config: add client window criteria

jay-config/src/_private.rs

@@ -109,6 +109,7 @@ pub enum WindowCriterionIpc {
         regex: bool,
     },
     Types(WindowType),
+    Client(ClientMatcher),
 }
 
 #[derive(Serialize, Deserialize, Clone, Debug, Hash, Eq, PartialEq)]

jay-config/src/_private/client.rs

@@ -1638,6 +1638,7 @@ impl ConfigClient {
                 destroy_matcher,
             )
         };
+        let _destroy_client_matcher;
         let criterion = match criterion {
             WindowCriterion::Matcher(m) => return generic(GenericCriterion::Matcher(m)),
             WindowCriterion::Not(c) => return generic(GenericCriterion::Not(c)),
@@ -1645,6 +1646,13 @@ impl ConfigClient {
             WindowCriterion::Any(c) => return generic(GenericCriterion::Any(c)),
             WindowCriterion::Exactly(n, c) => return generic(GenericCriterion::Exactly(n, c)),
             WindowCriterion::Types(t) => WindowCriterionIpc::Types(t),
+            WindowCriterion::Client(c) => {
+                let (matcher, original) = self.create_client_matcher_(*c, true);
+                if original {
+                    _destroy_client_matcher = on_drop(move || matcher.destroy());
+                }
+                WindowCriterionIpc::Client(matcher)
+            }
         };
         let res = self.send_with_response(&ClientMessage::CreateWindowMatcher { criterion });
         get_response!(

jay-config/src/window.rs

@@ -1,7 +1,10 @@
 //! Tools for inspecting and manipulating windows.
 
 use {
-    crate::{Axis, Direction, Workspace, client::Client},
+    crate::{
+        Axis, Direction, Workspace,
+        client::{Client, ClientCriterion},
+    },
     serde::{Deserialize, Serialize},
     std::ops::Deref,
 };
@@ -231,6 +234,8 @@ pub enum WindowCriterion<'a> {
     Any(&'a [WindowCriterion<'a>]),
     /// Matches if an exact number of the contained criteria match.
     Exactly(usize, &'a [WindowCriterion<'a>]),
+    /// Matches if the window's client matches the client criterion.
+    Client(&'a ClientCriterion<'a>),
 }
 
 impl WindowCriterion<'_> {