Introduce Widget::overlay 🎉

native/src/widget/button.rs

@@ -139,7 +139,7 @@ impl State {
     }
 }
 
-impl<'a, Message, Renderer> Widget<Message, Renderer>
+impl<'a, Message, Renderer> Widget<'a, Message, Renderer>
     for Button<'a, Message, Renderer>
 where
     Renderer: self::Renderer,

native/src/widget/checkbox.rs

@@ -106,7 +106,7 @@ impl<Message, Renderer: self::Renderer + text::Renderer>
     }
 }
 
-impl<Message, Renderer> Widget<Message, Renderer>
+impl<'a, Message, Renderer> Widget<'a, Message, Renderer>
     for Checkbox<Message, Renderer>
 where
     Renderer: self::Renderer + text::Renderer + row::Renderer,

native/src/widget/column.rs

@@ -121,7 +121,7 @@ impl<'a, Message, Renderer> Column<'a, Message, Renderer> {
     }
 }
 
-impl<'a, Message, Renderer> Widget<Message, Renderer>
+impl<'a, Message, Renderer> Widget<'a, Message, Renderer>
     for Column<'a, Message, Renderer>
 where
     Renderer: self::Renderer,

native/src/widget/container.rs

@@ -129,7 +129,7 @@ where
     }
 }
 
-impl<'a, Message, Renderer> Widget<Message, Renderer>
+impl<'a, Message, Renderer> Widget<'a, Message, Renderer>
     for Container<'a, Message, Renderer>
 where
     Renderer: self::Renderer,

native/src/widget/image.rs

@@ -54,7 +54,7 @@ impl Image {
     }
 }
 
-impl<Message, Renderer> Widget<Message, Renderer> for Image
+impl<'a, Message, Renderer> Widget<'a, Message, Renderer> for Image
 where
     Renderer: self::Renderer,
 {

native/src/widget/pane_grid.rs

@@ -387,7 +387,7 @@ pub struct KeyPressEvent {
     pub modifiers: keyboard::ModifiersState,
 }
 
-impl<'a, Message, Renderer> Widget<Message, Renderer>
+impl<'a, Message, Renderer> Widget<'a, Message, Renderer>
     for PaneGrid<'a, Message, Renderer>
 where
     Renderer: self::Renderer,

native/src/widget/progress_bar.rs

@@ -70,7 +70,8 @@ impl<Renderer: self::Renderer> ProgressBar<Renderer> {
     }
 }
 
-impl<Message, Renderer> Widget<Message, Renderer> for ProgressBar<Renderer>
+impl<'a, Message, Renderer> Widget<'a, Message, Renderer>
+    for ProgressBar<Renderer>
 where
     Renderer: self::Renderer,
 {

native/src/widget/radio.rs

@@ -121,7 +121,8 @@ impl<Message, Renderer: self::Renderer + text::Renderer>
     }
 }
 
-impl<Message, Renderer> Widget<Message, Renderer> for Radio<Message, Renderer>
+impl<'a, Message, Renderer> Widget<'a, Message, Renderer>
+    for Radio<Message, Renderer>
 where
     Renderer: self::Renderer + text::Renderer + row::Renderer,
     Message: Clone,

native/src/widget/row.rs

@@ -122,7 +122,7 @@ impl<'a, Message, Renderer> Row<'a, Message, Renderer> {
     }
 }
 
-impl<'a, Message, Renderer> Widget<Message, Renderer>
+impl<'a, Message, Renderer> Widget<'a, Message, Renderer>
     for Row<'a, Message, Renderer>
 where
     Renderer: self::Renderer,

native/src/widget/scrollable.rs

@@ -110,7 +110,7 @@ impl<'a, Message, Renderer: self::Renderer> Scrollable<'a, Message, Renderer> {
     }
 }
 
-impl<'a, Message, Renderer> Widget<Message, Renderer>
+impl<'a, Message, Renderer> Widget<'a, Message, Renderer>
     for Scrollable<'a, Message, Renderer>
 where
     Renderer: self::Renderer + column::Renderer,

native/src/widget/slider.rs

@@ -154,7 +154,7 @@ impl State {
     }
 }
 
-impl<'a, T, Message, Renderer> Widget<Message, Renderer>
+impl<'a, T, Message, Renderer> Widget<'a, Message, Renderer>
     for Slider<'a, T, Message, Renderer>
 where
     T: Copy + Into<f64> + num_traits::FromPrimitive,

native/src/widget/space.rs

@@ -43,7 +43,7 @@ impl Space {
     }
 }
 
-impl<'a, Message, Renderer> Widget<Message, Renderer> for Space
+impl<'a, Message, Renderer> Widget<'a, Message, Renderer> for Space
 where
     Renderer: self::Renderer,
 {

native/src/widget/svg.rs

@@ -60,7 +60,7 @@ impl Svg {
     }
 }
 
-impl<Message, Renderer> Widget<Message, Renderer> for Svg
+impl<'a, Message, Renderer> Widget<'a, Message, Renderer> for Svg
 where
     Renderer: self::Renderer,
 {

native/src/widget/text.rs

@@ -112,7 +112,7 @@ impl<Renderer: self::Renderer> Text<Renderer> {
     }
 }
 
-impl<Message, Renderer> Widget<Message, Renderer> for Text<Renderer>
+impl<'a, Message, Renderer> Widget<'a, Message, Renderer> for Text<Renderer>
 where
     Renderer: self::Renderer,
 {

native/src/widget/text_input.rs

@@ -165,7 +165,7 @@ impl<'a, Message, Renderer: self::Renderer> TextInput<'a, Message, Renderer> {
     }
 }
 
-impl<'a, Message, Renderer> Widget<Message, Renderer>
+impl<'a, Message, Renderer> Widget<'a, Message, Renderer>
     for TextInput<'a, Message, Renderer>
 where
     Renderer: self::Renderer,