made it compile without click

src/main.rs

@@ -38,8 +38,14 @@ fn main() {
 
     let surface = compositor.create_surface(&qh);
 
-    let layer =
-        layer_shell.create_layer_surface(&qh, surface, Layer::Top, Some("simple_layer"), None);
+    let output_state = OutputState::new(&globals, &qh);
+    let layer = layer_shell.create_layer_surface(
+        &qh,
+        surface,
+        Layer::Top,
+        Some("simple_layer"),
+        output_state.outputs().nth(1).as_ref(),
+    );
     layer.set_anchor(Anchor::TOP);
     layer.set_exclusive_zone(-1);
     layer.set_keyboard_interactivity(KeyboardInteractivity::OnDemand);
@@ -52,7 +58,7 @@ fn main() {
     let mut simple_layer = SimpleLayer::new(
         RegistryState::new(&globals),
         SeatState::new(&globals, &qh),
-        OutputState::new(&globals, &qh),
+        output_state,
         shm,
         pool,
         256,

src/mouse_handler.rs

@@ -28,7 +28,6 @@ impl PointerHandler for SimpleLayer {
                 Motion { .. } => {}
                 Press { button, .. } => {
                     println!("Press {:x} @ {:?}", button, event.position);
-                    self.shift = self.shift.xor(Some(0));
                 }
                 Release { button, .. } => {
                     println!("Release {:x} @ {:?}", button, event.position);

src/rendering.rs

@@ -21,7 +21,7 @@ impl SimpleLayer {
 
         // Draw to the window:
         {
-            let shift = self.shift.unwrap_or(0);
+            let shift = 0;
             canvas
                 .chunks_exact_mut(4)
                 .enumerate()
@@ -38,10 +38,6 @@ impl SimpleLayer {
                     let array: &mut [u8; 4] = chunk.try_into().unwrap();
                     *array = color.to_le_bytes();
                 });
-
-            if let Some(shift) = &mut self.shift {
-                *shift = (*shift + 1) % width;
-            }
         }
 
         // Damage the entire window