Reintroduce Box for style_sheet in TextInput

examples/styling/src/main.rs

@@ -77,7 +77,7 @@ impl Sandbox for Styling {
         )
         .padding(10)
         .size(20)
-        .style(self.theme.into());
+        .style(self.theme);
 
         let button = Button::new(&mut self.button, Text::new("Submit"))
             .padding(10)
@@ -194,11 +194,11 @@ mod style {
         }
     }
 
-    impl From<Theme> for &'static dyn text_input::StyleSheet {
+    impl<'a> From<Theme> for Box<dyn text_input::StyleSheet + 'a> {
         fn from(theme: Theme) -> Self {
             match theme {
                 Theme::Light => Default::default(),
-                Theme::Dark => &dark::TextInput,
+                Theme::Dark => dark::TextInput.into(),
             }
         }
     }

native/src/widget/text_input.rs

@@ -66,7 +66,7 @@ pub struct TextInput<'a, Message, Renderer: text::Renderer> {
     size: Option<u16>,
     on_change: Box<dyn Fn(String) -> Message>,
     on_submit: Option<Message>,
-    style_sheet: &'a dyn StyleSheet,
+    style_sheet: Box<dyn StyleSheet + 'a>,
 }
 
 impl<'a, Message, Renderer> TextInput<'a, Message, Renderer>
@@ -152,7 +152,10 @@ where
     }
 
     /// Sets the style of the [`TextInput`].
-    pub fn style(mut self, style_sheet: &'a dyn StyleSheet) -> Self {
+    pub fn style(
+        mut self,
+        style_sheet: impl Into<Box<dyn StyleSheet + 'a>>,
+    ) -> Self {
         self.style_sheet = style_sheet.into();
         self
     }

style/src/text_input.rs

@@ -73,8 +73,17 @@ impl StyleSheet for Default {
     }
 }
 
-impl std::default::Default for &'static dyn StyleSheet {
+impl std::default::Default for Box<dyn StyleSheet> {
     fn default() -> Self {
-        &Default
+        Box::new(Default)
+    }
+}
+
+impl<'a, T> From<T> for Box<dyn StyleSheet + 'a>
+where
+    T: StyleSheet + 'a,
+{
+    fn from(style_sheet: T) -> Self {
+        Box::new(style_sheet)
     }
 }

web/src/widget/text_input.rs

@@ -39,7 +39,7 @@ pub struct TextInput<'a, Message> {
     size: Option<u16>,
     on_change: Rc<Box<dyn Fn(String) -> Message>>,
     on_submit: Option<Message>,
-    style_sheet: &'a dyn StyleSheet,
+    style_sheet: Box<dyn StyleSheet + 'a>,
 }
 
 impl<'a, Message> TextInput<'a, Message> {
@@ -112,8 +112,11 @@ impl<'a, Message> TextInput<'a, Message> {
     }
 
     /// Sets the style of the [`TextInput`].
-    pub fn style(mut self, style_sheet: &'a dyn StyleSheet) -> Self {
-        self.style_sheet = style_sheet;
+    pub fn style(
+        mut self,
+        style_sheet: impl Into<Box<dyn StyleSheet + 'a>>,
+    ) -> Self {
+        self.style_sheet = style_sheet.into();
         self
     }
 }