diff --git a/crates/dtmm/src/ui/widget/container.rs b/crates/dtmm/src/ui/widget/container.rs
deleted file mode 100644
index e58e64c..0000000
--- a/crates/dtmm/src/ui/widget/container.rs
+++ /dev/null
@@ -1,7 +0,0 @@
-use druid::{Data, Widget, WidgetPod};
-
-pub struct Container<T> {
-    child: WidgetPod<T, Box<dyn Widget<T>>>,
-}
-
-impl<T: Data> Container<T> {}
diff --git a/crates/dtmm/src/ui/widget/mod.rs b/crates/dtmm/src/ui/widget/mod.rs
index 801ad0a..ebb634e 100644
--- a/crates/dtmm/src/ui/widget/mod.rs
+++ b/crates/dtmm/src/ui/widget/mod.rs
@@ -2,11 +2,8 @@ use std::path::PathBuf;
 use std::sync::Arc;
 
 use druid::text::Formatter;
-use druid::widget::{TextBoxEvent, ValidationDelegate};
-use druid::EventCtx;
 use druid::{Data, Widget};
 
-pub mod container;
 pub mod controller;
 
 pub trait ExtraWidgetExt<T: Data>: Widget<T> + Sized + 'static {}
@@ -39,19 +36,3 @@ impl Formatter<Arc<PathBuf>> for PathBufFormatter {
         Ok(Arc::new(p))
     }
 }
-
-pub struct TextBoxOnChanged<F: Fn(&mut EventCtx, &str)>(F);
-
-impl<F: Fn(&mut EventCtx, &str)> TextBoxOnChanged<F> {
-    pub fn new(f: F) -> Self {
-        Self(f)
-    }
-}
-
-impl<F: Fn(&mut EventCtx, &str)> ValidationDelegate for TextBoxOnChanged<F> {
-    fn event(&mut self, ctx: &mut EventCtx, event: TextBoxEvent, current_text: &str) {
-        if let TextBoxEvent::Complete = event {
-            (self.0)(ctx, current_text)
-        }
-    }
-}