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selimaj-dev
2026-07-14 13:29:16 -04:00
parent 7b03e13123
commit 3428beef8e
6 changed files with 461 additions and 93 deletions
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Cargo.lock
Generated
+335
View File
@@ -2,26 +2,294 @@
# It is not intended for manual editing. # It is not intended for manual editing.
version = 4 version = 4
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Cargo.toml
+3
View File
@@ -5,9 +5,12 @@ edition = "2024"
[dependencies] [dependencies]
pulse-ui = { workspace = true } pulse-ui = { workspace = true }
tokio = { workspace = true, features = ["rt-multi-thread", "macros"] }
[workspace] [workspace]
members = ["pulse-ui"] members = ["pulse-ui"]
[workspace.dependencies] [workspace.dependencies]
pulse-ui = { path = "pulse-ui", version = "0.1.0-alpha.0" } pulse-ui = { path = "pulse-ui", version = "0.1.0-alpha.0" }
tokio = "1.52.3"
crossterm = "0.29.0"
pulse-ui/Cargo.toml
+3 -1
View File
@@ -4,4 +4,6 @@ version = "0.1.0"
edition = "2024" edition = "2024"
[dependencies] [dependencies]
tokio = { version = "1.52.3", features = ["sync"] } tokio = { workspace = true, features = ["sync"] }
crossterm = { workspace = true }
pulse-ui/src/lib.rs
+25 -77
View File
@@ -1,100 +1,48 @@
use std::{any::Any, sync::Arc}; use std::any::Any;
use tokio::sync::{Mutex, MutexGuard, mpsc}; use tokio::sync::mpsc;
pub mod layout; pub mod layout;
pub mod render; pub mod render;
pub mod state;
pub mod unit; pub mod unit;
pub mod widget; pub mod widget;
#[derive(Debug, Clone)] #[allow(async_fn_in_trait)]
pub struct Context {
tx: mpsc::Sender<Box<dyn Any>>,
}
pub struct Refresh;
pub trait App { pub trait App {
// State // State
#[allow(async_fn_in_trait)] async fn init(&mut self, ctx: state::Context);
async fn init(&mut self, ctx: Context);
#[allow(async_fn_in_trait)]
async fn update(&mut self, event: Box<dyn Any>); async fn update(&mut self, event: Box<dyn Any>);
// Rendering // Rendering
fn layout(&self) -> layout::Allocation; async fn layout(&self) -> layout::LayoutItem;
fn render(&mut self, layout: layout::Allocation); async fn render(&mut self, allocation: layout::Allocation);
} }
pub struct AppHandler<A: App> { pub async fn run<A: App>(create_app: impl FnOnce(&state::Context) -> A) {
pub app: A, let (tx, mut rx) = mpsc::channel(100);
}
impl<A: App> AppHandler<A> { let ctx = state::Context { tx };
pub async fn run(&mut self) {
let (tx, mut rx) = mpsc::channel(100);
self.app.init(Context { tx }).await; let mut app = create_app(&ctx);
self.app.render(self.app.layout()); app.init(ctx).await;
while let Some(event) = rx.recv().await { app.render(get_screen().allocate(&app.layout().await)).await;
self.app.update(event).await;
self.app.render(self.app.layout()); while let Some(event) = rx.recv().await {
} app.update(event).await;
app.render(get_screen().allocate(&app.layout().await)).await;
} }
} }
impl Context { pub fn get_screen() -> unit::Rect {
pub fn use_state<T>(&self, v: T) -> State<T> { let (width, height) = crossterm::terminal::size().unwrap();
State {
value: Arc::new(Mutex::new(v)), unit::Rect {
tx: self.tx.clone(), x: 0,
} y: 0,
} width,
} height,
pub struct State<T> {
pub value: Arc<Mutex<T>>,
tx: mpsc::Sender<Box<dyn Any>>,
}
pub struct StateGuard<'a, T> {
is_mutated: bool,
value: MutexGuard<'a, T>,
tx: &'a mpsc::Sender<Box<dyn Any>>,
}
impl<T> State<T> {
pub async fn lock<'a>(&'a self) -> StateGuard<'a, T> {
StateGuard {
value: self.value.lock().await,
is_mutated: false,
tx: &self.tx,
}
}
}
impl<'a, T> std::ops::Deref for StateGuard<'a, T> {
type Target = T;
fn deref(&self) -> &Self::Target {
&self.value
}
}
impl<'a, T> std::ops::DerefMut for StateGuard<'a, T> {
fn deref_mut(&mut self) -> &mut Self::Target {
self.is_mutated = true;
&mut self.value
}
}
impl<'a, T> Drop for StateGuard<'a, T> {
fn drop(&mut self) {
if self.is_mutated {
self.tx.blocking_send(Box::new(Refresh)).unwrap()
}
} }
} }
pulse-ui/src/state.rs
+64
View File
@@ -0,0 +1,64 @@
use std::{any::Any, sync::Arc};
use tokio::sync::{Mutex, MutexGuard, mpsc::Sender};
pub struct Refresh;
#[derive(Debug, Clone)]
pub struct Context {
pub(crate) tx: Sender<Box<dyn Any>>,
}
pub struct State<T> {
pub value: Arc<Mutex<T>>,
tx: Sender<Box<dyn Any>>,
}
pub struct StateGuard<'a, T> {
is_mutated: bool,
value: MutexGuard<'a, T>,
tx: &'a Sender<Box<dyn Any>>,
}
impl Context {
pub fn use_state<T>(&self, v: T) -> State<T> {
State {
value: Arc::new(Mutex::new(v)),
tx: self.tx.clone(),
}
}
}
impl<T> State<T> {
pub async fn lock<'a>(&'a self) -> StateGuard<'a, T> {
StateGuard {
value: self.value.lock().await,
is_mutated: false,
tx: &self.tx,
}
}
}
impl<'a, T> std::ops::Deref for StateGuard<'a, T> {
type Target = T;
fn deref(&self) -> &Self::Target {
&self.value
}
}
impl<'a, T> std::ops::DerefMut for StateGuard<'a, T> {
fn deref_mut(&mut self) -> &mut Self::Target {
self.is_mutated = true;
&mut self.value
}
}
impl<'a, T> Drop for StateGuard<'a, T> {
fn drop(&mut self) {
if self.is_mutated {
self.tx.blocking_send(Box::new(Refresh)).unwrap()
}
}
}
src/main.rs
+31 -15
View File
@@ -1,20 +1,36 @@
use pulse_ui::{ use pulse_ui::{
App,
layout::{LayoutItem, layout}, layout::{LayoutItem, layout},
unit::{Rect, Size}, state::State,
unit::Size,
}; };
fn main() { pub struct PulseTradeApp {
let layout = layout(vec![ count: State<i32>,
LayoutItem::Widget(Size::Flex(16)), }
LayoutItem::Widget(Size::Flex(9)),
]); impl App for PulseTradeApp {
async fn init(&mut self, ctx: pulse_ui::state::Context) {}
let screen = Rect {
x: 0, async fn update(&mut self, event: Box<dyn std::any::Any>) {}
y: 0,
width: 3000, async fn layout(&self) -> pulse_ui::layout::LayoutItem {
height: 3000, layout(vec![
}; LayoutItem::Widget(Size::Flex(16)),
LayoutItem::Widget(Size::Flex(9)),
println!("{:?}", screen.allocate(&layout)); ])
}
async fn render(&mut self, layout: pulse_ui::layout::Allocation) {
println!("{:?}", layout);
println!("{:?}", *self.count.lock().await);
}
}
#[tokio::main]
async fn main() {
pulse_ui::run(|ctx| PulseTradeApp {
count: ctx.use_state(0),
})
.await;
} }