fix: Fixed wrong highlight possition in compact mode, b=closes #12252, c=compact-mode

* chore: Sync upstream to `Firefox 147.0.3`

* Update candidate version to 147.0.3

Signed-off-by: mr. m <91018726+mr-cheffy@users.noreply.github.com>

* Update Twilight version to RC 147.0.3 in README

Signed-off-by: mr. m <91018726+mr-cheffy@users.noreply.github.com>

---------

Signed-off-by: mr. m <91018726+mr-cheffy@users.noreply.github.com>

README.md

@@ -34,8 +34,8 @@ Zen is a firefox-based browser with the aim of pushing your productivity to a ne
 
 ### Firefox Versions
 
-- [`Release`](https://zen-browser.app/download) - Is currently built using Firefox version `147.0.2`! 🚀
-- [`Twilight`](https://zen-browser.app/download?twilight) - Is currently built using Firefox version `RC 147.0.2`!
+- [`Release`](https://zen-browser.app/download) - Is currently built using Firefox version `147.0.3`! 🚀
+- [`Twilight`](https://zen-browser.app/download?twilight) - Is currently built using Firefox version `RC 147.0.3`!
 
 ### Contributing
 

build/firefox-cache/l10n-last-commit-hash

@@ -1 +1 @@
-7712a9ac90683965f71be525fe2827467632715d
+b1e00b74d3791a5a7bbd6ba3d32b69b60471e73b

locales/ca/browser/browser/preferences/zen-preferences.ftl

@@ -314,4 +314,4 @@ zen-devtools-toggle-storage-shortcut = Commuta l'emmagatzematge
 zen-devtools-toggle-dom-shortcut = Commuta el DOM
 zen-devtools-toggle-accessibility-shortcut = Commuta l'accessibilitat
 zen-close-all-unpinned-tabs-shortcut = Tanca totes les pestanyes no fixades
-zen-new-unsynced-window-shortcut = Nova finestra no sincronitzada
+zen-new-unsynced-window-shortcut = Nova finestra en blanc

locales/ca/browser/browser/zen-menubar.ftl

@@ -19,4 +19,4 @@ zen-menubar-appearance-light =
 zen-menubar-appearance-dark = 
     .label = Fosca
 zen-menubar-new-unsynced-window = 
-    .label = New Blank Window
+    .label = Nova finestra en blanc

locales/cy/browser/browser/preferences/zen-preferences.ftl

@@ -314,4 +314,4 @@ zen-devtools-toggle-storage-shortcut = Toglo Storio
 zen-devtools-toggle-dom-shortcut = Toglo DOM
 zen-devtools-toggle-accessibility-shortcut = Toglo Hygyrchedd
 zen-close-all-unpinned-tabs-shortcut = Cau Pob Tab Heb ei Binio
-zen-new-unsynced-window-shortcut = Ffenestr Newydd Heb ei Chydweddu
+zen-new-unsynced-window-shortcut = Ffenestr Wag Newydd

locales/cy/browser/browser/zen-general.ftl

@@ -2,8 +2,8 @@
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
-zen-panel-ui-current-profile-text = proffil cyfredol
-unified-extensions-description = Mae ychwanegiadau'n cael ei defnyddio er mwyn ychwanegu fwy o weithrediadau i { -brand-short-name }.
+zen-panel-ui-current-profile-text = y proffil cyfredol
+unified-extensions-description = Mae estyniadau'n cael ei defnyddio er mwyn ychwanegu fwy o swyddogaeth i { -brand-short-name }.
 tab-context-zen-reset-pinned-tab = 
     .label = Ailosod Tab wedi'i Binio
     .accesskey = A
@@ -109,7 +109,7 @@ zen-sidebar-notification-updated-tooltip =
 zen-sidebar-notification-restart-safe-mode-label = Rhywbeth wedi torri?
 zen-sidebar-notification-restart-safe-mode-tooltip = 
     .title = Ailgychwyn yn y Modd Diogel
-zen-window-sync-migration-dialog-title = Keep Your Windows in Sync
-zen-window-sync-migration-dialog-message = Zen now syncs windows on the same device, so changes in one window are reflected across the others instantly.
-zen-window-sync-migration-dialog-learn-more = Learn More
-zen-window-sync-migration-dialog-accept = Got It
+zen-window-sync-migration-dialog-title = Cadw Eich Ffenestr Wedi'u Cydweddu
+zen-window-sync-migration-dialog-message = Mae Zen bellach yn cydweddu ffenestri ar yr un ddyfais, felly mae newidiadau mewn un ffenestr yn cael eu dangos ar y lleill yn syth.
+zen-window-sync-migration-dialog-learn-more = Dysgu Rhagor
+zen-window-sync-migration-dialog-accept = Iawn

locales/cy/browser/browser/zen-menubar.ftl

@@ -19,4 +19,4 @@ zen-menubar-appearance-light =
 zen-menubar-appearance-dark = 
     .label = Tywyll
 zen-menubar-new-unsynced-window = 
-    .label = New Blank Window
+    .label = Ffenestr Wag Newydd

locales/en-US/browser/browser/preferences/zen-preferences.ftl

@@ -59,6 +59,9 @@ zen-tabs-select-recently-used-on-close =
 zen-tabs-close-on-back-with-no-history =
     .label = Close tab and switch to its owner tab (or most recently used tab) when going back with no history
 
+zen-settings-workspaces-sync-unpinned-tabs =
+    .label = Sync only pinned tabs in workspaces
+
 zen-tabs-cycle-by-attribute =
   .label = Ctrl+Tab cycles within Essential or Workspace tabs only
 zen-tabs-cycle-ignore-pending-tabs =

locales/fr/browser/browser/zen-menubar.ftl

@@ -19,4 +19,4 @@ zen-menubar-appearance-light =
 zen-menubar-appearance-dark = 
     .label = Sombre
 zen-menubar-new-unsynced-window = 
-    .label = New Blank Window
+    .label = Nouvelle fenêtre non synchronisée

locales/ga-IE/browser/browser/zen-menubar.ftl

@@ -19,4 +19,4 @@ zen-menubar-appearance-light =
 zen-menubar-appearance-dark = 
     .label = Dorcha
 zen-menubar-new-unsynced-window = 
-    .label = New Blank Window
+    .label = Fuinneog Nua Bán

locales/he/browser/browser/zen-menubar.ftl

@@ -19,4 +19,4 @@ zen-menubar-appearance-light =
 zen-menubar-appearance-dark = 
     .label = כהה
 zen-menubar-new-unsynced-window = 
-    .label = New Blank Window
+    .label = חלון ריק חדש

locales/hu/browser/browser/zen-menubar.ftl

@@ -19,4 +19,4 @@ zen-menubar-appearance-light =
 zen-menubar-appearance-dark = 
     .label = Sötét
 zen-menubar-new-unsynced-window = 
-    .label = New Blank Window
+    .label = Új üres lap

locales/id/browser/browser/preferences/zen-preferences.ftl

@@ -49,8 +49,8 @@ zen-tabs-close-on-back-with-no-history =
 zen-tabs-cycle-by-attribute = 
     .label = Ctrl+Tab berputar hanya dalam tab Esensial atau Ruang Kerja
 zen-tabs-cycle-ignore-pending-tabs = 
-    .label = Ignore Pending tabs when cycling with Ctrl+Tab
-zen-tabs-cycle-by-attribute-warning = Ctrl+Tab will cycle by recently used order, as it is enabled
+    .label = Lewati tab tak termuat saat beralih dengan Ctrl+Tab
+zen-tabs-cycle-by-attribute-warning = Ctrl+Tab akan beralih berdasarkan urutan terakhir digunakan
 zen-look-and-feel-compact-toolbar-themed = 
     .label = Gunakan latar belakang bertema untuk bilah atas dalam mode ringkas
 zen-workspace-continue-where-left-off = 
@@ -314,4 +314,4 @@ zen-devtools-toggle-storage-shortcut = Ubah Penyimpanan
 zen-devtools-toggle-dom-shortcut = Ubah DOM
 zen-devtools-toggle-accessibility-shortcut = Ubah Aksesibilitas
 zen-close-all-unpinned-tabs-shortcut = Tutup Semua Tab yang Tidak Disematkan
-zen-new-unsynced-window-shortcut = New Unsynced Window
+zen-new-unsynced-window-shortcut = Jendela Kosong Baru

locales/id/browser/browser/zen-general.ftl

@@ -60,8 +60,8 @@ zen-site-data-settings = Pengaturan
 zen-generic-manage = Kelola
 zen-generic-more = Selengkapnya
 zen-generic-next = Lanjut
-zen-essentials-promo-label = Add to Essentials
-zen-essentials-promo-sublabel = Keep your favorite tabs just a click away
+zen-essentials-promo-label = Tambahkan ke Essentials
+zen-essentials-promo-sublabel = Akses tab favorit Anda hanya dengan sekali klik
 # These labels will be used for the site data panel settings
 zen-site-data-setting-allow = Diizinkan
 zen-site-data-setting-block = Diblokir
@@ -109,7 +109,7 @@ zen-sidebar-notification-updated-tooltip =
 zen-sidebar-notification-restart-safe-mode-label = Ada yang rusak?
 zen-sidebar-notification-restart-safe-mode-tooltip = 
     .title = Mulai Ulang dalam Mode Aman
-zen-window-sync-migration-dialog-title = Keep Your Windows in Sync
-zen-window-sync-migration-dialog-message = Zen now syncs windows on the same device, so changes in one window are reflected across the others instantly.
-zen-window-sync-migration-dialog-learn-more = Learn More
-zen-window-sync-migration-dialog-accept = Got It
+zen-window-sync-migration-dialog-title = Jaga Jendela Anda Tetap Sinkron
+zen-window-sync-migration-dialog-message = Zen kini menyinkronkan jendela pada perangkat yang sama, sehingga perubahan di satu jendela akan langsung terlihat di jendela lainnya.
+zen-window-sync-migration-dialog-learn-more = Pelajari Lebih Lanjut
+zen-window-sync-migration-dialog-accept = Oke!

locales/id/browser/browser/zen-menubar.ftl

@@ -4,19 +4,19 @@
 
 zen-menubar-toggle-pinned-tabs = 
     .label =
-        { $pinnedAreCollapsed ->
-            [true] Expand Pinned Tabs
-           *[false] Collapse Pinned Tabs
+        { $pinnedAreCollapsed -> 
+         [true] Perluas Tab yang Disematkan 
+         *[false] Ciutkan Tab yang Disematkan 
         }
 zen-menubar-appearance = 
-    .label = Appearance
+    .label = Tampilan
 zen-menubar-appearance-description = 
-    .label = Websites will use:
+    .label = Situs web akan menggunakan:
 zen-menubar-appearance-auto = 
-    .label = Automatic
+    .label = Otomatis
 zen-menubar-appearance-light = 
-    .label = Light
+    .label = Terang
 zen-menubar-appearance-dark = 
-    .label = Dark
+    .label = Gelap
 zen-menubar-new-unsynced-window = 
-    .label = New Blank Window
+    .label = Jendela Kosong Baru

locales/id/browser/browser/zen-workspaces.ftl

@@ -4,13 +4,13 @@
 
 zen-panel-ui-workspaces-text = Ruang Kerja Lainnya
 zen-panel-ui-spaces-label = 
-    .label = Spaces
+    .label = Ruang
 zen-panel-ui-workspaces-create = 
     .label = Buat Ruang
 zen-panel-ui-folder-create = 
     .label = Buat Folder
 zen-panel-ui-new-empty-split = 
-    .label = New Split
+    .label = Split Baru
 zen-workspaces-panel-context-delete = 
     .label = Hapus Ruang
     .accesskey = D
@@ -66,6 +66,6 @@ zen-workspaces-close-all-unpinned-tabs-title =
     .label = Bersihkan
     .tooltiptext = Tutup semua tab yang tidak disematkan
 zen-panel-ui-workspaces-change-forward = 
-    .label = Next Space
+    .label = Ruang Selanjutnya
 zen-panel-ui-workspaces-change-back = 
-    .label = Previous Space
+    .label = Ruang Sebelumnya

locales/is/browser/browser/zen-menubar.ftl

@@ -19,4 +19,4 @@ zen-menubar-appearance-light =
 zen-menubar-appearance-dark = 
     .label = Dökkt
 zen-menubar-new-unsynced-window = 
-    .label = New Blank Window
+    .label = Nýr auður gluggi

locales/ko/browser/browser/zen-menubar.ftl

@@ -19,4 +19,4 @@ zen-menubar-appearance-light =
 zen-menubar-appearance-dark = 
     .label = 다크
 zen-menubar-new-unsynced-window = 
-    .label = New Blank Window
+    .label = 새 빈 창

locales/lt/browser/browser/preferences/zen-preferences.ftl

@@ -314,4 +314,4 @@ zen-devtools-toggle-storage-shortcut = Perjungti saugyklą
 zen-devtools-toggle-dom-shortcut = Perjungti DOM
 zen-devtools-toggle-accessibility-shortcut = Perjungti prieinamumą
 zen-close-all-unpinned-tabs-shortcut = Užverti visas neprisegtas korteles
-zen-new-unsynced-window-shortcut = Naujas nesinchronizuotas langas
+zen-new-unsynced-window-shortcut = Naujas tuščias langas

locales/lt/browser/browser/zen-general.ftl

@@ -60,8 +60,8 @@ zen-site-data-settings = Nustatymai
 zen-generic-manage = Tvarkyti
 zen-generic-more = Daugiau
 zen-generic-next = Sekantis
-zen-essentials-promo-label = Add to Essentials
-zen-essentials-promo-sublabel = Keep your favorite tabs just a click away
+zen-essentials-promo-label = Įtraukti į būtiniausius
+zen-essentials-promo-sublabel = Laikykite mėgstamas korteles vos nuo vienu paspaudimu
 # These labels will be used for the site data panel settings
 zen-site-data-setting-allow = Leidžiama
 zen-site-data-setting-block = Užblokuota
@@ -109,7 +109,7 @@ zen-sidebar-notification-updated-tooltip =
 zen-sidebar-notification-restart-safe-mode-label = Kažkas sugedo?
 zen-sidebar-notification-restart-safe-mode-tooltip = 
     .title = Paleisti iš naujo saugioje režime
-zen-window-sync-migration-dialog-title = Keep Your Windows in Sync
-zen-window-sync-migration-dialog-message = Zen now syncs windows on the same device, so changes in one window are reflected across the others instantly.
-zen-window-sync-migration-dialog-learn-more = Learn More
-zen-window-sync-migration-dialog-accept = Got It
+zen-window-sync-migration-dialog-title = Išlaikykite savo langus sinchronizuotus
+zen-window-sync-migration-dialog-message = „Zen“ dabar sinchronizuoja langus tame pačiame įrenginyje, todėl viename lange atlikti pakeitimai iš karto atsispindi ir kituose.
+zen-window-sync-migration-dialog-learn-more = Sužinoti daugiau
+zen-window-sync-migration-dialog-accept = Supratau

locales/lt/browser/browser/zen-menubar.ftl

@@ -19,4 +19,4 @@ zen-menubar-appearance-light =
 zen-menubar-appearance-dark = 
     .label = Tamsų
 zen-menubar-new-unsynced-window = 
-    .label = New Blank Window
+    .label = Naujas tuščias langas

locales/pt-BR/browser/browser/zen-menubar.ftl

@@ -19,4 +19,4 @@ zen-menubar-appearance-light =
 zen-menubar-appearance-dark = 
     .label = Escuro
 zen-menubar-new-unsynced-window = 
-    .label = New Blank Window
+    .label = Nova janela em branco

locales/pt-PT/browser/browser/zen-general.ftl

@@ -18,9 +18,9 @@ tab-context-zen-replace-pinned-url-with-current =
     .label = Substituir o URL Fixado pelo URL Atual
     .accesskey = C
 tab-context-zen-edit-title = 
-    .label = Change Label...
+    .label = Alterar etiqueta...
 tab-context-zen-edit-icon = 
-    .label = Change Icon...
+    .label = Alterar ícone...
 zen-themes-corrupted = O seu ficheiro de modificações do { -brand-short-name } está corrompido. Elas foram redefinidas como iguais às do tema padrão.
 zen-shortcuts-corrupted = O seu ficheiro de atalhos do { -brand-short-name } está corrompido. Eles foram redefinidos para os atalhos padrão.
 # note: Do not translate the "<br/>" tags in the following string
@@ -109,7 +109,7 @@ zen-sidebar-notification-updated-tooltip =
 zen-sidebar-notification-restart-safe-mode-label = Falhou alguma coisa?
 zen-sidebar-notification-restart-safe-mode-tooltip = 
     .title = Reiniciar em Modo de Segurança
-zen-window-sync-migration-dialog-title = Keep Your Windows in Sync
-zen-window-sync-migration-dialog-message = Zen now syncs windows on the same device, so changes in one window are reflected across the others instantly.
+zen-window-sync-migration-dialog-title = Mantenha As Suas Janelas Sincronizadas
+zen-window-sync-migration-dialog-message = Agora, o Zen sincroniza as janelas no dispositivo, pelo que alterações numa janela são refletidas instantaneamente nas outras.
 zen-window-sync-migration-dialog-learn-more = Learn More
-zen-window-sync-migration-dialog-accept = Got It
+zen-window-sync-migration-dialog-accept = Entendido

locales/pt-PT/browser/browser/zen-menubar.ftl

@@ -19,4 +19,4 @@ zen-menubar-appearance-light =
 zen-menubar-appearance-dark = 
     .label = Escuro
 zen-menubar-new-unsynced-window = 
-    .label = New Blank Window
+    .label = Nova janela sem sincronização

locales/ru/browser/browser/preferences/zen-preferences.ftl

@@ -314,4 +314,4 @@ zen-devtools-toggle-storage-shortcut = Переключить хранилище
 zen-devtools-toggle-dom-shortcut = Переключить DOM
 zen-devtools-toggle-accessibility-shortcut = Включить/выключить специальные возможности
 zen-close-all-unpinned-tabs-shortcut = Закрыть все не закреплённые вкладки
-zen-new-unsynced-window-shortcut = Новое несинхронизированное окно
+zen-new-unsynced-window-shortcut = Новое пустое окно

locales/sv-SE/browser/browser/preferences/zen-preferences.ftl

@@ -314,4 +314,4 @@ zen-devtools-toggle-storage-shortcut = Växla lagring
 zen-devtools-toggle-dom-shortcut = Växla DOM
 zen-devtools-toggle-accessibility-shortcut = Växla tillgänglighetsinställningar
 zen-close-all-unpinned-tabs-shortcut = Stäng alla flikar som inte är fästa
-zen-new-unsynced-window-shortcut = Nytt osynkroniserat fönster
+zen-new-unsynced-window-shortcut = Nytt tomt fönster

locales/sv-SE/browser/browser/zen-menubar.ftl

@@ -19,4 +19,4 @@ zen-menubar-appearance-light =
 zen-menubar-appearance-dark = 
     .label = Mörkt
 zen-menubar-new-unsynced-window = 
-    .label = New Blank Window
+    .label = Nytt tomt fönster

locales/tr/browser/browser/preferences/zen-preferences.ftl

@@ -314,4 +314,4 @@ zen-devtools-toggle-storage-shortcut = Depolamayı Aç/Kapat
 zen-devtools-toggle-dom-shortcut = DOM'u Aç/Kapat
 zen-devtools-toggle-accessibility-shortcut = Erişilebilirliği Aç/Kapat
 zen-close-all-unpinned-tabs-shortcut = Sabitlenmemiş Tüm Sekmeleri Kapat
-zen-new-unsynced-window-shortcut = Senkronize Edilmemiş Yeni Pencere
+zen-new-unsynced-window-shortcut = Yeni Boş Pencere

locales/tr/browser/browser/zen-menubar.ftl

@@ -19,4 +19,4 @@ zen-menubar-appearance-light =
 zen-menubar-appearance-dark = 
     .label = Koyu
 zen-menubar-new-unsynced-window = 
-    .label = New Blank Window
+    .label = Yeni Boş Pencere

locales/zh-TW/browser/browser/preferences/zen-preferences.ftl

@@ -314,4 +314,4 @@ zen-devtools-toggle-storage-shortcut = 開啟儲存空間檢測器
 zen-devtools-toggle-dom-shortcut = 開啟 DOM
 zen-devtools-toggle-accessibility-shortcut = 開啟輔助功能
 zen-close-all-unpinned-tabs-shortcut = 關閉所有未釘選的分頁
-zen-new-unsynced-window-shortcut = 開新未同步視窗
+zen-new-unsynced-window-shortcut = 開新初始視窗

locales/zh-TW/browser/browser/zen-menubar.ftl

@@ -19,4 +19,4 @@ zen-menubar-appearance-light =
 zen-menubar-appearance-dark = 
     .label = 暗色
 zen-menubar-new-unsynced-window = 
-    .label = 新的初始視窗
+    .label = 開新初始視窗

locales/zh-TW/browser/browser/zen-workspaces.ftl

@@ -49,7 +49,7 @@ zen-panel-ui-gradient-click-to-add = 點擊新增顏色
 zen-workspace-creation-name = 
     .placeholder = 工作區名稱
 zen-move-tab-to-workspace-button = 
-    .label = 移動至……
+    .label = 移動至…
     .tooltiptext = 將此視窗所有頁面移至單一工作區
 zen-workspaces-panel-context-reorder = 
     .label = 排序工作區

prefs/zen/window-sync.yaml

@@ -13,3 +13,6 @@
 
 - name: zen.window-sync.open-link-in-new-unsynced-window
   value: true
+
+- name: zen.window-sync.sync-only-pinned-tabs
+  value: false

src/browser/components/preferences/zen-settings.js

@@ -736,6 +736,7 @@ var gZenWorkspacesSettings = {
     Services.prefs.addObserver("zen.glance.enabled", tabsUnloaderPrefListener); // We can use the same listener for both prefs
     Services.prefs.addObserver("zen.workspaces.separate-essentials", tabsUnloaderPrefListener);
     Services.prefs.addObserver("zen.glance.activation-method", tabsUnloaderPrefListener);
+    Services.prefs.addObserver("zen.window-sync.sync-only-pinned-tabs", tabsUnloaderPrefListener);
     Services.prefs.addObserver(
       "zen.tabs.ctrl-tab.ignore-essential-tabs",
       toggleZenCycleByAttrWarning
@@ -745,6 +746,10 @@ var gZenWorkspacesSettings = {
       Services.prefs.removeObserver("zen.glance.enabled", tabsUnloaderPrefListener);
       Services.prefs.removeObserver("zen.glance.activation-method", tabsUnloaderPrefListener);
       Services.prefs.removeObserver("zen.workspaces.separate-essentials", tabsUnloaderPrefListener);
+      Services.prefs.removeObserver(
+        "zen.window-sync.sync-only-pinned-tabs",
+        tabsUnloaderPrefListener
+      );
       Services.prefs.removeObserver(
         "zen.tabs.ctrl-tab.ignore-essential-tabs",
         toggleZenCycleByAttrWarning
@@ -1198,6 +1203,11 @@ Preferences.addAll([
     type: "bool",
     default: true,
   },
+  {
+    id: "zen.window-sync.sync-only-pinned-tabs",
+    type: "bool",
+    default: false,
+  },
 ]);
 
 Preferences.addSetting({

src/browser/components/preferences/zenTabsManagement.inc.xhtml

@@ -20,6 +20,9 @@
       <label><html:h2 data-l10n-id="zen-settings-workspaces-header"/></label>
       <description class="description-deemphasized" data-l10n-id="zen-settings-workspaces-description" />
 
+      <checkbox id="zenWorkspacesSyncUnpinnedTabs"
+            data-l10n-id="zen-settings-workspaces-sync-unpinned-tabs"
+            preference="zen.window-sync.sync-only-pinned-tabs"/>
       <checkbox id="zenWorkspacesHideDefaultContainer"
             data-l10n-id="zen-settings-workspaces-hide-default-container-indicator"
             preference="zen.workspaces.hide-default-container-indicator"/>

src/zen/compact-mode/sidebar.inc.css

@@ -10,9 +10,14 @@
   }
 
   #zen-dragover-background {
-    width: calc(100% - var(--zen-toolbox-padding) * 2 - 5px);
+    width: calc(100% - var(--zen-toolbox-padding) * 2 - 7px);
     left: unset;
+    right: calc(var(--zen-toolbox-padding) + 3px);
     transform: translateY(-4px);
+
+    :root:not([zen-single-toolbar="true"]) & {
+      transform: translateY(calc(-100% - 2px));
+    }
   }
 
   #zen-tabbox-wrapper {

src/zen/sessionstore/ZenSessionManager.sys.mjs

@@ -11,6 +11,7 @@ ChromeUtils.defineESModuleGetters(lazy, {
   PrivateBrowsingUtils: "resource://gre/modules/PrivateBrowsingUtils.sys.mjs",
   SessionStore: "resource:///modules/sessionstore/SessionStore.sys.mjs",
   gWindowSyncEnabled: "resource:///modules/zen/ZenWindowSync.sys.mjs",
+  gSyncOnlyPinnedTabs: "resource:///modules/zen/ZenWindowSync.sys.mjs",
   DeferredTask: "resource://gre/modules/DeferredTask.sys.mjs",
 });
 
@@ -562,10 +563,28 @@ export class nsZenSessionManager {
     if (!sidebar) {
       return;
     }
-    aWindowData.tabs = sidebar.tabs || [];
-    aWindowData.splitViewData = sidebar.splitViewData;
+    // If we should only sync the pinned tabs, we should only edit the unpinned
+    // tabs in the window data and keep the pinned tabs from the window data,
+    // as they should be the same as the ones in the sidebar.
+    if (lazy.gSyncOnlyPinnedTabs) {
+      let pinnedTabs = (sidebar.tabs || []).filter((tab) => tab.pinned);
+      let unpinedWindowTabs = (aWindowData.tabs || []).filter((tab) => !tab.pinned);
+      aWindowData.tabs = [...pinnedTabs, ...unpinedWindowTabs];
+
+      // We restore ALL the split view data in the sidebar, if the group doesn't exist in the window,
+      // it should be a no-op anyways.
+      aWindowData.splitViewData = [...sidebar.splitViewData, ...aWindowData.splitViewData];
+      // Same thing with groups, we restore all the groups from the sidebar, if they don't have any
+      // existing tabs in the window, they should be a no-op.
+      aWindowData.groups = [...sidebar.groups, ...aWindowData.groups];
+    } else {
+      aWindowData.tabs = sidebar.tabs || [];
+      aWindowData.splitViewData = sidebar.splitViewData;
+      aWindowData.groups = sidebar.groups;
+    }
+
+    // Folders are always pinned, so we dont need to check for the pinned state here.
     aWindowData.folders = sidebar.folders;
-    aWindowData.groups = sidebar.groups;
     aWindowData.spaces = sidebar.spaces;
   }
 
@@ -599,9 +618,10 @@ export class nsZenSessionManager {
       this.#restoreWindowData(newWindow);
     }
     newWindow.tabs = this.#filterUnusedTabs(newWindow.tabs || []);
-    if (!lazy.gWindowSyncEnabled) {
-      // Don't bring over any unpinned tabs if window sync is disabled.
+    if (!lazy.gWindowSyncEnabled || lazy.gSyncOnlyPinnedTabs) {
+      // Don't bring over any unpinned tabs if window sync is disabled or if syncing only pinned tabs.
       newWindow.tabs = newWindow.tabs.filter((tab) => tab.pinned);
+      newWindow.groups = newWindow.groups?.filter((group) => group.pinned);
     }
 
     // These are window-specific from the previous window state that

src/zen/sessionstore/ZenWindowSync.sys.mjs

@@ -19,6 +19,12 @@ ChromeUtils.defineESModuleGetters(lazy, {
 });
 
 XPCOMUtils.defineLazyPreferenceGetter(lazy, "gWindowSyncEnabled", "zen.window-sync.enabled", true);
+XPCOMUtils.defineLazyPreferenceGetter(
+  lazy,
+  "gSyncOnlyPinnedTabs",
+  "zen.window-sync.sync-only-pinned-tabs",
+  true
+);
 XPCOMUtils.defineLazyPreferenceGetter(lazy, "gShouldLog", "zen.window-sync.log", true);
 
 const OBSERVING = ["browser-window-before-show", "sessionstore-windows-restored"];
@@ -241,7 +247,7 @@ class nsZenWindowSync {
         if (tab.pinned && !tab._zenPinnedInitialState) {
           await this.setPinnedTabState(tab);
         }
-        if (!lazy.gWindowSyncEnabled) {
+        if (!lazy.gWindowSyncEnabled || (lazy.gSyncOnlyPinnedTabs && !tab.pinned)) {
           tab._zenContentsVisible = true;
         }
       }
@@ -953,6 +959,9 @@ class nsZenWindowSync {
    */
   #delegateGenericSyncEvent(aEvent, flags = 0) {
     const item = aEvent.target;
+    if (lazy.gSyncOnlyPinnedTabs && !item.pinned) {
+      return;
+    }
     this.#syncItemForAllWindows(item, flags);
   }
 
@@ -1089,16 +1098,19 @@ class nsZenWindowSync {
 
   /* Mark: Event Handlers */
 
-  on_TabOpen(aEvent) {
+  on_TabOpen(aEvent, { duringPinning = false } = {}) {
     const tab = aEvent.target;
     const window = tab.ownerGlobal;
     const isUnsyncedWindow = window.gZenWorkspaces.privateWindowOrDisabled;
-    if (tab.id) {
+    if (tab.id && !duringPinning) {
       // This tab was opened as part of a sync operation.
       return;
     }
     tab._zenContentsVisible = true;
     tab.id = this.#newTabSyncId;
+    if (lazy.gSyncOnlyPinnedTabs && !tab.pinned) {
+      return;
+    }
     if (isUnsyncedWindow || !lazy.gWindowSyncEnabled) {
       return;
     }
@@ -1116,6 +1128,9 @@ class nsZenWindowSync {
         SYNC_FLAG_ICON | SYNC_FLAG_LABEL | SYNC_FLAG_MOVE
       );
     });
+    if (duringPinning && tab?.splitView) {
+      this.on_ZenSplitViewTabsSplit({ target: tab.group });
+    }
     this.#maybeFlushTabState(tab);
   }
 
@@ -1137,7 +1152,8 @@ class nsZenWindowSync {
   }
 
   on_TabMove(aEvent) {
-    return this.#delegateGenericSyncEvent(aEvent, SYNC_FLAG_MOVE);
+    this.#delegateGenericSyncEvent(aEvent, SYNC_FLAG_MOVE);
+    return Promise.resolve();
   }
 
   on_TabPinned(aEvent) {
@@ -1149,7 +1165,14 @@ class nsZenWindowSync {
     if (!tab._zenPinnedInitialState) {
       tabStatePromise = this.setPinnedTabState(tab);
     }
-    return Promise.all([tabStatePromise, this.on_TabMove(aEvent)]);
+    return Promise.all([
+      tabStatePromise,
+      this.on_TabMove(aEvent).then(() => {
+        if (lazy.gSyncOnlyPinnedTabs) {
+          this.on_TabOpen({ target: tab }, { duringPinning: true });
+        }
+      }),
+    ]);
   }
 
   on_TabUnpinned(aEvent) {
@@ -1160,7 +1183,11 @@ class nsZenWindowSync {
         delete targetTab._zenPinnedInitialState;
       }
     });
-    return this.on_TabMove(aEvent);
+    return this.on_TabMove(aEvent).then(() => {
+      if (lazy.gSyncOnlyPinnedTabs) {
+        this.on_TabClose({ target: tab });
+      }
+    });
   }
 
   on_TabAddedToEssentials(aEvent) {
@@ -1351,4 +1378,6 @@ class nsZenWindowSync {
 
 // eslint-disable-next-line mozilla/valid-lazy
 export const gWindowSyncEnabled = lazy.gWindowSyncEnabled;
+// eslint-disable-next-line mozilla/valid-lazy
+export const gSyncOnlyPinnedTabs = lazy.gSyncOnlyPinnedTabs;
 export const ZenWindowSync = new nsZenWindowSync();

src/zen/tabs/ZenPinnedTabManager.mjs

@@ -560,9 +560,6 @@ class nsZenPinnedTabManager extends nsZenDOMOperatedFeature {
 
   // eslint-disable-next-line complexity
   moveToAnotherTabContainerIfNecessary(event, draggedTab, movingTabs, dropIndex) {
-    if (!this.enabled) {
-      return false;
-    }
     let newIndex = dropIndex;
     let fromDifferentWindow = false;
     movingTabs = Array.from(movingTabs || draggedTab)

surfer.json

@@ -5,8 +5,8 @@
   "binaryName": "zen",
   "version": {
     "product": "firefox",
-    "version": "147.0.2",
-    "candidate": "147.0.2",
+    "version": "147.0.3",
+    "candidate": "147.0.3",
     "candidateBuild": 1
   },
   "buildOptions": {
@@ -20,7 +20,7 @@
       "brandShortName": "Zen",
       "brandFullName": "Zen Browser",
       "release": {
-        "displayVersion": "1.18.4b",
+        "displayVersion": "1.18.5b",
         "github": {
           "repo": "zen-browser/desktop"
         },
@@ -54,4 +54,4 @@
     "licenseType": "MPL-2.0"
   },
   "updateHostname": "updates.zen-browser.app"
-}
+}