layout: Reset unfullscreen view offset when removing window

Another old bug found by randomized tests after I expanded the testing mock
window.

1 files changed, 7 insertions, 0 deletions

diff --git a/src/layout/scrolling.rs b/src/layout/scrolling.rs
index 1fd79256..9bb190a4 100644
--- a/src/layout/scrolling.rs
+++ b/src/layout/scrolling.rs
@@ -1063,6 +1063,13 @@ impl<W: LayoutElement> ScrollingSpace<W> {
         let tile = column.tiles.remove(tile_idx);
         column.data.remove(tile_idx);
 
+        // If we're removing a pending-unfullscreen window, we need to clear the stored view
+        // offset. There might be other pending-unfullscreen windows in this column but that's kind
+        // of an edge case, don't think we need to handle that.
+        if column_idx == self.active_column_idx && tile.is_fullscreen() && !column.is_fullscreen {
+            self.view_offset_before_fullscreen = None;
+        }
+
         // If one window is left, reset its weight to 1.
         if column.data.len() == 1 {
             if let WindowHeight::Auto { weight } = &mut column.data[0].height {