fixup! ♻️(frontend) refactor screen share zoom pan with useMove and imperative DOM updates

src/frontend/src/features/shortcuts/catalog.ts

@@ -16,6 +16,10 @@ export type ShortcutId =
   | 'recording'
   | 'reaction'
   | 'fullscreen'
+  | 'zoom-in'
+  | 'zoom-out'
+  | 'zoom-reset'
+  | 'zoom-pan'
 
 export const getShortcutDescriptorById = (id: ShortcutId) =>
   shortcutCatalog.find((item) => item.id === id)
@@ -24,7 +28,7 @@ export type ShortcutDescriptor = {
   id: ShortcutId
   category: ShortcutCategory
   shortcut?: Shortcut
-  kind?: 'press' | 'longPress'
+  kind?: 'press' | 'longPress' | 'arrows'
   code?: string // used when kind === 'longPress' (KeyboardEvent.code)
   description?: string
 }
@@ -86,4 +90,27 @@ export const shortcutCatalog: ShortcutDescriptor[] = [
     category: 'interaction',
     shortcut: { key: 'P', ctrlKey: true, shiftKey: true },
   },
+  // Screen share zoom keys are unmodified, so they are bound on the focused
+  // tile instead of being registered globally. They are listed here so the
+  // shortcuts panel stays exhaustive.
+  {
+    id: 'zoom-in',
+    category: 'interaction',
+    shortcut: { key: '+' },
+  },
+  {
+    id: 'zoom-out',
+    category: 'interaction',
+    shortcut: { key: '-' },
+  },
+  {
+    id: 'zoom-reset',
+    category: 'interaction',
+    shortcut: { key: '0' },
+  },
+  {
+    id: 'zoom-pan',
+    category: 'interaction',
+    kind: 'arrows',
+  },
 ]

src/frontend/src/features/shortcuts/formatLabels.ts

@@ -25,6 +25,7 @@ export const formatShortcutLabelForSR = (
     shiftLabel,
     plusLabel,
     noShortcutLabel,
+    keyLabels,
   }: {
     controlLabel: string
     commandLabel: string
@@ -33,10 +34,12 @@ export const formatShortcutLabelForSR = (
     shiftLabel: string
     plusLabel: string
     noShortcutLabel: string
+    // Spelled-out names for keys screen readers may skip or mispronounce.
+    keyLabels?: Record<string, string>
   }
 ) => {
   if (!shortcut) return noShortcutLabel
-  const key = shortcut.key?.toUpperCase()
+  const key = keyLabels?.[shortcut.key] ?? shortcut.key?.toUpperCase()
   if (!key) return noShortcutLabel
   const ctrlWord = isMacintosh() ? commandLabel : controlLabel
   const altWord = isMacintosh() ? optionLabel : altLabel

src/frontend/src/features/shortcuts/hooks/useShortcutFormatting.ts

@@ -12,6 +12,9 @@ export const useShortcutFormatting = () => {
 
   const formatVisual = useCallback(
     (shortcut?: Shortcut, code?: string, kind?: string) => {
+      if (kind === 'arrows') {
+        return t('shortcutsPanel.visual.arrows')
+      }
       if (code && kind === 'longPress') {
         const label = getKeyLabelFromCode(code)
         return t('shortcutsPanel.visual.hold', { key: label || '?' })
@@ -23,6 +26,9 @@ export const useShortcutFormatting = () => {
 
   const formatForSR = useCallback(
     (shortcut?: Shortcut, code?: string, kind?: string) => {
+      if (kind === 'arrows') {
+        return t('shortcutsPanel.sr.arrows')
+      }
       if (code && kind === 'longPress') {
         const label = getKeyLabelFromCode(code)
         return t('shortcutsPanel.sr.hold', { key: label || '?' })
@@ -35,6 +41,10 @@ export const useShortcutFormatting = () => {
         shiftLabel: t('shortcutsPanel.sr.shift'),
         plusLabel: t('shortcutsPanel.sr.plus'),
         noShortcutLabel: t('shortcutsPanel.sr.noShortcut'),
+        keyLabels: {
+          '+': t('shortcutsPanel.sr.plusKey'),
+          '-': t('shortcutsPanel.sr.minusKey'),
+        },
       })
     },
     [t]

src/frontend/src/locales/de/rooms.json

@@ -705,7 +705,11 @@
       "raise-hand": "Hand heben oder senken",
       "toggle-chat": "Chat anzeigen/ausblenden",
       "toggle-participants": "Teilnehmende anzeigen/ausblenden",
-      "open-shortcuts-settings": "Tastenkürzel-Einstellungen öffnen"
+      "open-shortcuts-settings": "Tastenkürzel-Einstellungen öffnen",
+      "zoom-in": "In einen geteilten Bildschirm hineinzoomen",
+      "zoom-out": "Aus einem geteilten Bildschirm herauszoomen",
+      "zoom-reset": "Zoom des geteilten Bildschirms zurücksetzen",
+      "zoom-pan": "Im gezoomten geteilten Bildschirm navigieren"
     },
     "sr": {
       "control": "Steuerung",
@@ -715,10 +719,14 @@
       "shift": "Umschalt",
       "plus": "plus",
       "hold": "Halte {{key}} gedrückt",
+      "arrows": "Pfeiltasten",
+      "plusKey": "Plus-Taste",
+      "minusKey": "Minus-Taste",
       "noShortcut": "Kein Tastenkürzel"
     },
     "visual": {
-      "hold": "Halte {{key}} gedrückt"
+      "hold": "Halte {{key}} gedrückt",
+      "arrows": "↑ ↓ ← →"
     }
   },
   "fullScreenWarning": {

src/frontend/src/locales/en/rooms.json

@@ -704,7 +704,11 @@
       "raise-hand": "Raise or lower hand",
       "toggle-chat": "Toggle chat",
       "toggle-participants": "Toggle participants",
-      "open-shortcuts-settings": "Open shortcuts settings"
+      "open-shortcuts-settings": "Open shortcuts settings",
+      "zoom-in": "Zoom in on a shared screen",
+      "zoom-out": "Zoom out on a shared screen",
+      "zoom-reset": "Reset the shared screen zoom",
+      "zoom-pan": "Move around a zoomed shared screen"
     },
     "sr": {
       "control": "Control",
@@ -714,10 +718,14 @@
       "shift": "Shift",
       "plus": "plus",
       "hold": "Hold {{key}}",
+      "arrows": "Arrow keys",
+      "plusKey": "Plus key",
+      "minusKey": "Minus key",
       "noShortcut": "No shortcut"
     },
     "visual": {
-      "hold": "Hold {{key}}"
+      "hold": "Hold {{key}}",
+      "arrows": "↑ ↓ ← →"
     }
   },
   "fullScreenWarning": {

src/frontend/src/locales/fr/rooms.json

@@ -704,7 +704,11 @@
       "raise-hand": "Lever ou baisser la main",
       "toggle-chat": "Afficher/Masquer le chat",
       "toggle-participants": "Afficher/Masquer les participants",
-      "open-shortcuts-settings": "Ouvrir les réglages des raccourcis"
+      "open-shortcuts-settings": "Ouvrir les réglages des raccourcis",
+      "zoom-in": "Zoomer sur un écran partagé",
+      "zoom-out": "Dézoomer sur un écran partagé",
+      "zoom-reset": "Réinitialiser le zoom de l’écran partagé",
+      "zoom-pan": "Se déplacer dans un écran partagé zoomé"
     },
     "sr": {
       "control": "Contrôle",
@@ -714,10 +718,14 @@
       "shift": "Majuscule",
       "plus": "plus",
       "hold": "Maintenir {{key}}",
+      "arrows": "Touches fléchées",
+      "plusKey": "Touche plus",
+      "minusKey": "Touche moins",
       "noShortcut": "Aucun raccourci"
     },
     "visual": {
-      "hold": "Maintenir {{key}}"
+      "hold": "Maintenir {{key}}",
+      "arrows": "↑ ↓ ← →"
     }
   },
   "fullScreenWarning": {

src/frontend/src/locales/nl/rooms.json

@@ -704,7 +704,11 @@
       "raise-hand": "Hand opsteken of laten zakken",
       "toggle-chat": "Chat tonen/verbergen",
       "toggle-participants": "Deelnemers tonen/verbergen",
-      "open-shortcuts-settings": "Sneltoets-instellingen openen"
+      "open-shortcuts-settings": "Sneltoets-instellingen openen",
+      "zoom-in": "Inzoomen op een gedeeld scherm",
+      "zoom-out": "Uitzoomen op een gedeeld scherm",
+      "zoom-reset": "Zoom van het gedeelde scherm herstellen",
+      "zoom-pan": "Navigeren in een ingezoomd gedeeld scherm"
     },
     "sr": {
       "control": "Control",
@@ -714,10 +718,14 @@
       "shift": "Shift",
       "plus": "plus",
       "hold": "Houd {{key}} ingedrukt",
+      "arrows": "Pijltoetsen",
+      "plusKey": "Plus-toets",
+      "minusKey": "Min-toets",
       "noShortcut": "Geen sneltoets"
     },
     "visual": {
-      "hold": "Houd {{key}} ingedrukt"
+      "hold": "Houd {{key}} ingedrukt",
+      "arrows": "↑ ↓ ← →"
     }
   },
   "fullScreenWarning": {