1 files changed, 73 insertions, 0 deletions
diff --git a/pure/src/widget.rs b/pure/src/widget.rs
new file mode 100644
index 00000000..bf63b999
--- /dev/null
+++ b/pure/src/widget.rs
@@ -0,0 +1,73 @@
+mod button;
+mod column;
+mod element;
+mod text;
+mod tree;
+
+pub use button::Button;
+pub use column::Column;
+pub use element::Element;
+pub use text::Text;
+pub use tree::Tree;
+
+use iced_native::event::{self, Event};
+use iced_native::layout::{self, Layout};
+use iced_native::mouse;
+use iced_native::renderer;
+use iced_native::{Clipboard, Hasher, Length, Point, Rectangle, Shell};
+
+use std::any::{self, Any};
+
+pub trait Widget<Message, Renderer> {
+    fn tag(&self) -> any::TypeId;
+
+    fn state(&self) -> Box<dyn Any>;
+
+    fn children(&self) -> &[Element<Message, Renderer>];
+
+    fn width(&self) -> Length;
+
+    fn height(&self) -> Length;
+
+    fn hash_layout(&self, state: &mut Hasher);
+
+    fn layout(
+        &self,
+        renderer: &Renderer,
+        limits: &layout::Limits,
+    ) -> layout::Node;
+
+    fn draw(
+        &self,
+        state: &Tree<Message, Renderer>,
+        renderer: &mut Renderer,
+        style: &renderer::Style,
+        layout: Layout<'_>,
+        cursor_position: Point,
+        viewport: &Rectangle,
+    );
+
+    fn mouse_interaction(
+        &self,
+        _state: &Tree<Message, Renderer>,
+        _layout: Layout<'_>,
+        _cursor_position: Point,
+        _viewport: &Rectangle,
+        _renderer: &Renderer,
+    ) -> mouse::Interaction {
+        mouse::Interaction::Idle
+    }
+
+    fn on_event(
+        &mut self,
+        _state: &mut Tree<Message, Renderer>,
+        _event: Event,
+        _layout: Layout<'_>,
+        _cursor_position: Point,
+        _renderer: &Renderer,
+        _clipboard: &mut dyn Clipboard,
+        _shell: &mut Shell<'_, Message>,
+    ) -> event::Status {
+        event::Status::Ignored
+    }
+}