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wip: examples

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This commit is contained in:
Jonathan Kelley 2021-09-21 12:11:04 -04:00
parent adf202eab9
commit f1cff845ce
10 changed files with 80 additions and 26 deletions
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6
examples/calculator.rs
View file

@ -27,9 +27,9 @@ const App: FC<()> = |cx| {
let clear_display = display_value == "0";
let clear_text = if clear_display { "C" } else { "AC" };
let input_digit = move |num: u8| display_value.get_mut().push_str(num.to_string().as_str());
let input_digit = move |num: u8| display_value.modify().push_str(num.to_string().as_str());
let input_dot = move || display_value.get_mut().push_str(".");
let input_dot = move || display_value.modify().push_str(".");
let perform_operation = move || {
if let Some(op) = operator.as_ref() {
@ -67,7 +67,7 @@ const App: FC<()> = |cx| {
let keydownhandler = move |evt: KeyboardEvent| match evt.key_code() {
KeyCode::Backspace => {
if !display_value.as_str().eq("0") {
display_value.get_mut().pop();
display_value.modify().pop();
}
}
KeyCode::_0 => input_digit(0),

6
examples/file_explorer.rs
View file

@ -25,7 +25,7 @@ static App: FC<()> = |cx| {
let file_list = files.path_names.iter().enumerate().map(|(dir_id, path)| {
rsx! (
li { a {"{path}", onclick: move |_| files.get_mut().enter_dir(dir_id), href: "#"} }
li { a {"{path}", onclick: move |_| files.modify().enter_dir(dir_id), href: "#"} }
)
});
@ -33,7 +33,7 @@ static App: FC<()> = |cx| {
rsx! {
div {
code {"{err}"}
button {"x", onclick: move |_| files.get_mut().clear_err() }
button {"x", onclick: move |_| files.modify().clear_err() }
}
}
});
@ -43,7 +43,7 @@ static App: FC<()> = |cx| {
div {
h1 {"Files: "}
h3 {"Cur dir: {cur}"}
button { "go up", onclick: move |_| files.get_mut().go_up() }
button { "go up", onclick: move |_| files.modify().go_up() }
ol { {file_list} }
{err_disp}
}

24
examples/model.rs
View file

@ -42,29 +42,29 @@ static App: FC<()> = |cx| {
cx.render(rsx! {
div { id: "wrapper"
div { class: "app", style { "{STYLE}" }
div { class: "calculator", onkeypress: move |evt| state.get_mut().handle_keydown(evt),
div { class: "calculator", onkeypress: move |evt| state.modify().handle_keydown(evt),
div { class: "calculator-display", "{formatted}"}
div { class: "calculator-keypad"
div { class: "input-keys"
div { class: "function-keys"
CalculatorKey { name: "key-clear", onclick: move |_| state.get_mut().clear_display(), "{clear_text}" }
CalculatorKey { name: "key-sign", onclick: move |_| state.get_mut().toggle_sign(), "±"}
CalculatorKey { name: "key-percent", onclick: move |_| state.get_mut().toggle_percent(), "%"}
CalculatorKey { name: "key-clear", onclick: move |_| state.modify().clear_display(), "{clear_text}" }
CalculatorKey { name: "key-sign", onclick: move |_| state.modify().toggle_sign(), "±"}
CalculatorKey { name: "key-percent", onclick: move |_| state.modify().toggle_percent(), "%"}
}
div { class: "digit-keys"
CalculatorKey { name: "key-0", onclick: move |_| state.get_mut().input_digit(0), "0" }
CalculatorKey { name: "key-dot", onclick: move |_| state.get_mut().input_dot(), "●" }
CalculatorKey { name: "key-0", onclick: move |_| state.modify().input_digit(0), "0" }
CalculatorKey { name: "key-dot", onclick: move |_| state.modify().input_dot(), "●" }
{(1..10).map(move |k| rsx!{
CalculatorKey { key: "{k}", name: "key-{k}", onclick: move |_| state.get_mut().input_digit(k), "{k}" }
CalculatorKey { key: "{k}", name: "key-{k}", onclick: move |_| state.modify().input_digit(k), "{k}" }
})}
}
}
div { class: "operator-keys"
CalculatorKey { name:"key-divide", onclick: move |_| state.get_mut().set_operator(Operator::Div), "÷" }
CalculatorKey { name:"key-multiply", onclick: move |_| state.get_mut().set_operator(Operator::Mul), "×" }
CalculatorKey { name:"key-subtract", onclick: move |_| state.get_mut().set_operator(Operator::Sub), "−" }
CalculatorKey { name:"key-add", onclick: move |_| state.get_mut().set_operator(Operator::Add), "+" }
CalculatorKey { name:"key-equals", onclick: move |_| state.get_mut().perform_operation(), "=" }
CalculatorKey { name:"key-divide", onclick: move |_| state.modify().set_operator(Operator::Div), "÷" }
CalculatorKey { name:"key-multiply", onclick: move |_| state.modify().set_operator(Operator::Mul), "×" }
CalculatorKey { name:"key-subtract", onclick: move |_| state.modify().set_operator(Operator::Sub), "−" }
CalculatorKey { name:"key-add", onclick: move |_| state.modify().set_operator(Operator::Add), "+" }
CalculatorKey { name:"key-equals", onclick: move |_| state.modify().perform_operation(), "=" }
}
}
}

4
examples/reducer.rs
View file

@ -22,11 +22,11 @@ pub static App: FC<()> = |cx| {
h3 {"The radio is... {is_playing}!"}
button {
"Pause"
onclick: move |_| state.get_mut().reduce(PlayerAction::Pause)
onclick: move |_| state.modify().reduce(PlayerAction::Pause)
}
button {
"Play"
onclick: move |_| state.get_mut().reduce(PlayerAction::Play)
onclick: move |_| state.modify().reduce(PlayerAction::Play)
}
}
})

4
examples/slideshow.rs
View file

@ -34,9 +34,9 @@ static App: FC<()> = |cx| {
div {
div { h1 {"my awesome slideshow"} }
div {
button {"<-", onclick: move |_| slides.get_mut().go_forward()}
button {"<-", onclick: move |_| slides.modify().go_forward()}
h3 { "{slides.slide_id}" }
button {"->" onclick: move |_| slides.get_mut().go_backward()}
button {"->" onclick: move |_| slides.modify().go_backward()}
}
}
{slide}

4
examples/webview.rs
View file

@ -25,8 +25,8 @@ static App: FC<()> = |cx| {
cx.render(rsx! {
div {
h1 {"{state}"}
CalculatorKey { name: "key-clear", onclick: move |_| state.get_mut().push_str("hello"), "{clear_text}" }
CalculatorKey { name: "key-sign", onclick: move |_| { state.get_mut().pop(); }, "±"}
CalculatorKey { name: "key-clear", onclick: move |_| state.modify().push_str("hello"), "{clear_text}" }
CalculatorKey { name: "key-sign", onclick: move |_| { state.modify().pop(); }, "±"}
}
})
};

2
packages/core/src/events.rs
View file

@ -188,6 +188,8 @@ pub(crate) fn event_meta(event: &UserEvent) -> (bool, EventPriority) {
}
}
pub use on::KeyCode;
pub mod on {
//! This module defines the synthetic events that all Dioxus apps enable. No matter the platform, every dioxus renderer
//! will implement the same events and same behavior (bubbling, cancelation, etc).

5
packages/hooks/src/lib.rs
View file

@ -1,2 +1,5 @@
mod usestate;
pub use usestate::use_state;
pub use usestate::{use_state, AsyncUseState, UseState};
mod useref;
pub use useref::*;

38
packages/hooks/src/useref.rs
View file

@ -0,0 +1,38 @@
use std::cell::{Ref, RefCell, RefMut};
use dioxus_core::Context;
pub struct UseRef<'a, T> {
inner: &'a RefCell<T>,
}
impl<'a, T> UseRef<'a, T> {
pub fn read(&self) -> Ref<'_, T> {
self.inner.borrow()
}
pub fn read_write(&self) -> (Ref<'_, T>, &Self) {
(self.read(), self)
}
/// Calling "write" will force the component to re-render
pub fn write(&self) -> RefMut<'_, T> {
self.inner.borrow_mut()
}
/// Allows the ability to write the value without forcing a re-render
pub fn write_silent(&self) -> RefMut<'_, T> {
self.inner.borrow_mut()
}
}
impl<T> Clone for UseRef<'_, T> {
fn clone(&self) -> Self {
Self { inner: self.inner }
}
}
impl<T> Copy for UseRef<'_, T> {}
pub fn use_ref<P, T: 'static>(cx: Context<P>, f: impl FnOnce() -> T) -> UseRef<T> {
cx.use_hook(|_| RefCell::new(f()), |f| UseRef { inner: f }, |_| {})
}

13
packages/hooks/src/usestate.rs
View file

@ -82,6 +82,7 @@ struct UseStateInner<T: 'static> {
pub struct UseState<'a, T: 'static> {
inner: &'a UseStateInner<T>,
}
impl<T> Copy for UseState<'_, T> {}
impl<'a, T> Clone for UseState<'a, T>
where
@ -115,6 +116,11 @@ impl<'a, T: 'static> UseState<'a, T> {
self.inner.wip.borrow()
}
/// Get the current status of the work-in-progress data
pub fn get_wip_mut(&self) -> RefMut<Option<T>> {
self.inner.wip.borrow_mut()
}
pub fn classic(self) -> (&'a T, &'a Rc<dyn Fn(T)>) {
todo!()
}
@ -136,7 +142,12 @@ impl<'a, T: 'static> UseState<'a, T> {
}
impl<'a, T: 'static + ToOwned<Owned = T>> UseState<'a, T> {
pub fn get_mut(self) -> RefMut<'a, T> {
/// Gain mutable access to the new value. This method is only available when the value is a `ToOwned` type.
///
/// Mutable access is derived by calling "ToOwned" (IE cloning) on the current value.
///
/// To get a reference to the current value, use `.get()`
pub fn modify(self) -> RefMut<'a, T> {
// make sure we get processed
self.needs_update();