add default icon, observe measure div, fix tests

frigate/test/test_camera_watchdog.py

@@ -59,6 +59,7 @@ def build_watchdog(
             MagicMock(),
         )
 
+    watchdog.requestor = MagicMock()
     return watchdog
 
 
@@ -107,8 +108,8 @@ class TestCameraWatchdogStreamHealth(unittest.TestCase):
     def test_status_goes_to_the_matching_role_topic(self):
         watchdog = self._build_watchdog()
 
-        watchdog.record_status[STREAM_TYPE_MAIN].send("online", 100.0)
-        watchdog.record_status[STREAM_TYPE_SUB].send("offline", 100.0)
+        watchdog._send_record_status(STREAM_TYPE_MAIN, "online", 100.0)
+        watchdog._send_record_status(STREAM_TYPE_SUB, "offline", 100.0)
 
         watchdog.requestor.send_data.assert_any_call(
             "front_door/status/record", "online"
@@ -120,9 +121,9 @@ class TestCameraWatchdogStreamHealth(unittest.TestCase):
     def test_status_is_cached_per_stream(self):
         watchdog = self._build_watchdog()
 
-        watchdog.record_status[STREAM_TYPE_MAIN].send("online", 100.0)
-        watchdog.record_status[STREAM_TYPE_SUB].send("online", 100.0)
-        watchdog.record_status[STREAM_TYPE_MAIN].send("online", 100.0)
+        watchdog._send_record_status(STREAM_TYPE_MAIN, "online", 100.0)
+        watchdog._send_record_status(STREAM_TYPE_SUB, "online", 100.0)
+        watchdog._send_record_status(STREAM_TYPE_MAIN, "online", 100.0)
 
         assert watchdog.requestor.send_data.call_count == 2
 

frigate/video/ffmpeg.py

@@ -6,7 +6,6 @@ import subprocess as sp
 import threading
 import time
 from collections import defaultdict, deque
-from dataclasses import dataclass
 from datetime import UTC, datetime, timedelta
 from multiprocessing import Queue, Value
 from multiprocessing.synchronize import Event as MpEvent
@@ -109,27 +108,6 @@ def capture_frames(
         frame_index = 0 if frame_index == shm_frame_count - 1 else frame_index + 1
 
 
-@dataclass
-class RoleStatus:
-    """Publishes a role's status when it changes or the resend interval elapses."""
-
-    requestor: InterProcessRequestor
-    topic: str
-    resend_interval: float
-    last_status: str | None = None
-    last_update_time: float = 0.0
-
-    def send(self, status: str, now: float) -> None:
-        """Publish a changed status or resend it after the configured interval."""
-        if (
-            status != self.last_status
-            or (now - self.last_update_time) >= self.resend_interval
-        ):
-            self.requestor.send_data(self.topic, status)
-            self.last_status = status
-            self.last_update_time = now
-
-
 class CameraWatchdog(threading.Thread):
     def __init__(
         self,
@@ -208,16 +186,33 @@ class CameraWatchdog(threading.Thread):
         self._stall_active: bool = False
 
         # Status caching to reduce message volume
-        self.detect_status = self._role_status("detect")
-        self.record_status = {
-            stream_type: self._role_status(role)
-            for stream_type, role in STREAM_TYPE_TO_ROLE.items()
-        }
+        self._last_detect_status: str | None = None
+        self._last_record_status: dict[str, str] = {}
+        self._last_detect_status_update_time: float = 0.0
+        self._last_record_status_update_time: dict[str, float] = defaultdict(float)
 
-    def _role_status(self, role: str) -> RoleStatus:
-        return RoleStatus(
-            self.requestor, f"{self.config.name}/status/{role}", self.sleeptime
-        )
+    def _send_detect_status(self, status: str, now: float) -> None:
+        """Send detect status only if changed or retry_interval has elapsed."""
+        if (
+            status != self._last_detect_status
+            or (now - self._last_detect_status_update_time) >= self.sleeptime
+        ):
+            self.requestor.send_data(f"{self.config.name}/status/detect", status)
+            self._last_detect_status = status
+            self._last_detect_status_update_time = now
+
+    def _send_record_status(self, stream_type: str, status: str, now: float) -> None:
+        """Send a record stream's status only if changed or retry_interval has elapsed."""
+        if (
+            status != self._last_record_status.get(stream_type)
+            or (now - self._last_record_status_update_time[stream_type])
+            >= self.sleeptime
+        ):
+            self.requestor.send_data(
+                f"{self.config.name}/status/{STREAM_TYPE_TO_ROLE[stream_type]}", status
+            )
+            self._last_record_status[stream_type] = status
+            self._last_record_status_update_time[stream_type] = now
 
     def _send_roles_offline(self, roles: list[CameraRoleEnum], now: float) -> None:
         """Send offline status for each role of a restarted ffmpeg process."""
@@ -227,7 +222,7 @@ class CameraWatchdog(threading.Thread):
             stream_type = ROLE_TO_STREAM_TYPE.get(role.value)
 
             if stream_type is not None:
-                self.record_status[stream_type].send("offline", now)
+                self._send_record_status(stream_type, "offline", now)
             else:
                 self.requestor.send_data(
                     f"{self.config.name}/status/{role.value}", "offline"
@@ -393,11 +388,11 @@ class CameraWatchdog(threading.Thread):
 
                     # update camera status
                     now = datetime.now().timestamp()
-                    self.detect_status.send("disabled", now)
-                    self.record_status[STREAM_TYPE_MAIN].send("disabled", now)
+                    self._send_detect_status("disabled", now)
+                    self._send_record_status(STREAM_TYPE_MAIN, "disabled", now)
                     # cameras without a sub stream never get a record_sub topic
                     if self.config.record.sub.enabled:
-                        self.record_status[STREAM_TYPE_SUB].send("disabled", now)
+                        self._send_record_status(STREAM_TYPE_SUB, "disabled", now)
                 self.was_enabled = enabled
                 continue
 
@@ -470,7 +465,7 @@ class CameraWatchdog(threading.Thread):
             can_restart = time_since_last_restart >= self.sleeptime
 
             if not self.capture_thread.is_alive():
-                self.detect_status.send("offline", now)
+                self._send_detect_status("offline", now)
                 self.camera_fps.value = 0
                 self.logger.error(
                     f"Ffmpeg process crashed unexpectedly for {self.config.name}."
@@ -482,7 +477,7 @@ class CameraWatchdog(threading.Thread):
                 self.fps_overflow_count += 1
 
                 if self.fps_overflow_count == 3:
-                    self.detect_status.send("offline", now)
+                    self._send_detect_status("offline", now)
                     self.fps_overflow_count = 0
                     self.camera_fps.value = 0
                     self.logger.info(
@@ -492,7 +487,7 @@ class CameraWatchdog(threading.Thread):
                         self.reset_capture_thread(drain_output=False)
                         last_restart_time = now
             elif now - self.capture_thread.current_frame.value > 20:
-                self.detect_status.send("offline", now)
+                self._send_detect_status("offline", now)
                 self.camera_fps.value = 0
                 self.logger.info(
                     f"No frames received from {self.config.name} in 20 seconds. Exiting ffmpeg..."
@@ -502,7 +497,7 @@ class CameraWatchdog(threading.Thread):
                     last_restart_time = now
             else:
                 # process is running normally
-                self.detect_status.send("online", now)
+                self._send_detect_status("online", now)
                 self.fps_overflow_count = 0
 
             for p in self.ffmpeg_other_processes:
@@ -545,7 +540,7 @@ class CameraWatchdog(threading.Thread):
                     elif stale_stream is None:
                         if poll is None:
                             for stream_type in recorded_streams:
-                                self.record_status[stream_type].send("online", now)
+                                self._send_record_status(stream_type, "online", now)
 
                         p["latest_segment_time"] = max(
                             self.latest_cache_segment_time[stream_type]
@@ -561,22 +556,22 @@ class CameraWatchdog(threading.Thread):
                     p["cmd"], self.logger, p["logpipe"], ffmpeg_process=p["process"]
                 )
 
-            if self.detect_process_records_sub and self.config.record.stream_enabled(
-                STREAM_TYPE_SUB
+            if (
+                self.detect_process_records_sub
+                and self.config.record.stream_enabled(STREAM_TYPE_SUB)
+                and self.capture_thread is not None
+                and self.capture_thread.is_alive()
             ):
                 now_utc = datetime.now().astimezone(UTC)
                 stale_reason = self._stream_staleness(STREAM_TYPE_SUB, now_utc)
 
-                if self.detect_status.last_status == "offline":
-                    # the sub stream is down whenever the detect process is
-                    self.record_status[STREAM_TYPE_SUB].send("offline", now)
-                elif stale_reason is None:
-                    self.record_status[STREAM_TYPE_SUB].send("online", now)
+                if stale_reason is None:
+                    self._send_record_status(STREAM_TYPE_SUB, "online", now)
                 elif can_restart:
                     self.logger.error(
                         f"{stale_reason} for {self.config.name} (sub, shared with detect) in the last {self.record_stale_threshold[STREAM_TYPE_SUB]}s. Restarting ffmpeg..."
                     )
-                    self.record_status[STREAM_TYPE_SUB].send("offline", now)
+                    self._send_record_status(STREAM_TYPE_SUB, "offline", now)
                     self.reset_capture_thread()
                     last_restart_time = now
 

web/e2e/helpers/system-tabs.ts

@@ -0,0 +1,11 @@
+import type { FrigateApp } from "../fixtures/frigate-test";
+
+// On mobile the System tabs sit in an OverflowStrip, which keeps an inert copy
+// of every tab for measurement and hides the ones that do not fit behind a
+// kebab. The selected tab always stays in the strip.
+
+export function systemTab(frigateApp: FrigateApp, name: string) {
+  return frigateApp.page
+    .locator(`[aria-label="Select ${name}" i]:not([inert] *)`)
+    .first();
+}

web/e2e/specs/auth.spec.ts

@@ -7,12 +7,13 @@
  */
 
 import { test, expect } from "../fixtures/frigate-test";
+import { systemTab } from "../helpers/system-tabs";
 import { viewerProfile } from "../fixtures/mock-data/profile";
 
 test.describe("Auth — admin access @high", () => {
   test("admin /system renders general tab", async ({ frigateApp }) => {
     await frigateApp.goto("/system");
-    await expect(frigateApp.page.getByLabel("Select general")).toBeVisible({
+    await expect(systemTab(frigateApp, "general")).toBeVisible({
       timeout: 15_000,
     });
   });
@@ -28,7 +29,7 @@ test.describe("Auth — admin access @high", () => {
 
   test("admin /logs renders frigate tab", async ({ frigateApp }) => {
     await frigateApp.goto("/logs");
-    await expect(frigateApp.page.getByLabel("Select frigate")).toBeVisible({
+    await expect(systemTab(frigateApp, "frigate")).toBeVisible({
       timeout: 5_000,
     });
   });

web/e2e/specs/live.spec.ts

@@ -287,3 +287,22 @@ test.describe("Live mobile layout @critical @mobile", () => {
     await expect(frigateApp.page.locator("body")).toBeVisible();
   });
 });
+
+test.describe("Live camera groups @medium", () => {
+  test("a group with an invalid icon renders a fallback icon", async ({
+    frigateApp,
+  }) => {
+    await frigateApp.installDefaults({
+      config: {
+        camera_groups: {
+          outdoor: { cameras: ["front_door"], icon: "generic" },
+        },
+      },
+    });
+    await frigateApp.goto("/");
+    const group = frigateApp.page
+      .locator('[aria-label="Camera Groups"]:not([inert] *)')
+      .first();
+    await expect(group.locator("svg")).toBeVisible({ timeout: 10_000 });
+  });
+});

web/e2e/specs/system-health.spec.ts

@@ -6,6 +6,7 @@
  */
 
 import { test, expect } from "../fixtures/frigate-test";
+import { systemTab } from "../helpers/system-tabs";
 import { viewerProfile } from "../fixtures/mock-data/profile";
 
 const NOW = Math.floor(Date.now() / 1000);
@@ -55,7 +56,7 @@ test.describe("System — Health tab @medium", () => {
     });
     await frigateApp.goto("/system");
 
-    await expect(frigateApp.page.getByLabel("Select health")).toHaveAttribute(
+    await expect(systemTab(frigateApp, "health")).toHaveAttribute(
       "data-state",
       "on",
       { timeout: 15_000 },
@@ -801,7 +802,7 @@ test.describe("System — Health notices sources @medium", () => {
       stats: QUIET_STATS,
     });
     await frigateApp.goto("/system#health");
-    await expect(frigateApp.page.getByLabel("Select health")).toHaveAttribute(
+    await expect(systemTab(frigateApp, "health")).toHaveAttribute(
       "data-state",
       "on",
       { timeout: 15_000 },

web/e2e/specs/system.spec.ts

@@ -6,42 +6,66 @@
  * RestartDialog cancel flow.
  */
 
-import { test, expect } from "../fixtures/frigate-test";
+import { test, expect, FrigateApp } from "../fixtures/frigate-test";
 import {
   expectBodyInteractive,
   waitForBodyInteractive,
 } from "../helpers/overlay-interaction";
+import { systemTab } from "../helpers/system-tabs";
+
+async function selectTab(frigateApp: FrigateApp, name: string) {
+  const kebab = frigateApp.page.getByLabel("Show all tabs");
+
+  if (frigateApp.isMobile && (await kebab.isVisible())) {
+    await kebab.click();
+    await frigateApp.page
+      .locator(`[aria-label="Select ${name}" i]:not([inert] *)`)
+      .last()
+      .click();
+    return;
+  }
+
+  await systemTab(frigateApp, name).click();
+}
+
+async function expectTabActive(frigateApp: FrigateApp, name: string) {
+  await expect(systemTab(frigateApp, name)).toHaveAttribute(
+    "data-state",
+    "on",
+    {
+      timeout: 5_000,
+    },
+  );
+}
 
 test.describe("System — tabs @medium", () => {
   test("general tab is active by default via #general hash", async ({
     frigateApp,
   }) => {
     await frigateApp.goto("/system#general");
-    await expect(frigateApp.page.getByLabel("Select general")).toHaveAttribute(
+    await expect(systemTab(frigateApp, "general")).toHaveAttribute(
       "data-state",
       "on",
       { timeout: 15_000 },
     );
-    await expect(frigateApp.page.getByLabel("Select storage")).toBeVisible();
-    await expect(frigateApp.page.getByLabel("Select cameras")).toBeVisible();
+    if (!frigateApp.isMobile) {
+      await expect(systemTab(frigateApp, "storage")).toBeVisible();
+      await expect(systemTab(frigateApp, "cameras")).toBeVisible();
+    }
   });
 
   test("Storage tab activates and deactivates General", async ({
     frigateApp,
   }) => {
     await frigateApp.goto("/system#general");
-    await expect(frigateApp.page.getByLabel("Select general")).toHaveAttribute(
+    await expect(systemTab(frigateApp, "general")).toHaveAttribute(
       "data-state",
       "on",
       { timeout: 15_000 },
     );
-    await frigateApp.page.getByLabel("Select storage").click();
-    await expect(frigateApp.page.getByLabel("Select storage")).toHaveAttribute(
-      "data-state",
-      "on",
-      { timeout: 5_000 },
-    );
-    await expect(frigateApp.page.getByLabel("Select general")).toHaveAttribute(
+    await selectTab(frigateApp, "storage");
+    await expectTabActive(frigateApp, "storage");
+    await expect(systemTab(frigateApp, "general")).toHaveAttribute(
       "data-state",
       "off",
     );
@@ -49,24 +73,20 @@ test.describe("System — tabs @medium", () => {
 
   test("Cameras tab activates", async ({ frigateApp }) => {
     await frigateApp.goto("/system#general");
-    await expect(frigateApp.page.getByLabel("Select general")).toHaveAttribute(
+    await expect(systemTab(frigateApp, "general")).toHaveAttribute(
       "data-state",
       "on",
       { timeout: 15_000 },
     );
-    await frigateApp.page.getByLabel("Select cameras").click();
-    await expect(frigateApp.page.getByLabel("Select cameras")).toHaveAttribute(
-      "data-state",
-      "on",
-      { timeout: 5_000 },
-    );
+    await selectTab(frigateApp, "cameras");
+    await expectTabActive(frigateApp, "cameras");
   });
 
   test("general tab shows version and last-refreshed", async ({
     frigateApp,
   }) => {
     await frigateApp.goto("/system#general");
-    await expect(frigateApp.page.getByLabel("Select general")).toHaveAttribute(
+    await expect(systemTab(frigateApp, "general")).toHaveAttribute(
       "data-state",
       "on",
       { timeout: 15_000 },
@@ -87,17 +107,13 @@ test.describe("System — tabs @medium", () => {
     frigateApp,
   }) => {
     await frigateApp.goto("/system#general");
-    await expect(frigateApp.page.getByLabel("Select general")).toHaveAttribute(
+    await expect(systemTab(frigateApp, "general")).toHaveAttribute(
       "data-state",
       "on",
       { timeout: 15_000 },
     );
-    await frigateApp.page.getByLabel("Select storage").click();
-    await expect(frigateApp.page.getByLabel("Select storage")).toHaveAttribute(
-      "data-state",
-      "on",
-      { timeout: 5_000 },
-    );
+    await selectTab(frigateApp, "storage");
+    await expectTabActive(frigateApp, "storage");
     // On desktop, tab buttons render text labels so the word "storage"
     // always appears in #pageRoot after switching. On mobile, tabs are
     // icon-only, so we verify the general-tab content disappears instead
@@ -112,25 +128,23 @@ test.describe("System — tabs @medium", () => {
     } else {
       // Mobile: tab activation (data-state "on") already asserted above.
       // Additionally confirm general tab is no longer the active tab.
-      await expect(
-        frigateApp.page.getByLabel("Select general"),
-      ).toHaveAttribute("data-state", "off", { timeout: 5_000 });
+      await expect(systemTab(frigateApp, "general")).toHaveAttribute(
+        "data-state",
+        "off",
+        { timeout: 5_000 },
+      );
     }
   });
 
   test("cameras tab renders each configured camera", async ({ frigateApp }) => {
     await frigateApp.goto("/system#general");
-    await expect(frigateApp.page.getByLabel("Select general")).toHaveAttribute(
+    await expect(systemTab(frigateApp, "general")).toHaveAttribute(
       "data-state",
       "on",
       { timeout: 15_000 },
     );
-    await frigateApp.page.getByLabel("Select cameras").click();
-    await expect(frigateApp.page.getByLabel("Select cameras")).toHaveAttribute(
-      "data-state",
-      "on",
-      { timeout: 5_000 },
-    );
+    await selectTab(frigateApp, "cameras");
+    await expectTabActive(frigateApp, "cameras");
     // Cameras tab lists every camera from config/stats. The default
     // mock has front_door, backyard, garage.
     for (const cam of ["front_door", "backyard", "garage"]) {
@@ -151,17 +165,13 @@ test.describe("System — tabs @medium", () => {
       config: { semantic_search: { enabled: true } },
     });
     await frigateApp.goto("/system#general");
-    await expect(frigateApp.page.getByLabel("Select general")).toHaveAttribute(
+    await expect(systemTab(frigateApp, "general")).toHaveAttribute(
       "data-state",
       "on",
       { timeout: 15_000 },
     );
-    const enrichTab = frigateApp.page.getByLabel(/select enrichments/i).first();
-    await expect(enrichTab).toBeVisible({ timeout: 5_000 });
-    await enrichTab.click();
-    await expect(enrichTab).toHaveAttribute("data-state", "on", {
-      timeout: 5_000,
-    });
+    await selectTab(frigateApp, "enrichments");
+    await expectTabActive(frigateApp, "enrichments");
   });
 });
 
@@ -223,31 +233,27 @@ test.describe("System — mobile @medium @mobile", () => {
 
   test("tabs render at mobile viewport", async ({ frigateApp }) => {
     await frigateApp.goto("/system#general");
-    await expect(frigateApp.page.getByLabel("Select general")).toBeVisible({
+    await expect(systemTab(frigateApp, "general")).toBeVisible({
       timeout: 15_000,
     });
   });
 
   test("switching tabs works at mobile viewport", async ({ frigateApp }) => {
     await frigateApp.goto("/system#general");
-    await expect(frigateApp.page.getByLabel("Select general")).toHaveAttribute(
+    await expect(systemTab(frigateApp, "general")).toHaveAttribute(
       "data-state",
       "on",
       { timeout: 15_000 },
     );
-    await frigateApp.page.getByLabel("Select storage").click();
-    await expect(frigateApp.page.getByLabel("Select storage")).toHaveAttribute(
-      "data-state",
-      "on",
-      { timeout: 5_000 },
-    );
+    await selectTab(frigateApp, "storage");
+    await expectTabActive(frigateApp, "storage");
   });
 
   test("header controls leave the logo uncovered on a narrow phone", async ({
     frigateApp,
   }) => {
     await frigateApp.goto("/system#general");
-    await expect(frigateApp.page.getByLabel("Select general")).toHaveAttribute(
+    await expect(systemTab(frigateApp, "general")).toHaveAttribute(
       "data-state",
       "on",
       { timeout: 15_000 },
@@ -255,9 +261,9 @@ test.describe("System — mobile @medium @mobile", () => {
     await frigateApp.page.setViewportSize({ width: 320, height: 740 });
 
     const logo = frigateApp.page.locator("svg.fill-current").first();
-    const tabs = frigateApp.page
-      .locator("[data-radix-scroll-area-viewport]")
-      .filter({ has: frigateApp.page.getByLabel("Select general") });
+    const kebab = frigateApp.page.getByLabel("Show all tabs");
+    await expect(kebab).toBeVisible();
+    const tabs = kebab.locator("..");
     const refreshed = frigateApp.page.getByText(/Just now|ago/);
 
     const logoBox = await logo.boundingBox();
@@ -267,20 +273,9 @@ test.describe("System — mobile @medium @mobile", () => {
     expect(tabsBox!.x + tabsBox!.width).toBeLessThanOrEqual(logoBox!.x + 1);
     expect(refreshedBox!.x).toBeGreaterThanOrEqual(logoBox!.x + logoBox!.width);
 
-    // the clipped tabs stay reachable by scrolling
-    const overflow = await tabs.evaluate((el) => ({
-      scroll: el.scrollWidth,
-      client: el.clientWidth,
-    }));
-    expect(overflow.scroll).toBeGreaterThan(overflow.client);
-    await tabs.evaluate((el) => {
-      el.scrollLeft = el.scrollWidth;
-    });
-    await frigateApp.page.getByLabel("Select cameras").click();
-    await expect(frigateApp.page.getByLabel("Select cameras")).toHaveAttribute(
-      "data-state",
-      "on",
-      { timeout: 5_000 },
-    );
+    // the tabs that do not fit stay reachable through the kebab
+    await selectTab(frigateApp, "cameras");
+    await expectTabActive(frigateApp, "cameras");
+    await expect(frigateApp.page.getByLabel("Show less")).toHaveCount(0);
   });
 });

web/public/locales/en/views/system.json

@@ -14,6 +14,8 @@
   },
   "title": "System",
   "metrics": "System metrics",
+  "showAllTabs": "Show all tabs",
+  "showLessTabs": "Show less",
   "health": {
     "title": "Health",
     "notices": {

web/src/components/filter/CameraGroupSelector.tsx

@@ -8,18 +8,8 @@ import { isDesktop, isMobile } from "react-device-detect";
 import useSWR from "swr";
 import { MdHome } from "react-icons/md";
 import { Button, buttonVariants } from "../ui/button";
-import {
-  useCallback,
-  useContext,
-  useEffect,
-  useLayoutEffect,
-  useMemo,
-  useRef,
-  useState,
-} from "react";
-import { AnimatePresence, motion } from "framer-motion";
-import { HiDotsHorizontal } from "react-icons/hi";
-import { IoClose } from "react-icons/io5";
+import { useCallback, useContext, useEffect, useMemo, useState } from "react";
+import OverflowStrip from "../mobile/OverflowStrip";
 import { Tooltip, TooltipContent, TooltipTrigger } from "../ui/tooltip";
 import { LuPencil, LuPlus } from "react-icons/lu";
 import {
@@ -156,80 +146,7 @@ export function CameraGroupSelector({ className }: CameraGroupSelectorProps) {
 
   const [addGroup, setAddGroup] = useState(false);
 
-  // mobile overflow reveal - the group strip sits left of the logo and is
-  // clipped (not scrollable) when there are too many groups, so render only
-  // the buttons that fully fit and surface a kebab next to the last visible
-  // one that expands a panel revealing all of them
-
-  const [expanded, setExpanded] = useState(false);
-  // null => all buttons fit, render them all with no kebab; a number => only
-  // that many fit alongside the kebab
-  const [visibleCount, setVisibleCount] = useState<number | null>(null);
-  const wrapperRef = useRef<HTMLDivElement | null>(null);
-  const measureRef = useRef<HTMLDivElement | null>(null);
-
-  useLayoutEffect(() => {
-    if (isDesktop) {
-      return;
-    }
-
-    const wrapper = wrapperRef.current;
-    const measure = measureRef.current;
-
-    if (!wrapper || !measure) {
-      return;
-    }
-
-    const gap = 8; // gap-2 between buttons in the strip
-    const wrapperGap = 4; // gap-1 between the strip and the kebab
-
-    const compute = () => {
-      const buttons = Array.from(measure.children) as HTMLElement[];
-
-      if (buttons.length === 0) {
-        return;
-      }
-
-      // the trailing child of the measurement row is a kebab clone
-      const kebab = buttons[buttons.length - 1];
-      const groupButtons = buttons.slice(0, -1);
-      const available = wrapper.clientWidth;
-      const fullWidth =
-        groupButtons.reduce((sum, el) => sum + el.offsetWidth, 0) +
-        Math.max(groupButtons.length - 1, 0) * gap;
-
-      if (fullWidth <= available) {
-        setVisibleCount(null);
-        return;
-      }
-
-      const budget = available - kebab.offsetWidth - wrapperGap;
-      let used = 0;
-      let count = 0;
-
-      for (const el of groupButtons) {
-        const next = (count === 0 ? 0 : gap) + el.offsetWidth;
-
-        if (used + next <= budget) {
-          used += next;
-          count += 1;
-        } else {
-          break;
-        }
-      }
-
-      setVisibleCount(Math.max(count, 1));
-    };
-
-    compute();
-
-    const observer = new ResizeObserver(compute);
-    observer.observe(wrapper);
-
-    return () => observer.disconnect();
-  }, [groups, isAdmin]);
-
-  const groupButtons = (afterSelect?: () => void) => {
+  const groupButtons = () => {
     const buttons = [
       <Button
         key="default-group"
@@ -245,7 +162,6 @@ export function CameraGroupSelector({ className }: CameraGroupSelectorProps) {
           if (group) {
             setGroup("default", true);
           }
-          afterSelect?.();
         }}
       >
         <MdHome className="size-5" />
@@ -263,12 +179,16 @@ export function CameraGroupSelector({ className }: CameraGroupSelectorProps) {
           size="sm"
           onClick={() => {
             setGroup(name, group != "default");
-            afterSelect?.();
           }}
         >
-          {config && config.icon && isValidIconName(config.icon) && (
-            <IconRenderer icon={LuIcons[config.icon]} className="size-5" />
-          )}
+          <IconRenderer
+            icon={
+              isValidIconName(config.icon)
+                ? LuIcons[config.icon]
+                : LuIcons.LuFolder
+            }
+            className="size-5"
+          />
         </Button>
       )),
     ];
@@ -282,7 +202,6 @@ export function CameraGroupSelector({ className }: CameraGroupSelectorProps) {
           size="sm"
           onClick={() => {
             setAddGroup(true);
-            afterSelect?.();
           }}
         >
           <LuPencil className="size-5 text-primary-variant" />
@@ -350,12 +269,14 @@ export function CameraGroupSelector({ className }: CameraGroupSelectorProps) {
                     onMouseEnter={() => showTooltip(name)}
                     onMouseLeave={() => showTooltip(undefined)}
                   >
-                    {config && config.icon && isValidIconName(config.icon) && (
-                      <IconRenderer
-                        icon={LuIcons[config.icon]}
-                        className="size-4"
-                      />
-                    )}
+                    <IconRenderer
+                      icon={
+                        isValidIconName(config.icon)
+                          ? LuIcons[config.icon]
+                          : LuIcons.LuFolder
+                      }
+                      className="size-4"
+                    />
                   </Button>
                 </TooltipTrigger>
                 <TooltipPortal>
@@ -390,74 +311,13 @@ export function CameraGroupSelector({ className }: CameraGroupSelectorProps) {
           )}
         </div>
       ) : (
-        <div
-          ref={wrapperRef}
-          className={cn("flex min-w-0 items-center gap-1", className)}
-        >
-          <div className="flex min-w-0 items-center gap-2 overflow-hidden whitespace-nowrap">
-            {visibleCount == null
-              ? groupButtons()
-              : groupButtons().slice(0, visibleCount)}
-          </div>
-          {visibleCount != null && (
-            <Button
-              variant="ghost"
-              size="sm"
-              className="shrink-0 px-2 text-secondary-foreground"
-              aria-label={t("group.showAll")}
-              onClick={() => setExpanded(true)}
-            >
-              <HiDotsHorizontal className="size-5" />
-            </Button>
-          )}
-
-          {/* invisible row used only to measure natural button widths so we
-              can render exactly the buttons that fully fit */}
-          <div
-            className="pointer-events-none absolute left-0 top-0 h-0 w-0 overflow-hidden"
-            aria-hidden
-            inert
-          >
-            <div ref={measureRef} className="flex w-max items-center gap-2">
-              {groupButtons()}
-              <Button variant="ghost" size="sm" className="px-2">
-                <HiDotsHorizontal className="size-5" />
-              </Button>
-            </div>
-          </div>
-
-          {expanded && (
-            <div
-              className="fixed inset-0 z-20"
-              onClick={() => setExpanded(false)}
-            />
-          )}
-          <AnimatePresence>
-            {expanded && (
-              <motion.div
-                key="group-overlay"
-                className="absolute inset-x-0 top-0 z-30 bg-background py-1 shadow-lg"
-                initial={{ clipPath: "inset(0 100% 0 0)" }}
-                animate={{ clipPath: "inset(0 0% 0 0)" }}
-                exit={{ clipPath: "inset(0 100% 0 0)" }}
-                transition={{ duration: 0.2, ease: "easeInOut" }}
-              >
-                <div className="flex flex-wrap items-center gap-2">
-                  {groupButtons(() => setExpanded(false))}
-                  <Button
-                    variant="ghost"
-                    size="sm"
-                    className="ml-auto shrink-0 px-2 text-secondary-foreground"
-                    aria-label={t("group.showLess")}
-                    onClick={() => setExpanded(false)}
-                  >
-                    <IoClose className="size-5" />
-                  </Button>
-                </div>
-              </motion.div>
-            )}
-          </AnimatePresence>
-        </div>
+        <OverflowStrip
+          className={className}
+          items={groupButtons()}
+          activeIndex={groups.findIndex(([name]) => name == group) + 1}
+          showAllLabel={t("group.showAll")}
+          showLessLabel={t("group.showLess")}
+        />
       )}
     </>
   );

web/src/components/mobile/OverflowStrip.tsx

@@ -0,0 +1,167 @@
+import { ReactNode, useLayoutEffect, useRef, useState } from "react";
+import { AnimatePresence, motion } from "framer-motion";
+import { HiDotsHorizontal } from "react-icons/hi";
+import { IoClose } from "react-icons/io5";
+import { Button } from "../ui/button";
+import { cn } from "@/lib/utils";
+
+type OverflowStripProps = {
+  className?: string;
+  items: ReactNode[];
+  activeIndex?: number;
+  gapClassName?: string;
+  showAllLabel: string;
+  showLessLabel: string;
+};
+
+// Renders only the items that fully fit and surfaces a kebab next to the last
+// visible one. The kebab expands a panel over the nearest positioned ancestor
+// that reveals every item.
+export default function OverflowStrip({
+  className,
+  items,
+  activeIndex = 0,
+  gapClassName = "gap-2",
+  showAllLabel,
+  showLessLabel,
+}: OverflowStripProps) {
+  const [expanded, setExpanded] = useState(false);
+  // null => all items fit, render them all with no kebab; a number => only
+  // that many fit alongside the kebab
+  const [visibleCount, setVisibleCount] = useState<number | null>(null);
+  const wrapperRef = useRef<HTMLDivElement | null>(null);
+  const measureRef = useRef<HTMLDivElement | null>(null);
+
+  useLayoutEffect(() => {
+    const wrapper = wrapperRef.current;
+    const measure = measureRef.current;
+
+    if (!wrapper || !measure) {
+      return;
+    }
+
+    const wrapperGap = 4; // gap-1 between the strip and the kebab
+
+    const compute = () => {
+      const children = Array.from(measure.children) as HTMLElement[];
+
+      if (children.length === 0) {
+        return;
+      }
+
+      // the trailing child of the measurement row is a kebab clone
+      const kebab = children[children.length - 1];
+      const start = children[0].offsetLeft;
+      const ends = children
+        .slice(0, -1)
+        .map((el) => el.offsetLeft + el.offsetWidth - start);
+      const available = wrapper.clientWidth;
+
+      if (ends[ends.length - 1] <= available) {
+        setVisibleCount(null);
+        return;
+      }
+
+      const budget = available - kebab.offsetWidth - wrapperGap;
+      const count = ends.filter((end) => end <= budget).length;
+
+      setVisibleCount(Math.max(count, 1));
+    };
+
+    compute();
+
+    const observer = new ResizeObserver(compute);
+    observer.observe(wrapper);
+    observer.observe(measure);
+
+    return () => observer.disconnect();
+  }, [items.length, gapClassName]);
+
+  // a selected item past the cut takes the last visible slot
+  const visibleItems =
+    visibleCount == null
+      ? items
+      : activeIndex >= visibleCount
+        ? [...items.slice(0, visibleCount - 1), items[activeIndex]]
+        : items.slice(0, visibleCount);
+
+  return (
+    <div
+      ref={wrapperRef}
+      className={cn("flex min-w-0 items-center gap-1", className)}
+    >
+      <div
+        className={cn(
+          "flex min-w-0 items-center overflow-hidden whitespace-nowrap",
+          gapClassName,
+        )}
+      >
+        {visibleItems}
+      </div>
+      {visibleCount != null && (
+        <Button
+          variant="ghost"
+          size="sm"
+          className="shrink-0 px-2 text-secondary-foreground"
+          aria-label={showAllLabel}
+          onClick={() => setExpanded(true)}
+        >
+          <HiDotsHorizontal className="size-5" />
+        </Button>
+      )}
+
+      {/* invisible row used only to measure natural item widths so we can
+          render exactly the items that fully fit */}
+      <div
+        className="pointer-events-none absolute left-0 top-0 h-0 w-0 overflow-hidden"
+        aria-hidden
+        inert
+      >
+        <div
+          ref={measureRef}
+          className={cn("flex w-max items-center", gapClassName)}
+        >
+          {items}
+          <Button variant="ghost" size="sm" className="px-2">
+            <HiDotsHorizontal className="size-5" />
+          </Button>
+        </div>
+      </div>
+
+      {expanded && (
+        <div
+          className="fixed inset-0 z-20"
+          onClick={() => setExpanded(false)}
+        />
+      )}
+      <AnimatePresence>
+        {expanded && (
+          <motion.div
+            key="overflow-overlay"
+            className="absolute inset-x-0 top-0 z-30 bg-background py-1 shadow-lg"
+            initial={{ clipPath: "inset(0 100% 0 0)" }}
+            animate={{ clipPath: "inset(0 0% 0 0)" }}
+            exit={{ clipPath: "inset(0 100% 0 0)" }}
+            transition={{ duration: 0.2, ease: "easeInOut" }}
+          >
+            {/* a tap on any item bubbles up and collapses the panel */}
+            <div
+              className={cn("flex flex-wrap items-center", gapClassName)}
+              onClick={() => setExpanded(false)}
+            >
+              {items}
+              <Button
+                variant="ghost"
+                size="sm"
+                className="ml-auto shrink-0 px-2 text-secondary-foreground"
+                aria-label={showLessLabel}
+              >
+                <IoClose className="size-5" />
+              </Button>
+            </div>
+          </motion.div>
+        )}
+      </AnimatePresence>
+    </div>
+  );
+}

web/src/pages/System.tsx

@@ -1,8 +1,10 @@
 import useSWR from "swr";
 import { FrigateStats } from "@/types/stats";
-import { useEffect, useMemo, useRef, useState } from "react";
+import { ReactNode, useEffect, useMemo, useRef, useState } from "react";
 import TimeAgo from "@/components/dynamic/TimeAgo";
 import { ToggleGroup, ToggleGroupItem } from "@/components/ui/toggle-group";
+import { Toggle } from "@/components/ui/toggle";
+import OverflowStrip from "@/components/mobile/OverflowStrip";
 import { isDesktop, isMobile } from "react-device-detect";
 import GeneralMetrics from "@/views/system/GeneralMetrics";
 import StorageMetrics from "@/views/system/StorageMetrics";
@@ -36,6 +38,14 @@ const allMetrics = [
 ] as const;
 type SystemMetric = (typeof allMetrics)[number];
 
+const metricIcons: Record<SystemMetric, ReactNode> = {
+  health: <LuHeartPulse className="size-4" />,
+  general: <LuActivity className="size-4" />,
+  enrichments: <LuSearchCode className="size-4" />,
+  storage: <LuHardDrive className="size-4" />,
+  cameras: <FaVideo className="size-4" />,
+};
+
 function System() {
   const { t } = useTranslation(["views/system"]);
   const { data: config } = useSWR<FrigateConfig>("config", {
@@ -98,43 +108,66 @@ function System() {
         {isMobile && (
           <Logo className="absolute inset-x-1/2 h-8 -translate-x-1/2" />
         )}
-        <ScrollArea className={cn("whitespace-nowrap", isMobile && "w-[45%]")}>
-          <div className="flex flex-row">
-            <ToggleGroup
-              className="*:rounded-md *:px-3 *:py-4"
-              type="single"
-              size="sm"
-              value={pageToggle}
-              onValueChange={(value: SystemMetric) => {
-                if (value) {
-                  setPageToggle(value);
-                }
-              }} // don't allow the severity to be unselected
-            >
-              {Object.values(metrics).map((item) => (
-                <ToggleGroupItem
+        {isMobile ? (
+          <div className="w-[calc(50%-1rem)]">
+            <OverflowStrip
+              items={metrics.map((item) => (
+                <Toggle
                   key={item}
-                  className={`flex items-center justify-between gap-2 ${pageToggle == item ? "" : "*:text-muted-foreground"}`}
-                  value={item}
+                  className={cn(
+                    "shrink-0 rounded-md px-3 py-4",
+                    pageToggle != item && "*:text-muted-foreground",
+                  )}
+                  size="sm"
+                  pressed={pageToggle == item}
+                  onPressedChange={() => setPageToggle(item)}
                   aria-label={t("selectItem", {
                     ns: "common",
                     item: t(item + ".title"),
                   })}
                 >
-                  {item == "health" && <LuHeartPulse className="size-4" />}
-                  {item == "general" && <LuActivity className="size-4" />}
-                  {item == "enrichments" && <LuSearchCode className="size-4" />}
-                  {item == "storage" && <LuHardDrive className="size-4" />}
-                  {item == "cameras" && <FaVideo className="size-4" />}
-                  {isDesktop && (
-                    <div className="smart-capitalize">{t(item + ".title")}</div>
-                  )}
-                </ToggleGroupItem>
+                  {metricIcons[item]}
+                </Toggle>
               ))}
-            </ToggleGroup>
-            <ScrollBar orientation="horizontal" className="h-0" />
+              activeIndex={metrics.indexOf(pageToggle)}
+              gapClassName="gap-0.5"
+              showAllLabel={t("showAllTabs")}
+              showLessLabel={t("showLessTabs")}
+            />
           </div>
-        </ScrollArea>
+        ) : (
+          <ScrollArea className="whitespace-nowrap">
+            <div className="flex flex-row">
+              <ToggleGroup
+                className="*:rounded-md *:px-3 *:py-4"
+                type="single"
+                size="sm"
+                value={pageToggle}
+                onValueChange={(value: SystemMetric) => {
+                  if (value) {
+                    setPageToggle(value);
+                  }
+                }} // don't allow the severity to be unselected
+              >
+                {Object.values(metrics).map((item) => (
+                  <ToggleGroupItem
+                    key={item}
+                    className={`flex items-center justify-between gap-2 ${pageToggle == item ? "" : "*:text-muted-foreground"}`}
+                    value={item}
+                    aria-label={t("selectItem", {
+                      ns: "common",
+                      item: t(item + ".title"),
+                    })}
+                  >
+                    {metricIcons[item]}
+                    <div className="smart-capitalize">{t(item + ".title")}</div>
+                  </ToggleGroupItem>
+                ))}
+              </ToggleGroup>
+              <ScrollBar orientation="horizontal" className="h-0" />
+            </div>
+          </ScrollArea>
+        )}
 
         <div className="flex h-full items-center">
           {pageToggle == "health" && (

web/src/views/live/LiveDashboardView.tsx

@@ -419,7 +419,7 @@ export default function LiveDashboardView({
       {isMobile && (
         <div className="relative flex h-11 items-center justify-between">
           <Logo className="absolute inset-x-1/2 h-8 -translate-x-1/2" />
-          <div className="w-[45%]">
+          <div className="w-[calc(50%-1rem)]">
             <CameraGroupSelector />
           </div>
           {(!cameraGroup || cameraGroup == "default" || isMobileOnly) && (