Add is-focused window rule matcher

1 files changed, 17 insertions, 0 deletions

diff --git a/src/window/mapped.rs b/src/window/mapped.rs
index 087bf0e7..a48ca636 100644
--- a/src/window/mapped.rs
+++ b/src/window/mapped.rs
@@ -29,6 +29,9 @@ pub struct Mapped {
     /// This is not used in all cases; for example, app ID and title changes recompute the rules
     /// immediately, rather than setting this flag.
     need_to_recompute_rules: bool,
+
+    /// Whether this window has the keyboard focus.
+    is_focused: bool,
 }
 
 impl Mapped {
@@ -37,6 +40,7 @@ impl Mapped {
             window,
             rules,
             need_to_recompute_rules: false,
+            is_focused: false,
         }
     }
 
@@ -64,6 +68,19 @@ impl Mapped {
 
         self.recompute_window_rules(rules)
     }
+
+    pub fn is_focused(&self) -> bool {
+        self.is_focused
+    }
+
+    pub fn set_is_focused(&mut self, is_focused: bool) {
+        if self.is_focused == is_focused {
+            return;
+        }
+
+        self.is_focused = is_focused;
+        self.need_to_recompute_rules = true;
+    }
 }
 
 impl LayoutElement for Mapped {