Merge pull request #1400 from nicksenger/lazy/cached

`Lazy` widget

1 files changed, 15 insertions, 0 deletions

diff --git a/lazy/src/lib.rs b/lazy/src/lib.rs
index 3827746c..f49fe4b6 100644
--- a/lazy/src/lib.rs
+++ b/lazy/src/lib.rs
@@ -17,15 +17,30 @@
     clippy::type_complexity
 )]
 #![cfg_attr(docsrs, feature(doc_cfg))]
+mod lazy;
+
 pub mod component;
 pub mod responsive;
 
 pub use component::Component;
+pub use lazy::Lazy;
 pub use responsive::Responsive;
 
 mod cache;
 
 use iced_native::{Element, Size};
+use std::hash::Hash;
+
+pub fn lazy<'a, Message, Renderer, Dependency, View>(
+    dependency: Dependency,
+    view: impl Fn() -> View + 'a,
+) -> Lazy<'a, Message, Renderer, Dependency, View>
+where
+    Dependency: Hash + 'a,
+    View: Into<Element<'static, Message, Renderer>>,
+{
+    Lazy::new(dependency, view)
+}
 
 /// Turns an implementor of [`Component`] into an [`Element`] that can be
 /// embedded in any application.