feat(ags osk): add input detection

inputs/default.nix

@@ -169,6 +169,11 @@ let
         owner = "Cu3PO42";
         repo = "gtk-session-lock";
       };
+
+      virtualkeyboard-adapter = mkDep {
+        owner = "horriblename";
+        repo = "fcitx-virtualkeyboard-adapter";
+      };
     };
   };
 

nixosModules/ags/config/configurations/wim.ts

@@ -21,6 +21,7 @@ import Screenshot from '../widgets/screenshot/main';
 import { closeAll, perMonitor } from '../lib';
 import Brightness from '../services/brightness';
 import MonitorClicks from '../services/monitor-clicks';
+import Tablet from '../services/tablet';
 
 
 export default () => {
@@ -48,6 +49,42 @@ export default () => {
                 popup_osd(request.replace('popup ', ''));
                 respond('osd popped up');
             }
+
+            else if (request.startsWith('show-osk')) {
+                const tablet = Tablet.get_default();
+
+                if (tablet.currentMode === 'tablet') {
+                    if (tablet.oskState) {
+                        respond('osk state was unchanged');
+                    }
+                    else {
+                        tablet.oskState = true;
+                        tablet.oskAutoChanged = true;
+                        respond('osk was shown');
+                    }
+                }
+                else {
+                    respond('osk state was unchanged');
+                }
+            }
+
+            else if (request.startsWith('hide-osk')) {
+                const tablet = Tablet.get_default();
+
+                if (tablet.currentMode === 'tablet') {
+                    if (tablet.oskState && tablet.oskAutoChanged) {
+                        tablet.oskState = false;
+                        tablet.oskAutoChanged = true;
+                        respond('osd was hidden');
+                    }
+                    else {
+                        respond('osk state was unchanged');
+                    }
+                }
+                else {
+                    respond('osk state was unchanged');
+                }
+            }
         },
 
         main: () => {

nixosModules/ags/config/services/tablet.ts

@@ -31,7 +31,7 @@ export default class Tablet extends GObject.Object {
     declare inputsChanged: (blocked: boolean) => void;
 
 
-    private _currentMode = 'laptop';
+    private _currentMode: 'laptop' | 'tablet' = 'laptop';
 
     @property(String)
     get currentMode() {
@@ -42,18 +42,19 @@ export default class Tablet extends GObject.Object {
         this._currentMode = val;
 
         if (this._currentMode === 'tablet') {
-            execAsync(['brightnessctl', '-d', 'tpacpi::kbd_backlight', 's', '0'])
-                .catch(print);
+            execAsync(['brightnessctl', '-d', 'tpacpi::kbd_backlight', 's', '0']).catch(print);
 
             this.startAutorotate();
             this._blockInputs();
+            this._startInputDetection();
         }
         else if (this._currentMode === 'laptop') {
-            execAsync(['brightnessctl', '-d', 'tpacpi::kbd_backlight', 's', '2'])
-                .catch(print);
+            execAsync(['brightnessctl', '-d', 'tpacpi::kbd_backlight', 's', '2']).catch(print);
 
             this.killAutorotate();
             this._unblockInputs();
+            this._stopInputDetection();
+            this.oskState = false;
         }
 
         this.notify('current-mode');
@@ -69,6 +70,8 @@ export default class Tablet extends GObject.Object {
 
     set oskState(val) {
         this._oskState = val;
+        // this is set to true after this setter in the request.
+        this.oskAutoChanged = false;
         this.notify('osk-state');
     }
 
@@ -77,6 +80,40 @@ export default class Tablet extends GObject.Object {
     }
 
 
+    private _oskAutoChanged = false;
+
+    @property(Boolean)
+    get oskAutoChanged() {
+        return this._oskAutoChanged;
+    }
+
+    set oskAutoChanged(val) {
+        this._oskAutoChanged = val;
+    }
+
+
+    private _inputDetection = null as AstalIO.Process | null;
+
+    private _startInputDetection() {
+        if (this._inputDetection) {
+            return;
+        }
+
+        this._inputDetection = subprocess([
+            'fcitx5',
+            '--disable', 'all',
+            '--enable', 'keyboard,virtualkeyboardadapter,wayland,waylandim',
+        ]);
+    }
+
+    private _stopInputDetection() {
+        if (this._inputDetection) {
+            this._inputDetection.kill();
+            this._inputDetection = null;
+        }
+    }
+
+
     private _autorotate = null as AstalIO.Process | null;
 
     get autorotateState() {

nixosModules/ags/config/widgets/bar/_index.scss

@@ -19,8 +19,9 @@
             background-color: color.adjust(colors.$window_bg_color, $lightness: 3%);
         }
 
+        &.bluetooth icon,
         &.network icon,
-        &.bluetooth icon {
+        &.tablet-mode icon {
             min-width: 30px;
         }
 

nixosModules/ags/config/widgets/bar/wim.tsx

@@ -1,3 +1,4 @@
+import { bind } from 'astal';
 import { Astal, Gtk } from 'astal/gtk3';
 
 import Audio from './items/audio';
@@ -13,9 +14,9 @@ import Workspaces from './items/workspaces';
 
 import BarRevealer from './fullscreen';
 import Separator from '../misc/separator';
+import Tablet from '../../services/tablet';
 
 
-// TODO: add Bluetooth
 export default () => (
     <BarRevealer
         exclusivity={Astal.Exclusivity.EXCLUSIVE}
@@ -33,7 +34,23 @@ export default () => (
 
                 <SysTray />
 
-                {/* <Separator size={8} /> */}
+                <Separator size={8} />
+
+                <button
+                    className="bar-item tablet-mode"
+                    cursor="pointer"
+
+                    onButtonReleaseEvent={() => {
+                        const tablet = Tablet.get_default();
+
+                        tablet.toggleMode();
+                    }}
+                >
+                    <icon
+                        icon={bind(Tablet.get_default(), 'currentMode')
+                            .as((mode) => `${mode}-symbolic`)}
+                    />
+                </button>
 
                 <CurrentClient />
 

nixosModules/ags/default.nix

@@ -1,8 +1,10 @@
 self: {
   config,
   lib,
+  pkgs,
   ...
 }: let
+  inherit (self.inputs) virtualkeyboard-adapter;
   inherit (lib) hasPrefix mkIf removePrefix;
 
   # Configs
@@ -50,6 +52,19 @@ in {
     security.pam.services.astal-auth = {};
     services.upower.enable = true;
 
+    i18n.inputMethod = mkIf cfgDesktop.isTouchscreen {
+      enable = true;
+      type = "fcitx5";
+
+      fcitx5 = {
+        waylandFrontend = true;
+        plasma6Support = true;
+        addons = [
+          virtualkeyboard-adapter.packages.${pkgs.system}.default
+        ];
+      };
+    };
+
     home-manager.users.${cfgDesktop.user}.imports = [
       hmOpts
       (import ./packages.nix self)

nixosModules/ags/hyprland.nix

@@ -1,5 +1,4 @@
-self: {lib, ...}: let
-  inherit (lib) map;
+self: {...}: let
   inherit (self.lib.hypr) mkAnimation mkBezier mkBind mkLayerRule;
 in {
   config.wayland.windowManager.hyprland = {

nixosModules/ags/packages.nix

@@ -7,12 +7,24 @@ self: {
 }: let
   inherit (self.inputs) ags gtk-session-lock;
 
-  inherit (lib) attrValues boolToString optionals removeAttrs;
+  inherit (lib) attrValues boolToString getExe optionalAttrs optionals removeAttrs;
 
   inherit (osConfig.networking) hostName;
 
   cfg = config.programs.ags;
   cfgDesktop = osConfig.roles.desktop;
+
+  mainPkg = pkgs.writeShellApplication {
+    name = "ags";
+    runtimeInputs = [cfg.package];
+    text = ''
+      if [ "$#" == 0 ]; then
+        exec ags run ~/${cfg.configDir} -a ${hostName}
+      else
+        exec ags "$@"
+      fi
+    '';
+  };
 in {
   config = {
     # Make these accessible outside these files
@@ -50,17 +62,7 @@ in {
     home = {
       packages =
         [
-          (pkgs.writeShellApplication {
-            name = "ags";
-            runtimeInputs = [cfg.package];
-            text = ''
-              if [ "$#" == 0 ]; then
-                exec ags run ~/${cfg.configDir} -a ${hostName}
-              else
-                exec ags "$@"
-              fi
-            '';
-          })
+          mainPkg
           (pkgs.writeShellApplication {
             name = "agsConf";
             runtimeInputs = [cfg.package];
@@ -131,6 +133,12 @@ in {
               };
             '';
         }
+        // optionalAttrs cfgDesktop.isTouchscreen {
+          ".config/fcitx5/conf/virtualkeyboardadapter.conf".text = ''
+            ActivateCmd="${getExe mainPkg} request 'show-osk'"
+            DeactivateCmd="${getExe mainPkg} request 'hide-osk'"
+          '';
+        }
       );
     };
   };