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-rw-r--r--native/src/widget/container.rs93
1 files changed, 93 insertions, 0 deletions
diff --git a/native/src/widget/container.rs b/native/src/widget/container.rs
new file mode 100644
index 00000000..bb78a68c
--- /dev/null
+++ b/native/src/widget/container.rs
@@ -0,0 +1,93 @@
+use std::hash::Hash;
+
+use crate::{
+ layout, Element, Event, Hasher, Layout, Length, Point, Size, Widget,
+};
+
+/// A container that distributes its contents vertically.
+pub type Container<'a, Message, Renderer> =
+ iced_core::Container<Element<'a, Message, Renderer>>;
+
+impl<'a, Message, Renderer> Widget<Message, Renderer>
+ for Container<'a, Message, Renderer>
+where
+ Renderer: crate::Renderer,
+{
+ fn width(&self) -> Length {
+ self.width
+ }
+
+ fn layout(
+ &self,
+ renderer: &Renderer,
+ limits: &layout::Limits,
+ ) -> layout::Node {
+ let limits = limits
+ .loose()
+ .max_width(self.max_width)
+ .max_height(self.max_height)
+ .width(self.width)
+ .height(self.height);
+
+ let mut content = self.content.layout(renderer, &limits);
+ let size = limits.resolve(content.size());
+
+ content.align(self.horizontal_alignment, self.vertical_alignment, size);
+
+ layout::Node::with_children(size, vec![content])
+ }
+
+ fn on_event(
+ &mut self,
+ event: Event,
+ layout: Layout<'_>,
+ cursor_position: Point,
+ messages: &mut Vec<Message>,
+ renderer: &Renderer,
+ ) {
+ self.content.widget.on_event(
+ event,
+ layout.children().next().unwrap(),
+ cursor_position,
+ messages,
+ renderer,
+ )
+ }
+
+ fn draw(
+ &self,
+ renderer: &mut Renderer,
+ layout: Layout<'_>,
+ cursor_position: Point,
+ ) -> Renderer::Output {
+ self.content.draw(
+ renderer,
+ layout.children().next().unwrap(),
+ cursor_position,
+ )
+ }
+
+ fn hash_layout(&self, state: &mut Hasher) {
+ 0.hash(state);
+ self.width.hash(state);
+ self.height.hash(state);
+ self.max_width.hash(state);
+ self.max_height.hash(state);
+ self.padding.hash(state);
+
+ self.content.hash_layout(state);
+ }
+}
+
+impl<'a, Message, Renderer> From<Container<'a, Message, Renderer>>
+ for Element<'a, Message, Renderer>
+where
+ Renderer: 'a + crate::Renderer,
+ Message: 'static,
+{
+ fn from(
+ column: Container<'a, Message, Renderer>,
+ ) -> Element<'a, Message, Renderer> {
+ Element::new(column)
+ }
+}