Warn user when they try to remove a fixed button

app/lib/l10n/app_en.arb

@@ -1517,6 +1517,10 @@
 	"@customizeCollectionsNavBarDescription": {
 		"description": "Instruction to customize navigation bar buttons in the Collections page"
 	},
+	"customizeButtonsUnsupportedWarning": "This button cannot be customized",
+	"@customizeButtonsUnsupportedWarning": {
+		"description": "Some button can't be removed. This message will be shown instead when user try to do so"
+	},
 
 	"errorUnauthenticated": "Unauthenticated access. Please sign-in again if the problem continues",
 	"@errorUnauthenticated": {

app/lib/l10n/untranslated-messages.txt

@@ -267,6 +267,7 @@
     "livePhotoTooltip",
     "dragAndDropRearrangeButtons",
     "customizeCollectionsNavBarDescription",
+    "customizeButtonsUnsupportedWarning",
     "errorUnauthenticated",
     "errorDisconnected",
     "errorLocked",
@@ -284,7 +285,8 @@
     "alternativeSignIn",
     "livePhotoTooltip",
     "dragAndDropRearrangeButtons",
-    "customizeCollectionsNavBarDescription"
+    "customizeCollectionsNavBarDescription",
+    "customizeButtonsUnsupportedWarning"
   ],
 
   "de": [
@@ -294,7 +296,8 @@
     "alternativeSignIn",
     "livePhotoTooltip",
     "dragAndDropRearrangeButtons",
-    "customizeCollectionsNavBarDescription"
+    "customizeCollectionsNavBarDescription",
+    "customizeButtonsUnsupportedWarning"
   ],
 
   "el": [
@@ -449,7 +452,8 @@
     "alternativeSignIn",
     "livePhotoTooltip",
     "dragAndDropRearrangeButtons",
-    "customizeCollectionsNavBarDescription"
+    "customizeCollectionsNavBarDescription",
+    "customizeButtonsUnsupportedWarning"
   ],
 
   "es": [
@@ -459,7 +463,8 @@
     "alternativeSignIn",
     "livePhotoTooltip",
     "dragAndDropRearrangeButtons",
-    "customizeCollectionsNavBarDescription"
+    "customizeCollectionsNavBarDescription",
+    "customizeButtonsUnsupportedWarning"
   ],
 
   "fi": [
@@ -505,7 +510,8 @@
     "alternativeSignIn",
     "livePhotoTooltip",
     "dragAndDropRearrangeButtons",
-    "customizeCollectionsNavBarDescription"
+    "customizeCollectionsNavBarDescription",
+    "customizeButtonsUnsupportedWarning"
   ],
 
   "fr": [
@@ -551,7 +557,8 @@
     "alternativeSignIn",
     "livePhotoTooltip",
     "dragAndDropRearrangeButtons",
-    "customizeCollectionsNavBarDescription"
+    "customizeCollectionsNavBarDescription",
+    "customizeButtonsUnsupportedWarning"
   ],
 
   "it": [
@@ -602,7 +609,8 @@
     "alternativeSignIn",
     "livePhotoTooltip",
     "dragAndDropRearrangeButtons",
-    "customizeCollectionsNavBarDescription"
+    "customizeCollectionsNavBarDescription",
+    "customizeButtonsUnsupportedWarning"
   ],
 
   "nl": [
@@ -990,6 +998,7 @@
     "livePhotoTooltip",
     "dragAndDropRearrangeButtons",
     "customizeCollectionsNavBarDescription",
+    "customizeButtonsUnsupportedWarning",
     "errorUnauthenticated",
     "errorDisconnected",
     "errorLocked",
@@ -1047,7 +1056,8 @@
     "alternativeSignIn",
     "livePhotoTooltip",
     "dragAndDropRearrangeButtons",
-    "customizeCollectionsNavBarDescription"
+    "customizeCollectionsNavBarDescription",
+    "customizeButtonsUnsupportedWarning"
   ],
 
   "pt": [
@@ -1113,7 +1123,8 @@
     "alternativeSignIn",
     "livePhotoTooltip",
     "dragAndDropRearrangeButtons",
-    "customizeCollectionsNavBarDescription"
+    "customizeCollectionsNavBarDescription",
+    "customizeButtonsUnsupportedWarning"
   ],
 
   "ru": [
@@ -1159,7 +1170,8 @@
     "alternativeSignIn",
     "livePhotoTooltip",
     "dragAndDropRearrangeButtons",
-    "customizeCollectionsNavBarDescription"
+    "customizeCollectionsNavBarDescription",
+    "customizeButtonsUnsupportedWarning"
   ],
 
   "tr": [
@@ -1169,7 +1181,8 @@
     "alternativeSignIn",
     "livePhotoTooltip",
     "dragAndDropRearrangeButtons",
-    "customizeCollectionsNavBarDescription"
+    "customizeCollectionsNavBarDescription",
+    "customizeButtonsUnsupportedWarning"
   ],
 
   "zh": [
@@ -1246,7 +1259,8 @@
     "alternativeSignIn",
     "livePhotoTooltip",
     "dragAndDropRearrangeButtons",
-    "customizeCollectionsNavBarDescription"
+    "customizeCollectionsNavBarDescription",
+    "customizeButtonsUnsupportedWarning"
   ],
 
   "zh_Hant": [
@@ -1417,6 +1431,7 @@
     "alternativeSignIn",
     "livePhotoTooltip",
     "dragAndDropRearrangeButtons",
-    "customizeCollectionsNavBarDescription"
+    "customizeCollectionsNavBarDescription",
+    "customizeButtonsUnsupportedWarning"
   ]
 }

app/lib/widget/settings/collections_nav_bar/buttons.dart

@@ -5,12 +5,29 @@ class _NewButton extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return HomeCollectionsNavBarButton(
+    return GestureDetector(
+      onTap: () {
+        SnackBarManager().showSnackBar(SnackBar(
+          content: Text(L10n.global().customizeButtonsUnsupportedWarning),
+          duration: k.snackBarDurationNormal,
+        ));
+      },
+      onLongPress: () {
+        SnackBarManager().showSnackBar(SnackBar(
+          content: Text(L10n.global().customizeButtonsUnsupportedWarning),
+          duration: k.snackBarDurationNormal,
+        ));
+      },
+      child: AbsorbPointer(
+        absorbing: true,
+        child: HomeCollectionsNavBarButton(
           icon: const Icon(Icons.add_outlined),
           label: L10n.global().createCollectionTooltip,
           isMinimized: true,
           isUseTooltipWhenMinimized: false,
           onPressed: () {},
+        ),
+      ),
     );
   }
 }

app/lib/widget/settings/collections_nav_bar_settings.dart

@@ -9,6 +9,7 @@ import 'package:nc_photos/app_localizations.dart';
 import 'package:nc_photos/bloc_util.dart';
 import 'package:nc_photos/controller/pref_controller.dart';
 import 'package:nc_photos/exception_event.dart';
+import 'package:nc_photos/k.dart' as k;
 import 'package:nc_photos/snack_bar_manager.dart';
 import 'package:nc_photos/widget/draggable.dart' as my;
 import 'package:nc_photos/widget/home_collections.dart';

app/lib/widget/settings/viewer_app_bar/demo_buttons.dart

@@ -15,6 +15,35 @@ class _DemoButton extends StatelessWidget {
   final Widget icon;
 }
 
+class _DemoMoreButton extends StatelessWidget {
+  const _DemoMoreButton();
+
+  @override
+  Widget build(BuildContext context) {
+    return GestureDetector(
+      onTap: () {
+        SnackBarManager().showSnackBar(SnackBar(
+          content: Text(L10n.global().customizeButtonsUnsupportedWarning),
+          duration: k.snackBarDurationNormal,
+        ));
+      },
+      onLongPress: () {
+        SnackBarManager().showSnackBar(SnackBar(
+          content: Text(L10n.global().customizeButtonsUnsupportedWarning),
+          duration: k.snackBarDurationNormal,
+        ));
+      },
+      child: AbsorbPointer(
+        absorbing: true,
+        child: IconButton(
+          onPressed: () {},
+          icon: Icon(Icons.adaptive.more),
+        ),
+      ),
+    );
+  }
+}
+
 class _DemoLivePhotoButton extends StatelessWidget {
   const _DemoLivePhotoButton();
 

app/lib/widget/settings/viewer_app_bar/view.dart

@@ -41,13 +41,7 @@ class _DemoView extends StatelessWidget {
                         child: _DemoButtonDelegate(e),
                       ),
                     )),
-                IgnorePointer(
+                const _DemoMoreButton(),
-                  ignoring: true,
-                  child: IconButton(
-                    onPressed: () {},
-                    icon: Icon(Icons.adaptive.more),
-                  ),
-                ),
               ],
             );
             if (buttons.isEmpty) {

app/lib/widget/settings/viewer_app_bar_settings.dart

@@ -10,6 +10,7 @@ import 'package:nc_photos/app_localizations.dart';
 import 'package:nc_photos/bloc_util.dart';
 import 'package:nc_photos/controller/pref_controller.dart';
 import 'package:nc_photos/exception_event.dart';
+import 'package:nc_photos/k.dart' as k;
 import 'package:nc_photos/snack_bar_manager.dart';
 import 'package:nc_photos/theme.dart';
 import 'package:nc_photos/widget/draggable.dart' as my;