feat: add Document with its methods such as selection, add more metho…

…ds to Window

crates/core/src/dom.rs

@@ -34,6 +34,7 @@ cfg_if! {if #[cfg(feature = "with-dom")] {
     use crate::dom::events::MountEvent;
     pub use window::Window;
     pub use dom_node::DomNode;
+    pub use document::Document;
 
     mod application;
     pub mod dispatch;
@@ -47,6 +48,7 @@ cfg_if! {if #[cfg(feature = "with-dom")] {
     mod raf;
     mod ric;
     mod window;
+    mod document;
     mod timeout;
 
 

crates/core/src/dom/document.rs

@@ -0,0 +1,33 @@
+use crate::dom::{dom_node::intern,Cmd};
+use futures::channel::mpsc;
+use wasm_bindgen::{prelude::*, JsCast};
+use crate::dom::document;
+
+/// Provides function for document related functions
+#[derive(Clone, Copy)]
+pub struct Document;
+
+impl Document {
+
+    ///
+    pub fn on_selectionchange<F, MSG>(mut cb: F) -> Cmd<MSG>
+    where
+        F: FnMut(Option<web_sys::Selection>) -> MSG + Clone + 'static,
+        MSG: 'static,
+    {
+        let (mut tx, rx) = mpsc::unbounded();
+        let closure_cb: Closure<dyn FnMut(web_sys::Event)> =
+            Closure::new(move |_event: web_sys::Event| {
+                let selection = document().get_selection().ok().flatten();
+                let msg = cb(selection);
+                tx.start_send(msg).expect("send");
+            });
+        document()
+            .add_event_listener_with_callback(
+                intern("selectionchange"),
+                closure_cb.as_ref().unchecked_ref(),
+            )
+            .expect("add event callback");
+        Cmd::sub(rx, closure_cb)
+    }
+}

crates/core/src/dom/window.rs

@@ -99,6 +99,72 @@ impl Window {
         Cmd::sub(rx, mousemove_cb)
     }
 
+    ///
+    pub fn on_click<F, MSG>(mut cb: F) -> Cmd<MSG>
+    where
+        F: FnMut(web_sys::MouseEvent) -> MSG + Clone + 'static,
+        MSG: 'static,
+    {
+        let (mut tx, rx) = mpsc::unbounded();
+        let mousemove_cb: Closure<dyn FnMut(web_sys::Event)> =
+            Closure::new(move |event: web_sys::Event| {
+                let mouse_event: MouseEvent = event.dyn_into().expect("must be mouse event");
+                let msg = cb(mouse_event);
+                tx.start_send(msg).expect("send");
+            });
+        window()
+            .add_event_listener_with_callback(
+                intern("click"),
+                mousemove_cb.as_ref().unchecked_ref(),
+            )
+            .expect("add event callback");
+        Cmd::sub(rx, mousemove_cb)
+    }
+
+    ///
+    pub fn on_keyup<F, MSG>(mut cb: F) -> Cmd<MSG>
+    where
+        F: FnMut(web_sys::KeyboardEvent) -> MSG + Clone + 'static,
+        MSG: 'static,
+    {
+        let (mut tx, rx) = mpsc::unbounded();
+        let closure_cb: Closure<dyn FnMut(web_sys::Event)> =
+            Closure::new(move |event: web_sys::Event| {
+                let key_event: web_sys::KeyboardEvent = event.dyn_into().expect("must be key event");
+                let msg = cb(key_event);
+                tx.start_send(msg).expect("send");
+            });
+        window()
+            .add_event_listener_with_callback(
+                intern("keyup"),
+                closure_cb.as_ref().unchecked_ref(),
+            )
+            .expect("add event callback");
+        Cmd::sub(rx, closure_cb)
+    }
+
+    ///
+    pub fn on_keydown<F, MSG>(mut cb: F) -> Cmd<MSG>
+    where
+        F: FnMut(web_sys::KeyboardEvent) -> MSG + Clone + 'static,
+        MSG: 'static,
+    {
+        let (mut tx, rx) = mpsc::unbounded();
+        let closure_cb: Closure<dyn FnMut(web_sys::Event)> =
+            Closure::new(move |event: web_sys::Event| {
+                let key_event: web_sys::KeyboardEvent = event.dyn_into().expect("must be key event");
+                let msg = cb(key_event);
+                tx.start_send(msg).expect("send");
+            });
+        window()
+            .add_event_listener_with_callback(
+                intern("keydown"),
+                closure_cb.as_ref().unchecked_ref(),
+            )
+            .expect("add event callback");
+        Cmd::sub(rx, closure_cb)
+    }
+
     /// do this task at every `ms` interval
     pub fn every_interval<F, MSG>(interval_ms: i32, cb: F) -> Cmd<MSG>
     where

crates/core/src/lib.rs

@@ -49,7 +49,7 @@ pub mod prelude {
         pub use wasm_bindgen::prelude::*;
         pub use serde_wasm_bindgen;
         pub use crate::html::events::*;
-        pub use crate::dom::{Application, SkipDiff, skip_if, events, Program, document, now, window, Window, Dispatch,
+        pub use crate::dom::{Application, SkipDiff, skip_if, events, Program, document, Document, now, window, Window, Dispatch,
             AnimationFrameHandle, Component, StatefulComponent, Effects, Measurements, MountAction,
             MountTarget, Cmd, TimeoutCallbackHandle, DomAttrValue,
             stateful_component,