actually sane sensor handling

src/layout/ui.rs

@@ -1,5 +1,5 @@
 use crate::{
-    ActiveSensors, HashMap, Painter, SenseCtx, Sensor, SensorMap, Widget, WidgetId, WidgetLike,
+    ActiveSensors, HashMap, Painter, SensorMap, Widget, WidgetId, WidgetLike,
     primitive::Primitives,
     util::{IDTracker, Id},
 };
@@ -13,8 +13,8 @@ pub struct Ui<Ctx> {
     base: Option<WidgetId>,
     widgets: Widgets<Ctx>,
     updates: Vec<WidgetId>,
-    active_sensors: ActiveSensors<Ctx>,
-    sensor_map: SensorMap<Ctx>,
+    pub(super) active_sensors: ActiveSensors,
+    pub(super) sensor_map: SensorMap<Ctx>,
     primitives: Primitives,
     full_redraw: bool,
 }
@@ -85,26 +85,6 @@ impl<Ctx> Ui<Ctx> {
         self.primitives = painter.finish();
     }
 
-    pub fn add_sensor<W>(&mut self, id: &WidgetId<W>, f: Sensor<Ctx>) {
-        self.sensor_map
-            .entry(id.id.duplicate())
-            .or_default()
-            .push(f);
-    }
-
-    pub fn run_sensors(&mut self, ctx: &mut Ctx)
-    where
-        Ctx: SenseCtx + 'static,
-    {
-        for sensors in self.active_sensors.clone().iter().rev() {
-            for sensor in sensors {
-                if ctx.active(&sensor.trigger) {
-                    (sensor.f.box_clone())(self, ctx);
-                }
-            }
-        }
-    }
-
     pub fn update(&mut self, ctx: &mut Ctx) -> Option<&Primitives>
     where
         Ctx: 'static,