Merge branch 'master' into binary-protocal

examples/all_events.rs

@@ -53,8 +53,7 @@ fn app(cx: Scope) -> Element {
     };
 
     cx.render(rsx! (
-        div {
-            style: "{CONTAINER_STYLE}",
+        div { style: "{CONTAINER_STYLE}",
             div {
                 style: "{RECT_STYLE}",
                 // focusing is necessary to catch keyboard events
@@ -62,7 +61,7 @@ fn app(cx: Scope) -> Element {
 
                 onmousemove: move |event| log_event(Event::MouseMove(event)),
                 onclick: move |event| log_event(Event::MouseClick(event)),
-                ondblclick: move |event| log_event(Event::MouseDoubleClick(event)),
+                ondoubleclick: move |event| log_event(Event::MouseDoubleClick(event)),
                 onmousedown: move |event| log_event(Event::MouseDown(event)),
                 onmouseup: move |event| log_event(Event::MouseUp(event)),
 
@@ -77,9 +76,7 @@ fn app(cx: Scope) -> Element {
 
                 "Hover, click, type or scroll to see the info down below"
             }
-            div {
-                events.read().iter().map(|event| rsx!( div { "{event:?}" } ))
-            },
-        },
+            div { events.read().iter().map(|event| rsx!( div { "{event:?}" } )) }
+        }
     ))
 }

examples/compose.rs

@@ -27,13 +27,7 @@ fn app(cx: Scope) -> Element {
 
             button {
                 onclick: move |_| {
-                    let dom = VirtualDom::new_with_props(compose, ComposeProps {
-                        app_tx: tx.clone()
-                    });
-
-                    // this returns a weak reference to the other window
-                    // Be careful not to keep a strong reference to the other window or it will never be dropped
-                    // and the window will never close.
+                    let dom = VirtualDom::new_with_props(compose, ComposeProps { app_tx: tx.clone() });
                     window.new_window(dom, Default::default());
                 },
                 "Click to compose a new email"

examples/dynamic_asset.rs

@@ -0,0 +1,29 @@
+use dioxus::prelude::*;
+use dioxus_desktop::wry::http::Response;
+use dioxus_desktop::{use_asset_handler, AssetRequest};
+use std::path::Path;
+
+fn main() {
+    dioxus_desktop::launch(app);
+}
+
+fn app(cx: Scope) -> Element {
+    use_asset_handler(cx, |request: &AssetRequest| {
+        let path = request.path().to_path_buf();
+        async move {
+            if path != Path::new("logo.png") {
+                return None;
+            }
+            let image_data: &[u8] = include_bytes!("./assets/logo.png");
+            Some(Response::new(image_data.into()))
+        }
+    });
+
+    cx.render(rsx! {
+        div {
+            img {
+                src: "logo.png"
+            }
+        }
+    })
+}

examples/mobile_demo/Cargo.toml

@@ -35,7 +35,7 @@ frameworks = ["WebKit"]
 [dependencies]
 anyhow = "1.0.56"
 log = "0.4.11"
-wry = "0.31.0"
+wry = "0.34.0"
 dioxus = { path = "../../packages/dioxus" }
 dioxus-desktop = { path = "../../packages/desktop", features = [
     "tokio_runtime",

examples/todomvc.rs

@@ -48,11 +48,8 @@ pub fn app(cx: Scope<()>) -> Element {
     cx.render(rsx! {
         section { class: "todoapp",
             style { include_str!("./assets/todomvc.css") }
-            TodoHeader {
-                todos: todos,
-            }
-            section {
-                class: "main",
+            TodoHeader { todos: todos }
+            section { class: "main",
                 if !todos.is_empty() {
                     rsx! {
                         input {
@@ -103,31 +100,34 @@ pub fn TodoHeader<'a>(cx: Scope<'a, TodoHeaderProps<'a>>) -> Element {
 
     cx.render(rsx! {
         header { class: "header",
-        h1 {"todos"}
-        input {
-            class: "new-todo",
-            placeholder: "What needs to be done?",
-            value: "{draft}",
-            autofocus: "true",
-            oninput: move |evt| {
-                draft.set(evt.value.clone());
-            },
-            onkeydown: move |evt| {
-                if evt.key() == Key::Enter && !draft.is_empty() {
-                    cx.props.todos.make_mut().insert(
-                        **todo_id,
-                        TodoItem {
-                            id: **todo_id,
-                            checked: false,
-                            contents: draft.to_string(),
-                        },
-                    );
-                    *todo_id.make_mut() += 1;
-                    draft.set("".to_string());
+            h1 { "todos" }
+            input {
+                class: "new-todo",
+                placeholder: "What needs to be done?",
+                value: "{draft}",
+                autofocus: "true",
+                oninput: move |evt| {
+                    draft.set(evt.value.clone());
+                },
+                onkeydown: move |evt| {
+                    if evt.key() == Key::Enter && !draft.is_empty() {
+                        cx.props
+                            .todos
+                            .make_mut()
+                            .insert(
+                                **todo_id,
+                                TodoItem {
+                                    id: **todo_id,
+                                    checked: false,
+                                    contents: draft.to_string(),
+                                },
+                            );
+                        *todo_id.make_mut() += 1;
+                        draft.set("".to_string());
+                    }
                 }
             }
         }
-    }
     })
 }
 
@@ -146,8 +146,7 @@ pub fn TodoEntry<'a>(cx: Scope<'a, TodoEntryProps<'a>>) -> Element {
     let editing = if **is_editing { "editing" } else { "" };
 
     cx.render(rsx!{
-        li {
-            class: "{completed} {editing}",
+        li { class: "{completed} {editing}",
             div { class: "view",
                 input {
                     class: "toggle",
@@ -160,14 +159,16 @@ pub fn TodoEntry<'a>(cx: Scope<'a, TodoEntryProps<'a>>) -> Element {
                 }
                 label {
                     r#for: "cbg-{todo.id}",
-                    ondblclick: move |_| is_editing.set(true),
+                    ondoubleclick: move |_| is_editing.set(true),
                     prevent_default: "onclick",
                     "{todo.contents}"
                 }
                 button {
                     class: "destroy",
-                    onclick: move |_| { cx.props.todos.make_mut().remove(&todo.id); },
-                    prevent_default: "onclick",
+                    onclick: move |_| {
+                        cx.props.todos.make_mut().remove(&todo.id);
+                    },
+                    prevent_default: "onclick"
                 }
             }
             is_editing.then(|| rsx!{
@@ -213,15 +214,15 @@ pub fn ListFooter<'a>(cx: Scope<'a, ListFooterProps<'a>>) -> Element {
     cx.render(rsx! {
         footer { class: "footer",
             span { class: "todo-count",
-                strong {"{active_todo_count} "}
-                span {"{active_todo_text} left"}
+                strong { "{active_todo_count} " }
+                span { "{active_todo_text} left" }
             }
             ul { class: "filters",
-                for (state, state_text, url) in [
-                    (FilterState::All, "All", "#/"),
-                    (FilterState::Active, "Active", "#/active"),
-                    (FilterState::Completed, "Completed", "#/completed"),
-                ] {
+                for (state , state_text , url) in [
+    (FilterState::All, "All", "#/"),
+    (FilterState::Active, "Active", "#/active"),
+    (FilterState::Completed, "Completed", "#/completed"),
+] {
                     li {
                         a {
                             href: url,
@@ -250,8 +251,14 @@ pub fn PageFooter(cx: Scope) -> Element {
     cx.render(rsx! {
         footer { class: "info",
             p { "Double-click to edit a todo" }
-            p { "Created by ", a { href: "http://github.com/jkelleyrtp/", "jkelleyrtp" }}
-            p { "Part of ", a { href: "http://todomvc.com", "TodoMVC" }}
+            p {
+                "Created by "
+                a { href: "http://github.com/jkelleyrtp/", "jkelleyrtp" }
+            }
+            p {
+                "Part of "
+                a { href: "http://todomvc.com", "TodoMVC" }
+            }
         }
     })
 }

examples/video_stream.rs

@@ -0,0 +1,184 @@
+use dioxus::prelude::*;
+use dioxus_desktop::wry::http;
+use dioxus_desktop::wry::http::Response;
+use dioxus_desktop::{use_asset_handler, AssetRequest};
+use http::{header::*, response::Builder as ResponseBuilder, status::StatusCode};
+use std::borrow::Cow;
+use std::{io::SeekFrom, path::PathBuf};
+use tokio::io::AsyncReadExt;
+use tokio::io::AsyncSeekExt;
+use tokio::io::AsyncWriteExt;
+
+const VIDEO_PATH: &str = "./examples/assets/test_video.mp4";
+
+fn main() {
+    let video_file = PathBuf::from(VIDEO_PATH);
+    if !video_file.exists() {
+        tokio::runtime::Runtime::new()
+            .unwrap()
+            .block_on(async move {
+                println!("Downloading video file...");
+                let video_url =
+                    "http://commondatastorage.googleapis.com/gtv-videos-bucket/sample/BigBuckBunny.mp4";
+                let mut response = reqwest::get(video_url).await.unwrap();
+                let mut file = tokio::fs::File::create(&video_file).await.unwrap();
+                while let Some(chunk) = response.chunk().await.unwrap() {
+                    file.write_all(&chunk).await.unwrap();
+                }
+            });
+    }
+    dioxus_desktop::launch(app);
+}
+
+fn app(cx: Scope) -> Element {
+    use_asset_handler(cx, move |request: &AssetRequest| {
+        let request = request.clone();
+        async move {
+            let video_file = PathBuf::from(VIDEO_PATH);
+            let mut file = tokio::fs::File::open(&video_file).await.unwrap();
+            let response: Option<Response<Cow<'static, [u8]>>> =
+                match get_stream_response(&mut file, &request).await {
+                    Ok(response) => Some(response.map(Cow::Owned)),
+                    Err(err) => {
+                        eprintln!("Error: {}", err);
+                        None
+                    }
+                };
+            response
+        }
+    });
+
+    render! {
+        div { video { src: "test_video.mp4", autoplay: true, controls: true, width: 640, height: 480 } }
+    }
+}
+
+async fn get_stream_response(
+    asset: &mut (impl tokio::io::AsyncSeek + tokio::io::AsyncRead + Unpin + Send + Sync),
+    request: &AssetRequest,
+) -> Result<Response<Vec<u8>>, Box<dyn std::error::Error>> {
+    // get stream length
+    let len = {
+        let old_pos = asset.stream_position().await?;
+        let len = asset.seek(SeekFrom::End(0)).await?;
+        asset.seek(SeekFrom::Start(old_pos)).await?;
+        len
+    };
+
+    let mut resp = ResponseBuilder::new().header(CONTENT_TYPE, "video/mp4");
+
+    // if the webview sent a range header, we need to send a 206 in return
+    // Actually only macOS and Windows are supported. Linux will ALWAYS return empty headers.
+    let http_response = if let Some(range_header) = request.headers().get("range") {
+        let not_satisfiable = || {
+            ResponseBuilder::new()
+                .status(StatusCode::RANGE_NOT_SATISFIABLE)
+                .header(CONTENT_RANGE, format!("bytes */{len}"))
+                .body(vec![])
+        };
+
+        // parse range header
+        let ranges = if let Ok(ranges) = http_range::HttpRange::parse(range_header.to_str()?, len) {
+            ranges
+                .iter()
+                // map the output back to spec range <start-end>, example: 0-499
+                .map(|r| (r.start, r.start + r.length - 1))
+                .collect::<Vec<_>>()
+        } else {
+            return Ok(not_satisfiable()?);
+        };
+
+        /// The Maximum bytes we send in one range
+        const MAX_LEN: u64 = 1000 * 1024;
+
+        if ranges.len() == 1 {
+            let &(start, mut end) = ranges.first().unwrap();
+
+            // check if a range is not satisfiable
+            //
+            // this should be already taken care of by HttpRange::parse
+            // but checking here again for extra assurance
+            if start >= len || end >= len || end < start {
+                return Ok(not_satisfiable()?);
+            }
+
+            // adjust end byte for MAX_LEN
+            end = start + (end - start).min(len - start).min(MAX_LEN - 1);
+
+            // calculate number of bytes needed to be read
+            let bytes_to_read = end + 1 - start;
+
+            // allocate a buf with a suitable capacity
+            let mut buf = Vec::with_capacity(bytes_to_read as usize);
+            // seek the file to the starting byte
+            asset.seek(SeekFrom::Start(start)).await?;
+            // read the needed bytes
+            asset.take(bytes_to_read).read_to_end(&mut buf).await?;
+
+            resp = resp.header(CONTENT_RANGE, format!("bytes {start}-{end}/{len}"));
+            resp = resp.header(CONTENT_LENGTH, end + 1 - start);
+            resp = resp.status(StatusCode::PARTIAL_CONTENT);
+            resp.body(buf)
+        } else {
+            let mut buf = Vec::new();
+            let ranges = ranges
+                .iter()
+                .filter_map(|&(start, mut end)| {
+                    // filter out unsatisfiable ranges
+                    //
+                    // this should be already taken care of by HttpRange::parse
+                    // but checking here again for extra assurance
+                    if start >= len || end >= len || end < start {
+                        None
+                    } else {
+                        // adjust end byte for MAX_LEN
+                        end = start + (end - start).min(len - start).min(MAX_LEN - 1);
+                        Some((start, end))
+                    }
+                })
+                .collect::<Vec<_>>();
+
+            let boundary = format!("{:x}", rand::random::<u64>());
+            let boundary_sep = format!("\r\n--{boundary}\r\n");
+            let boundary_closer = format!("\r\n--{boundary}\r\n");
+
+            resp = resp.header(
+                CONTENT_TYPE,
+                format!("multipart/byteranges; boundary={boundary}"),
+            );
+
+            for (end, start) in ranges {
+                // a new range is being written, write the range boundary
+                buf.write_all(boundary_sep.as_bytes()).await?;
+
+                // write the needed headers `Content-Type` and `Content-Range`
+                buf.write_all(format!("{CONTENT_TYPE}: video/mp4\r\n").as_bytes())
+                    .await?;
+                buf.write_all(format!("{CONTENT_RANGE}: bytes {start}-{end}/{len}\r\n").as_bytes())
+                    .await?;
+
+                // write the separator to indicate the start of the range body
+                buf.write_all("\r\n".as_bytes()).await?;
+
+                // calculate number of bytes needed to be read
+                let bytes_to_read = end + 1 - start;
+
+                let mut local_buf = vec![0_u8; bytes_to_read as usize];
+                asset.seek(SeekFrom::Start(start)).await?;
+                asset.read_exact(&mut local_buf).await?;
+                buf.extend_from_slice(&local_buf);
+            }
+            // all ranges have been written, write the closing boundary
+            buf.write_all(boundary_closer.as_bytes()).await?;
+
+            resp.body(buf)
+        }
+    } else {
+        resp = resp.header(CONTENT_LENGTH, len);
+        let mut buf = Vec::with_capacity(len as usize);
+        asset.read_to_end(&mut buf).await?;
+        resp.body(buf)
+    };
+
+    http_response.map_err(Into::into)
+}