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https://github.com/DioxusLabs/dioxus
synced 2024-11-10 14:44:12 +00:00
wip: todomvc
This commit is contained in:
parent
0bcff1f88e
commit
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22 changed files with 753 additions and 203 deletions
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@ -4,16 +4,16 @@ members = [
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"packages/core-macro",
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"packages/core",
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"packages/web",
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"packages/liveview",
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"packages/3d",
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"packages/docsite",
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"packages/ssr",
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]
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# "packages/liveview",
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# "packages/3d",
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# Built-in
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# "packages/webview/client",
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# "packages/webview",
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# "packages/router",
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# "packages/ssr",
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# "packages/webview",
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# "packages/livehost",
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# "packages/vscode-ext",
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|
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@ -38,7 +38,7 @@ Dioxus can be used to deliver webapps, desktop apps, static pages, liveview apps
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## Get Started with...
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<table style="width:100%" align="center">
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<tr >
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<th><a href="http://github.com/jkelleyrtp/dioxus">WebApps</a></th>
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<th><a href="http://github.com/jkelleyrtp/dioxus">Web</a></th>
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<th><a href="http://github.com/jkelleyrtp/dioxus">Desktop</a></th>
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<th><a href="http://github.com/jkelleyrtp/dioxus">Mobile</a></th>
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<th><a href="http://github.com/jkelleyrtp/dioxus">State Management</a></th>
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@ -1,55 +1,14 @@
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# Project: Live-View 🤲 🍨
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> Combine the server and client into a single file :)
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# Project: Sanitization (TBD)
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> Improve code health
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- [ ] (Macro) Clippy sanity for html macro
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- [ ] (Macro) Error sanitization
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# Project: Examples
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> Get *all* the examples
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- [ ] (Examples) Tide example with templating
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# Project: State management
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> Get some global state management installed with the hooks API
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# Project: Concurrency (TBD)
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> Ensure the concurrency model works well, play with lifetimes to check if it can be multithreaded + halted
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# Project: Web-View 🤲 🍨
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> Proof of concept: stream render edits from server to client
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- [x] Prove that the diffing and patching framework can support patch streaming
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# Project: Web_sys renderer (TBD)
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- [x] WebSys edit interpreter
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- [x] Event system using async channels
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- [ ] Implement conversion of all event types into synthetic events
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# Project: String Render (TBD)
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> Implement a light-weight string renderer with basic caching
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- [x] (Macro) Make VText nodes automatically capture and format IE allow "Text is {blah}"
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- [ ] (SSR) Implement stateful 3rd party string renderer
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# Project: Hooks + Context + Subscriptions (TBD)
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> Implement the foundations for state management
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- [x] Implement context object
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- [x] Implement use_state (rewrite to use the use_reducer api like rei)
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- [x] Implement use_ref
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- [x] Implement use_context (only the API, not the state management solution)
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- [ ] Implement use_reducer (WIP)
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# Project: QOL
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> Make it easier to write components
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- [x] (Macro) Tweak event syntax to not be dependent on wasm32 target (just return regular closures which get boxed/alloced)
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- [x] (Macro) Tweak component syntax to accept a new custom element
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- [ ] (Macro) Allow components to specify their props as function args
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# Project: Initial VDOM support (TBD)
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# Dioxus v0.1.0
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Welcome to the first iteration of the Dioxus Virtual DOM! This release brings support for:
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- Web via WASM
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- Desktop via webview integration
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- Server-rendering with custom Display Impl
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- Liveview (experimental)
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- Mobile (experimental)
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- State management
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- Build CLI
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----
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## Project: Initial VDOM support (TBD)
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> Get the initial VDom + Event System + Patching + Diffing + Component framework up and running
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> Get a demo working using just the web
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- [x] (Core) Migrate virtual node into new VNode type
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@ -61,3 +20,73 @@
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- [x] (Core) Implement child nodes, scope creation
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- [ ] (Core) Implement dirty tagging and compression
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## Project: QOL
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> Make it easier to write components
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- [x] (Macro) Tweak event syntax to not be dependent on wasm32 target (just return regular closures which get boxed/alloced)
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- [x] (Macro) Tweak component syntax to accept a new custom element
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- [ ] (Macro) Allow components to specify their props as function args (not going to do)
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## Project: Hooks + Context + Subscriptions (TBD)
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> Implement the foundations for state management
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- [x] Implement context object
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- [x] Implement use_state (rewrite to use the use_reducer api like rei)
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- [x] Implement use_ref
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- [x] Implement use_context (only the API, not the state management solution)
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- [ ] Implement use_reducer (WIP)
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## Project: String Render (TBD)
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> Implement a light-weight string renderer with basic caching
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- [x] (Macro) Make VText nodes automatically capture and format IE allow "Text is {blah}"
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- [x] (SSR) Implement stateful 3rd party string renderer
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## Project: Web_sys renderer (TBD)
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- [x] WebSys edit interpreter
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- [x] Event system using async channels
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- [ ] Implement conversion of all event types into synthetic events
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## Project: Web-View 🤲 🍨
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> Proof of concept: stream render edits from server to client
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- [x] Prove that the diffing and patching framework can support patch streaming
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## Project: Examples
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> Get *all* the examples
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- [ ] (Examples) Tide example with templating
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## Project: State management
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> Get some global state management installed with the hooks + context API
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## Project: Concurrency (TBD)
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> Ensure the concurrency model works well, play with lifetimes to check if it can be multithreaded + halted
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?
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## Project: Mobile exploration
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## Project: Live-View 🤲 🍨
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> Combine the server and client into a single file :)
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## Project: Sanitization (TBD)
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> Improve code health
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- [ ] (Macro) Clippy sanity for html macro
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- [ ] (Macro) Error sanitization
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## Outstanding todos:
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> anything missed so far
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- dirty tagging, compression
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- fragments
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- make ssr follow HTML spec
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- code health
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- miri tests
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- todo mvc
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- fix
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- node refs (postpone for future release?)
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- styling built-in (future release?)
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- key handler?
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- FC macro
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- Documentation overhaul
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- Website
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- keys on components
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@ -16,7 +16,24 @@ use {
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// ==============================================
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pub struct RsxRender {
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custom_context: Option<Ident>,
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el: Element,
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root: RootOption,
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}
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enum RootOption {
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// for lists of components
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Fragment(),
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Element(Element),
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Component(Component),
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}
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impl ToTokens for RootOption {
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fn to_tokens(&self, tokens: &mut TokenStream2) {
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match self {
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RootOption::Fragment() => todo!(),
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RootOption::Element(el) => el.to_tokens(tokens),
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RootOption::Component(comp) => comp.to_tokens(tokens),
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}
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}
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}
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impl Parse for RsxRender {
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@ -33,14 +50,24 @@ impl Parse for RsxRender {
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})
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.ok();
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let el: Element = input.parse()?;
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Ok(Self { el, custom_context })
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let forked = input.fork();
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let name = forked.parse::<Ident>()?;
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let root = match crate::util::is_valid_tag(&name.to_string()) {
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true => input.parse::<Element>().map(|el| RootOption::Element(el)),
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false => input.parse::<Component>().map(|c| RootOption::Component(c)),
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}?;
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Ok(Self {
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root,
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custom_context,
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})
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}
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}
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impl ToTokens for RsxRender {
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fn to_tokens(&self, out_tokens: &mut TokenStream2) {
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let new_toks = (&self.el).to_token_stream();
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let new_toks = (&self.root).to_token_stream();
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// create a lazy tree that accepts a bump allocator
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let final_tokens = match &self.custom_context {
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|
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@ -17,10 +17,7 @@ dioxus-core-macro = { path = "../core-macro", version = "0.1.1" }
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generational-arena = { version = "0.2.8", features = ["serde"] }
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# Bumpalo backs the VNode creation
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bumpalo = { version = "3.6.0", features = ["collections"] }
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# Backs hook data - might move away from this arena
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typed-arena = "2.0.1"
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bumpalo = { version = "3.6.0", features = ["collections", "boxed"] }
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# custom error type
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thiserror = "1.0.23"
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@ -34,7 +31,7 @@ longest-increasing-subsequence = "0.1.0"
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# internall used
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log = "0.4.14"
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serde = { version = "1.0.123", features = ["derive"], optional=true }
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serde = { version = "1.0.123", features = ["derive"], optional = true }
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[features]
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default = []
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@ -22,7 +22,7 @@ struct ListItem {
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}
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fn app<'a>(ctx: Context<'a>, props: &Props) -> DomTree {
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let val = use_state(&ctx, || 0);
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let (val, set_val) = use_state(&ctx, || 0);
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ctx.render(dioxus::prelude::LazyNodes::new(move |c| {
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let mut root = builder::ElementBuilder::new(c, "div");
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@ -36,7 +36,7 @@ fn app<'a>(ctx: Context<'a>, props: &Props) -> DomTree {
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// create the props with nothing but the fc<T>
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fc_to_builder(ChildItem)
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.item(child)
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.item_handler(val.setter())
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.item_handler(set_val)
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.build(),
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));
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}
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|
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@ -11,13 +11,13 @@ fn main() {
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}
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static Example: FC<()> = |ctx, props| {
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let name = use_state(&ctx, || "...?");
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let (name, set_name) = use_state(&ctx, || "...?");
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ctx.render(html! {
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<div>
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<h1> "Hello, {name}" </h1>
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<button onclick={move |_| name.set("jack")}> "jack!" </button>
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<button onclick={move |_| name.set("jill")}> "jill!" </button>
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<button onclick={move |_| set_name("jack")}> "jack!" </button>
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<button onclick={move |_| set_name("jill")}> "jill!" </button>
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</div>
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})
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};
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|
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@ -2,7 +2,7 @@ use crate::{nodebuilder::IntoDomTree, prelude::*};
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use crate::{nodebuilder::LazyNodes, nodes::VNode};
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use bumpalo::Bump;
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use hooks::Hook;
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use std::{cell::RefCell, future::Future, ops::Deref, rc::Rc, sync::atomic::AtomicUsize};
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use std::{cell::RefCell, future::Future, ops::Deref, pin::Pin, rc::Rc, sync::atomic::AtomicUsize};
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/// Components in Dioxus use the "Context" object to interact with their lifecycle.
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/// This lets components schedule updates, integrate hooks, and expose their context via the context api.
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@ -25,13 +25,14 @@ use std::{cell::RefCell, future::Future, ops::Deref, rc::Rc, sync::atomic::Atomi
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// todo: force lifetime of source into T as a valid lifetime too
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// it's definitely possible, just needs some more messing around
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pub struct Context<'src> {
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pub idx: AtomicUsize,
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pub idx: RefCell<usize>,
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pub scope: ScopeIdx,
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// Borrowed from scope
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pub(crate) arena: &'src typed_arena::Arena<Hook>,
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pub(crate) hooks: &'src RefCell<Vec<*mut Hook>>,
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// pub(crate) arena: &'src typed_arena::Arena<Hook>,
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pub(crate) hooks: &'src RefCell<Vec<Hook>>,
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// pub(crate) hooks: &'src RefCell<Vec<*mut Hook>>,
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pub(crate) bump: &'src Bump,
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pub listeners: &'src RefCell<Vec<*const dyn Fn(crate::events::VirtualEvent)>>,
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@ -114,14 +115,16 @@ impl<'a> Context<'a> {
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/// This module provides internal state management functionality for Dioxus components
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pub mod hooks {
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use std::any::Any;
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use super::*;
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#[derive(Debug)]
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pub struct Hook(pub Box<dyn std::any::Any>);
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pub struct Hook(pub Pin<Box<dyn std::any::Any>>);
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impl Hook {
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pub fn new(state: Box<dyn std::any::Any>) -> Self {
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Self(state)
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pub fn new<T: 'static>(state: T) -> Self {
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Self(Box::pin(state))
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}
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}
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|
@ -139,28 +142,27 @@ pub mod hooks {
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// TODO: add this to the "clean up" group for when the component is dropped
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_cleanup: impl FnOnce(InternalHookState),
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) -> Output {
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let raw_hook = {
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let idx = self.idx.load(std::sync::atomic::Ordering::Relaxed);
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let idx = *self.idx.borrow();
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// Mutate hook list if necessary
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let mut hooks = self.hooks.borrow_mut();
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// Mutate hook list if necessary
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let mut hooks = self.hooks.borrow_mut();
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// Initialize the hook by allocating it in the typed arena.
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// We get a reference from the arena which is owned by the component scope
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// This is valid because "Context" is only valid while the scope is borrowed
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if idx >= hooks.len() {
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let new_state = initializer();
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let boxed_state: Box<dyn std::any::Any> = Box::new(new_state);
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let hook = self.arena.alloc(Hook::new(boxed_state));
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// Initialize the hook by allocating it in the typed arena.
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// We get a reference from the arena which is owned by the component scope
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// This is valid because "Context" is only valid while the scope is borrowed
|
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if idx >= hooks.len() {
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let new_state = initializer();
|
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hooks.push(Hook::new(new_state));
|
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}
|
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*self.idx.borrow_mut() = 1;
|
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|
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// Push the raw pointer instead of the &mut
|
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// A "poor man's OwningRef"
|
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hooks.push(hook);
|
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}
|
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self.idx.fetch_add(1, std::sync::atomic::Ordering::Relaxed);
|
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let stable_ref = hooks.get_mut(idx).unwrap().0.as_mut();
|
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let v = unsafe { Pin::get_unchecked_mut(stable_ref) };
|
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let internal_state = v.downcast_mut::<InternalHookState>().unwrap();
|
||||
|
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*hooks.get(idx).unwrap()
|
||||
};
|
||||
// we extend the lifetime from borrowed in this scope to borrowed from self.
|
||||
// This is okay because the hook is pinned
|
||||
runner(unsafe { &mut *(internal_state as *mut _) })
|
||||
|
||||
/*
|
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** UNSAFETY ALERT **
|
||||
|
@ -178,11 +180,17 @@ pub mod hooks {
|
|||
- We don't expose the raw hook pointer outside of the scope of use_hook
|
||||
- The reference is tied to context, meaning it can only be used while ctx is around to free it
|
||||
*/
|
||||
let borrowed_hook: &'a mut _ = unsafe { raw_hook.as_mut().unwrap() };
|
||||
// let raw_hook: &'scope mut _ = unsafe { &mut *raw_hook };
|
||||
// let p = raw_hook.0.downcast_mut::<InternalHookState>();
|
||||
// let r = p.unwrap();
|
||||
// let v = unsafe { Pin::get_unchecked_mut(raw_hook) };
|
||||
// // let carreied_ref: &'scope mut dyn Any = unsafe { &mut *v };
|
||||
// let internal_state = v.downcast_mut::<InternalHookState>().unwrap();
|
||||
|
||||
let internal_state = borrowed_hook.0.downcast_mut::<InternalHookState>().unwrap();
|
||||
// let real_internal = unsafe { internal_state as *mut _ };
|
||||
|
||||
runner(internal_state)
|
||||
// runner(unsafe { &mut *real_internal })
|
||||
// runner(internal_state)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
@ -247,6 +255,8 @@ Context should *never* be dangling!. If a Context is torn down, so should anythi
|
|||
pub fn use_context<I, O>(&'a self, _narrow: impl Fn(&'_ I) -> &'_ O) -> RemoteState<O> {
|
||||
todo!()
|
||||
}
|
||||
|
||||
pub fn create_context<T: 'static>(&self, creator: impl FnOnce() -> T) {}
|
||||
}
|
||||
|
||||
/// # SAFETY ALERT
|
||||
|
|
|
@ -5,6 +5,7 @@
|
|||
//! - [ ] use_reducer
|
||||
//! - [ ] use_effect
|
||||
|
||||
pub use new_use_state_def::use_state_new;
|
||||
pub use use_reducer_def::use_reducer;
|
||||
pub use use_ref_def::use_ref;
|
||||
pub use use_state_def::use_state;
|
||||
|
@ -13,15 +14,94 @@ mod use_state_def {
|
|||
use crate::innerlude::*;
|
||||
use std::{
|
||||
cell::RefCell,
|
||||
fmt::Display,
|
||||
ops::{Deref, DerefMut},
|
||||
rc::Rc,
|
||||
};
|
||||
|
||||
struct UseState<T: 'static> {
|
||||
new_val: Rc<RefCell<Option<T>>>,
|
||||
current_val: T,
|
||||
caller: Box<dyn Fn(T) + 'static>,
|
||||
}
|
||||
|
||||
/// Store state between component renders!
|
||||
/// When called, this hook retrives a stored value and provides a setter to update that value.
|
||||
/// When the setter is called, the component is re-ran with the new value.
|
||||
///
|
||||
/// This is behaves almost exactly the same way as React's "use_state".
|
||||
///
|
||||
/// Usage:
|
||||
/// ```ignore
|
||||
/// static Example: FC<()> = |ctx| {
|
||||
/// let (counter, set_counter) = use_state(ctx, || 0);
|
||||
/// let increment = |_| set_couter(counter + 1);
|
||||
/// let decrement = |_| set_couter(counter + 1);
|
||||
///
|
||||
/// html! {
|
||||
/// <div>
|
||||
/// <h1>"Counter: {counter}" </h1>
|
||||
/// <button onclick={increment}> "Increment" </button>
|
||||
/// <button onclick={decrement}> "Decrement" </button>
|
||||
/// </div>
|
||||
/// }
|
||||
/// }
|
||||
/// ```
|
||||
pub fn use_state<'a, 'c, T: 'static, F: FnOnce() -> T>(
|
||||
ctx: &'c Context<'a>,
|
||||
initial_state_fn: F,
|
||||
) -> (&'a T, &'a impl Fn(T)) {
|
||||
ctx.use_hook(
|
||||
move || UseState {
|
||||
new_val: Rc::new(RefCell::new(None)),
|
||||
current_val: initial_state_fn(),
|
||||
caller: Box::new(|_| println!("setter called!")),
|
||||
},
|
||||
move |hook| {
|
||||
log::debug!("Use_state set called");
|
||||
let inner = hook.new_val.clone();
|
||||
let scheduled_update = ctx.schedule_update();
|
||||
|
||||
// get ownership of the new val and replace the current with the new
|
||||
// -> as_ref -> borrow_mut -> deref_mut -> take
|
||||
// -> rc -> &RefCell -> RefMut -> &Option<T> -> T
|
||||
if let Some(new_val) = hook.new_val.as_ref().borrow_mut().deref_mut().take() {
|
||||
hook.current_val = new_val;
|
||||
}
|
||||
|
||||
// todo: swap out the caller with a subscription call and an internal update
|
||||
hook.caller = Box::new(move |new_val| {
|
||||
// update the setter with the new value
|
||||
let mut new_inner = inner.as_ref().borrow_mut();
|
||||
*new_inner = Some(new_val);
|
||||
|
||||
// Ensure the component gets updated
|
||||
scheduled_update();
|
||||
});
|
||||
|
||||
// box gets derefed into a ref which is then taken as ref with the hook
|
||||
(&hook.current_val, &hook.caller)
|
||||
},
|
||||
|_| {},
|
||||
)
|
||||
}
|
||||
}
|
||||
|
||||
mod new_use_state_def {
|
||||
use crate::innerlude::*;
|
||||
use std::{
|
||||
cell::RefCell,
|
||||
fmt::{Debug, Display},
|
||||
ops::{Deref, DerefMut},
|
||||
pin::Pin,
|
||||
rc::Rc,
|
||||
};
|
||||
|
||||
pub struct UseState<T: 'static> {
|
||||
modifier: Rc<RefCell<Option<Box<dyn FnOnce(&mut T)>>>>,
|
||||
current_val: T,
|
||||
update: Box<dyn Fn() + 'static>,
|
||||
setter: Box<dyn Fn(T) + 'static>,
|
||||
// setter: Box<dyn Fn(T) + 'static>,
|
||||
}
|
||||
|
||||
// #[derive(Clone, Copy)]
|
||||
|
@ -33,8 +113,11 @@ mod use_state_def {
|
|||
|
||||
impl<'a, T: 'static> UseState<T> {
|
||||
pub fn setter(&self) -> &dyn Fn(T) {
|
||||
todo!()
|
||||
&self.setter
|
||||
// let r = self.setter.as_mut();
|
||||
// unsafe { Pin::get_unchecked_mut(r) }
|
||||
}
|
||||
|
||||
pub fn set(&self, new_val: T) {
|
||||
self.modify(|f| *f = new_val);
|
||||
}
|
||||
|
@ -84,7 +167,7 @@ mod use_state_def {
|
|||
/// }
|
||||
/// }
|
||||
/// ```
|
||||
pub fn use_state<'a, 'c, T: 'static, F: FnOnce() -> T>(
|
||||
pub fn use_state_new<'a, 'c, T: 'static, F: FnOnce() -> T>(
|
||||
ctx: &'c Context<'a>,
|
||||
initial_state_fn: F,
|
||||
) -> &'a UseState<T> {
|
||||
|
@ -93,19 +176,32 @@ mod use_state_def {
|
|||
modifier: Rc::new(RefCell::new(None)),
|
||||
current_val: initial_state_fn(),
|
||||
update: Box::new(|| {}),
|
||||
setter: Box::new(|_| {}),
|
||||
},
|
||||
move |hook| {
|
||||
log::debug!("addr of hook: {:#?}", hook as *const _);
|
||||
let scheduled_update = ctx.schedule_update();
|
||||
|
||||
// log::debug!("Checking if new value {:#?}", &hook.current_val);
|
||||
// get ownership of the new val and replace the current with the new
|
||||
// -> as_ref -> borrow_mut -> deref_mut -> take
|
||||
// -> rc -> &RefCell -> RefMut -> &Option<T> -> T
|
||||
if let Some(new_val) = hook.modifier.as_ref().borrow_mut().deref_mut().take() {
|
||||
// log::debug!("setting prev {:#?}", &hook.current_val);
|
||||
(new_val)(&mut hook.current_val);
|
||||
// log::debug!("setting new value {:#?}", &hook.current_val);
|
||||
}
|
||||
|
||||
hook.update = Box::new(move || scheduled_update());
|
||||
|
||||
let modifier = hook.modifier.clone();
|
||||
hook.setter = Box::new(move |new_val: T| {
|
||||
let mut slot = modifier.as_ref().borrow_mut();
|
||||
|
||||
let slot2 = slot.deref_mut();
|
||||
*slot2 = Some(Box::new(move |old: &mut T| *old = new_val));
|
||||
});
|
||||
|
||||
&*hook
|
||||
},
|
||||
|_| {},
|
||||
|
|
|
@ -566,6 +566,11 @@ where
|
|||
std::iter::once(self)
|
||||
}
|
||||
}
|
||||
impl<'a> IntoDomTree<'a> for () {
|
||||
fn into_vnode(self, ctx: &NodeCtx<'a>) -> VNode<'a> {
|
||||
VNode::Suspended
|
||||
}
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_iterator_of_nodes<'b>() {
|
||||
|
@ -646,9 +651,6 @@ pub fn text2<'a>(contents: bumpalo::collections::String<'a>) -> VNode<'a> {
|
|||
let f: &'a str = contents.into_bump_str();
|
||||
VNode::text(f)
|
||||
}
|
||||
// pub fn text<'a>(contents: &'a str) -> VNode<'a> {
|
||||
// VNode::text(contents)
|
||||
// }
|
||||
|
||||
/// Construct an attribute for an element.
|
||||
///
|
||||
|
@ -666,35 +668,9 @@ pub fn attr<'a>(name: &'static str, value: &'a str) -> Attribute<'a> {
|
|||
Attribute { name, value }
|
||||
}
|
||||
|
||||
// /// Create an event listener.
|
||||
// ///
|
||||
// /// `event` is the type of event to listen for, e.g. `"click"`. The `callback`
|
||||
// /// is the function that will be invoked when the event occurs.
|
||||
// ///
|
||||
// /// # Example
|
||||
// ///
|
||||
// /// ```no_run
|
||||
// /// use dioxus::{builder::*, bumpalo::Bump};
|
||||
// ///
|
||||
// /// let b = Bump::new();
|
||||
// ///
|
||||
// /// let listener = on(&b, "click", |root, vdom, event| {
|
||||
// /// // do something when a click happens...
|
||||
// /// });
|
||||
// /// ```
|
||||
// pub fn on<'a, 'b>(
|
||||
// // pub fn on<'a, F: 'static>(
|
||||
// bump: &'a Bump,
|
||||
// event: &'static str,
|
||||
// callback: impl Fn(VirtualEvent) + 'a,
|
||||
// ) -> Listener<'a> {
|
||||
// Listener {
|
||||
// event,
|
||||
// callback: bump.alloc(callback),
|
||||
// }
|
||||
// }
|
||||
|
||||
pub fn virtual_child<'a, T: Properties + 'a>(ctx: &NodeCtx<'a>, f: FC<T>, p: T) -> VNode<'a> {
|
||||
// currently concerned about if props have a custom drop implementation
|
||||
// might override it with the props macro
|
||||
let propsd: &'a mut _ = ctx.bump.alloc(p);
|
||||
VNode::Component(crate::nodes::VComponent::new(f, propsd))
|
||||
}
|
||||
|
|
|
@ -36,9 +36,9 @@ pub struct Scope {
|
|||
// These two could be combined with "OwningRef" to remove unsafe usage
|
||||
// or we could dedicate a tiny bump arena just for them
|
||||
// could also use ourborous
|
||||
pub hooks: RefCell<Vec<*mut Hook>>,
|
||||
pub hooks: RefCell<Vec<Hook>>,
|
||||
|
||||
pub hook_arena: typed_arena::Arena<Hook>,
|
||||
pub hook_arena: Vec<Hook>,
|
||||
|
||||
// Unsafety:
|
||||
// - is self-refenrential and therefore needs to point into the bump
|
||||
|
@ -63,7 +63,7 @@ impl Scope {
|
|||
|
||||
Self {
|
||||
caller: broken_caller,
|
||||
hook_arena: typed_arena::Arena::new(),
|
||||
hook_arena: Vec::new(),
|
||||
hooks: RefCell::new(Vec::new()),
|
||||
frames: ActiveFrame::new(),
|
||||
children: HashSet::new(),
|
||||
|
@ -92,7 +92,7 @@ impl Scope {
|
|||
};
|
||||
|
||||
let ctx: Context<'b> = Context {
|
||||
arena: &self.hook_arena,
|
||||
// arena: &self.hook_arena,
|
||||
hooks: &self.hooks,
|
||||
bump: &frame.bump,
|
||||
idx: 0.into(),
|
||||
|
@ -145,7 +145,7 @@ impl Scope {
|
|||
// Run the callback with the user event
|
||||
log::debug!("Running listener");
|
||||
listener(source);
|
||||
log::debug!("Running listener");
|
||||
log::debug!("Listener finished");
|
||||
|
||||
// drain all the event listeners
|
||||
// if we don't, then they'll stick around and become invalid
|
||||
|
@ -203,7 +203,7 @@ impl ActiveFrame {
|
|||
}
|
||||
}
|
||||
|
||||
fn current_head_node<'b>(&'b self) -> &'b VNode<'b> {
|
||||
pub fn current_head_node<'b>(&'b self) -> &'b VNode<'b> {
|
||||
let raw_node = match *self.idx.borrow() & 1 == 0 {
|
||||
true => &self.frames[0],
|
||||
false => &self.frames[1],
|
||||
|
@ -217,7 +217,7 @@ impl ActiveFrame {
|
|||
}
|
||||
}
|
||||
|
||||
fn prev_head_node<'b>(&'b self) -> &'b VNode<'b> {
|
||||
pub fn prev_head_node<'b>(&'b self) -> &'b VNode<'b> {
|
||||
let raw_node = match *self.idx.borrow() & 1 != 0 {
|
||||
true => &self.frames[0],
|
||||
false => &self.frames[1],
|
||||
|
|
|
@ -6,6 +6,8 @@ use generational_arena::Arena;
|
|||
use std::{
|
||||
any::TypeId,
|
||||
borrow::{Borrow, BorrowMut},
|
||||
cell::RefCell,
|
||||
collections::{BTreeMap, BTreeSet},
|
||||
rc::{Rc, Weak},
|
||||
};
|
||||
use thiserror::private::AsDynError;
|
||||
|
@ -19,11 +21,13 @@ pub(crate) type OpaqueComponent<'a> = dyn for<'b> Fn(Context<'b>) -> DomTree + '
|
|||
pub struct VirtualDom {
|
||||
/// All mounted components are arena allocated to make additions, removals, and references easy to work with
|
||||
/// A generational arena is used to re-use slots of deleted scopes without having to resize the underlying arena.
|
||||
components: Arena<Scope>,
|
||||
pub components: Arena<Scope>,
|
||||
|
||||
/// The index of the root component.
|
||||
/// Will not be ready if the dom is fresh
|
||||
base_scope: ScopeIdx,
|
||||
pub base_scope: ScopeIdx,
|
||||
|
||||
pub(crate) update_schedule: Rc<RefCell<Vec<HierarchyMarker>>>,
|
||||
|
||||
// a strong allocation to the "caller" for the original props
|
||||
#[doc(hidden)]
|
||||
|
@ -70,6 +74,7 @@ impl VirtualDom {
|
|||
components,
|
||||
_root_caller: root_caller,
|
||||
base_scope,
|
||||
update_schedule: Rc::new(RefCell::new(Vec::new())),
|
||||
_root_prop_type: TypeId::of::<P>(),
|
||||
}
|
||||
}
|
||||
|
@ -85,13 +90,14 @@ impl VirtualDom {
|
|||
let mut diff_machine = DiffMachine::new();
|
||||
|
||||
let very_unsafe_components = &mut self.components as *mut generational_arena::Arena<Scope>;
|
||||
let mut component = self
|
||||
let component = self
|
||||
.components
|
||||
.get_mut(self.base_scope)
|
||||
.ok_or_else(|| Error::FatalInternal("Acquring base component should never fail"))?;
|
||||
component.run_scope()?;
|
||||
diff_machine.diff_node(component.old_frame(), component.new_frame());
|
||||
|
||||
// log::debug!("New events generated: {:#?}", diff_machine.lifecycle_events);
|
||||
// chew down the the lifecycle events until all dirty nodes are computed
|
||||
while let Some(event) = diff_machine.lifecycle_events.pop_front() {
|
||||
match event {
|
||||
|
@ -119,6 +125,7 @@ impl VirtualDom {
|
|||
}
|
||||
}
|
||||
LifeCycleEvent::PropsChanged { caller, id, scope } => {
|
||||
log::debug!("PROPS CHANGED");
|
||||
let idx = scope.upgrade().unwrap().as_ref().borrow().unwrap();
|
||||
unsafe {
|
||||
let p = &mut *(very_unsafe_components);
|
||||
|
@ -131,6 +138,7 @@ impl VirtualDom {
|
|||
// break 'render;
|
||||
}
|
||||
LifeCycleEvent::SameProps { caller, id, scope } => {
|
||||
log::debug!("SAME PROPS RECEIVED");
|
||||
//
|
||||
// break 'render;
|
||||
}
|
||||
|
@ -181,7 +189,15 @@ impl VirtualDom {
|
|||
.expect("Borrowing should not fail");
|
||||
|
||||
component.call_listener(event);
|
||||
component.run_scope()?;
|
||||
|
||||
/*
|
||||
-> call listener
|
||||
-> sort through accumulated queue by the top
|
||||
-> run each component, running its children
|
||||
-> add new updates to the tree of updates (these are dirty)
|
||||
->
|
||||
*/
|
||||
// component.run_scope()?;
|
||||
|
||||
// let mut diff_machine = DiffMachine::new();
|
||||
// let mut diff_machine = DiffMachine::new(&self.diff_bump);
|
||||
|
@ -192,3 +208,8 @@ impl VirtualDom {
|
|||
self.rebuild()
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(Debug, PartialEq, Eq, PartialOrd, Ord)]
|
||||
pub struct HierarchyMarker {
|
||||
height: u32,
|
||||
}
|
||||
|
|
102
packages/ssr/index.html
Normal file
102
packages/ssr/index.html
Normal file
|
@ -0,0 +1,102 @@
|
|||
<div title="About W3Schools">
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 0
|
||||
</p>
|
||||
</div>
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 1
|
||||
</p>
|
||||
</div>
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 2
|
||||
</p>
|
||||
</div>
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 3
|
||||
</p>
|
||||
</div>
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 4
|
||||
</p>
|
||||
</div>
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 5
|
||||
</p>
|
||||
</div>
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 6
|
||||
</p>
|
||||
</div>
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 7
|
||||
</p>
|
||||
</div>
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 8
|
||||
</p>
|
||||
</div>
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 9
|
||||
</p>
|
||||
</div>
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 10
|
||||
</p>
|
||||
</div>
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 11
|
||||
</p>
|
||||
</div>
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 12
|
||||
</p>
|
||||
</div>
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 13
|
||||
</p>
|
||||
</div>
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 14
|
||||
</p>
|
||||
</div>
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 15
|
||||
</p>
|
||||
</div>
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 16
|
||||
</p>
|
||||
</div>
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 17
|
||||
</p>
|
||||
</div>
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 18
|
||||
</p>
|
||||
</div>
|
||||
<div title="About W3Schools" style="color:blue;text-align:center" class="About W3Schools">
|
||||
<p title="About W3Schools">
|
||||
Hello world!: 19
|
||||
</p>
|
||||
</div>
|
||||
</div>
|
|
@ -20,6 +20,7 @@
|
|||
//!
|
||||
|
||||
use dioxus_core::prelude::{VNode, FC};
|
||||
pub mod tostring;
|
||||
|
||||
pub mod prelude {
|
||||
pub use dioxus_core::prelude::*;
|
||||
|
|
84
packages/ssr/src/tostring.rs
Normal file
84
packages/ssr/src/tostring.rs
Normal file
|
@ -0,0 +1,84 @@
|
|||
use std::fmt::Display;
|
||||
|
||||
use dioxus_core::prelude::*;
|
||||
use dioxus_core::{nodes::VNode, prelude::ScopeIdx, virtual_dom::VirtualDom};
|
||||
|
||||
struct SsrRenderer {
|
||||
dom: VirtualDom,
|
||||
}
|
||||
|
||||
impl Display for SsrRenderer {
|
||||
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
|
||||
let node = self
|
||||
.dom
|
||||
.components
|
||||
.get(self.dom.base_scope)
|
||||
.unwrap()
|
||||
.frames
|
||||
.current_head_node();
|
||||
|
||||
html_render(&self.dom, node, f)
|
||||
}
|
||||
}
|
||||
|
||||
// recursively walk the tree
|
||||
fn html_render(
|
||||
dom: &VirtualDom,
|
||||
node: &VNode,
|
||||
f: &mut std::fmt::Formatter<'_>,
|
||||
) -> std::fmt::Result {
|
||||
match node {
|
||||
VNode::Element(el) => {
|
||||
write!(f, "<{}", el.tag_name)?;
|
||||
for attr in el.attributes {
|
||||
write!(f, " {}=\"{}\"", attr.name, attr.value)?;
|
||||
}
|
||||
write!(f, ">\n")?;
|
||||
for child in el.children {
|
||||
html_render(dom, child, f)?;
|
||||
}
|
||||
write!(f, "\n</{}>", el.tag_name)?;
|
||||
Ok(())
|
||||
}
|
||||
VNode::Text(t) => write!(f, "{}", t.text),
|
||||
VNode::Suspended => todo!(),
|
||||
VNode::Component(vcomp) => {
|
||||
let id = vcomp.ass_scope.as_ref().borrow().unwrap();
|
||||
let new_node = dom.components.get(id).unwrap().frames.current_head_node();
|
||||
html_render(&dom, new_node, f)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_serialize() {
|
||||
let mut dom = VirtualDom::new(|ctx, props| {
|
||||
ctx.render(rsx! {
|
||||
div {
|
||||
title: "About W3Schools"
|
||||
{(0..20).map(|f| rsx!{
|
||||
div {
|
||||
title: "About W3Schools"
|
||||
style: "color:blue;text-align:center"
|
||||
class: "About W3Schools"
|
||||
p {
|
||||
title: "About W3Schools"
|
||||
"Hello world!: {f}"
|
||||
}
|
||||
}
|
||||
})}
|
||||
}
|
||||
})
|
||||
});
|
||||
dom.rebuild();
|
||||
let renderer = SsrRenderer { dom };
|
||||
|
||||
use std::fs::File;
|
||||
use std::io::prelude::*;
|
||||
|
||||
let mut file = File::create("index.html").unwrap();
|
||||
let buf = renderer.to_string();
|
||||
// dbg!(buf);
|
||||
file.write(buf.as_bytes());
|
||||
// dbg!(renderer.to_string());
|
||||
}
|
|
@ -55,3 +55,7 @@ debug = true
|
|||
|
||||
[lib]
|
||||
crate-type = ["cdylib", "rlib"]
|
||||
|
||||
|
||||
[dev-dependencies]
|
||||
uuid = { version = "0.8.2", features = ["v4"] }
|
||||
|
|
|
@ -10,7 +10,7 @@ fn main() {
|
|||
use components::CustomB;
|
||||
|
||||
fn CustomA<'a>(ctx: Context<'a>, props: &'a ()) -> DomTree {
|
||||
let val = use_state(&ctx, || "abcdef".to_string());
|
||||
let (val, set_val) = use_state(&ctx, || "abcdef".to_string());
|
||||
|
||||
ctx.render(rsx! {
|
||||
div {
|
||||
|
@ -18,11 +18,11 @@ fn CustomA<'a>(ctx: Context<'a>, props: &'a ()) -> DomTree {
|
|||
"CustomA {val}"
|
||||
button {
|
||||
"Upper"
|
||||
onclick: move |_| val.set(val.to_ascii_uppercase())
|
||||
onclick: move |_| set_val(val.to_ascii_uppercase())
|
||||
}
|
||||
button {
|
||||
"Lower"
|
||||
onclick: move |_| val.set(val.to_ascii_lowercase())
|
||||
onclick: move |_| set_val(val.to_ascii_lowercase())
|
||||
}
|
||||
CustomB {
|
||||
val: val.as_ref()
|
||||
|
|
|
@ -12,10 +12,10 @@ fn main() {
|
|||
|
||||
// this is a component
|
||||
static Example: FC<()> = |ctx, _props| {
|
||||
let event = use_state(&ctx, || None);
|
||||
let (event, set_event) = use_state(&ctx, || None);
|
||||
|
||||
let handler = move |evt: MouseEvent| {
|
||||
event.set(Some(evt));
|
||||
set_event(Some(evt));
|
||||
};
|
||||
|
||||
log::info!("hello world");
|
||||
|
|
|
@ -10,7 +10,7 @@ fn main() {
|
|||
}
|
||||
|
||||
static Example: FC<()> = |ctx, props| {
|
||||
let name = use_state(&ctx, || "...?");
|
||||
let (name, set_name) = use_state(&ctx, || "...?");
|
||||
|
||||
log::debug!("Running component....");
|
||||
|
||||
|
@ -32,14 +32,14 @@ static Example: FC<()> = |ctx, props| {
|
|||
<div>
|
||||
<button
|
||||
class="inline-block py-4 px-8 mr-6 leading-none text-white bg-indigo-600 hover:bg-indigo-900 font-semibold rounded shadow"
|
||||
onclick={move |_| name.set("jack")}>
|
||||
onclick={move |_| set_name("jack")}>
|
||||
"Jack!"
|
||||
</button>
|
||||
|
||||
<button
|
||||
class="inline-block py-4 px-8 mr-6 leading-none text-white bg-indigo-600 hover:bg-indigo-900 font-semibold rounded shadow"
|
||||
onclick={move |_| name.set("jill")}
|
||||
onclick={move |_| name.set("jill")}>
|
||||
onclick={move |_| set_name("jill")}
|
||||
onclick={move |_| set_name("jill")}>
|
||||
"Jill!"
|
||||
</button>
|
||||
</div>
|
||||
|
|
|
@ -1,6 +1,6 @@
|
|||
use std::collections::HashMap;
|
||||
use std::collections::{BTreeMap, BTreeSet, HashMap};
|
||||
|
||||
use dioxus::prelude::*;
|
||||
use dioxus::{events::on::MouseEvent, prelude::*};
|
||||
use dioxus_core as dioxus;
|
||||
use dioxus_web::WebsysRenderer;
|
||||
|
||||
|
@ -17,37 +17,38 @@ fn main() {
|
|||
|
||||
use lazy_static::lazy_static;
|
||||
lazy_static! {
|
||||
static ref DummyData: HashMap<String, String> = {
|
||||
static ref DummyData: BTreeMap<usize, String> = {
|
||||
let vals = vec![
|
||||
("0 ", "abc123"),
|
||||
("1 ", "abc124"),
|
||||
("2 ", "abc125"),
|
||||
("3 ", "abc126"),
|
||||
("4 ", "abc127"),
|
||||
("5 ", "abc128"),
|
||||
("6 ", "abc129"),
|
||||
("7 ", "abc1210"),
|
||||
("8 ", "abc1211"),
|
||||
("9 ", "abc1212"),
|
||||
("10 ", "abc1213"),
|
||||
("11 ", "abc1214"),
|
||||
("12 ", "abc1215"),
|
||||
("13 ", "abc1216"),
|
||||
("14 ", "abc1217"),
|
||||
("15 ", "abc1218"),
|
||||
("16 ", "abc1219"),
|
||||
("17 ", "abc1220"),
|
||||
("18 ", "abc1221"),
|
||||
("19 ", "abc1222"),
|
||||
"abc123", //
|
||||
"abc124", //
|
||||
"abc125", //
|
||||
"abc126", //
|
||||
"abc127", //
|
||||
"abc128", //
|
||||
"abc129", //
|
||||
"abc1210", //
|
||||
"abc1211", //
|
||||
"abc1212", //
|
||||
"abc1213", //
|
||||
"abc1214", //
|
||||
"abc1215", //
|
||||
"abc1216", //
|
||||
"abc1217", //
|
||||
"abc1218", //
|
||||
"abc1219", //
|
||||
"abc1220", //
|
||||
"abc1221", //
|
||||
"abc1222", //
|
||||
];
|
||||
vals.into_iter()
|
||||
.map(|(a, b)| (a.to_string(), b.to_string()))
|
||||
.map(ToString::to_string)
|
||||
.enumerate()
|
||||
.collect()
|
||||
};
|
||||
}
|
||||
|
||||
static App: FC<()> = |ctx, _| {
|
||||
let items = use_state(&ctx, || DummyData.clone());
|
||||
let items = use_state_new(&ctx, || DummyData.clone());
|
||||
|
||||
// handle new elements
|
||||
let add_new = move |_| {
|
||||
|
@ -59,20 +60,18 @@ static App: FC<()> = |ctx, _| {
|
|||
(_, 0) => "Buzz".to_string(),
|
||||
_ => k.to_string(),
|
||||
};
|
||||
m.insert(k.to_string(), v);
|
||||
m.insert(k, v);
|
||||
})
|
||||
};
|
||||
|
||||
let elements = items.iter().map(|(k, v)| {
|
||||
rsx! {
|
||||
li {
|
||||
span {"{k}: {v}"}
|
||||
button {
|
||||
"Remove"
|
||||
onclick: move |_| {
|
||||
let key_to_remove = k.clone();
|
||||
items.modify(move |m| { m.remove(&key_to_remove); } )
|
||||
}
|
||||
ListHelper {
|
||||
name: k,
|
||||
value: v
|
||||
onclick: move |_| {
|
||||
let key = k.clone();
|
||||
items.modify(move |m| { m.remove(&key); } )
|
||||
}
|
||||
}
|
||||
}
|
||||
|
@ -81,17 +80,47 @@ static App: FC<()> = |ctx, _| {
|
|||
ctx.render(rsx!(
|
||||
div {
|
||||
h1 {"Some list"}
|
||||
|
||||
// button to add new item
|
||||
button {
|
||||
"Remove all"
|
||||
onclick: move |_| items.set(BTreeMap::new())
|
||||
}
|
||||
button {
|
||||
"add new"
|
||||
onclick: {add_new}
|
||||
}
|
||||
|
||||
// list elements
|
||||
ul {
|
||||
{elements}
|
||||
}
|
||||
}
|
||||
))
|
||||
};
|
||||
|
||||
#[derive(Props)]
|
||||
struct ListProps<'a, F: Fn(MouseEvent) + 'a> {
|
||||
name: &'a usize,
|
||||
value: &'a str,
|
||||
onclick: F,
|
||||
}
|
||||
|
||||
impl<F: Fn(MouseEvent)> PartialEq for ListProps<'_, F> {
|
||||
fn eq(&self, other: &Self) -> bool {
|
||||
// no references are ever the same
|
||||
false
|
||||
}
|
||||
}
|
||||
|
||||
fn ListHelper<F: Fn(MouseEvent)>(ctx: Context, props: &ListProps<F>) -> DomTree {
|
||||
let k = props.name;
|
||||
let v = props.value;
|
||||
ctx.render(rsx! {
|
||||
li {
|
||||
class: "flex items-center text-xl"
|
||||
key: "{k}"
|
||||
span { "{k}: {v}" }
|
||||
button {
|
||||
"__ Remove"
|
||||
onclick: {&props.onclick}
|
||||
}
|
||||
}
|
||||
})
|
||||
}
|
||||
|
|
|
@ -16,16 +16,13 @@ fn main() {
|
|||
});
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
#[derive(PartialEq, Props)]
|
||||
struct ExampleProps {
|
||||
initial_name: &'static str,
|
||||
}
|
||||
|
||||
static Example: FC<ExampleProps> = |ctx, props| {
|
||||
let name = use_state(&ctx, move || props.initial_name.to_string());
|
||||
let name = use_state_new(&ctx, move || props.initial_name.to_string());
|
||||
|
||||
ctx.render(rsx! {
|
||||
div {
|
||||
|
@ -39,9 +36,9 @@ static Example: FC<ExampleProps> = |ctx, props| {
|
|||
"Hello, {name}"
|
||||
}
|
||||
|
||||
CustomButton { name: "Jack!", set_name: name.setter() }
|
||||
CustomButton { name: "Jill!", set_name: name.setter() }
|
||||
CustomButton { name: "Bob!", set_name: name.setter() }
|
||||
CustomButton { name: "Jack!", handler: move |evt| name.set("Jack".to_string()) }
|
||||
CustomButton { name: "Jill!", handler: move |evt| name.set("Jill".to_string()) }
|
||||
CustomButton { name: "Bob!", handler: move |evt| name.set("Bob".to_string())}
|
||||
}
|
||||
})
|
||||
};
|
||||
|
@ -49,23 +46,22 @@ static Example: FC<ExampleProps> = |ctx, props| {
|
|||
|
||||
|
||||
#[derive(Props)]
|
||||
struct ButtonProps<'src> {
|
||||
struct ButtonProps<'src, F: Fn(MouseEvent)> {
|
||||
name: &'src str,
|
||||
set_name: &'src dyn Fn(String)
|
||||
handler: F
|
||||
}
|
||||
|
||||
fn CustomButton<'a>(ctx: Context<'a>, props: &'a ButtonProps<'a>) -> DomTree {
|
||||
fn CustomButton<'b, 'a, F: Fn(MouseEvent)>(ctx: Context<'a>, props: &'b ButtonProps<'b, F>) -> DomTree {
|
||||
ctx.render(rsx!{
|
||||
button {
|
||||
class: "inline-block py-4 px-8 mr-6 leading-none text-white bg-indigo-600 hover:bg-indigo-900 font-semibold rounded shadow"
|
||||
onmouseover: move |evt| (props.set_name)(props.name.to_string())
|
||||
onmouseover: {&props.handler}
|
||||
"{props.name}"
|
||||
}
|
||||
})
|
||||
}
|
||||
|
||||
|
||||
impl PartialEq for ButtonProps<'_> {
|
||||
impl<F: Fn(MouseEvent)> PartialEq for ButtonProps<'_, F> {
|
||||
fn eq(&self, other: &Self) -> bool {
|
||||
false
|
||||
}
|
||||
|
|
178
packages/web/examples/todomvc.rs
Normal file
178
packages/web/examples/todomvc.rs
Normal file
|
@ -0,0 +1,178 @@
|
|||
use std::{
|
||||
collections::{BTreeMap, BTreeSet},
|
||||
sync::atomic::AtomicUsize,
|
||||
};
|
||||
|
||||
use dioxus_core::prelude::*;
|
||||
use dioxus_web::WebsysRenderer;
|
||||
use uuid::Uuid;
|
||||
|
||||
// Entry point
|
||||
fn main() {
|
||||
wasm_bindgen_futures::spawn_local(WebsysRenderer::start(|ctx, props| {
|
||||
ctx.create_context(|| model::TodoManager::new());
|
||||
|
||||
ctx.render(rsx! {
|
||||
div {
|
||||
TodoList {}
|
||||
Footer {}
|
||||
}
|
||||
})
|
||||
}))
|
||||
}
|
||||
|
||||
static TodoList: FC<()> = |ctx, props| {
|
||||
let todos = use_state_new(&ctx, || BTreeMap::<usize, model::TodoItem>::new());
|
||||
|
||||
let items = todos.iter().map(|(order, item)| {
|
||||
rsx!(TodoItem {
|
||||
// key: "{}",
|
||||
todo: item
|
||||
})
|
||||
});
|
||||
|
||||
ctx.render(rsx! {
|
||||
div {
|
||||
{items}
|
||||
}
|
||||
})
|
||||
};
|
||||
|
||||
#[derive(Debug, PartialEq, Props)]
|
||||
struct TodoItemsProp<'a> {
|
||||
todo: &'a model::TodoItem,
|
||||
}
|
||||
|
||||
fn TodoItem(ctx: Context, props: &TodoItemsProp) -> DomTree {
|
||||
let (editing, set_editing) = use_state(&ctx, || false);
|
||||
|
||||
let id = props.todo.id;
|
||||
ctx.render(rsx! (
|
||||
li {
|
||||
div {
|
||||
"{id}"
|
||||
}
|
||||
// {input}
|
||||
}
|
||||
))
|
||||
}
|
||||
|
||||
static Footer: FC<()> = |ctx, props| {
|
||||
ctx.render(html! {
|
||||
<footer className="info">
|
||||
<p>"Double-click to edit a todo"</p>
|
||||
<p>
|
||||
"Created by "<a href="http://github.com/jkelleyrtp/">"jkelleyrtp"</a>
|
||||
</p>
|
||||
<p>
|
||||
"Part of "<a href="http://todomvc.com">"TodoMVC"</a>
|
||||
</p>
|
||||
</footer>
|
||||
})
|
||||
};
|
||||
|
||||
// The data model that the todo mvc uses
|
||||
mod model {
|
||||
use std::{borrow::BorrowMut, future::Future};
|
||||
|
||||
use super::*;
|
||||
|
||||
#[derive(Debug, PartialEq, Clone)]
|
||||
pub struct TodoItem {
|
||||
pub id: Uuid,
|
||||
pub checked: bool,
|
||||
pub contents: String,
|
||||
}
|
||||
|
||||
struct Dispatcher {}
|
||||
|
||||
struct AppContext<T: Clone> {
|
||||
_t: std::rc::Rc<T>,
|
||||
}
|
||||
|
||||
impl<T: Clone> AppContext<T> {
|
||||
fn dispatch(&self, f: impl FnOnce(&mut T)) {}
|
||||
fn async_dispatch(&self, f: impl Future<Output = ()>) {}
|
||||
fn get<G>(&self, f: impl Fn(&T) -> &G) -> &G {
|
||||
f(&self._t)
|
||||
}
|
||||
fn set(&self, orig: &mut std::borrow::Cow<T>) {
|
||||
let r = orig.to_mut();
|
||||
}
|
||||
}
|
||||
|
||||
// use im-rc if your contexts are too large to clone!
|
||||
// or, dangerously mutate and update subscriptions manually
|
||||
#[derive(Clone)]
|
||||
pub struct TodoManager {
|
||||
items: Vec<u32>,
|
||||
}
|
||||
|
||||
impl AppContext<TodoManager> {
|
||||
fn remove_todo(&self, id: Uuid) {
|
||||
self.dispatch(|f| {})
|
||||
}
|
||||
|
||||
async fn push_todo(&self, todo: TodoItem) {
|
||||
self.dispatch(|f| {
|
||||
//
|
||||
f.items.push(10);
|
||||
});
|
||||
}
|
||||
|
||||
fn add_todo(&self) {
|
||||
// self.dispatch(|f| {});
|
||||
// let items = self.get(|f| &f.items);
|
||||
}
|
||||
}
|
||||
|
||||
impl TodoManager {
|
||||
pub fn new() -> Self {
|
||||
todo!()
|
||||
}
|
||||
|
||||
pub fn get_todo(&self) -> &TodoItem {
|
||||
todo!()
|
||||
}
|
||||
}
|
||||
|
||||
pub struct TodoHandle {}
|
||||
impl TodoHandle {
|
||||
fn get_todo(&self, id: Uuid) -> &TodoItem {
|
||||
todo!()
|
||||
}
|
||||
|
||||
fn add_todo(&self, todo: TodoItem) {}
|
||||
}
|
||||
|
||||
// use_reducer, but exposes the reducer and context to children
|
||||
fn use_reducer_context() {}
|
||||
fn use_context_selector() {}
|
||||
|
||||
fn use_context<'b, 'c, Root: 'static, Item: 'c>(
|
||||
ctx: &'b Context<'c>,
|
||||
f: impl Fn(Root) -> &'c Item,
|
||||
) -> &'c Item {
|
||||
todo!()
|
||||
}
|
||||
|
||||
pub fn use_todo_item<'b, 'c>(ctx: &'b Context<'c>, item: Uuid) -> &'c TodoItem {
|
||||
todo!()
|
||||
// ctx.use_hook(|| TodoManager::new(), |hook| {}, cleanup)
|
||||
}
|
||||
fn use_todos(ctx: &Context) -> TodoHandle {
|
||||
todo!()
|
||||
}
|
||||
|
||||
fn use_todo_context(ctx: &Context) -> AppContext<TodoManager> {
|
||||
todo!()
|
||||
}
|
||||
|
||||
fn test(ctx: Context) {
|
||||
let todos = use_todos(&ctx);
|
||||
let todo = todos.get_todo(Uuid::new_v4());
|
||||
|
||||
let c = use_todo_context(&ctx);
|
||||
// todos.add_todo();
|
||||
}
|
||||
}
|
Loading…
Reference in a new issue