ext-foreign-toplevel-list-v1: implement protocol

build.zig.zon

@@ -17,8 +17,8 @@
             .hash = "wayland-0.3.0-lQa1kjPIAQDmhGYpY-zxiRzQJFHQ2VqhJkQLbKKdt5wl",
         },
         .wlroots = .{
-            .url = "https://codeberg.org/ifreund/zig-wlroots/archive/v0.19.1.tar.gz",
+            .url = "https://codeberg.org/ifreund/zig-wlroots/archive/bb222027d3ab96cca4d217c5b3bab616edc14632.tar.gz",
-            .hash = "wlroots-0.19.1-jmOlcs7dAwCajnVWlQZIc-ySYjRlbLxy0F5FvTQqYA3P",
+            .hash = "wlroots-0.19.1-jmOlcsnnAwA88XV5BSNEhufSaNzlSmKNcvhkFSv1nGJa",
         },
         .xkbcommon = .{
             .url = "https://codeberg.org/ifreund/zig-xkbcommon/archive/v0.3.0.tar.gz",

river/Server.zig

@@ -85,6 +85,8 @@ screencopy_manager: *wlr.ScreencopyManagerV1,
 
 foreign_toplevel_manager: *wlr.ForeignToplevelManagerV1,
 
+foreign_toplevel_list: *wlr.ExtForeignToplevelListV1,
+
 tearing_control_manager: *wlr.TearingControlManagerV1,
 
 alpha_modifier: *wlr.AlphaModifierV1,
@@ -164,6 +166,8 @@ pub fn init(server: *Server, runtime_xwayland: bool) !void {
 
         .foreign_toplevel_manager = try wlr.ForeignToplevelManagerV1.create(wl_server),
 
+        .foreign_toplevel_list = try wlr.ExtForeignToplevelListV1.create(wl_server, 1),
+
         .tearing_control_manager = try wlr.TearingControlManagerV1.create(wl_server, 1),
 
         .alpha_modifier = try wlr.AlphaModifierV1.create(wl_server),
@@ -344,6 +348,7 @@ fn blocklist(server: *Server, global: *const wl.Global) bool {
     return global == server.security_context_manager.global or
         global == server.layer_shell.global or
         global == server.foreign_toplevel_manager.global or
+        global == server.foreign_toplevel_list.global or
         global == server.screencopy_manager.global or
         global == server.export_dmabuf_manager.global or
         global == server.data_control_manager.global or

river/View.zig

@@ -181,6 +181,8 @@ post_fullscreen_box: wlr.Box = undefined,
 
 foreign_toplevel_handle: ForeignToplevelHandle = .{},
 
+ext_foreign_toplevel_handle: ?*wlr.ExtForeignToplevelHandleV1 = null,
+
 /// Connector name of the output this view occupied before an evacuation.
 output_before_evac: ?[]const u8 = null,
 
@@ -656,6 +658,15 @@ pub fn map(view: *View) !void {
     assert(!view.mapped and !view.destroying);
     view.mapped = true;
 
+    if (wlr.ExtForeignToplevelHandleV1.create(server.foreign_toplevel_list, &.{
+        .title = view.getTitle(),
+        .app_id = view.getAppId(),
+    })) |handle| {
+        view.ext_foreign_toplevel_handle = handle;
+    } else |_| {
+        log.err("failed to create ext foreign toplevel handle", .{});
+    }
+
     view.foreign_toplevel_handle.map();
 
     if (server.config.rules.float.match(view)) |float| {
@@ -745,6 +756,10 @@ pub fn unmap(view: *View) void {
     assert(view.mapped and !view.destroying);
     view.mapped = false;
 
+    if (view.ext_foreign_toplevel_handle) |handle| {
+        handle.destroy();
+        view.ext_foreign_toplevel_handle = null;
+    }
     view.foreign_toplevel_handle.unmap();
 
     server.root.applyPending();
@@ -754,6 +769,14 @@ pub fn notifyTitle(view: *const View) void {
     if (view.foreign_toplevel_handle.wlr_handle) |wlr_handle| {
         if (view.getTitle()) |title| wlr_handle.setTitle(title);
     }
+
+    if (view.ext_foreign_toplevel_handle) |handle| {
+        handle.updateState(&.{
+            .title = view.getTitle(),
+            .app_id = view.getAppId(),
+        });
+    }
+
     // Send title to all status listeners attached to a seat which focuses this view
     var seat_it = server.input_manager.seats.first;
     while (seat_it) |seat_node| : (seat_it = seat_node.next) {
@@ -770,4 +793,11 @@ pub fn notifyAppId(view: View) void {
     if (view.foreign_toplevel_handle.wlr_handle) |wlr_handle| {
         if (view.getAppId()) |app_id| wlr_handle.setAppId(app_id);
     }
+
+    if (view.ext_foreign_toplevel_handle) |handle| {
+        handle.updateState(&.{
+            .title = view.getTitle(),
+            .app_id = view.getAppId(),
+        });
+    }
 }