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fix(vhelper): ensure horizontal helper has defined height for scrollbar #17279

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fix(vhelper): ensure horizontal helper has defined height for scrollbar #17279

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fa285f4
fix(vhelper): ensure horizontal helper has defined height for scrollbar
mddragnev May 15, 2026
7b1b4dd
test(for-of): update scrollbar visibility logic based on content width
mddragnev May 18, 2026
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1 change: 1 addition & 0 deletions projects/igniteui-angular/src/lib/core/styles/components/_common/_igx-vhelper.scss
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@

%vhelper--horizontal {
width: 100%;
height: var(--vhelper-scrollbar-size);
}

%vhelper-content--vertical {
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7 changes: 4 additions & 3 deletions projects/igniteui-angular/src/lib/directives/for-of/for_of.directive.spec.ts
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Expand Up @@ -1486,10 +1486,11 @@ export class VirtualComponent {
public isHorizontalScrollbarVisible() {
const horizontalScrollbar = this.container.element.nativeElement.querySelector('igx-horizontal-virtual-helper');
/**
* Due to current implementation the height is automatically calculated.
* That's why when it's less than 16 there is no scrollbar
* The element height is set explicitly via CSS, so it is always present.
* Visibility is determined by whether the virtual content width exceeds the container width.
* BUG https://github.com/IgniteUI/igniteui-angular/issues/17216
*/
return horizontalScrollbar.offsetHeight >= 16;
return horizontalScrollbar.offsetWidth < horizontalScrollbar.children[0].offsetWidth;
}
}

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