio.DBusProxy.new_for_bus_sync(
Gio.BusType.SYSTEM, Gio.DBusProxyFlags.NONE, null,
'net.hadess.SensorProxy', '/net/hadess/SensorProxy', 'net.hadess.SensorProxy',
null);
this._proxy.connect('g-properties-changed', this.properties_changed.bind(this));
if (this._enabled) {
this._proxy.call_sync('ClaimAccelerometer', null, Gio.DBusCallFlags.NONE, -1, null);
}
}
vanished(_connection, _name) {
this._proxy = null;
}
get_accelerometer_orientation() {
if (this._enabled) {
let variant = this._proxy.get_cached_property('AccelerometerOrientation');
let orientation = variant.unpack();
variant.unref();
return orientation;
}
return undefined;
}
properties_changed(proxy, changed, _invalidated) {
if (!this._enabled) return;
let properties = changed.deep_unpack();
for (let [name, value] of Object.entries(properties)) {
if (name !== 'AccelerometerOrientation') continue;
let target = value.unpack();
this._rotate_cb(target);
}
}
}