Close #1116 gallery: scroll to active item

mistic100 · Oct 14, 2023 · 71fd9a0 · 71fd9a0
1 parent 3dfccaf
commit 71fd9a0
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Showing 2 changed files with 6 additions and 2 deletions.
diff --git a/examples/plugin-gallery.html b/examples/plugin-gallery.html
@@ -116,6 +116,7 @@
                     [GalleryPlugin, {
                         items: items,
                         visibleOnLoad: true,
+                        // hideOnClick: false,
                         // thumbnailSize: {
                         //   width: 100,
                         //   height: 100,

diff --git a/packages/gallery-plugin/src/GalleryComponent.ts b/packages/gallery-plugin/src/GalleryComponent.ts
@@ -160,8 +160,11 @@ export class GalleryComponent extends AbstractComponent {
         currentActive?.classList.remove(ACTIVE_CLASS);
 
         if (id) {
-            const nextActive = this.items.querySelector(`[data-${GALLERY_ITEM_DATA_KEY}="${id}"]`);
-            nextActive?.classList.add(ACTIVE_CLASS);
+            const nextActive = this.items.querySelector(`[data-${GALLERY_ITEM_DATA_KEY}="${id}"]`) as HTMLElement;
+            if (nextActive) {
+                nextActive.classList.add(ACTIVE_CLASS);
+                this.items.scrollLeft = nextActive.offsetLeft + nextActive.clientWidth / 2 - this.items.clientWidth / 2;
+            }
         }
     }
 }