fix: Add multiElement-edit finalize action to Desktop (currently only visible in Mobile view) (#4764)

* add finalize action to Desktop UI

* Update LayerUI.tsx

* add size to panel component

* finzalize button style

* add finalize button

* changed isMobile to DeviceInfo, added isTouchScreen

* cleanup

* rename deviceInfo to deviceType

* rename deviceInfo to deviceType

* added updateObject

* Update App.tsx

src/components/LayerUI.tsx

@@ -6,7 +6,6 @@ import { exportCanvas } from "../data";
 import { isTextElement, showSelectedShapeActions } from "../element";
 import { NonDeletedExcalidrawElement } from "../element/types";
 import { Language, t } from "../i18n";
-import { useIsMobile } from "../components/App";
 import { calculateScrollCenter, getSelectedElements } from "../scene";
 import { ExportType } from "../scene/types";
 import { AppProps, AppState, ExcalidrawProps, BinaryFiles } from "../types";
@@ -37,6 +36,7 @@ import { LibraryMenu } from "./LibraryMenu";
 import "./LayerUI.scss";
 import "./Toolbar.scss";
 import { PenModeButton } from "./PenModeButton";
+import { useDeviceType } from "../components/App";
 
 interface LayerUIProps {
   actionManager: ActionManager;
@@ -95,7 +95,7 @@ const LayerUI = ({
   id,
   onImageAction,
 }: LayerUIProps) => {
-  const isMobile = useIsMobile();
+  const deviceType = useDeviceType();
 
   const renderJSONExportDialog = () => {
     if (!UIOptions.canvasActions.export) {
@@ -338,7 +338,7 @@ const LayerUI = ({
                       <HintViewer
                         appState={appState}
                         elements={elements}
-                        isMobile={isMobile}
+                        isMobile={deviceType.isMobile}
                       />
                       {heading}
                       <Stack.Row gap={1}>
@@ -389,7 +389,7 @@ const LayerUI = ({
                     </Tooltip>
                   ))}
             </UserList>
-            {renderTopRightUI?.(isMobile, appState)}
+            {renderTopRightUI?.(deviceType.isMobile, appState)}
           </div>
         </div>
       </FixedSideContainer>
@@ -440,6 +440,18 @@ const LayerUI = ({
                   </div>
                 </>
               )}
+              {!viewModeEnabled &&
+                appState.multiElement &&
+                deviceType.isTouchScreen && (
+                  <div
+                    className={clsx("finalize-button zen-mode-transition", {
+                      "layer-ui__wrapper__footer-left--transition-left":
+                        zenModeEnabled,
+                    })}
+                  >
+                    {actionManager.renderAction("finalize", { size: "small" })}
+                  </div>
+                )}
             </Section>
           </Stack.Col>
         </div>
@@ -507,7 +519,7 @@ const LayerUI = ({
     </>
   );
 
-  return isMobile ? (
+  return deviceType.isMobile ? (
     <>
       {dialogs}
       <MobileMenu