diff --git a/src/core/sense.rs b/src/core/sense.rs
index 7a7ed95..6676afb 100644
--- a/src/core/sense.rs
+++ b/src/core/sense.rs
@@ -142,6 +142,17 @@ impl<Ctx> SensorModule<Ctx> {
     }
 }
 
+pub trait SensorCtx: UiCtx {
+    fn run_sensors(&mut self, cursor: &CursorState, window_size: Vec2);
+}
+
+impl<Ctx: UiCtx + 'static> SensorCtx for Ctx {
+    fn run_sensors(&mut self, cursor: &CursorState, window_size: Vec2) {
+        SensorModule::<Ctx>::run(self, cursor, window_size);
+        SensorModule::<Ui>::run(self.ui(), cursor, window_size);
+    }
+}
+
 impl<Ctx: UiCtx + 'static> SensorModule<Ctx> {
     pub fn run(ctx: &mut Ctx, cursor: &CursorState, window_size: Vec2) {
         let layers = std::mem::take(&mut ctx.ui().layers);
@@ -243,20 +254,20 @@ impl ActivationState {
     }
 }
 
-impl<Ctx: 'static> Event<Ctx> for Senses {
-    type Module = SensorModule<Ctx>;
+impl Event for Senses {
+    type Module<Ctx: 'static> = SensorModule<Ctx>;
     type Data = SenseData;
 }
 
-impl<Ctx: 'static> Event<Ctx> for Sense {
-    type Module = SensorModule<Ctx>;
+impl Event for Sense {
+    type Module<Ctx: 'static> = SensorModule<Ctx>;
     type Data = SenseData;
 }
 
-impl<E: Event<Ctx, Data = <Senses as Event<Ctx>>::Data> + Into<Senses>, Ctx: 'static>
-    EventModule<E, Ctx> for SensorModule<Ctx>
+impl<E: Event<Data = <Senses as Event>::Data> + Into<Senses>, Ctx: 'static> EventModule<E, Ctx>
+    for SensorModule<Ctx>
 {
-    fn register(&mut self, id: Id, senses: E, f: impl EventFn<Ctx, <E as Event<Ctx>>::Data>) {
+    fn register(&mut self, id: Id, senses: E, f: impl EventFn<Ctx, <E as Event>::Data>) {
         // TODO: does not add to active if currently active
         self.map.entry(id).or_default().sensors.push(Sensor {
             senses: senses.into(),
diff --git a/src/layout/event.rs b/src/layout/event.rs
index 64a88af..375d1c3 100644
--- a/src/layout/event.rs
+++ b/src/layout/event.rs
@@ -15,8 +15,8 @@ impl UiCtx for Ui {
     }
 }
 
-pub trait Event<Ctx>: Sized {
-    type Module: EventModule<Self, Ctx>;
+pub trait Event: Sized {
+    type Module<Ctx: 'static>: EventModule<Self, Ctx>;
     type Data: Clone;
 }
 
@@ -24,13 +24,13 @@ pub trait EventFn<Ctx, Data>: Fn(&mut Ctx, Data) + 'static {}
 impl<F: Fn(&mut Ctx, Data) + 'static, Ctx, Data> EventFn<Ctx, Data> for F {}
 
 pub trait Eventable<W, Tag> {
-    fn on<E: Event<Ctx>, Ctx>(
+    fn on<E: Event, Ctx: 'static>(
         self,
         event: E,
         f: impl EventFn<Ctx, E::Data>,
     ) -> impl WidgetIdFn<W> + Eventable<W, IdFnTag>;
 
-    fn id_on<E: Event<Ctx>, Ctx>(
+    fn id_on<E: Event, Ctx: 'static>(
         self,
         event: E,
         f: impl Fn(&WidgetId<W>, &mut Ctx, E::Data) + 'static,
@@ -38,7 +38,7 @@ pub trait Eventable<W, Tag> {
     where
         W: Widget;
 
-    fn edit_on<E: Event<Ui>>(
+    fn edit_on<E: Event>(
         self,
         event: E,
         f: impl Fn(&mut W, E::Data) + 'static,
@@ -48,7 +48,7 @@ pub trait Eventable<W, Tag> {
 }
 
 impl<W: WidgetLike<Tag>, Tag> Eventable<W::Widget, Tag> for W {
-    fn on<E: Event<Ctx>, Ctx>(
+    fn on<E: Event, Ctx: 'static>(
         self,
         event: E,
         f: impl EventFn<Ctx, E::Data>,
@@ -56,13 +56,13 @@ impl<W: WidgetLike<Tag>, Tag> Eventable<W::Widget, Tag> for W {
         move |ui| {
             let id = self.add(ui);
             ui.modules
-                .get_mut::<E::Module>()
+                .get_mut::<E::Module<Ctx>>()
                 .register(id.id.duplicate(), event, f);
             id
         }
     }
 
-    fn id_on<E: Event<Ctx>, Ctx>(
+    fn id_on<E: Event, Ctx: 'static>(
         self,
         event: E,
         f: impl Fn(&WidgetId<W::Widget>, &mut Ctx, E::Data) + 'static,
@@ -76,7 +76,7 @@ impl<W: WidgetLike<Tag>, Tag> Eventable<W::Widget, Tag> for W {
         })
     }
 
-    fn edit_on<E: Event<Ui>>(
+    fn edit_on<E: Event>(
         self,
         event: E,
         f: impl Fn(&mut W::Widget, E::Data) + 'static,
@@ -84,7 +84,7 @@ impl<W: WidgetLike<Tag>, Tag> Eventable<W::Widget, Tag> for W {
     where
         W::Widget: Widget,
     {
-        self.id_on(event, move |id, ui, pos| f(&mut ui[id], pos))
+        self.id_on(event, move |id, ui: &mut Ui, pos| f(&mut ui[id], pos))
     }
 }
 
@@ -92,12 +92,12 @@ pub trait DefaultEvent: Hash + Eq + 'static {
     type Data: Clone;
 }
 
-impl<E: DefaultEvent, Ctx: 'static> Event<Ctx> for E {
-    type Module = DefaultEventModule<E, Ctx>;
+impl<E: DefaultEvent> Event for E {
+    type Module<Ctx: 'static> = DefaultEventModule<E, Ctx>;
     type Data = E::Data;
 }
 
-pub trait EventModule<E: Event<Ctx>, Ctx>: UiModule + Default {
+pub trait EventModule<E: Event, Ctx>: UiModule + Default {
     fn register(&mut self, id: Id, event: E, f: impl EventFn<Ctx, E::Data>);
     fn run<'a>(
         &self,
@@ -107,11 +107,11 @@ pub trait EventModule<E: Event<Ctx>, Ctx>: UiModule + Default {
 }
 
 type EventFnMap<Ctx, Data> = HashMap<Id, Vec<Rc<dyn EventFn<Ctx, Data>>>>;
-pub struct DefaultEventModule<E: Event<Ctx>, Ctx> {
-    map: HashMap<E, EventFnMap<Ctx, <E as Event<Ctx>>::Data>>,
+pub struct DefaultEventModule<E: Event, Ctx> {
+    map: HashMap<E, EventFnMap<Ctx, <E as Event>::Data>>,
 }
 
-impl<E: Event<Ctx> + 'static, Ctx: 'static> UiModule for DefaultEventModule<E, Ctx> {
+impl<E: Event + 'static, Ctx: 'static> UiModule for DefaultEventModule<E, Ctx> {
     fn on_remove(&mut self, id: &Id) {
         for map in self.map.values_mut() {
             map.remove(id);
@@ -119,11 +119,11 @@ impl<E: Event<Ctx> + 'static, Ctx: 'static> UiModule for DefaultEventModule<E, C
     }
 }
 
-pub trait HashableEvent<Ctx>: Event<Ctx> + Hash + Eq + 'static {}
-impl<E: Event<Ctx> + Hash + Eq + 'static, Ctx> HashableEvent<Ctx> for E {}
+pub trait HashableEvent: Event + Hash + Eq + 'static {}
+impl<E: Event + Hash + Eq + 'static> HashableEvent for E {}
 
-impl<E: HashableEvent<Ctx>, Ctx: 'static> EventModule<E, Ctx> for DefaultEventModule<E, Ctx> {
-    fn register(&mut self, id: Id, event: E, f: impl EventFn<Ctx, <E as Event<Ctx>>::Data>) {
+impl<E: HashableEvent, Ctx: 'static> EventModule<E, Ctx> for DefaultEventModule<E, Ctx> {
+    fn register(&mut self, id: Id, event: E, f: impl EventFn<Ctx, <E as Event>::Data>) {
         self.map
             .entry(event)
             .or_default()
@@ -148,7 +148,7 @@ impl<E: HashableEvent<Ctx>, Ctx: 'static> EventModule<E, Ctx> for DefaultEventMo
     }
 }
 
-impl<E: HashableEvent<Ctx>, Ctx: 'static> DefaultEventModule<E, Ctx> {
+impl<E: HashableEvent, Ctx: 'static> DefaultEventModule<E, Ctx> {
     pub fn run_all(&self, ctx: &mut Ctx, event: E, data: E::Data)
     where
         E::Data: Clone,
@@ -163,7 +163,7 @@ impl<E: HashableEvent<Ctx>, Ctx: 'static> DefaultEventModule<E, Ctx> {
     }
 }
 
-impl<E: Event<Ctx> + 'static, Ctx: 'static> Default for DefaultEventModule<E, Ctx> {
+impl<E: Event + 'static, Ctx: 'static> Default for DefaultEventModule<E, Ctx> {
     fn default() -> Self {
         Self {
             map: Default::default(),
@@ -172,14 +172,40 @@ impl<E: Event<Ctx> + 'static, Ctx: 'static> Default for DefaultEventModule<E, Ct
 }
 
 impl Ui {
-    pub fn run_event<E: Event<Ctx>, Ctx: UiCtx, W>(
+    pub fn run_event<E: Event + Clone, Ctx: UiCtx + 'static, W>(
         ctx: &mut Ctx,
         id: &WidgetId<W>,
         event: E,
         data: E::Data,
     ) {
-        if let Some(f) = ctx.ui().modules.get_mut::<E::Module>().run(&id.id, event) {
+        Self::run_event_inner(ctx, id, event.clone(), data.clone());
+        Self::run_event_inner(ctx.ui(), id, event, data);
+    }
+
+    fn run_event_inner<E: Event, Ctx: UiCtx + 'static, W>(
+        ctx: &mut Ctx,
+        id: &WidgetId<W>,
+        event: E,
+        data: E::Data,
+    ) {
+        if let Some(f) = ctx
+            .ui()
+            .modules
+            .get_mut::<E::Module<Ctx>>()
+            .run(&id.id, event)
+        {
             f(ctx, data);
         }
     }
 }
+
+pub trait EventCtx: UiCtx {
+    fn run_event<E: Event + Clone, W>(&mut self, id: &WidgetId<W>, event: E, data: E::Data);
+}
+
+impl<Ctx: UiCtx + 'static> EventCtx for Ctx {
+    fn run_event<E: Event + Clone, W>(&mut self, id: &WidgetId<W>, event: E, data: E::Data) {
+        Ui::run_event_inner(self, id, event.clone(), data.clone());
+        Ui::run_event_inner(self.ui(), id, event, data);
+    }
+}
diff --git a/src/testing/mod.rs b/src/testing/mod.rs
index 70fc243..6c6c53d 100644
--- a/src/testing/mod.rs
+++ b/src/testing/mod.rs
@@ -24,7 +24,7 @@ pub struct Client {
     focus: Option<WidgetId<TextEdit>>,
 }
 
-#[derive(Eq, PartialEq, Hash)]
+#[derive(Eq, PartialEq, Hash, Clone)]
 struct Submit;
 
 impl DefaultEvent for Submit {
@@ -153,7 +153,7 @@ impl Client {
                 add_text.clone(),
                 Rect::new(Color::GREEN)
                     .on(Sense::click(), move |client: &mut Client, _| {
-                        Ui::run_event(client, &add_text, Submit, ());
+                        client.run_event(&add_text, Submit, ());
                     })
                     .size(40),
             )
@@ -221,8 +221,7 @@ impl Client {
         }
         if input_changed {
             let window_size = self.window_size();
-            SensorModule::run(&mut self.ui, &cursor_state, window_size);
-            SensorModule::run(self, &cursor_state, window_size);
+            self.run_sensors(&cursor_state, window_size);
         }
         match event {
             WindowEvent::CloseRequested => event_loop.exit(),
@@ -244,7 +243,7 @@ impl Client {
                             self.focus = None;
                         }
                         TextInputResult::Submit => {
-                            Ui::run_event(self, &sel.clone(), Submit, ());
+                            self.run_event(&sel.clone(), Submit, ());
                         }
                         _ => (),
                     }