retry autofit calculation to prevent zero value on initial render and memoization

src/renderer/components/item-list/item-table-list/hooks/use-container-width-tracking.ts

@@ -1,4 +1,4 @@
-import { useEffect } from 'react';
+import { useLayoutEffect } from 'react';
 
 interface UseContainerWidthTrackingProps {
     autoFitColumns: boolean;
@@ -18,14 +18,58 @@ export const useContainerWidthTracking = ({
     setCenterContainerWidth,
     setTotalContainerWidth,
 }: UseContainerWidthTrackingProps) => {
+    const createWidthUpdater = (
+        el: HTMLDivElement,
+        setWidth: (width: number) => void,
+        opts?: { maxRafRetries?: number },
+    ) => {
+        const maxRafRetries = opts?.maxRafRetries ?? 10;
+        let rafId: null | number = null;
+
+        const cancel = () => {
+            if (rafId !== null) cancelAnimationFrame(rafId);
+            rafId = null;
+        };
+
+        const updateWidth = () => {
+            const measured = el.clientWidth || 0;
+            if (measured > 0) {
+                cancel();
+                setWidth(measured);
+                return;
+            }
+
+            // Some layouts can report 0 on first paint
+            // Retry a few frames to catch the first non-zero measurement
+            cancel();
+            let attempts = 0;
+            const retry = () => {
+                const next = el.clientWidth || 0;
+                if (next > 0) {
+                    rafId = null;
+                    setWidth(next);
+                    return;
+                }
+                attempts++;
+                if (attempts < maxRafRetries) {
+                    rafId = requestAnimationFrame(retry);
+                } else {
+                    rafId = null;
+                    setWidth(0);
+                }
+            };
+            rafId = requestAnimationFrame(retry);
+        };
+
+        return { cancel, updateWidth };
+    };
+
     // Track center container width (for column distribution)
-    useEffect(() => {
+    useLayoutEffect(() => {
         const el = rowRef.current;
         if (!el) return;
 
-        const updateWidth = () => {
+        const { cancel, updateWidth } = createWidthUpdater(el, setCenterContainerWidth);
-            setCenterContainerWidth(el.clientWidth || 0);
-        };
 
         updateWidth();
 
@@ -45,18 +89,17 @@ export const useContainerWidthTracking = ({
             if (debounceTimeout) {
                 clearTimeout(debounceTimeout);
             }
+            cancel();
             resizeObserver.disconnect();
         };
     }, [rowRef, setCenterContainerWidth]);
 
     // Track total container width for autoFitColumns
-    useEffect(() => {
+    useLayoutEffect(() => {
         const el = containerRef.current;
         if (!el || !autoFitColumns) return;
 
-        const updateWidth = () => {
+        const { cancel, updateWidth } = createWidthUpdater(el, setTotalContainerWidth);
-            setTotalContainerWidth(el.clientWidth || 0);
-        };
 
         updateWidth();
 
@@ -76,6 +119,7 @@ export const useContainerWidthTracking = ({
             if (debounceTimeout) {
                 clearTimeout(debounceTimeout);
             }
+            cancel();
             resizeObserver.disconnect();
         };
     }, [autoFitColumns, containerRef, setTotalContainerWidth]);