REFACTOR: clean code and some bug fixed

src/controller/event_handlers/switch_event_handlers.rs

@@ -1,26 +1,16 @@
-use crate::{
-    model::model::*,
-    view::components::switch::SwitchExt,
-    gtk::{
-        *,
-        prelude::*
-    },
-};
+use crate::{gtk::prelude::*, model::model::*, view::components::switch::SwitchExt};
 
-pub trait SwEventHandler{
+pub trait SwEventHandler {
     fn on_toggle(self) -> ();
 }
 
 impl<F, C> SwEventHandler for EventHandler<F, C>
-    where F: Fn(&C) + FnOnce(&C) + FnMut(&C) + 'static, C: SwitchExt + WidgetExt{
+where
+    F: Fn(&C) + FnOnce(&C) + FnMut(&C) + 'static,
+    C: SwitchExt + WidgetExt,
+{
     fn on_toggle(self) -> () {
-        self.component.connect_state_notify(move |switch| {
-            (self.callback)(switch)
-        });
+        self.component
+            .connect_state_notify(move |switch| (self.callback)(switch));
     }
 }
-
-pub fn clearing(output : &TextView, input: &TextView){
-    input.buffer().set_text("");
-    output.buffer().set_text("");
-}