diff --git a/crates/app/src/api.rs b/crates/app/src/api.rs
index 08e4b5a0..a5e414da 100644
--- a/crates/app/src/api.rs
+++ b/crates/app/src/api.rs
@@ -8,7 +8,24 @@ macro_rules! cmd { ($cmd:expr) => {{ $cmd; None }}; }
 macro_rules! cmd_todo { ($msg:literal) => {{ println!($msg); None }}; }
 
 expose!([self: Tek]
-    ([bool])
+    ([bool]
+        (":mode-editor" self.is_editing())
+        (":mode-clip"   !self.is_editing() && self.selected.is_clip())
+        (":mode-track"  !self.is_editing() && self.selected.is_track())
+        (":mode-scene"  !self.is_editing() && self.selected.is_scene())
+        (":mode-mix"    !self.is_editing() && self.selected.is_mix())
+        (":mode-pool-import" matches!(
+            self.pool.as_ref().map(|p|p.mode.as_ref()).flatten(),
+            Some(PoolMode::Import(..))))
+        (":mode-pool-export" matches!(
+            self.pool.as_ref().map(|p|p.mode.as_ref()).flatten(),
+            Some(PoolMode::Export(..))))
+        (":mode-pool-rename" matches!(
+            self.pool.as_ref().map(|p|p.mode.as_ref()).flatten(),
+            Some(PoolMode::Rename(..))))
+        (":mode-pool-length" matches!(
+            self.pool.as_ref().map(|p|p.mode.as_ref()).flatten(),
+            Some(PoolMode::Length(..)))))
     ([isize])
     ([Color])
     ([Arc<RwLock<MidiClip>>])