Add files via upload

2026-04-14 00:04:16 +09:00 · 2026-03-09 17:42:20 +09:00
commit 9f3f8dd67a
7 changed files with 1020 additions and 0 deletions
--- a/app-tracker@local/extension.js
+++ b/app-tracker@local/extension.js
@@ -0,0 +1,83 @@
+import GLib from 'gi://GLib';
+import Gio from 'gi://Gio';
+import Shell from 'gi://Shell';
+import {Extension} from 'resource:///org/gnome/shell/extensions/extension.js';
+
+const IFACE = `<node>
+  <interface name="org.gnome.Shell.UsageTracker">
+    <signal name="FocusChanged">
+      <arg name="app_id" type="s"/>
+    </signal>
+    <signal name="RunningAppsChanged">
+      <arg name="app_ids" type="as"/>
+    </signal>
+    <method name="GetFocus">
+      <arg direction="out" name="app_id" type="s"/>
+    </method>
+    <method name="GetRunningApps">
+      <arg direction="out" name="app_ids" type="as"/>
+    </method>
+  </interface>
+</node>`;
+
+export default class FocusTracker extends Extension {
+    enable() {
+        this._currentApp = '';
+        this._tracker = Shell.WindowTracker.get_default();
+        this._appSystem = Shell.AppSystem.get_default();
+
+        this._dbus = Gio.DBusExportedObject.wrapJSObject(IFACE, this);
+        this._dbus.export(Gio.DBus.session, '/org/gnome/Shell/UsageTracker');
+
+        this._focusSig = this._tracker.connect('notify::focus-app', () => {
+            const id = this._resolveFocusId();
+            if (id !== this._currentApp) {
+                this._currentApp = id;
+                this._dbus.emit_signal('FocusChanged',
+                    new GLib.Variant('(s)', [id]));
+            }
+        });
+
+        this._appSig = this._appSystem.connect('app-state-changed', () => {
+            const ids = this._appSystem.get_running().map(a => this._resolveAppId(a));
+            this._dbus.emit_signal('RunningAppsChanged',
+                new GLib.Variant('(as)', [ids]));
+        });
+    }
+
+    _resolveFocusId() {
+        const app = this._tracker.focus_app;
+        if (!app)
+            return '';
+        return this._resolveAppId(app);
+    }
+
+    _resolveAppId(app) {
+        const id = app.get_id();
+        if (id.endsWith('.desktop'))
+            return id;
+        // fallback: use window class
+        const windows = app.get_windows();
+        if (windows.length > 0) {
+            const wmClass = windows[0].get_wm_class();
+            if (wmClass)
+                return `${wmClass}.desktop`;
+        }
+        return id;
+    }
+
+    disable() {
+        this._tracker.disconnect(this._focusSig);
+        this._appSystem.disconnect(this._appSig);
+        this._dbus.unexport();
+        this._dbus = null;
+    }
+
+    GetFocus() {
+        return this._currentApp;
+    }
+
+    GetRunningApps() {
+        return this._appSystem.get_running().map(a => this._resolveAppId(a));
+    }
+}