code: update to wlroots 0.14.0

README.md

@@ -37,7 +37,7 @@ installed:
 - [zig](https://ziglang.org/download/) 0.8.0
 - wayland
 - wayland-protocols
-- [wlroots](https://github.com/swaywm/wlroots) 0.13.0
+- [wlroots](https://github.com/swaywm/wlroots) 0.14.0
 - xkbcommon
 - libevdev
 - pixman

river/DragIcon.zig

@@ -47,10 +47,7 @@ pub fn init(drag_icon: *DragIcon, seat: *Seat, wlr_drag_icon: *wlr.Drag.Icon) vo
     wlr_drag_icon.events.unmap.add(&drag_icon.unmap);
     wlr_drag_icon.surface.events.new_subsurface.add(&drag_icon.new_subsurface);
 
-    // There may already be subsurfaces present on this surface that we
-    // aren't aware of and won't receive a new_subsurface event for.
-    var it = wlr_drag_icon.surface.subsurfaces.iterator(.forward);
-    while (it.next()) |s| Subsurface.create(s, .{ .drag_icon = drag_icon });
+    Subsurface.handleExisting(wlr_drag_icon.surface, .{ .drag_icon = drag_icon });
 }
 
 fn handleDestroy(listener: *wl.Listener(*wlr.Drag.Icon), wlr_drag_icon: *wlr.Drag.Icon) void {

river/LayerSurface.zig

@@ -66,10 +66,7 @@ pub fn init(self: *Self, output: *Output, wlr_layer_surface: *wlr.LayerSurfaceV1
     // we do want our listener called in order to send the initial configure.
     handleCommit(&self.commit, wlr_layer_surface.surface);
 
-    // There may already be subsurfaces present on this surface that we
-    // aren't aware of and won't receive a new_subsurface event for.
-    var it = wlr_layer_surface.surface.subsurfaces.iterator(.forward);
-    while (it.next()) |s| Subsurface.create(s, .{ .layer_surface = self });
+    Subsurface.handleExisting(wlr_layer_surface.surface, .{ .layer_surface = self });
 }
 
 fn handleDestroy(listener: *wl.Listener(*wlr.LayerSurfaceV1), wlr_layer_surface: *wlr.LayerSurfaceV1) void {

river/Subsurface.zig

@@ -71,10 +71,18 @@ pub fn create(wlr_subsurface: *wlr.Subsurface, parent: Parent) void {
     wlr_subsurface.events.unmap.add(&subsurface.unmap);
     wlr_subsurface.surface.events.new_subsurface.add(&subsurface.new_subsurface);
 
-    // There may already be subsurfaces present on this surface that we
-    // aren't aware of and won't receive a new_subsurface event for.
-    var it = wlr_subsurface.surface.subsurfaces.iterator(.forward);
-    while (it.next()) |s| Subsurface.create(s, parent);
+    Subsurface.handleExisting(wlr_subsurface.surface, parent);
+}
+
+/// Create Subsurface structs to track subsurfaces already present on the
+/// given surface when river becomes aware of the surface as we won't
+/// recieve a new_subsurface event for them.
+pub fn handleExisting(surface: *wlr.Surface, parent: Parent) void {
+    var below_it = surface.subsurfaces_below.iterator(.forward);
+    while (below_it.next()) |s| Subsurface.create(s, parent);
+
+    var above_it = surface.subsurfaces_above.iterator(.forward);
+    while (above_it.next()) |s| Subsurface.create(s, parent);
 }
 
 fn handleDestroy(listener: *wl.Listener(*wlr.Subsurface), wlr_subsurface: *wlr.Subsurface) void {

river/XdgPopup.zig

@@ -77,10 +77,7 @@ pub fn create(wlr_xdg_popup: *wlr.XdgPopup, parent: Parent) void {
     wlr_xdg_popup.base.events.new_popup.add(&self.new_popup);
     wlr_xdg_popup.base.surface.events.new_subsurface.add(&self.new_subsurface);
 
-    // There may already be subsurfaces present on this surface that we
-    // aren't aware of and won't receive a new_subsurface event for.
-    var it = wlr_xdg_popup.base.surface.subsurfaces.iterator(.forward);
-    while (it.next()) |s| Subsurface.create(s, parent);
+    Subsurface.handleExisting(wlr_xdg_popup.base.surface, parent);
 }
 
 fn handleDestroy(listener: *wl.Listener(*wlr.XdgSurface), wlr_xdg_surface: *wlr.XdgSurface) void {

river/XdgToplevel.zig

@@ -68,10 +68,7 @@ pub fn init(self: *Self, view: *View, xdg_surface: *wlr.XdgSurface) void {
     xdg_surface.events.new_popup.add(&self.new_popup);
     xdg_surface.surface.events.new_subsurface.add(&self.new_subsurface);
 
-    // There may already be subsurfaces present on this surface that we
-    // aren't aware of and won't receive a new_subsurface event for.
-    var it = xdg_surface.surface.subsurfaces.iterator(.forward);
-    while (it.next()) |s| Subsurface.create(s, .{ .view = view });
+    Subsurface.handleExisting(xdg_surface.surface, .{ .view = view });
 }
 
 pub fn deinit(self: *Self) void {