Publish v0.10.0-alpha.5

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "viewbuilder"
-version = "0.10.0-alpha.4"
+version = "0.10.0-alpha.5"
 edition = "2021"
 license = "MIT OR Apache-2.0"
 description = "Cross-platform UI framework"

README.md

@@ -22,7 +22,7 @@
 
 A cross-platform user interface framework for Rust.
 
-Viewbuilder is a moduler GUI library that can be used as an entire framework, or with individual parts.
+Viewbuilder is a modular GUI library that can be used as an entire framework, or with individual parts.
 
 ```rust
 use viewbuilder::{

src/lib.rs

@@ -1,6 +1,6 @@
 //! A high performance UI framework.
 //!
-//! Viewbuilder is a moduler GUI library that can be used as an entire framework,
+//! Viewbuilder is a modular GUI library that can be used as an entire framework,
 //! or with individual parts.
 //!
 //! ## Features
@@ -61,7 +61,7 @@ pub trait Model<M> {
 }
 
 #[cfg(feature = "tracing")]
-#[cfg_attr(docsrs, doc_cfg(feature = "tracing"))]
+#[cfg_attr(docsrs, doc(cfg(feature = "tracing")))]
 #[macro_export]
 macro_rules! build_span {
     ($name:tt) => {
@@ -70,7 +70,7 @@ macro_rules! build_span {
 }
 
 #[cfg(feature = "tracing")]
-#[cfg_attr(docsrs, doc_cfg(feature = "tracing"))]
+#[cfg_attr(docsrs, doc(cfg(feature = "tracing")))]
 #[macro_export]
 macro_rules! rebuild_span {
     ($name:tt) => {
@@ -79,7 +79,7 @@ macro_rules! rebuild_span {
 }
 
 #[cfg(feature = "tracing")]
-#[cfg_attr(docsrs, doc_cfg(feature = "tracing"))]
+#[cfg_attr(docsrs, doc(cfg(feature = "tracing")))]
 #[macro_export]
 macro_rules! remove_span {
     ($name:tt) => {
@@ -88,7 +88,7 @@ macro_rules! remove_span {
 }
 
 #[cfg(feature = "tracing")]
-#[cfg_attr(docsrs, doc_cfg(feature = "tracing"))]
+#[cfg_attr(docsrs, doc(cfg(feature = "tracing")))]
 #[macro_export]
 macro_rules! span {
     ($method:tt, $name:tt) => {

src/web/html.rs

@@ -167,6 +167,7 @@ where
         _tree: &mut HtmlAttributes,
         _element: &mut Self::Element,
     ) {
+
     }
 
     fn remove(
@@ -266,3 +267,46 @@ where
 
     fn remove(&mut self, _cx: &mut Context<M>, _state: &mut StyleTree, _element: Self::Element) {}
 }
+
+pub fn class<T>(name: T) -> Class<T>
+where
+    T: AsRef<str>  + PartialEq+ Clone,
+{
+    Class { name }
+}
+
+pub struct Class<T> {
+    name: T,
+}
+
+impl<M, T> View<HtmlAttributes, M> for Class<T>
+where
+    T: AsRef<str>  + PartialEq + Clone,
+{
+    type Element = T;
+
+    fn build(&mut self, cx: &mut Context<M>, tree: &mut HtmlAttributes) -> Self::Element {
+        tree.element.set_class_name(self.name.as_ref());
+        self.name.clone()
+    }
+
+    fn rebuild(
+        &mut self,
+        _cx: &mut Context<M>,
+        tree: &mut HtmlAttributes,
+        element: &mut Self::Element,
+    ) {
+        if &self.name != &*element {
+            *element = self.name.clone();
+            tree.element.set_class_name(self.name.as_ref());
+        }
+    }
+
+    fn remove(
+        &mut self,
+        _cx: &mut Context<M>,
+        _state: &mut HtmlAttributes,
+        _element: Self::Element,
+    ) {
+    }
+}