4 files changed, 45 insertions, 6 deletions
diff --git a/core/src/animation.rs b/core/src/animation.rs
index 258fd084..14cbb5c3 100644
--- a/core/src/animation.rs
+++ b/core/src/animation.rs
@@ -13,6 +13,7 @@ where
     T: Clone + Copy + PartialEq + Float,
 {
     raw: lilt::Animated<T, Instant>,
+    duration: Duration, // TODO: Expose duration getter in `lilt`
 }
 
 impl<T> Animation<T>
@@ -23,6 +24,7 @@ where
     pub fn new(state: T) -> Self {
         Self {
             raw: lilt::Animated::new(state),
+            duration: Duration::from_millis(100),
         }
     }
 
@@ -58,6 +60,7 @@ where
     /// Sets the duration of the [`Animation`] to the given value.
     pub fn duration(mut self, duration: Duration) -> Self {
         self.raw = self.raw.duration(duration.as_secs_f32() * 1_000.0);
+        self.duration = duration;
         self
     }
 
@@ -133,4 +136,13 @@ impl Animation<bool> {
     {
         self.raw.animate_bool(start, end, at)
     }
+
+    /// Returns the remaining [`Duration`] of the [`Animation`].
+    pub fn remaining(&self, at: Instant) -> Duration {
+        Duration::from_secs_f32(self.interpolate(
+            self.duration.as_secs_f32(),
+            0.0,
+            at,
+        ))
+    }
 }
diff --git a/core/src/length.rs b/core/src/length.rs
index 5f24169f..363833c4 100644
--- a/core/src/length.rs
+++ b/core/src/length.rs
@@ -77,8 +77,8 @@ impl From<f32> for Length {
     }
 }
 
-impl From<u16> for Length {
-    fn from(units: u16) -> Self {
-        Length::Fixed(f32::from(units))
+impl From<u32> for Length {
+    fn from(units: u32) -> Self {
+        Length::Fixed(units as f32)
     }
 }
diff --git a/core/src/pixels.rs b/core/src/pixels.rs
index 7d6267cf..c87e2b31 100644
--- a/core/src/pixels.rs
+++ b/core/src/pixels.rs
@@ -20,9 +20,9 @@ impl From<f32> for Pixels {
     }
 }
 
-impl From<u16> for Pixels {
-    fn from(amount: u16) -> Self {
-        Self(f32::from(amount))
+impl From<u32> for Pixels {
+    fn from(amount: u32) -> Self {
+        Self(amount as f32)
     }
 }
 
diff --git a/core/src/widget/operation/focusable.rs b/core/src/widget/operation/focusable.rs
index 8f66e575..a1327bc1 100644
--- a/core/src/widget/operation/focusable.rs
+++ b/core/src/widget/operation/focusable.rs
@@ -61,6 +61,33 @@ pub fn focus<T>(target: Id) -> impl Operation<T> {
     Focus { target }
 }
 
+/// Produces an [`Operation`] that unfocuses the focused widget.
+pub fn unfocus<T>() -> impl Operation<T> {
+    struct Unfocus;
+
+    impl<T> Operation<T> for Unfocus {
+        fn focusable(
+            &mut self,
+            _id: Option<&Id>,
+            _bounds: Rectangle,
+            state: &mut dyn Focusable,
+        ) {
+            state.unfocus();
+        }
+
+        fn container(
+            &mut self,
+            _id: Option<&Id>,
+            _bounds: Rectangle,
+            operate_on_children: &mut dyn FnMut(&mut dyn Operation<T>),
+        ) {
+            operate_on_children(self);
+        }
+    }
+
+    Unfocus
+}
+
 /// Produces an [`Operation`] that generates a [`Count`] and chains it with the
 /// provided function to build a new [`Operation`].
 pub fn count() -> impl Operation<Count> {