Downgrade accesskit_unix to 0.17.0

Workaround for a 0.18 regression where accessibility doesn't work under
normal conditions.

https://github.com/niri-wm/niri/issues/3594

https://github.com/AccessKit/accesskit-c/issues/76

Cargo.lock

@@ -4,42 +4,39 @@ version = 4
 
 [[package]]
 name = "accesskit"
-version = "0.24.0"
+version = "0.21.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5351dcebb14b579ccab05f288596b2ae097005be7ee50a7c3d4ca9d0d5a66f6a"
-dependencies = [
- "uuid",
-]
+checksum = "cf203f9d3bd8f29f98833d1fbef628df18f759248a547e7e01cfbf63cda36a99"
 
 [[package]]
 name = "accesskit_atspi_common"
-version = "0.18.0"
+version = "0.14.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "842fd8203e6dfcf531d24f5bac792088edfba7d6b35844fead191603fb32a260"
+checksum = "890d241cf51fc784f0ac5ac34dfc847421f8d39da6c7c91a0fcc987db62a8267"
 dependencies = [
  "accesskit",
  "accesskit_consumer",
  "atspi-common",
- "phf",
  "serde",
+ "thiserror 1.0.69",
  "zvariant",
 ]
 
 [[package]]
 name = "accesskit_consumer"
-version = "0.35.0"
+version = "0.31.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "53cf47daed85312e763fbf85ceca136e0d7abc68e0a7e12abe11f48172bc3b10"
+checksum = "db81010a6895d8707f9072e6ce98070579b43b717193d2614014abd5cb17dd43"
 dependencies = [
  "accesskit",
- "hashbrown 0.16.1",
+ "hashbrown 0.15.5",
 ]
 
 [[package]]
 name = "accesskit_unix"
-version = "0.21.0"
+version = "0.17.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "90e549dd7c6562b6a2ea807b44726e6241707db054a817dc4c7e2b8d3b39bfac"
+checksum = "301e55b39cfc15d9c48943ce5f572204a551646700d0e8efa424585f94fec528"
 dependencies = [
  "accesskit",
  "accesskit_atspi_common",
@@ -376,19 +373,20 @@ checksum = "628d228f918ac3b82fe590352cc719d30664a0c13ca3a60266fe02c7132d480a"
 
 [[package]]
 name = "atspi"
-version = "0.29.0"
+version = "0.25.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c77886257be21c9cd89a4ae7e64860c6f0eefca799bb79127913052bd0eefb3d"
+checksum = "c83247582e7508838caf5f316c00791eee0e15c0bf743e6880585b867e16815c"
 dependencies = [
  "atspi-common",
+ "atspi-connection",
  "atspi-proxies",
 ]
 
 [[package]]
 name = "atspi-common"
-version = "0.13.0"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "20c5617155740c98003016429ad13fe43ce7a77b007479350a9f8bf95a29f63d"
+checksum = "33dfc05e7cdf90988a197803bf24f5788f94f7c94a69efa95683e8ffe76cfdfb"
 dependencies = [
  "enumflags2",
  "serde",
@@ -401,10 +399,22 @@ dependencies = [
 ]
 
 [[package]]
-name = "atspi-proxies"
-version = "0.13.0"
+name = "atspi-connection"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2230e48787ed3eb4088996eab66a32ca20c0b67bbd4fd6cdfe79f04f1f04c9fc"
+checksum = "4193d51303d8332304056ae0004714256b46b6635a5c556109b319c0d3784938"
+dependencies = [
+ "atspi-common",
+ "atspi-proxies",
+ "futures-lite",
+ "zbus",
+]
+
+[[package]]
+name = "atspi-proxies"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d2eebcb9e7e76f26d0bcfd6f0295e1cd1e6f33bedbc5698a971db8dc43d7751c"
 dependencies = [
  "atspi-common",
  "serde",
@@ -1150,12 +1160,6 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d9c4f5dac5e15c24eb999c26181a6ca40b39fe946cbe4c263c7209467bc83af2"
 
-[[package]]
-name = "foldhash"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "77ce24cb58228fbb8aa041425bb1050850ac19177686ea6e0f41a70416f56fdb"
-
 [[package]]
 name = "foreign-types"
 version = "0.5.0"
@@ -1662,16 +1666,7 @@ version = "0.15.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9229cfe53dfd69f0609a49f65461bd93001ea1ef889cd5529dd176593f5338a1"
 dependencies = [
- "foldhash 0.1.5",
-]
-
-[[package]]
-name = "hashbrown"
-version = "0.16.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "841d1cc9bed7f9236f321df977030373f4a4163ae1a7dbfe1a51a2c1a51d9100"
-dependencies = [
- "foldhash 0.2.0",
+ "foldhash",
 ]
 
 [[package]]

Cargo.toml

@@ -55,8 +55,11 @@ readme = "README.md"
 keywords = ["wayland", "compositor", "tiling", "smithay", "wm"]
 
 [dependencies]
-accesskit = { version = "0.24.0", optional = true }
-accesskit_unix = { version = "0.21.0", optional = true }
+# accesskit_unix 0.18 has a regression where it doesn't work in normal configurations.
+# accesskit 0.21 is its correct dependent version.
+# https://github.com/niri-wm/niri/issues/3594
+accesskit = { version = "0.21", optional = true }
+accesskit_unix = { version = "0.17", optional = true }
 anyhow.workspace = true
 arrayvec = "0.7.6"
 async-channel = "2.5.0"

src/a11y.rs

@@ -3,7 +3,7 @@ use std::thread;
 
 use accesskit::{
     ActionHandler, ActionRequest, ActivationHandler, DeactivationHandler, Live, Node, NodeId, Role,
-    Tree, TreeId, TreeUpdate,
+    Tree, TreeUpdate,
 };
 use accesskit_unix::Adapter;
 use calloop::LoopHandle;
@@ -220,7 +220,6 @@ impl Niri {
         let update = TreeUpdate {
             nodes,
             tree: None,
-            tree_id: TreeId::ROOT,
             focus,
         };
 
@@ -247,7 +246,6 @@ impl Niri {
         let update = TreeUpdate {
             nodes: vec![(ID_ANNOUNCEMENT, node)],
             tree: None,
-            tree_id: TreeId::ROOT,
             focus: self.a11y.focus,
         };
 
@@ -341,7 +339,6 @@ impl Niri {
                 (ID_MRU, mru),
             ],
             tree: Some(tree),
-            tree_id: TreeId::ROOT,
             focus,
         }
     }