1 files changed, 26 insertions, 0 deletions
diff --git a/src/events.rs b/src/events.rs
new file mode 100644
index 00000000..e86850cb
--- /dev/null
+++ b/src/events.rs
@@ -0,0 +1,26 @@
+//! Internal app events delivered via channel.
+//!
+//! Background tasks (PTY child watchers, future hook listeners, etc.) send
+//! events to the main loop through this channel. No polling needed.
+
+use crate::detect::{Agent, AgentState};
+use crate::layout::PaneId;
+
+/// An event from a background task to the main loop.
+#[derive(Debug)]
+pub enum AppEvent {
+    /// A pane's child process exited.
+    PaneDied {
+        pane_id: PaneId,
+    },
+    /// Agent state changed in a pane (detected by the PTY reader).
+    StateChanged {
+        pane_id: PaneId,
+        agent: Option<Agent>,
+        state: AgentState,
+    },
+    /// A new version was downloaded and installed. Restart to use it.
+    UpdateReady {
+        version: String,
+    },
+}