feat(backend): 写入 _NET_SUPPORTED 属性声明 EWMH 支持能力

2026-06-16 23:33:05 +08:00
parent 00df685184
commit 9f9adf7e2e
2 changed files with 32 additions and 13 deletions
--- a/src/backend/x11/backend.c
+++ b/src/backend/x11/backend.c
@@ -60,6 +60,21 @@ static void atoms_init(backend_t *backend) {
    *atom->atom       = reply->atom;
    p_delete(&reply);
  }
+
+#define EWMH_ITEM(name) atoms->name,
+  xcb_atom_t ewmh_supported_atoms[] = {EWMH_ATOMS(EWMH_ITEM)};
+#undef EWMH_ITEM
+  auto root = backend->screen->root;
+  xcb_change_property(
+    conn,
+    XCB_PROP_MODE_REPLACE,
+    root,
+    atoms->_NET_SUPPORTED,
+    XCB_ATOM_ATOM,
+    32,
+    countof(ewmh_supported_atoms),
+    ewmh_supported_atoms
+  );
 }

 static void create_wm_check_window(backend_t *backend) {