fix(grid): rebuild sizesCache on column auto-size to ensure accurate layout

mddragnev · mddragnev · commit 578f88292ed6 · 2026-07-16T15:34:50.000+03:00
diff --git a/projects/igniteui-angular/grids/grid/src/grid-base.directive.ts b/projects/igniteui-angular/grids/grid/src/grid-base.directive.ts
@@ -7587,6 +7587,9 @@ export abstract class IgxGridBaseDirective implements GridType,
         if (colResized) {
             this.resetCachedWidths();
             this.cdr.detectChanges();
+            // Rebuild master's sizesCache once from updated calcPixelWidth values
+            this.headerContainer.resolveDataDiff();
+            this._horizontalForOfs.forEach(vfor => vfor.resolveDataDiff());
         }
 
         if (this.isColumnWidthSum) {

Original file line number	Diff line number	Diff line change
`@@ -7587,6 +7587,9 @@ export abstract class IgxGridBaseDirective implements GridType,`
`7587`	`7587`	`if (colResized) {`
`7588`	`7588`	`this.resetCachedWidths();`
`7589`	`7589`	`this.cdr.detectChanges();`
	`7590`	`+ // Rebuild master's sizesCache once from updated calcPixelWidth values`
	`7591`	`+ this.headerContainer.resolveDataDiff();`
	`7592`	`+ this._horizontalForOfs.forEach(vfor => vfor.resolveDataDiff());`
`7590`	`7593`	`}`
`7591`	`7594`
`7592`	`7595`	`if (this.isColumnWidthSum) {`