rust: Nexus Terminal app shell (title bar, sidebar, tabs, split panes, terminal view, palette, prompts, dialogs, toasts, status bar)

rust/app/src/triggers.rs

@@ -0,0 +1,25 @@
+//! Trigger rules: match terminal output lines and notify / highlight / beep.
+//! STUB — interface fixed; implementation pending.
+
+use crate::state::Shared;
+
+#[derive(Default)]
+pub struct Triggers {
+    open: bool,
+}
+
+impl Triggers {
+    pub fn open(&mut self) {
+        self.open = true;
+    }
+
+    /// Feeds session output; fires matching rules (toasts, highlight request, bell).
+    /// Returns true if the tab should be highlighted.
+    pub fn check(&mut self, _s: &mut Shared, _session: &str, _data: &[u8]) -> bool {
+        false
+    }
+
+    pub fn cleanup(&mut self, _session: &str) {}
+
+    pub fn ui(&mut self, _ctx: &egui::Context, _s: &mut Shared) {}
+}