shell: resize_request better handle tiled windows

src/shell/layout/tiling/mod.rs

@@ -2443,7 +2443,7 @@ impl TilingLayout {
         edges
     }
 
-    pub fn menu_resize(
+    pub fn resize_request(
         &self,
         mut node_id: NodeId,
         edge: ResizeEdge,

src/shell/mod.rs

@@ -2871,13 +2871,37 @@ impl Shell {
                     return;
                 };
 
-                if let Some(grab) = floating_layer.resize_request(
+                let grab: ResizeGrab = if let Some(grab) = floating_layer.resize_request(
                     &mapped,
                     seat,
                     start_data.clone(),
                     edges,
                     ReleaseMode::NoMouseButtons,
                 ) {
+                    grab.into()
+                } else if let Some(ws) = state.common.shell.space_for_mut(&mapped) {
+                    let Some(node_id) = mapped.tiling_node_id.lock().unwrap().clone() else {
+                        return;
+                    };
+                    let Some((node, left_up_idx, orientation)) =
+                        ws.tiling_layer.resize_request(node_id, edges)
+                    else {
+                        return;
+                    };
+                    ResizeForkGrab::new(
+                        start_data,
+                        seat.get_pointer().unwrap().current_location().as_global(),
+                        node,
+                        left_up_idx,
+                        orientation,
+                        ws.output.downgrade(),
+                        ReleaseMode::NoMouseButtons,
+                    )
+                    .into()
+                } else {
+                    return;
+                };
+
                 seat.get_pointer().unwrap().set_grab(
                     state,
                     grab,
@@ -2887,7 +2911,6 @@ impl Shell {
             }
         }
     }
-    }
 
     pub fn resize(&mut self, seat: &Seat<State>, direction: ResizeDirection, edge: ResizeEdge) {
         let output = seat.active_output();