mirror of
https://github.com/DioxusLabs/dioxus
synced 2024-12-11 21:32:27 +00:00
cd4474cc4f
* work on updating docs to master version * more updates * more polishing * finish interactivity chapter * finish updating core guide * fix grammer mistakes and typos * more grammer fixes * add liveview guide * remove doc build * WIP custom renderer docs * add axum as dev-dependancy to guide * fix examples * fix overview example * use md book fork to fix compilation
97 lines
2.2 KiB
Rust
97 lines
2.2 KiB
Rust
#![allow(unused)]
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#![allow(non_snake_case)]
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use dioxus::prelude::*;
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fn main() {
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dioxus_desktop::launch(App);
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}
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pub fn App(cx: Scope) -> Element {
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let is_logged_in = use_state(cx, || false);
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cx.render(rsx!(LogIn {
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is_logged_in: **is_logged_in,
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on_log_in: |_| is_logged_in.set(true),
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on_log_out: |_| is_logged_in.set(false),
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}))
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}
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#[inline_props]
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#[rustfmt::skip]
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fn LogIn<'a>(
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cx: Scope<'a>,
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is_logged_in: bool,
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on_log_in: EventHandler<'a>,
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on_log_out: EventHandler<'a>,
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) -> Element<'a> {
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// ANCHOR: if_else
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if *is_logged_in {
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cx.render(rsx! {
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"Welcome!"
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button {
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onclick: move |_| on_log_out.call(()),
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"Log Out",
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}
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})
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} else {
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cx.render(rsx! {
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button {
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onclick: move |_| on_log_in.call(()),
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"Log In",
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}
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})
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}
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// ANCHOR_END: if_else
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}
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#[inline_props]
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#[rustfmt::skip]
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fn LogInImproved<'a>(
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cx: Scope<'a>,
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is_logged_in: bool,
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on_log_in: EventHandler<'a>,
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on_log_out: EventHandler<'a>,
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) -> Element<'a> {
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// ANCHOR: if_else_improved
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cx.render(rsx! {
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// We only render the welcome message if we are logged in
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// You can use if statements in the middle of a render block to conditionally render elements
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if *is_logged_in {
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// Notice the body of this if statment is rsx code, not an expression
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"Welcome!"
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}
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button {
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// depending on the value of `is_logged_in`, we will call a different event handler
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onclick: move |_| if *is_logged_in {
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on_log_in.call(())
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}
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else{
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on_log_out.call(())
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},
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if *is_logged_in {
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// if we are logged in, the button should say "Log Out"
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"Log Out"
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} else {
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// if we are not logged in, the button should say "Log In"
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"Log In"
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}
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}
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})
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// ANCHOR_END: if_else_improved
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}
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#[inline_props]
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#[rustfmt::skip]
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fn LogInWarning(cx: Scope, is_logged_in: bool) -> Element {
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// ANCHOR: conditional_none
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if *is_logged_in {
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return None;
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}
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cx.render(rsx! {
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a {
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"You must be logged in to comment"
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}
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})
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// ANCHOR_END: conditional_none
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}
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