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Daemon: Implement initial OSK
1 parent 6d0a894 commit 2c54ea1

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6 files changed

+174
-2
lines changed

6 files changed

+174
-2
lines changed

‎daemon/Main.vala‎

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Original file line numberDiff line numberDiff line change
@@ -42,6 +42,7 @@ public class Gala.Daemon.Application : Gtk.Application {
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Gtk.init ();
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connection.register_object (object_path, new DBus ());
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connection.register_object (object_path, new OSKManager ());
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return true;
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}

‎daemon/OSK/Keyboard.vala‎

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@@ -0,0 +1,55 @@
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/*
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* Copyright 2026 elementary, Inc. (https://elementary.io)
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* SPDX-License-Identifier: GPL-3.0-or-later
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*
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* Authored by: Leonhard Kargl <leo.kargl@proton.me>
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*/
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public class Gala.Daemon.Keyboard : Granite.Bin {
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public signal void key_clicked (uint keyval);
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construct {
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var flowbox = new Gtk.FlowBox () {
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min_children_per_line = 12,
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};
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flowbox.append (create_button (Gdk.Key.A));
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flowbox.append (create_button (Gdk.Key.B));
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flowbox.append (create_button (Gdk.Key.C));
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flowbox.append (create_button (Gdk.Key.D));
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flowbox.append (create_button (Gdk.Key.E));
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flowbox.append (create_button (Gdk.Key.F));
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flowbox.append (create_button (Gdk.Key.G));
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flowbox.append (create_button (Gdk.Key.H));
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flowbox.append (create_button (Gdk.Key.I));
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flowbox.append (create_button (Gdk.Key.J));
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flowbox.append (create_button (Gdk.Key.K));
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flowbox.append (create_button (Gdk.Key.L));
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flowbox.append (create_button (Gdk.Key.M));
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flowbox.append (create_button (Gdk.Key.N));
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flowbox.append (create_button (Gdk.Key.O));
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flowbox.append (create_button (Gdk.Key.P));
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flowbox.append (create_button (Gdk.Key.Q));
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flowbox.append (create_button (Gdk.Key.R));
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flowbox.append (create_button (Gdk.Key.S));
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flowbox.append (create_button (Gdk.Key.T));
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flowbox.append (create_button (Gdk.Key.U));
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flowbox.append (create_button (Gdk.Key.V));
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flowbox.append (create_button (Gdk.Key.W));
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flowbox.append (create_button (Gdk.Key.X));
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flowbox.append (create_button (Gdk.Key.Y));
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flowbox.append (create_button (Gdk.Key.Z));
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flowbox.append (create_button (Gdk.Key.BackSpace));
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flowbox.append (create_button (Gdk.Key.space));
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flowbox.append (create_button (Gdk.Key.Escape));
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child = flowbox;
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}
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private Gtk.Button create_button (uint keyval) {
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var button = new Gtk.Button.with_label (Gdk.keyval_name (keyval)) {
50+
action_name = OSKWindow.ACTION_PREFIX + OSKWindow.ACTION_KEYVAL_CLICKED,
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action_target = keyval
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};
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return button;
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}
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}

‎daemon/OSK/OSKManager.vala‎

Lines changed: 37 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,37 @@
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/*
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* Copyright 2026 elementary, Inc. (https://elementary.io)
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* SPDX-License-Identifier: GPL-3.0-or-later
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*
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* Authored by: Leonhard Kargl <leo.kargl@proton.me>
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*/
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[DBus (name = "io.elementary.OSK")]
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public class Gala.Daemon.OSKManager : Object {
10+
public signal void keyval_pressed (uint keyval);
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public signal void keyval_released (uint keyval);
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private OSKWindow? osk;
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public async void set_enabled (bool enabled) throws DBusError, IOError {
16+
if (!enabled) {
17+
osk?.destroy ();
18+
osk = null;
19+
return;
20+
}
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osk = new OSKWindow ();
23+
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osk.keyval_pressed.connect (on_keyval_pressed);
25+
osk.keyval_released.connect (on_keyval_released);
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osk.present ();
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}
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private void on_keyval_pressed (uint keyval) {
31+
keyval_pressed (keyval);
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}
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private void on_keyval_released (uint keyval) {
35+
keyval_released (keyval);
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}
37+
}

‎daemon/OSK/OSKWindow.vala‎

Lines changed: 71 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,71 @@
1+
/*
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* Copyright 2026 elementary, Inc. (https://elementary.io)
3+
* SPDX-License-Identifier: GPL-3.0-or-later
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*
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* Authored by: Leonhard Kargl <leo.kargl@proton.me>
6+
*/
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8+
public class Gala.Daemon.OSKWindow : Gtk.Window {
9+
public const string ACTION_GROUP_PREFIX = "osk";
10+
public const string ACTION_PREFIX = ACTION_GROUP_PREFIX + ".";
11+
public const string ACTION_KEYVAL_PRESSED = "keyval-pressed";
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public const string ACTION_KEYVAL_RELEASED = "keyval-released";
13+
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/**
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* Convenience for pressed + released
16+
*/
17+
public const string ACTION_KEYVAL_CLICKED = "keyval-clicked";
18+
19+
public signal void keyval_pressed (uint keyval);
20+
public signal void keyval_released (uint keyval);
21+
22+
construct {
23+
var keyboard = new Keyboard ();
24+
25+
child = keyboard;
26+
titlebar = new Gtk.Grid () { visible = false };
27+
title = "OSK";
28+
29+
((Gtk.Widget) this).realize.connect (update_size);
30+
31+
var pressed_action = new SimpleAction (ACTION_KEYVAL_PRESSED, new VariantType ("u"));
32+
pressed_action.activate.connect (on_keyval_pressed);
33+
34+
var released_action = new SimpleAction (ACTION_KEYVAL_RELEASED, new VariantType ("u"));
35+
released_action.activate.connect (on_keyval_released);
36+
37+
var clicked_action = new SimpleAction (ACTION_KEYVAL_CLICKED, new VariantType ("u"));
38+
clicked_action.activate.connect (on_keyval_clicked);
39+
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var action_group = new SimpleActionGroup ();
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action_group.add_action (pressed_action);
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action_group.add_action (released_action);
43+
action_group.add_action (clicked_action);
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insert_action_group (ACTION_GROUP_PREFIX, action_group);
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}
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47+
private void update_size () {
48+
var display = Gdk.Display.get_default ();
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var monitor = display.get_monitor_at_surface (get_surface ());
50+
var monitor_geom = monitor.geometry;
51+
52+
default_width = monitor_geom.width;
53+
default_height = monitor_geom.height / 3;
54+
}
55+
56+
private void on_keyval_pressed (SimpleAction action, Variant? parameter) {
57+
uint keyval = parameter.get_uint32 ();
58+
keyval_pressed (keyval);
59+
}
60+
61+
private void on_keyval_released (SimpleAction action, Variant? parameter) {
62+
uint keyval = parameter.get_uint32 ();
63+
keyval_released (keyval);
64+
}
65+
66+
private void on_keyval_clicked (SimpleAction action, Variant? parameter) {
67+
uint keyval = parameter.get_uint32 ();
68+
keyval_pressed (keyval);
69+
keyval_released (keyval);
70+
}
71+
}

‎daemon/meson.build‎

Lines changed: 6 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -9,9 +9,13 @@ gala_daemon_sources = files(
99
'IBus' / 'CandidateArea.vala',
1010
'IBus' / 'CandidateBox.vala',
1111
'IBus' / 'IBusService.vala',
12-
'IBus' / 'IBusCandidateWindow.vala'
12+
'IBus' / 'IBusCandidateWindow.vala',
13+
'OSK' / 'Keyboard.vala',
14+
'OSK' / 'OSKManager.vala',
15+
'OSK' / 'OSKWindow.vala',
1316
)
1417

18+
adw_dep = dependency('libadwaita-1')
1519
gtk4_dep = dependency('gtk4')
1620
granite7_dep = dependency('granite-7')
1721

@@ -21,6 +25,6 @@ executable(
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gala_common_enums,
2226
config_header,
2327
gala_resources,
24-
dependencies: [gtk4_dep, granite7_dep, ibus_dep],
28+
dependencies: [adw_dep, gtk4_dep, granite7_dep, ibus_dep],
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install: true
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)

‎src/DaemonManager.vala‎

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Original file line numberDiff line numberDiff line change
@@ -80,6 +80,10 @@ public class Gala.DaemonManager : GLib.Object {
8080
case "IBUS_CANDIDATE":
8181
ShellClientsManager.get_instance ().make_ibus_candidate_window (window);
8282
break;
83+
84+
case "OSK":
85+
ShellClientsManager.get_instance ().make_osk_window (window);
86+
break;
8387
}
8488
}
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