More performance and usability tweaks

- pin ui and decoder to opposite cores
 - disable touch wheel when controls are locked

src/drivers/include/relative_wheel.hpp

@@ -26,17 +26,21 @@ class RelativeWheel {
 
   explicit RelativeWheel(TouchWheel* touch);
 
-  // Not copyable or movable.
-  RelativeWheel(const RelativeWheel&) = delete;
-  RelativeWheel& operator=(const RelativeWheel&) = delete;
-
   auto Update() -> void;
+  auto SetEnabled(bool) -> void;
 
   auto is_clicking() -> bool;
   auto ticks() -> std::int_fast16_t;
 
+  // Not copyable or movable.
+  RelativeWheel(const RelativeWheel&) = delete;
+  RelativeWheel& operator=(const RelativeWheel&) = delete;
+
  private:
   TouchWheel* touch_;
+
+  bool is_enabled_;
+
   bool is_clicking_;
   bool was_clicking_;
   bool is_first_read_;

src/drivers/relative_wheel.cpp

@@ -15,6 +15,7 @@ namespace drivers {
 
 RelativeWheel::RelativeWheel(TouchWheel* touch)
     : touch_(touch),
+      is_enabled_(true),
       is_clicking_(false),
       was_clicking_(false),
       is_first_read_(true),
@@ -60,17 +61,24 @@ auto RelativeWheel::Update() -> void {
   }
 }
 
+auto RelativeWheel::SetEnabled(bool en) -> void {
+  is_enabled_ = en;
+}
+
 auto RelativeWheel::is_clicking() -> bool {
+  if (!is_enabled_) {
+    return false;
+  }
   bool ret = is_clicking_;
   is_clicking_ = 0;
   return ret;
 }
 
 auto RelativeWheel::ticks() -> std::int_fast16_t {
-  int_fast16_t t = ticks_;
+  if (!is_enabled_) {
-  if (t != 0) {
+    return 0;
-    ESP_LOGI("teeks", "ticks %d", t);
   }
+  int_fast16_t t = ticks_;
   ticks_ = 0;
   return t;
 }

src/ui/lvgl_task.cpp

@@ -109,7 +109,7 @@ void LvglMain(std::weak_ptr<drivers::RelativeWheel> weak_touch_wheel,
 auto StartLvgl(std::weak_ptr<drivers::RelativeWheel> touch_wheel,
                std::weak_ptr<drivers::Display> display) -> void {
   tasks::StartPersistent<tasks::Type::kUi>(
-      [=]() { LvglMain(touch_wheel, display); });
+      0, [=]() { LvglMain(touch_wheel, display); });
 }
 
 }  // namespace ui

src/ui/screen_track_browser.cpp

@@ -177,6 +177,7 @@ auto TrackBrowser::AddResults(
       text = "[ no data ]";
     }
     lv_obj_t* item = lv_list_add_btn(list_, NULL, text->c_str());
+    lv_label_set_long_mode(lv_obj_get_child(item, -1), LV_LABEL_LONG_DOT);
     lv_obj_add_event_cb(item, item_click_cb, LV_EVENT_CLICKED, this);
     lv_obj_add_event_cb(item, item_select_cb, LV_EVENT_FOCUSED, this);
 

src/ui/ui_fsm.cpp

@@ -97,6 +97,7 @@ void UiState::PopScreen() {
 
 void UiState::react(const system_fsm::KeyLockChanged& ev) {
   sDisplay->SetDisplayOn(ev.falling);
+  sRelativeWheel->SetEnabled(ev.falling);
 }
 
 void UiState::react(const system_fsm::BatteryPercentChanged&) {

src/ui/widget_top_bar.cpp

@@ -66,15 +66,15 @@ auto TopBar::Update(const State& state) -> void {
   }
 
   if (state.battery_percent >= 95) {
-    lv_label_set_text(battery_, LV_SYMBOL_BATTERY_FULL);
+    lv_label_set_text(battery_, "100");
   } else if (state.battery_percent >= 70) {
-    lv_label_set_text(battery_, LV_SYMBOL_BATTERY_1);
+    lv_label_set_text(battery_, ">70");
   } else if (state.battery_percent >= 40) {
-    lv_label_set_text(battery_, LV_SYMBOL_BATTERY_2);
+    lv_label_set_text(battery_, ">40");
   } else if (state.battery_percent >= 10) {
-    lv_label_set_text(battery_, LV_SYMBOL_BATTERY_3);
+    lv_label_set_text(battery_, ">10");
   } else {
-    lv_label_set_text(battery_, LV_SYMBOL_BATTERY_EMPTY);
+    lv_label_set_text(battery_, "0");
   }
 }