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fix (design library): preview of selected design when switching tabs #3594

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merged 1 commit into from
Sep 18, 2025
Merged

fix (design library): preview of selected design when switching tabs #3594

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19 changes: 14 additions & 5 deletions src/components/design-library-list/use-preview-renderer.js
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Original file line number Diff line number Diff line change
Expand Up @@ -62,22 +62,27 @@ export const usePreviewRenderer = (
const initialRenderRef = useRef( null )
const shadowBodySizeRef = useRef( null )
const prevEnableBackgroundRef = useRef( false )
const prevSelectedTabRef = useRef( selectedTab )

const siteTitle = useSelect( select => select( 'core' ).getEntityRecord( 'root', 'site' )?.title || 'InnovateCo', [] )
const isDesignLibraryDevMode = devMode && localStorage.getItem( 'stk__design_library__dev_mode' ) === '1'

const addHasBackground = selectedTab === 'patterns'

const adjustScale = () => {
if ( ref.current && shadowRoot && ! selectedNum ) {
const shouldAdjust = ref.current && shadowRoot &&
( ! selectedNum || // adjust if design is not selected
prevSelectedTabRef.current !== selectedTab ) // adjust if selected tab changed even if design is selected

if ( shouldAdjust ) {
const newPreviewSize = { ...previewSize }
const newCardHeight = { ...cardHeight }
const cardRect = ref.current.getBoundingClientRect()

const shadowBody = shadowRoot.querySelector( 'body' )
if ( shadowBody ) {
const cardWidth = cardRect.width // Get width of the card
const scaleFactor = cardWidth > 0 ? cardWidth / 1300 : 1 // Divide by 1200, which is the width of preview in the shadow DOM
const scaleFactor = cardWidth > 0 ? cardWidth / 1300 : 1 // Divide by 1300, which is the width of preview in the shadow DOM
newPreviewSize.scale = scaleFactor

let _bodyHeight = 1200
Expand Down Expand Up @@ -256,7 +261,8 @@ export const usePreviewRenderer = (

if ( ! content ||
! shadowRoot ||
selectedNum
// don't re-render if design is selected and tab didn't change
( selectedNum && prevSelectedTabRef.current === selectedTab )
) {
return
}
Expand All @@ -268,7 +274,7 @@ export const usePreviewRenderer = (
useEffect( () => {
if ( selectedNum === 0 && content && shadowRoot ) {
renderPreview()
adjustScale()
setTimeout( adjustScale, 100 )
}
}, [ selectedNum ] )

Expand All @@ -288,7 +294,10 @@ export const usePreviewRenderer = (
if ( ! content || ! blocks.parsed || ! blocks.serialized ) {
return
}
setTimeout( adjustScale, 100 )
setTimeout( () => {
adjustScale()
prevSelectedTabRef.current = selectedTab
}, 100 )
}, [ content ] )

const onClickDesign = () => {
Expand Down
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