refactor: 撤销滚动逻辑

Author: ArgoZhang

src/BootstrapBlazor/Components/TreeView/TreeView.razor.cs

@@ -366,7 +366,6 @@ protected override async Task OnParametersSetAsync()
                 _shouldRender = true;
 
                 _rows = null;
-                _keyboardArrowUpDownTrigger = true;
             }
 
             if (ShowCheckbox && (AutoCheckParent || AutoCheckChildren))

src/BootstrapBlazor/Components/TreeView/TreeView.razor.js

@@ -28,44 +28,11 @@ export function init(id, options) {
     });
 }
 
-const scrollIntoView = (el, options) => {
-    if (el) {
-        el.scrollIntoView(options ?? { behavior: 'smooth', block: 'nearest', inline: 'start' });
-    }
-}
-
-const virtualScroll = (el, options) => {
-    const searchHeight = el.querySelector('.tree-search')?.offsetHeight ?? 0;
-
-    el.scrollHandler = setInterval(() => {
-        const item = el.querySelector(".tree-content.active");
-        const root = el.querySelector(".is-virtual");
-        if (item) {
-            clearInterval(el.scrollHandler);
-            scrollIntoView(item, options);
-            return;
-        }
-
-        const top = el.scrollTop + el.offsetHeight - searchHeight;
-        if (top < root.offsetHeight) {
-            el.scrollTo({ top: top, left: 0, behavior: "smooth" });
-        }
-        else {
-            clearInterval(el.scrollHandler);
-        }
-    }, 80);
-}
-
-export function scroll(id, options, find = false) {
+export function scroll(id, options) {
     const el = document.getElementById(id);
-
     const item = el.querySelector(".tree-content.active");
     if (item) {
-        scrollIntoView(el, options);
-        return;
-    }
-    if (find) {
-        virtualScroll(el, options);
+        item.scrollIntoView(options ?? { behavior: 'smooth', block: 'nearest', inline: 'start' });
     }
 }
 
@@ -146,8 +113,5 @@ export function dispose(id) {
 
     if (el) {
         EventHandler.off(el, 'keyup', '.tree-root');
-        if (el.scrollHandler) {
-            clearInterval(el.scrollHandler);
-        }
     }
 }