Direct scroll in PostAdapter when distance > 20

Chan/src/org/floens/chan/ui/adapter/PostAdapter.java

@@ -28,6 +28,7 @@ public class PostAdapter extends BaseAdapter {
     private boolean endOfLine;
     private final List<Post> postList = new ArrayList<Post>();
     private long lastViewedTime = 0;
+    private int lastIndex;
 
     public PostAdapter(Context activity, ThreadManager threadManager, ListView listView) {
         context = activity;
@@ -47,6 +48,7 @@ public class PostAdapter extends BaseAdapter {
 
     @Override
     public Post getItem(int position) {
+        lastIndex = position;
         return postList.get(position);
     }
 
@@ -150,8 +152,12 @@ public class PostAdapter extends BaseAdapter {
 
         for (int i = 0; i < postList.size(); i++) {
             if (postList.get(i).no == post.no) {
-                ScrollerRunnable r = new ScrollerRunnable(listView);
+                if (Math.abs(i - lastIndex) > 20) {
-                r.start(i);
+                    listView.setSelection(i);
+                } else {
+                    ScrollerRunnable r = new ScrollerRunnable(listView);
+                    r.start(i);
+                }
 
                 break;
             }