Accumulate damage from subsurfaces

1 files changed, 33 insertions, 0 deletions

diff --git a/include/sway/tree/view.h b/include/sway/tree/view.h
index d4dace4a..f8e41652 100644
--- a/include/sway/tree/view.h
+++ b/include/sway/tree/view.h
@@ -45,6 +45,12 @@ struct sway_view {
                 struct wlr_xwayland_surface *wlr_xwayland_surface;
                 struct wlr_wl_shell_surface *wlr_wl_shell_surface;
         };
+
+        struct {
+                struct wl_signal unmap;
+        } events;
+
+        struct wl_listener surface_new_subsurface;
 };
 
 struct sway_xdg_shell_v6_view {
@@ -95,6 +101,27 @@ struct sway_wl_shell_view {
         int pending_width, pending_height;
 };
 
+struct sway_view_child;
+
+struct sway_view_child_impl {
+        void (*destroy)(struct sway_view_child *child);
+};
+
+/**
+ * A view child is a surface in the view tree, such as a subsurface or a popup.
+ */
+struct sway_view_child {
+        const struct sway_view_child_impl *impl;
+
+        struct sway_view *view;
+        struct wlr_surface *surface;
+
+        struct wl_listener surface_commit;
+        struct wl_listener surface_new_subsurface;
+        struct wl_listener surface_destroy;
+        struct wl_listener view_unmap;
+};
+
 const char *view_get_title(struct sway_view *view);
 
 const char *view_get_app_id(struct sway_view *view);
@@ -129,4 +156,10 @@ void view_update_position(struct sway_view *view, double ox, double oy);
 
 void view_update_size(struct sway_view *view, int width, int height);
 
+void view_child_init(struct sway_view_child *child,
+        const struct sway_view_child_impl *impl, struct sway_view *view,
+        struct wlr_surface *surface);
+
+void view_child_destroy(struct sway_view_child *child);
+
 #endif