feat: overlap notify

core/src/event/wayland/overlap_notify.rs

@@ -0,0 +1,21 @@
+use cctk::{sctk::shell::wlr_layer::Layer, wayland_protocols::ext::foreign_toplevel_list::v1::client::ext_foreign_toplevel_handle_v1::ExtForeignToplevelHandleV1};
+
+#[derive(Debug, Clone, PartialEq)]
+pub enum OverlapNotifyEvent {
+    OverlapToplevelAdd {
+        toplevel: ExtForeignToplevelHandleV1,
+        logical_rect: crate::Rectangle,
+    },
+    OverlapToplevelRemove {
+        toplevel: ExtForeignToplevelHandleV1,
+    },
+    OverlapLayerAdd {
+        identifier: String,
+        exclusive: u32,
+        layer: Option<Layer>,
+        logical_rect: crate::Rectangle,
+    },
+    OverlapLayerRemove {
+        identifier: String,
+    },
+}