Scroll body list view on item height diff

1 files changed, 17 insertions, 0 deletions

diff --git a/src/Body.cpp b/src/Body.cpp
index 10e31dd..45ca190 100644
--- a/src/Body.cpp
+++ b/src/Body.cpp
@@ -1050,6 +1050,8 @@ namespace QuickMedia {
                     prev_body_item = items[prev_index].get();
             }
 
+            const float pos_y_before = pos.y;
+
             const bool merge_with_previous = body_item_merge_handler && body_item_merge_handler(prev_body_item, item.get());
             if(attach_side == AttachSide::TOP && merge_with_previous)
                 pos.y -= body_spacing[body_theme].spacing_y;
@@ -1124,10 +1126,25 @@ namespace QuickMedia {
             if(attach_side == AttachSide::BOTTOM && merge_with_previous)
                 pos.y += body_spacing[body_theme].spacing_y;
 
+            const float pos_y_after = pos.y;
+            item->height = std::abs(pos_y_after - pos_y_before);
+            const float height_diff = item->height - item->prev_height;
+            item->prev_height = item->height;
+
             if(attach_side == AttachSide::TOP) {
+                if(index < selected_item) {
+                    page_scroll -= height_diff;
+                    pos.y -= height_diff;
+                }
+
                 prev_body_item = item.get();
                 index = get_next_visible_item(index);
             } else {
+                if(index > selected_item) {
+                    page_scroll += height_diff;
+                    pos.y += height_diff;
+                }
+
                 index = prev_index;
             }
         }