1 files changed, 16 insertions, 14 deletions
diff --git a/src/input_handler.cc b/src/input_handler.cc
index 66d30391..ef45e149 100644
--- a/src/input_handler.cc
+++ b/src/input_handler.cc
@@ -1870,25 +1870,27 @@ void scroll_window(Context& context, LineCount offset, bool mouse_dragging)
 
     win_pos.line = clamp(win_pos.line + offset, 0_line, line_count-1);
 
-    ScopedSelectionEdition selection_edition{context};
-    SelectionList& selections = context.selections();
-    Selection& main_selection = selections.main();
-    const BufferCoord anchor = main_selection.anchor();
-    const BufferCoordAndTarget cursor = main_selection.cursor();
+    window.set_position(win_pos);
+    if (mouse_dragging)
+    {
+        ScopedSelectionEdition selection_edition{context};
+        SelectionList& selections = context.selections();
+        Selection& main_selection = selections.main();
+        const BufferCoord anchor = main_selection.anchor();
+        const BufferCoordAndTarget cursor = main_selection.cursor();
 
-    auto cursor_off = mouse_dragging ? win_pos.line - window.position().line : 0;
+        auto cursor_off = win_pos.line - window.position().line;
 
-    auto line = clamp(cursor.line + cursor_off, win_pos.line + scrolloff.line,
-                      win_pos.line + win_dim.line - 1 - scrolloff.line);
+        auto line = clamp(cursor.line + cursor_off, win_pos.line + scrolloff.line,
+                          win_pos.line + win_dim.line - 1 - scrolloff.line);
 
-    const ColumnCount tabstop = context.options()["tabstop"].get<int>();
-    auto new_cursor = buffer.offset_coord(cursor, line - cursor.line, tabstop);
-    BufferCoord new_anchor = (mouse_dragging or new_cursor == cursor) ? anchor : new_cursor;
+        const ColumnCount tabstop = context.options()["tabstop"].get<int>();
+        auto new_cursor = buffer.offset_coord(cursor, line - cursor.line, tabstop);
 
-    window.set_position(win_pos);
-    main_selection = { new_anchor, new_cursor };
+        main_selection = { anchor, new_cursor };
 
-    selections.sort_and_merge_overlapping();
+        selections.sort_and_merge_overlapping();
+    }
 }
 
 }