LockScreen: fingerprint auth without key or button

Commons/Settings.qml

@@ -1115,8 +1115,8 @@ Singleton {
     Quickshell.execDetached(["mkdir", "-p", pamConfigDir]);
 
     // Generate the PAM config file content
-    var configContent = "#auth sufficient pam_fprintd.so max-tries=1\n";
-    configContent += "# only uncomment this if you have a fingerprint reader\n";
+    var configContent = "auth sufficient pam_fprintd.so timeout=-1\n";
+    configContent += "auth sufficient /run/current-system/sw/lib/security/pam_fprintd.so timeout=-1 # for NixOS\n";
     configContent += "auth required pam_unix.so\n";
 
     // Write the config file using heredoc to avoid escaping issues

Modules/LockScreen/LockContext.qml

@@ -36,9 +36,13 @@ Scope {
       infoMessage = "";
       showFailure = false;
       errorMessage = "";
+      if (!waitingForPassword) {
+        pam.abort();
+      }
       occupyFingerprintSensorProc.running = true;
     } else {
       occupyFingerprintSensorProc.running = false;
+      pam.start();
     }
   }
 
@@ -51,17 +55,12 @@ Scope {
 
     if (waitingForPassword) {
       pam.respond(currentText);
+      unlockInProgress = true;
       waitingForPassword = false;
       showInfo = false;
       return;
     }
 
-    if (root.unlockInProgress) {
-      Logger.i("LockContext", "Unlock already in progress, ignoring duplicate attempt");
-      return;
-    }
-
-    root.unlockInProgress = true;
     errorMessage = "";
     showFailure = false;
 

Modules/LockScreen/LockScreen.qml

@@ -267,7 +267,7 @@ Loader {
               width: 0
               height: 0
               visible: false
-              enabled: !lockContext.unlockInProgress || lockContext.waitingForPassword
+              enabled: !lockContext.unlockInProgress
               font.pointSize: Style.fontSizeM
               color: Color.mPrimary
               echoMode: TextInput.Password

Modules/LockScreen/LockScreenPanel.qml

@@ -20,6 +20,10 @@ Item {
   required property var keyboardLayout
   required property TextInput passwordInput
 
+  Component.onCompleted: {
+    doUnlock();
+  }
+
   function doUnlock() {
     if (lockControl) {
       lockControl.tryUnlock();
@@ -620,7 +624,7 @@ Item {
             radius: Math.min(Style.iRadiusL, width / 2)
             color: eyeButtonArea.containsMouse ? Color.mPrimary : "transparent"
             visible: passwordInput.text.length > 0
-            enabled: !lockContext || !lockContext.unlockInProgress || lockContext.waitingForPassword
+            enabled: !lockContext || !lockContext.unlockInProgress
 
             NIcon {
               anchors.centerIn: parent
@@ -664,7 +668,7 @@ Item {
             color: submitButtonArea.containsMouse ? Color.mPrimary : "transparent"
             border.color: Color.mPrimary
             border.width: Style.borderS
-            enabled: !lockControl || !lockControl.unlockInProgress || lockControl.waitingForPassword
+            enabled: !lockContext || !lockContext.unlockInProgress
 
             NIcon {
               anchors.centerIn: parent

nix/package.nix

@@ -1,6 +1,5 @@
 {
   version ? "dirty",
-  pamConfig ? "login",
   extraPackages ? [ ],
   runtimeDeps ? [
     brightnessctl
@@ -90,7 +89,6 @@ stdenvNoCC.mkDerivation {
 
   preFixup = ''
     qtWrapperArgs+=(
-      --set NOCTALIA_PAM_CONFIG ${pamConfig}
       --prefix PATH : ${lib.makeBinPath (runtimeDeps ++ extraPackages)}
       --add-flags "-p $out/share/noctalia-shell"
       ${lib.optionalString calendarSupport "--prefix GI_TYPELIB_PATH : ${giTypelibPath}"}