[release/3.6] 模组下载列表翻页后自动回到顶部 (#4433)

https://github.com/HMCL-dev/HMCL/pull/4170

Co-authored-by: 辞庐 <[email protected]>

HMCL/src/main/java/org/jackhuang/hmcl/ui/versions/DownloadListPage.java

@@ -229,6 +229,7 @@ public class DownloadListPage extends Control implements DecoratorPage, VersionP
     }
 
     private static class ModDownloadListPageSkin extends SkinBase<DownloadListPage> {
+        private final JFXListView<RemoteMod> listView = new JFXListView<>();
         protected ModDownloadListPageSkin(DownloadListPage control) {
             super(control);
 
@@ -449,6 +450,8 @@ public class DownloadListPage extends Control implements DecoratorPage, VersionP
                         boolean disableNext = disableAll || pageOffset == pageCount - 1;
                         nextPageButton.setDisable(disableNext);
                         lastPageButton.setDisable(disableNext);
+
+                        listView.scrollTo(0);
                     };
 
                     FXUtils.onChange(control.pageCount, pageCountN -> {
@@ -504,7 +507,6 @@ public class DownloadListPage extends Control implements DecoratorPage, VersionP
                     }
                 });
 
-                JFXListView<RemoteMod> listView = new JFXListView<>();
                 spinnerPane.setContent(listView);
                 Bindings.bindContent(listView.getItems(), getSkinnable().items);
                 FXUtils.onClicked(listView, () -> {