added use_cycle_list, use_color_mode and maybe_rw_signal

This commit is contained in:
Maccesch 2023-06-23 22:04:16 +01:00
parent 915127d749
commit fadfcab1c1
35 changed files with 1818 additions and 32 deletions

2
.idea/leptos-use.iml generated
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@ -37,6 +37,8 @@
<sourceFolder url="file://$MODULE_DIR$/examples/use_test_fn/src" isTestSource="false" /> <sourceFolder url="file://$MODULE_DIR$/examples/use_test_fn/src" isTestSource="false" />
<sourceFolder url="file://$MODULE_DIR$/examples/use_active_element/src" isTestSource="false" /> <sourceFolder url="file://$MODULE_DIR$/examples/use_active_element/src" isTestSource="false" />
<sourceFolder url="file://$MODULE_DIR$/examples/use_element_hover/src" isTestSource="false" /> <sourceFolder url="file://$MODULE_DIR$/examples/use_element_hover/src" isTestSource="false" />
<sourceFolder url="file://$MODULE_DIR$/examples/use_color_mode/src" isTestSource="false" />
<sourceFolder url="file://$MODULE_DIR$/examples/use_cycle_list/src" isTestSource="false" />
<excludeFolder url="file://$MODULE_DIR$/examples/use_event_listener/target" /> <excludeFolder url="file://$MODULE_DIR$/examples/use_event_listener/target" />
<excludeFolder url="file://$MODULE_DIR$/target" /> <excludeFolder url="file://$MODULE_DIR$/target" />
<excludeFolder url="file://$MODULE_DIR$/docs/book/book" /> <excludeFolder url="file://$MODULE_DIR$/docs/book/book" />

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@ -16,7 +16,7 @@ homepage = "https://leptos-use.rs"
leptos = { version = "0.3", default-features = false } leptos = { version = "0.3", default-features = false }
wasm-bindgen = "0.2" wasm-bindgen = "0.2"
js-sys = "0.3" js-sys = "0.3"
default-struct-builder = "0.2" default-struct-builder = { path = "../default-struct-builder" }
num = { version = "0.4", optional = true } num = { version = "0.4", optional = true }
serde = { version = "1", optional = true } serde = { version = "1", optional = true }
serde_json = { version = "1", optional = true } serde_json = { version = "1", optional = true }
@ -33,6 +33,7 @@ features = [
"Element", "Element",
"HtmlElement", "HtmlElement",
"HtmlLinkElement", "HtmlLinkElement",
"HtmlStyleElement",
"IntersectionObserver", "IntersectionObserver",
"IntersectionObserverInit", "IntersectionObserverInit",
"IntersectionObserverEntry", "IntersectionObserverEntry",
@ -50,6 +51,7 @@ features = [
"ResizeObserverSize", "ResizeObserverSize",
"ScrollBehavior", "ScrollBehavior",
"ScrollToOptions", "ScrollToOptions",
"Storage",
"Touch", "Touch",
"TouchEvent", "TouchEvent",
"TouchList", "TouchList",
@ -59,7 +61,7 @@ features = [
[features] [features]
docs = [] docs = []
math = ["num"] math = ["num"]
storage = ["serde", "serde_json", "web-sys/Storage", "web-sys/StorageEvent"] storage = ["serde", "serde_json", "web-sys/StorageEvent"]
stable = ["leptos/stable"] stable = ["leptos/stable"]
[package.metadata."docs.rs"] [package.metadata."docs.rs"]

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@ -23,6 +23,7 @@
# Browser # Browser
- [use_breakpoints](browser/use_breakpoints.md) - [use_breakpoints](browser/use_breakpoints.md)
- [use_color_mode](browser/use_color_mode.md)
- [use_css_var](browser/use_css_var.md) - [use_css_var](browser/use_css_var.md)
- [use_event_listener](browser/use_event_listener.md) - [use_event_listener](browser/use_event_listener.md)
- [use_favicon](browser/use_favicon.md) - [use_favicon](browser/use_favicon.md)
@ -52,6 +53,7 @@
# Utilities # Utilities
- [use_cycle_list](utilities/use_cycle_list.md)
- [use_debounce_fn](utilities/use_debounce_fn.md) - [use_debounce_fn](utilities/use_debounce_fn.md)
- [use_supported](utilities/use_supported.md) - [use_supported](utilities/use_supported.md)
- [use_throttle_fn](utilities/use_throttle_fn.md) - [use_throttle_fn](utilities/use_throttle_fn.md)

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@ -0,0 +1,3 @@
# use_color_mode
<!-- cmdrun python3 ../extract_doc_comment.py use_color_mode -->

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@ -0,0 +1,3 @@
# use_cycle_list
<!-- cmdrun python3 ../extract_doc_comment.py use_cycle_list -->

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@ -7,7 +7,9 @@ members = [
"use_active_element", "use_active_element",
"use_breakpoints", "use_breakpoints",
"use_ceil", "use_ceil",
"use_color_mode",
"use_css_var", "use_css_var",
"use_cycle_list",
"use_debounce_fn", "use_debounce_fn",
"use_element_hover", "use_element_hover",
"use_element_size", "use_element_size",

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@ -0,0 +1,16 @@
[package]
name = "use_color_mode"
version = "0.1.0"
edition = "2021"
[dependencies]
leptos = "0.3"
console_error_panic_hook = "0.1"
console_log = "1"
log = "0.4"
leptos-use = { path = "../..", features = ["docs", "storage"] }
web-sys = "0.3"
[dev-dependencies]
wasm-bindgen = "0.2"
wasm-bindgen-test = "0.3.0"

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@ -0,0 +1,23 @@
A simple example for `use_color_mode`.
If you don't have it installed already, install [Trunk](https://trunkrs.dev/) and [Tailwind](https://tailwindcss.com/docs/installation)
as well as the nightly toolchain for Rust and the wasm32-unknown-unknown target:
```bash
cargo install trunk
npm install -D tailwindcss @tailwindcss/forms
rustup toolchain install nightly
rustup target add wasm32-unknown-unknown
```
Then, open two terminals. In the first one, run:
```
npx tailwindcss -i ./input.css -o ./style/output.css --watch
```
In the second one, run:
```bash
trunk serve --open
```

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@ -0,0 +1,2 @@
[build]
public_url = "/demo/"

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@ -0,0 +1,7 @@
<!DOCTYPE html>
<html>
<head>
<link data-trunk rel="css" href="style/output.css">
</head>
<body></body>
</html>

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@ -0,0 +1,3 @@
@tailwind base;
@tailwind components;
@tailwind utilities;

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@ -0,0 +1,2 @@
[toolchain]
channel = "nightly"

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@ -0,0 +1,36 @@
use leptos::html::Col;
use leptos::*;
use leptos_use::docs::demo_or_body;
use leptos_use::{
use_color_mode_with_options, use_cycle_list, ColorMode, UseColorModeOptions,
UseColorModeReturn, UseCycleListReturn,
};
#[component]
fn Demo(cx: Scope) -> impl IntoView {
let UseColorModeReturn { mode, set_mode, .. } =
use_color_mode_with_options(cx, UseColorModeOptions::default());
let UseCycleListReturn { state, next, .. } = use_cycle_list(
cx,
vec![
ColorMode::Light,
ColorMode::Custom("rust".into()),
ColorMode::Custom("coal".into()),
ColorMode::Custom("navy".into()),
ColorMode::Custom("ayu".into()),
],
);
view! { cx,
}
}
fn main() {
_ = console_log::init_with_level(log::Level::Debug);
console_error_panic_hook::set_once();
mount_to(demo_or_body(), |cx| {
view! { cx, <Demo /> }
})
}

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@ -0,0 +1,289 @@
[type='text'],[type='email'],[type='url'],[type='password'],[type='number'],[type='date'],[type='datetime-local'],[type='month'],[type='search'],[type='tel'],[type='time'],[type='week'],[multiple],textarea,select {
-webkit-appearance: none;
-moz-appearance: none;
appearance: none;
background-color: #fff;
border-color: #6b7280;
border-width: 1px;
border-radius: 0px;
padding-top: 0.5rem;
padding-right: 0.75rem;
padding-bottom: 0.5rem;
padding-left: 0.75rem;
font-size: 1rem;
line-height: 1.5rem;
--tw-shadow: 0 0 #0000;
}
[type='text']:focus, [type='email']:focus, [type='url']:focus, [type='password']:focus, [type='number']:focus, [type='date']:focus, [type='datetime-local']:focus, [type='month']:focus, [type='search']:focus, [type='tel']:focus, [type='time']:focus, [type='week']:focus, [multiple]:focus, textarea:focus, select:focus {
outline: 2px solid transparent;
outline-offset: 2px;
--tw-ring-inset: var(--tw-empty,/*!*/ /*!*/);
--tw-ring-offset-width: 0px;
--tw-ring-offset-color: #fff;
--tw-ring-color: #2563eb;
--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);
--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color);
box-shadow: var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow);
border-color: #2563eb;
}
input::-moz-placeholder, textarea::-moz-placeholder {
color: #6b7280;
opacity: 1;
}
input::placeholder,textarea::placeholder {
color: #6b7280;
opacity: 1;
}
::-webkit-datetime-edit-fields-wrapper {
padding: 0;
}
::-webkit-date-and-time-value {
min-height: 1.5em;
}
::-webkit-datetime-edit,::-webkit-datetime-edit-year-field,::-webkit-datetime-edit-month-field,::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute-field,::-webkit-datetime-edit-second-field,::-webkit-datetime-edit-millisecond-field,::-webkit-datetime-edit-meridiem-field {
padding-top: 0;
padding-bottom: 0;
}
select {
background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
background-position: right 0.5rem center;
background-repeat: no-repeat;
background-size: 1.5em 1.5em;
padding-right: 2.5rem;
-webkit-print-color-adjust: exact;
print-color-adjust: exact;
}
[multiple] {
background-image: initial;
background-position: initial;
background-repeat: unset;
background-size: initial;
padding-right: 0.75rem;
-webkit-print-color-adjust: unset;
print-color-adjust: unset;
}
[type='checkbox'],[type='radio'] {
-webkit-appearance: none;
-moz-appearance: none;
appearance: none;
padding: 0;
-webkit-print-color-adjust: exact;
print-color-adjust: exact;
display: inline-block;
vertical-align: middle;
background-origin: border-box;
-webkit-user-select: none;
-moz-user-select: none;
user-select: none;
flex-shrink: 0;
height: 1rem;
width: 1rem;
color: #2563eb;
background-color: #fff;
border-color: #6b7280;
border-width: 1px;
--tw-shadow: 0 0 #0000;
}
[type='checkbox'] {
border-radius: 0px;
}
[type='radio'] {
border-radius: 100%;
}
[type='checkbox']:focus,[type='radio']:focus {
outline: 2px solid transparent;
outline-offset: 2px;
--tw-ring-inset: var(--tw-empty,/*!*/ /*!*/);
--tw-ring-offset-width: 2px;
--tw-ring-offset-color: #fff;
--tw-ring-color: #2563eb;
--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);
--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);
box-shadow: var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow);
}
[type='checkbox']:checked,[type='radio']:checked {
border-color: transparent;
background-color: currentColor;
background-size: 100% 100%;
background-position: center;
background-repeat: no-repeat;
}
[type='checkbox']:checked {
background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 16 16' fill='white' xmlns='http://www.w3.org/2000/svg'%3e%3cpath d='M12.207 4.793a1 1 0 010 1.414l-5 5a1 1 0 01-1.414 0l-2-2a1 1 0 011.414-1.414L6.5 9.086l4.293-4.293a1 1 0 011.414 0z'/%3e%3c/svg%3e");
}
[type='radio']:checked {
background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 16 16' fill='white' xmlns='http://www.w3.org/2000/svg'%3e%3ccircle cx='8' cy='8' r='3'/%3e%3c/svg%3e");
}
[type='checkbox']:checked:hover,[type='checkbox']:checked:focus,[type='radio']:checked:hover,[type='radio']:checked:focus {
border-color: transparent;
background-color: currentColor;
}
[type='checkbox']:indeterminate {
background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 16 16'%3e%3cpath stroke='white' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M4 8h8'/%3e%3c/svg%3e");
border-color: transparent;
background-color: currentColor;
background-size: 100% 100%;
background-position: center;
background-repeat: no-repeat;
}
[type='checkbox']:indeterminate:hover,[type='checkbox']:indeterminate:focus {
border-color: transparent;
background-color: currentColor;
}
[type='file'] {
background: unset;
border-color: inherit;
border-width: 0;
border-radius: 0;
padding: 0;
font-size: unset;
line-height: inherit;
}
[type='file']:focus {
outline: 1px solid ButtonText;
outline: 1px auto -webkit-focus-ring-color;
}
*, ::before, ::after {
--tw-border-spacing-x: 0;
--tw-border-spacing-y: 0;
--tw-translate-x: 0;
--tw-translate-y: 0;
--tw-rotate: 0;
--tw-skew-x: 0;
--tw-skew-y: 0;
--tw-scale-x: 1;
--tw-scale-y: 1;
--tw-pan-x: ;
--tw-pan-y: ;
--tw-pinch-zoom: ;
--tw-scroll-snap-strictness: proximity;
--tw-gradient-from-position: ;
--tw-gradient-via-position: ;
--tw-gradient-to-position: ;
--tw-ordinal: ;
--tw-slashed-zero: ;
--tw-numeric-figure: ;
--tw-numeric-spacing: ;
--tw-numeric-fraction: ;
--tw-ring-inset: ;
--tw-ring-offset-width: 0px;
--tw-ring-offset-color: #fff;
--tw-ring-color: rgb(59 130 246 / 0.5);
--tw-ring-offset-shadow: 0 0 #0000;
--tw-ring-shadow: 0 0 #0000;
--tw-shadow: 0 0 #0000;
--tw-shadow-colored: 0 0 #0000;
--tw-blur: ;
--tw-brightness: ;
--tw-contrast: ;
--tw-grayscale: ;
--tw-hue-rotate: ;
--tw-invert: ;
--tw-saturate: ;
--tw-sepia: ;
--tw-drop-shadow: ;
--tw-backdrop-blur: ;
--tw-backdrop-brightness: ;
--tw-backdrop-contrast: ;
--tw-backdrop-grayscale: ;
--tw-backdrop-hue-rotate: ;
--tw-backdrop-invert: ;
--tw-backdrop-opacity: ;
--tw-backdrop-saturate: ;
--tw-backdrop-sepia: ;
}
::backdrop {
--tw-border-spacing-x: 0;
--tw-border-spacing-y: 0;
--tw-translate-x: 0;
--tw-translate-y: 0;
--tw-rotate: 0;
--tw-skew-x: 0;
--tw-skew-y: 0;
--tw-scale-x: 1;
--tw-scale-y: 1;
--tw-pan-x: ;
--tw-pan-y: ;
--tw-pinch-zoom: ;
--tw-scroll-snap-strictness: proximity;
--tw-gradient-from-position: ;
--tw-gradient-via-position: ;
--tw-gradient-to-position: ;
--tw-ordinal: ;
--tw-slashed-zero: ;
--tw-numeric-figure: ;
--tw-numeric-spacing: ;
--tw-numeric-fraction: ;
--tw-ring-inset: ;
--tw-ring-offset-width: 0px;
--tw-ring-offset-color: #fff;
--tw-ring-color: rgb(59 130 246 / 0.5);
--tw-ring-offset-shadow: 0 0 #0000;
--tw-ring-shadow: 0 0 #0000;
--tw-shadow: 0 0 #0000;
--tw-shadow-colored: 0 0 #0000;
--tw-blur: ;
--tw-brightness: ;
--tw-contrast: ;
--tw-grayscale: ;
--tw-hue-rotate: ;
--tw-invert: ;
--tw-saturate: ;
--tw-sepia: ;
--tw-drop-shadow: ;
--tw-backdrop-blur: ;
--tw-backdrop-brightness: ;
--tw-backdrop-contrast: ;
--tw-backdrop-grayscale: ;
--tw-backdrop-hue-rotate: ;
--tw-backdrop-invert: ;
--tw-backdrop-opacity: ;
--tw-backdrop-saturate: ;
--tw-backdrop-sepia: ;
}
.block {
display: block;
}
.text-\[--brand-color\] {
color: var(--brand-color);
}
.text-green-600 {
--tw-text-opacity: 1;
color: rgb(22 163 74 / var(--tw-text-opacity));
}
.opacity-75 {
opacity: 0.75;
}
@media (prefers-color-scheme: dark) {
.dark\:text-green-500 {
--tw-text-opacity: 1;
color: rgb(34 197 94 / var(--tw-text-opacity));
}
}

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@ -0,0 +1,15 @@
/** @type {import('tailwindcss').Config} */
module.exports = {
content: {
files: ["*.html", "./src/**/*.rs", "../../src/docs/**/*.rs"],
},
theme: {
extend: {},
},
corePlugins: {
preflight: false,
},
plugins: [
require('@tailwindcss/forms'),
],
}

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@ -0,0 +1,16 @@
[package]
name = "use_cycle_list"
version = "0.1.0"
edition = "2021"
[dependencies]
leptos = "0.3"
console_error_panic_hook = "0.1"
console_log = "1"
log = "0.4"
leptos-use = { path = "../..", features = ["docs"] }
web-sys = "0.3"
[dev-dependencies]
wasm-bindgen = "0.2"
wasm-bindgen-test = "0.3.0"

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@ -0,0 +1,23 @@
A simple example for `use_cycle_list`.
If you don't have it installed already, install [Trunk](https://trunkrs.dev/) and [Tailwind](https://tailwindcss.com/docs/installation)
as well as the nightly toolchain for Rust and the wasm32-unknown-unknown target:
```bash
cargo install trunk
npm install -D tailwindcss @tailwindcss/forms
rustup toolchain install nightly
rustup target add wasm32-unknown-unknown
```
Then, open two terminals. In the first one, run:
```
npx tailwindcss -i ./input.css -o ./style/output.css --watch
```
In the second one, run:
```bash
trunk serve --open
```

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@ -0,0 +1,2 @@
[build]
public_url = "/demo/"

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@ -0,0 +1,7 @@
<!DOCTYPE html>
<html>
<head>
<link data-trunk rel="css" href="style/output.css">
</head>
<body></body>
</html>

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@ -0,0 +1,3 @@
@tailwind base;
@tailwind components;
@tailwind utilities;

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@ -0,0 +1,2 @@
[toolchain]
channel = "nightly"

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@ -0,0 +1,32 @@
use leptos::*;
use leptos_use::docs::demo_or_body;
use leptos_use::{use_cycle_list, UseCycleListReturn};
#[component]
fn Demo(cx: Scope) -> impl IntoView {
let UseCycleListReturn {
state, next, prev, ..
} = use_cycle_list(
cx,
vec![
"Dog", "Cat", "Lizard", "Shark", "Whale", "Dolphin", "Octopus", "Seal",
],
);
view! { cx,
<div>
<div class="text-primary text-lg font-bold">{state}</div>
<button on:click=move |_| { prev() }>"Prev"</button>
<button on:click=move |_| { next() }>"Next"</button>
</div>
}
}
fn main() {
_ = console_log::init_with_level(log::Level::Debug);
console_error_panic_hook::set_once();
mount_to(demo_or_body(), |cx| {
view! { cx, <Demo /> }
})
}

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@ -0,0 +1,298 @@
[type='text'],[type='email'],[type='url'],[type='password'],[type='number'],[type='date'],[type='datetime-local'],[type='month'],[type='search'],[type='tel'],[type='time'],[type='week'],[multiple],textarea,select {
-webkit-appearance: none;
-moz-appearance: none;
appearance: none;
background-color: #fff;
border-color: #6b7280;
border-width: 1px;
border-radius: 0px;
padding-top: 0.5rem;
padding-right: 0.75rem;
padding-bottom: 0.5rem;
padding-left: 0.75rem;
font-size: 1rem;
line-height: 1.5rem;
--tw-shadow: 0 0 #0000;
}
[type='text']:focus, [type='email']:focus, [type='url']:focus, [type='password']:focus, [type='number']:focus, [type='date']:focus, [type='datetime-local']:focus, [type='month']:focus, [type='search']:focus, [type='tel']:focus, [type='time']:focus, [type='week']:focus, [multiple]:focus, textarea:focus, select:focus {
outline: 2px solid transparent;
outline-offset: 2px;
--tw-ring-inset: var(--tw-empty,/*!*/ /*!*/);
--tw-ring-offset-width: 0px;
--tw-ring-offset-color: #fff;
--tw-ring-color: #2563eb;
--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);
--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color);
box-shadow: var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow);
border-color: #2563eb;
}
input::-moz-placeholder, textarea::-moz-placeholder {
color: #6b7280;
opacity: 1;
}
input::placeholder,textarea::placeholder {
color: #6b7280;
opacity: 1;
}
::-webkit-datetime-edit-fields-wrapper {
padding: 0;
}
::-webkit-date-and-time-value {
min-height: 1.5em;
}
::-webkit-datetime-edit,::-webkit-datetime-edit-year-field,::-webkit-datetime-edit-month-field,::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute-field,::-webkit-datetime-edit-second-field,::-webkit-datetime-edit-millisecond-field,::-webkit-datetime-edit-meridiem-field {
padding-top: 0;
padding-bottom: 0;
}
select {
background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
background-position: right 0.5rem center;
background-repeat: no-repeat;
background-size: 1.5em 1.5em;
padding-right: 2.5rem;
-webkit-print-color-adjust: exact;
print-color-adjust: exact;
}
[multiple] {
background-image: initial;
background-position: initial;
background-repeat: unset;
background-size: initial;
padding-right: 0.75rem;
-webkit-print-color-adjust: unset;
print-color-adjust: unset;
}
[type='checkbox'],[type='radio'] {
-webkit-appearance: none;
-moz-appearance: none;
appearance: none;
padding: 0;
-webkit-print-color-adjust: exact;
print-color-adjust: exact;
display: inline-block;
vertical-align: middle;
background-origin: border-box;
-webkit-user-select: none;
-moz-user-select: none;
user-select: none;
flex-shrink: 0;
height: 1rem;
width: 1rem;
color: #2563eb;
background-color: #fff;
border-color: #6b7280;
border-width: 1px;
--tw-shadow: 0 0 #0000;
}
[type='checkbox'] {
border-radius: 0px;
}
[type='radio'] {
border-radius: 100%;
}
[type='checkbox']:focus,[type='radio']:focus {
outline: 2px solid transparent;
outline-offset: 2px;
--tw-ring-inset: var(--tw-empty,/*!*/ /*!*/);
--tw-ring-offset-width: 2px;
--tw-ring-offset-color: #fff;
--tw-ring-color: #2563eb;
--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);
--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);
box-shadow: var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow);
}
[type='checkbox']:checked,[type='radio']:checked {
border-color: transparent;
background-color: currentColor;
background-size: 100% 100%;
background-position: center;
background-repeat: no-repeat;
}
[type='checkbox']:checked {
background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 16 16' fill='white' xmlns='http://www.w3.org/2000/svg'%3e%3cpath d='M12.207 4.793a1 1 0 010 1.414l-5 5a1 1 0 01-1.414 0l-2-2a1 1 0 011.414-1.414L6.5 9.086l4.293-4.293a1 1 0 011.414 0z'/%3e%3c/svg%3e");
}
[type='radio']:checked {
background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 16 16' fill='white' xmlns='http://www.w3.org/2000/svg'%3e%3ccircle cx='8' cy='8' r='3'/%3e%3c/svg%3e");
}
[type='checkbox']:checked:hover,[type='checkbox']:checked:focus,[type='radio']:checked:hover,[type='radio']:checked:focus {
border-color: transparent;
background-color: currentColor;
}
[type='checkbox']:indeterminate {
background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 16 16'%3e%3cpath stroke='white' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M4 8h8'/%3e%3c/svg%3e");
border-color: transparent;
background-color: currentColor;
background-size: 100% 100%;
background-position: center;
background-repeat: no-repeat;
}
[type='checkbox']:indeterminate:hover,[type='checkbox']:indeterminate:focus {
border-color: transparent;
background-color: currentColor;
}
[type='file'] {
background: unset;
border-color: inherit;
border-width: 0;
border-radius: 0;
padding: 0;
font-size: unset;
line-height: inherit;
}
[type='file']:focus {
outline: 1px solid ButtonText;
outline: 1px auto -webkit-focus-ring-color;
}
*, ::before, ::after {
--tw-border-spacing-x: 0;
--tw-border-spacing-y: 0;
--tw-translate-x: 0;
--tw-translate-y: 0;
--tw-rotate: 0;
--tw-skew-x: 0;
--tw-skew-y: 0;
--tw-scale-x: 1;
--tw-scale-y: 1;
--tw-pan-x: ;
--tw-pan-y: ;
--tw-pinch-zoom: ;
--tw-scroll-snap-strictness: proximity;
--tw-gradient-from-position: ;
--tw-gradient-via-position: ;
--tw-gradient-to-position: ;
--tw-ordinal: ;
--tw-slashed-zero: ;
--tw-numeric-figure: ;
--tw-numeric-spacing: ;
--tw-numeric-fraction: ;
--tw-ring-inset: ;
--tw-ring-offset-width: 0px;
--tw-ring-offset-color: #fff;
--tw-ring-color: rgb(59 130 246 / 0.5);
--tw-ring-offset-shadow: 0 0 #0000;
--tw-ring-shadow: 0 0 #0000;
--tw-shadow: 0 0 #0000;
--tw-shadow-colored: 0 0 #0000;
--tw-blur: ;
--tw-brightness: ;
--tw-contrast: ;
--tw-grayscale: ;
--tw-hue-rotate: ;
--tw-invert: ;
--tw-saturate: ;
--tw-sepia: ;
--tw-drop-shadow: ;
--tw-backdrop-blur: ;
--tw-backdrop-brightness: ;
--tw-backdrop-contrast: ;
--tw-backdrop-grayscale: ;
--tw-backdrop-hue-rotate: ;
--tw-backdrop-invert: ;
--tw-backdrop-opacity: ;
--tw-backdrop-saturate: ;
--tw-backdrop-sepia: ;
}
::backdrop {
--tw-border-spacing-x: 0;
--tw-border-spacing-y: 0;
--tw-translate-x: 0;
--tw-translate-y: 0;
--tw-rotate: 0;
--tw-skew-x: 0;
--tw-skew-y: 0;
--tw-scale-x: 1;
--tw-scale-y: 1;
--tw-pan-x: ;
--tw-pan-y: ;
--tw-pinch-zoom: ;
--tw-scroll-snap-strictness: proximity;
--tw-gradient-from-position: ;
--tw-gradient-via-position: ;
--tw-gradient-to-position: ;
--tw-ordinal: ;
--tw-slashed-zero: ;
--tw-numeric-figure: ;
--tw-numeric-spacing: ;
--tw-numeric-fraction: ;
--tw-ring-inset: ;
--tw-ring-offset-width: 0px;
--tw-ring-offset-color: #fff;
--tw-ring-color: rgb(59 130 246 / 0.5);
--tw-ring-offset-shadow: 0 0 #0000;
--tw-ring-shadow: 0 0 #0000;
--tw-shadow: 0 0 #0000;
--tw-shadow-colored: 0 0 #0000;
--tw-blur: ;
--tw-brightness: ;
--tw-contrast: ;
--tw-grayscale: ;
--tw-hue-rotate: ;
--tw-invert: ;
--tw-saturate: ;
--tw-sepia: ;
--tw-drop-shadow: ;
--tw-backdrop-blur: ;
--tw-backdrop-brightness: ;
--tw-backdrop-contrast: ;
--tw-backdrop-grayscale: ;
--tw-backdrop-hue-rotate: ;
--tw-backdrop-invert: ;
--tw-backdrop-opacity: ;
--tw-backdrop-saturate: ;
--tw-backdrop-sepia: ;
}
.static {
position: static;
}
.text-lg {
font-size: 1.125rem;
line-height: 1.75rem;
}
.font-bold {
font-weight: 700;
}
.text-\[--brand-color\] {
color: var(--brand-color);
}
.text-green-600 {
--tw-text-opacity: 1;
color: rgb(22 163 74 / var(--tw-text-opacity));
}
.opacity-75 {
opacity: 0.75;
}
@media (prefers-color-scheme: dark) {
.dark\:text-green-500 {
--tw-text-opacity: 1;
color: rgb(34 197 94 / var(--tw-text-opacity));
}
}

View file

@ -0,0 +1,15 @@
/** @type {import('tailwindcss').Config} */
module.exports = {
content: {
files: ["*.html", "./src/**/*.rs", "../../src/docs/**/*.rs"],
},
theme: {
extend: {},
},
corePlugins: {
preflight: false,
},
plugins: [
require('@tailwindcss/forms'),
],
}

View file

@ -156,6 +156,24 @@ where
} }
} }
impl<'a, E> From<&'a str> for ElementMaybeSignal<web_sys::Element, E>
where
E: From<web_sys::Element> + 'static,
{
fn from(target: &'a str) -> Self {
Self::Static(document().query_selector(target).unwrap_or_default())
}
}
impl<E> From<String> for ElementMaybeSignal<web_sys::Element, E>
where
E: From<web_sys::Element> + 'static,
{
fn from(target: String) -> Self {
Self::Static(document().query_selector(&target).unwrap_or_default())
}
}
impl<E> From<(Scope, Signal<String>)> for ElementMaybeSignal<web_sys::Element, E> impl<E> From<(Scope, Signal<String>)> for ElementMaybeSignal<web_sys::Element, E>
where where
E: From<web_sys::Element> + 'static, E: From<web_sys::Element> + 'static,

258
src/core/maybe_rw_signal.rs Normal file
View file

@ -0,0 +1,258 @@
use leptos::*;
use std::pin::Pin;
pub enum MaybeRwSignal<T>
where
T: 'static,
{
Static(T),
DynamicRw(ReadSignal<T>, WriteSignal<T>),
DynamicRead(Signal<T>),
}
impl<T: Clone> Clone for MaybeRwSignal<T> {
fn clone(&self) -> Self {
match self {
Self::Static(t) => Self::Static(t.clone()),
Self::DynamicRw(r, w) => Self::DynamicRw(r, w),
Self::DynamicRead(s) => Self::DynamicRead(s),
}
}
}
impl<T: Copy> Copy for MaybeRwSignal<T> {}
impl<T> From<T> for MaybeRwSignal<T> {
fn from(t: T) -> Self {
Self::Static(t)
}
}
impl<T: Default> Default for MaybeRwSignal<T> {
fn default() -> Self {
Self::Static(T::default())
}
}
impl<T> From<Signal<T>> for MaybeRwSignal<T> {
fn from(s: Signal<T>) -> Self {
Self::DynamicRead(s)
}
}
impl<T> From<ReadSignal<T>> for MaybeRwSignal<T> {
fn from(s: ReadSignal<T>) -> Self {
Self::DynamicRead(s.into())
}
}
impl<T> From<Memo<T>> for MaybeRwSignal<T> {
fn from(s: Memo<T>) -> Self {
Self::DynamicRead(s.into())
}
}
impl<T> From<RwSignal<T>> for MaybeRwSignal<T> {
fn from(s: RwSignal<T>) -> Self {
let (r, w) = s.split();
Self::DynamicRw(r, w)
}
}
impl<T> From<(ReadSignal<T>, WriteSignal<T>)> for MaybeRwSignal<T> {
fn from(s: (ReadSignal<T>, WriteSignal<T>)) -> Self {
Self::DynamicRw(s.0, s.1)
}
}
impl From<&str> for MaybeRwSignal<String> {
fn from(s: &str) -> Self {
Self::Static(s.to_string())
}
}
impl<T: Clone> SignalGet<T> for MaybeRwSignal<T> {
fn get(&self) -> T {
match self {
Self::Static(t) => t.clone(),
Self::DynamicRw(r, _) => r.get(),
Self::DynamicRead(s) => s.get(),
}
}
fn try_get(&self) -> Option<T> {
match self {
Self::Static(t) => Some(t.clone()),
Self::DynamicRw(r, _) => r.try_get(),
Self::DynamicRead(s) => s.try_get(),
}
}
}
impl<T> SignalWith<T> for MaybeRwSignal<T> {
fn with<O>(&self, f: impl FnOnce(&T) -> O) -> O {
match self {
Self::Static(t) => f(t),
Self::DynamicRw(r, w) => r.with(f),
Self::DynamicRead(s) => s.with(f),
}
}
fn try_with<O>(&self, f: impl FnOnce(&T) -> O) -> Option<O> {
match self {
Self::Static(t) => Some(f(t)),
Self::DynamicRw(r, _) => r.try_with(f),
Self::DynamicRead(s) => s.try_with(f),
}
}
}
impl<T> SignalWithUntracked<T> for MaybeRwSignal<T> {
fn with_untracked<O>(&self, f: impl FnOnce(&T) -> O) -> O {
match self {
Self::Static(t) => f(t),
Self::DynamicRw(r, _) => r.with_untracked(f),
Self::DynamicRead(s) => s.with_untracked(f),
}
}
fn try_with_untracked<O>(&self, f: impl FnOnce(&T) -> O) -> Option<O> {
match self {
Self::Static(t) => Some(f(t)),
Self::DynamicRw(r, _) => r.try_with_untracked(f),
Self::DynamicRead(s) => s.try_with_untracked(f),
}
}
}
impl<T: Clone> SignalGetUntracked<T> for MaybeRwSignal<T> {
fn get_untracked(&self) -> T {
match self {
Self::Static(t) => t.clone(),
Self::DynamicRw(r, _) => r.get_untracked(),
Self::DynamicRead(s) => s.get_untracked(),
}
}
fn try_get_untracked(&self) -> Option<T> {
match self {
Self::Static(t) => Some(t.clone()),
Self::DynamicRw(r, _) => r.try_get_untracked(),
Self::DynamicRead(s) => s.try_get_untracked(),
}
}
}
impl<T: Clone> SignalStream<T> for MaybeRwSignal<T> {
fn to_stream(&self, cx: Scope) -> Pin<Box<dyn futures::stream::Stream<Item = T>>> {
match self {
Self::Static(t) => {
let t = t.clone();
let stream = futures::stream::once(async move { t });
Box::bin(stream)
}
Self::DynamicRw(r, _) => r.to_stream(cx),
Self::DynamicRead(s) => s.to_stream(cx),
}
}
}
impl<T> MaybeRwSignal<T> {
pub fn derive(cx: Scope, derived_signal: impl Fn() -> T + 'static) -> Self {
Self::DynamicRead(Signal::derive(cx, derived_signal))
}
}
impl<T> SignalSetUntracked<T> for MaybeRwSignal<T> {
fn set_untracked(&self, new_value: T) {
match self {
Self::DynamicRw(_, w) => w.set_untracked(new_value),
_ => {
// do nothing
}
}
}
fn try_set_untracked(&self, new_value: T) -> Option<T> {
match self {
Self::DynamicRw(_, w) => w.try_set_untracked(new_value),
_ => Some(new_value),
}
}
}
impl<T> SignalUpdateUntracked<T> for MaybeRwSignal<T> {
#[inline(always)]
fn update_untracked(&self, f: impl FnOnce(&mut T)) {
match self {
Self::DynamicRw(_, w) => w.update_untracked(f),
_ => {
// do nothing
}
}
}
#[inline(always)]
fn try_update_untracked<O>(&self, f: impl FnOnce(&mut T) -> O) -> Option<O> {
match self {
Self::DynamicRw(_, w) => w.try_update_untracked(f),
_ => Some(f()),
}
}
}
impl<T> SignalUpdate<T> for MaybeRwSignal<T> {
#[inline(always)]
fn update(&self, f: impl FnOnce(&mut T)) {
match self {
Self::DynamicRw(_, w) => w.update(f),
_ => {
// do nothing
}
}
}
#[inline(always)]
fn try_update<O>(&self, f: impl FnOnce(&mut T) -> O) -> Option<O> {
match self {
Self::DynamicRw(_, w) => w.try_update(f),
_ => Some(f()),
}
}
}
impl<T> SignalSet<T> for MaybeRwSignal<T> {
#[inline(always)]
fn set(&self, new_value: T) {
match self {
Self::DynamicRw(_, w) => w.set(new_value),
_ => {
// do nothing
}
}
}
fn try_set(&self, new_value: T) -> Option<T> {
match self {
Self::DynamicRw(_, w) => w.try_set(new_value),
_ => Some(new_value),
}
}
}
impl<T> SignalDispose for MaybeRwSignal<T> {
fn dispose(self) {
match self {
Self::DynamicRw(r, w) => {
r.dispose();
w.dispose();
}
Self::DynamicRead(s) => s.dispose(),
_ => {
// do nothing
}
}
}
}

View file

@ -1,9 +1,13 @@
mod element_maybe_signal; mod element_maybe_signal;
mod elements_maybe_signal; mod elements_maybe_signal;
mod maybe_rw_signal;
mod position; mod position;
mod size; mod size;
mod storage;
pub use element_maybe_signal::*; pub use element_maybe_signal::*;
pub use elements_maybe_signal::*; pub use elements_maybe_signal::*;
pub use maybe_rw_signal::*;
pub use position::*; pub use position::*;
pub use size::*; pub use size::*;
pub use storage::*;

22
src/core/storage.rs Normal file
View file

@ -0,0 +1,22 @@
use leptos::window;
use wasm_bindgen::JsValue;
/// Local or session storage or a custom store that is a `web_sys::Storage`.
#[doc(cfg(feature = "storage"))]
#[derive(Default)]
pub enum StorageType {
#[default]
Local,
Session,
Custom(web_sys::Storage),
}
impl StorageType {
pub fn into_storage(self) -> Result<Option<web_sys::Storage>, JsValue> {
match self {
StorageType::Local => window().local_storage(),
StorageType::Session => window().session_storage(),
StorageType::Custom(storage) => Ok(Some(storage)),
}
}
}

View file

@ -21,6 +21,8 @@ pub use use_element_size::*;
pub use use_resize_observer::*; pub use use_resize_observer::*;
mod on_click_outside; mod on_click_outside;
mod use_cycle_list;
mod use_color_mode;
mod use_active_element; mod use_active_element;
mod use_breakpoints; mod use_breakpoints;
mod use_css_var; mod use_css_var;
@ -47,6 +49,8 @@ mod watch_throttled;
mod whenever; mod whenever;
pub use on_click_outside::*; pub use on_click_outside::*;
pub use use_cycle_list::*;
pub use use_color_mode::*;
pub use use_active_element::*; pub use use_active_element::*;
pub use use_breakpoints::*; pub use use_breakpoints::*;
pub use use_css_var::*; pub use use_css_var::*;

View file

@ -11,6 +11,8 @@ use serde_json::Error;
use std::time::Duration; use std::time::Duration;
use wasm_bindgen::{JsCast, JsValue}; use wasm_bindgen::{JsCast, JsValue};
pub use crate::core::StorageType;
const CUSTOM_STORAGE_EVENT_NAME: &str = "leptos-use-storage"; const CUSTOM_STORAGE_EVENT_NAME: &str = "leptos-use-storage";
/// Reactive [LocalStorage](https://developer.mozilla.org/en-US/docs/Web/API/Window/localStorage) / [SessionStorage](https://developer.mozilla.org/en-US/docs/Web/API/Window/sessionStorage). /// Reactive [LocalStorage](https://developer.mozilla.org/en-US/docs/Web/API/Window/localStorage) / [SessionStorage](https://developer.mozilla.org/en-US/docs/Web/API/Window/sessionStorage).
@ -478,22 +480,3 @@ impl<T> UseStorageOptions<T> {
filter filter
); );
} }
/// Local or session storage or a custom store that is a `web_sys::Storage`.
#[derive(Default)]
pub enum StorageType {
#[default]
Local,
Session,
Custom(web_sys::Storage),
}
impl StorageType {
pub fn into_storage(self) -> Result<Option<web_sys::Storage>, JsValue> {
match self {
StorageType::Local => window().local_storage(),
StorageType::Session => window().session_storage(),
StorageType::Custom(storage) => Ok(Some(storage)),
}
}
}

456
src/use_color_mode.rs Normal file
View file

@ -0,0 +1,456 @@
use crate::core::ElementMaybeSignal;
#[cfg(feature = "storage")]
use crate::storage::{use_storage_with_options, UseStorageOptions};
#[cfg(feature = "storage")]
use serde::{Deserialize, Serialize};
use crate::core::StorageType;
use crate::use_preferred_dark;
use crate::utils::CloneableFnWithArg;
use default_struct_builder::DefaultBuilder;
use leptos::*;
use std::marker::PhantomData;
use wasm_bindgen::JsCast;
/// Reactive color mode (dark / light / customs) with auto data persistence.
///
/// > Data persistence is only enabled when the crate feature **`storage`** is enabled. You
/// can use the function without it but the mode won't be persisted.
///
/// ## Demo
///
/// [Link to Demo](https://github.com/Synphonyte/leptos-use/tree/main/examples/use_color_mode)
///
/// ## Usage
///
/// ```
/// # use leptos::*;
/// use leptos_use::{use_color_mode, UseColorModeReturn};
/// #
/// # #[component]
/// # fn Demo(cx: Scope) -> impl IntoView {
/// let UseColorModeReturn {
/// mode, // Signal<ColorMode::dark | ColorMode::light>
/// set_mode,
/// ..
/// } = use_color_mode(cx);
/// #
/// # view! { cx, }
/// # }
/// ```
///
/// By default, it will match with users' browser preference using [`use_preferred_dark`] (a.k.a. `ColorMode::Auto`).
/// When reading the signal, it will by default return the current color mode (`ColorMode::Dark`, `ColorMode::Light` or
/// your custom modes `ColorMode::Custom("some-custom")`). The `ColorMode::Auto` variant can
/// be included in the returned modes by enabling the `emit_auto` option and using [`use_color_mode_with_options`].
/// When writing to the signal (`set_mode`), it will trigger DOM updates and persist the color mode to local
/// storage (or your custom storage). You can pass `ColorMode::Auto` to set back to auto mode.
///
/// ```
/// # use leptos::*;
/// use leptos_use::{ColorMode, use_color_mode, UseColorModeReturn};
/// #
/// # #[component]
/// # fn Demo(cx: Scope) -> impl IntoView {
/// # let UseColorModeReturn { mode, set_mode, .. } = use_color_mode(cx);
/// #
/// mode(); // ColorMode::Dark or ColorMode::Light
///
/// set_mode(ColorMode::Dark); // change to dark mode and persist (with feature `storage`)
///
/// set_mode(ColorMode::Auto); // change to auto mode
/// #
/// # view! { cx, }
/// # }
/// ```
///
/// ## Options
///
/// ```
/// # use leptos::*;
/// use leptos_use::{use_color_mode_with_options, UseColorModeOptions, UseColorModeReturn};
/// #
/// # #[component]
/// # fn Demo(cx: Scope) -> impl IntoView {
/// let UseColorModeReturn { mode, set_mode, .. } = use_color_mode_with_options(
/// cx,
/// UseColorModeOptions::default()
/// .attribute("theme") // instead of writing to `class`
/// .custom_modes(vec![
/// // custom colors in addition to light/dark
/// "dim".to_string(),
/// "cafe".to_string(),
/// ]),
/// ); // Signal<ColorMode::Dark | ColorMode::Light | ColorMode::Custom("dim") | ColorMode::Custom("cafe")>
/// #
/// # view! { cx, }
/// # }
/// ```
///
/// ## See also
///
/// * [`use_dark`]
/// * [`use_preferred_dark`]
/// * [`use_storage`]
pub fn use_color_mode(cx: Scope) -> UseColorModeReturn {
use_color_mode_with_options(cx, UseColorModeOptions::default())
}
/// Version of [`use_color_mode`] that takes a `UseColorModeOptions`. See [`use_color_mode`] for how to use.
pub fn use_color_mode_with_options<El, T>(
cx: Scope,
options: UseColorModeOptions<El, T>,
) -> UseColorModeReturn
where
El: Clone,
(Scope, El): Into<ElementMaybeSignal<T, web_sys::Element>>,
T: Into<web_sys::Element> + Clone + 'static,
{
let UseColorModeOptions {
target,
attribute,
initial_value,
on_changed,
storage_signal,
custom_modes,
storage_key,
storage,
storage_enabled,
emit_auto,
transition_enabled,
listen_to_storage_changes,
_marker,
} = options;
let modes: Vec<String> = custom_modes
.into_iter()
.chain(vec![ColorMode::Dark.to_string(), ColorMode::Light.to_string()].into_iter())
.collect();
let preferred_dark = use_preferred_dark(cx);
let system = Signal::derive(cx, move || {
if preferred_dark.get() {
ColorMode::Dark
} else {
ColorMode::Light
}
});
let (store, set_store) = get_store_signal(
cx,
initial_value,
storage_signal,
&storage_key,
storage_enabled,
storage,
listen_to_storage_changes,
);
let state = Signal::derive(cx, move || {
let value = store.get();
if value == ColorMode::Auto {
system.get()
} else {
value
}
});
let target = (cx, target).into();
let update_html_attrs = {
move |target: ElementMaybeSignal<T, web_sys::Element>,
attribute: String,
value: ColorMode| {
let el = target.get_untracked();
if let Some(el) = el {
let el = el.into();
let mut style: Option<web_sys::HtmlStyleElement> = None;
if !transition_enabled {
if let Ok(styl) = document().create_element("style") {
if let Some(head) = document().head() {
let styl: web_sys::HtmlStyleElement = styl.unchecked_into();
let style_string = "*,*::before,*::after{-webkit-transition:none!important;-moz-transition:none!important;-o-transition:none!important;-ms-transition:none!important;transition:none!important}";
styl.set_text_content(Some(style_string));
let _ = head.append_child(&styl);
style = Some(styl);
}
}
}
if attribute == "class" {
for mode in &modes {
if value == ColorMode::from_string(mode) {
let _ = el.class_list().add_1(mode);
} else {
let _ = el.class_list().remove_1(mode);
}
}
} else {
let _ = el.set_attribute(&attribute, &value.to_string());
}
if !transition_enabled {
if let Some(style) = style {
if let Some(head) = document().head() {
// Calling getComputedStyle forces the browser to redraw
if let Ok(Some(style)) = window().get_computed_style(&style) {
let _ = style.get_property_value("opacity");
}
let _ = head.remove_child(&style);
}
}
}
}
}
};
let default_on_changed = move |mode: ColorMode| {
update_html_attrs(target.clone(), attribute.clone(), mode);
};
let on_changed = move |mode: ColorMode| {
on_changed(UseColorModeOnChangeArgs {
mode,
default_handler: Box::new(default_on_changed.clone()),
});
};
create_effect(cx, {
let on_changed = on_changed.clone();
move |_| {
on_changed.clone()(state.get());
}
});
on_cleanup(cx, move || {
on_changed(state.get());
});
let mode = Signal::derive(cx, move || if emit_auto { store.get() } else { state() });
UseColorModeReturn {
mode,
set_mode: set_store,
store: store.into(),
set_store,
system,
state,
}
}
#[cfg(not(feature = "storage"))]
/// Color modes
#[derive(Clone, Default, PartialEq, Eq, Hash)]
pub enum ColorMode {
#[default]
Auto,
Light,
Dark,
Custom(String),
}
#[cfg(not(feature = "storage"))]
fn get_store_signal(
cx: Scope,
initial_value: MaybeSignal<ColorMode>,
storage_signal: Option<RwSignal<ColorMode>>,
storage_key: &String,
storage_enabled: bool,
storage: StorageType,
listen_to_storage_changes: bool,
) -> (ReadSignal<ColorMode>, WriteSignal<ColorMode>) {
if let Some(storage_signal) = storage_signal {
storage_signal.split()
} else {
create_signal(cx, initial_value.get_untracked())
}
}
#[cfg(feature = "storage")]
/// Color modes
#[derive(Clone, Default, Serialize, Deserialize, PartialEq, Eq, Hash)]
pub enum ColorMode {
#[default]
Auto,
Light,
Dark,
Custom(String),
}
#[cfg(feature = "storage")]
fn get_store_signal(
cx: Scope,
initial_value: MaybeSignal<ColorMode>,
storage_signal: Option<RwSignal<ColorMode>>,
storage_key: &str,
storage_enabled: bool,
storage: StorageType,
listen_to_storage_changes: bool,
) -> (ReadSignal<ColorMode>, WriteSignal<ColorMode>) {
if let Some(storage_signal) = storage_signal {
storage_signal.split()
} else if storage_enabled {
let (store, set_store, _) = use_storage_with_options(
cx,
storage_key,
initial_value.get_untracked(),
UseStorageOptions::default()
.listen_to_storage_changes(listen_to_storage_changes)
.storage_type(storage),
);
(store, set_store)
} else {
create_signal(cx, initial_value.get_untracked())
}
}
impl ToString for ColorMode {
fn to_string(&self) -> String {
use ColorMode::*;
match self {
Auto => "".to_string(),
Light => "light".to_string(),
Dark => "dark".to_string(),
Custom(v) => v.clone(),
}
}
}
impl ColorMode {
pub fn from_string(s: &str) -> ColorMode {
match s {
"auto" => ColorMode::Auto,
"" => ColorMode::Auto,
"light" => ColorMode::Light,
"dark" => ColorMode::Dark,
_ => ColorMode::Custom(s.to_string()),
}
}
}
/// Arguments to [`UseColorModeOptions::on_changed`]
#[derive(Clone)]
pub struct UseColorModeOnChangeArgs {
/// The color mode to change to.
pub mode: ColorMode,
/// The default handler that would have been called if the `on_changed` handler had not been specified.
pub default_handler: Box<dyn CloneableFnWithArg<ColorMode>>,
}
#[derive(DefaultBuilder)]
pub struct UseColorModeOptions<El, T>
where
El: Clone,
(Scope, El): Into<ElementMaybeSignal<T, web_sys::Element>>,
T: Into<web_sys::Element> + Clone + 'static,
{
/// Element that the color mode will be applied to. Defaults to `"html"`.
target: El,
/// HTML attribute applied to the target element. Defaults to `"class"`.
#[builder(into)]
attribute: String,
/// Initial value of the color mode. Defaults to `"Auto"`.
#[builder(into)]
initial_value: MaybeSignal<ColorMode>,
/// Custom modes that you plan to use as `ColorMode::Custom(x)`. Defaults to `vec![]`.
custom_modes: Vec<String>,
/// Custom handler that is called on updates.
/// If specified this will override the default behavior.
/// To get the default behaviour back you can call the provided `default_handler` function.
#[builder(into)]
on_changed: Box<dyn CloneableFnWithArg<UseColorModeOnChangeArgs>>,
/// When provided, `useStorage` will be skipped.
/// Storage requires the *create feature* **`storage`** to be enabled.
/// Defaults to `None`.
#[builder(into)]
storage_signal: Option<RwSignal<ColorMode>>,
/// Key to persist the data into localStorage/sessionStorage.
/// Storage requires the *create feature* **`storage`** to be enabled.
/// Defaults to `"leptos-use-color-scheme"`.
#[builder(into)]
storage_key: String,
/// Storage type, can be `Local` or `Session` or custom.
/// Storage requires the *create feature* **`storage`** to be enabled.
/// Defaults to `Local`.
storage: StorageType,
/// If the color mode should be persisted. If `true` this required the
/// *create feature* **`storage`** to be enabled.
/// Defaults to `true` and is forced to `false` if the feature **`storage`** is not enabled.
storage_enabled: bool,
/// Emit `auto` mode from state
///
/// When set to `true`, preferred mode won't be translated into `light` or `dark`.
/// This is useful when the fact that `auto` mode was selected needs to be known.
///
/// Defaults to `false`.
emit_auto: bool,
/// If transitions on color mode change are enabled. Defaults to `false`.
transition_enabled: bool,
/// Listen to changes to this storage key from somewhere else.
/// Storage requires the *create feature* **`storage`** to be enabled.
/// Defaults to true.
listen_to_storage_changes: bool,
#[builder(skip)]
_marker: PhantomData<T>,
}
impl Default for UseColorModeOptions<&'static str, web_sys::Element> {
fn default() -> Self {
Self {
target: "html",
attribute: "class".into(),
initial_value: ColorMode::Auto.into(),
custom_modes: vec![],
on_changed: Box::new(move |args: UseColorModeOnChangeArgs| {
(args.default_handler)(args.mode)
}),
storage_signal: None,
storage_key: "leptos-use-color-scheme".into(),
storage: StorageType::default(),
storage_enabled: true,
emit_auto: false,
transition_enabled: false,
listen_to_storage_changes: true,
_marker: PhantomData,
}
}
}
/// Return type of [`use_color_mode`]
pub struct UseColorModeReturn {
/// Main value signal of the color mode
pub mode: Signal<ColorMode>,
/// Main value setter signal of the color mode
pub set_mode: WriteSignal<ColorMode>,
/// Direct access to the returned signal of [`use_storage`] if enabled or [`UseColorModeOptions::storage_signal`] if provided
pub store: Signal<ColorMode>,
/// Direct write access to the returned signal of [`use_storage`] if enabled or [`UseColorModeOptions::storage_signal`] if provided
pub set_store: WriteSignal<ColorMode>,
/// Signal of the system's preferred color mode that you would get from a media query
pub system: Signal<ColorMode>,
/// When [`UseColorModeOptions::emit_auto`] is `false` this is the same as `mode`. This will never report `ColorMode::Auto` but always on of the other modes.
pub state: Signal<ColorMode>,
}

231
src/use_cycle_list.rs Normal file
View file

@ -0,0 +1,231 @@
use crate::watch;
use default_struct_builder::DefaultBuilder;
use leptos::*;
/// Cycle through a list of items.
///
/// ## Demo
///
/// [Link to Demo](https://github.com/Synphonyte/leptos-use/tree/main/examples/use_cycle_list)
///
/// ## Usage
///
/// ```
/// # use leptos::*;
/// use leptos_use::{use_cycle_list, UseCycleListReturn};
/// #
/// # #[component]
/// # fn Demo(cx: Scope) -> impl IntoView {
/// let UseCycleListReturn { state, next, prev, .. } = use_cycle_list(
/// cx,
/// vec!["Dog", "Cat", "Lizard", "Shark", "Whale", "Dolphin", "Octopus", "Seal"]
/// );
///
/// log!("{}", state()); // "Dog"
///
/// prev();
///
/// log!("{}", state()); // "Seal"
/// #
/// # view! { cx, }
/// # }
/// ```
pub fn use_cycle_list<T, L>(
cx: Scope,
list: L,
) -> UseCycleListReturn<
T,
impl Fn(usize) -> T + Clone,
impl Fn() + Clone,
impl Fn() + Clone,
impl Fn(i64) -> T + Clone,
>
where
T: Clone + PartialEq + 'static,
L: Into<MaybeSignal<Vec<T>>>,
{
use_cycle_list_with_options(cx, list, UseCycleListOptions::default())
}
pub fn use_cycle_list_with_options<T, L>(
cx: Scope,
list: L,
options: UseCycleListOptions<T>,
) -> UseCycleListReturn<
T,
impl Fn(usize) -> T + Clone,
impl Fn() + Clone,
impl Fn() + Clone,
impl Fn(i64) -> T + Clone,
>
where
T: Clone + PartialEq + 'static,
L: Into<MaybeSignal<Vec<T>>>,
{
let UseCycleListOptions {
initial_value,
fallback_index,
get_position,
} = options;
let list = list.into();
let get_initial_value = {
let list = list.get_untracked();
let first = list.first().cloned();
move || {
if let Some(initial_value) = initial_value {
initial_value.get()
} else {
first.expect("The provided list shouldn't be empty")
}
}
};
let (state, set_state) = create_signal(cx, get_initial_value());
let index = {
let list = list.clone();
create_memo(cx, move |_| {
list.with(|list| {
let index = get_position(&state.get(), list);
if let Some(index) = index {
index
} else {
fallback_index
}
})
})
};
let set = {
let list = list.clone();
move |i: usize| {
list.with(|list| {
let length = list.len();
let index = i % length;
let value = list[index].clone();
set_state.update({
let value = value.clone();
move |v| *v = value
});
value
})
}
};
let shift = {
let list = list.clone();
let set = set.clone();
move |delta: i64| {
let index = list.with(|list| {
let length = list.len() as i64;
let i = index.get_untracked() as i64 + delta;
(i % length) + length
});
set(index as usize)
}
};
let next = {
let shift = shift.clone();
move || {
shift(1);
}
};
let prev = {
let shift = shift.clone();
move || {
shift(-1);
}
};
let _ = {
let set = set.clone();
watch(cx, move || list.get(), move |_, _, _| set(index.get()))
};
UseCycleListReturn {
state: state.into(),
set_state,
index: index.into(),
set_index: set,
next,
prev,
shift,
}
}
/// Options for [`use_cycle_list_with_options`].
#[derive(DefaultBuilder)]
pub struct UseCycleListOptions<T>
where
T: Clone + PartialEq + 'static,
{
/// The initial value of the state. Can be a Signal. If none is provided the first entry
/// of the list will be used.
#[builder(keep_type)]
initial_value: Option<MaybeSignal<T>>,
/// The default index when the current value is not found in the list.
/// For example when `get_index_of` returns `None`.
fallback_index: usize,
/// Custom function to get the index of the current value. Defaults to `Iterator::position()`
#[builder(keep_type)]
get_position: fn(&T, &Vec<T>) -> Option<usize>,
}
impl<T> Default for UseCycleListOptions<T>
where
T: Clone + PartialEq + 'static,
{
fn default() -> Self {
Self {
initial_value: None,
fallback_index: 0,
get_position: |value: &T, list: &Vec<T>| list.iter().position(|v| v == value),
}
}
}
/// Return type of [`use_cycle_list`].
pub struct UseCycleListReturn<T, SetFn, NextFn, PrevFn, ShiftFn>
where
T: Clone + PartialEq + 'static,
SetFn: Fn(usize) -> T + Clone,
NextFn: Fn() + Clone,
PrevFn: Fn() + Clone,
ShiftFn: Fn(i64) -> T + Clone,
{
/// Current value
pub state: Signal<T>,
/// Set current value
pub set_state: WriteSignal<T>,
/// Current index of current value in list
pub index: Signal<usize>,
/// Set current index of current value in list
pub set_index: SetFn,
/// Go to next value (cyclic)
pub next: NextFn,
/// Go to previous value (cyclic)
pub prev: PrevFn,
/// Move by the specified amount from the current value (cyclic)
pub shift: ShiftFn,
}

View file

@ -1,6 +1,11 @@
variables: variables:
- name: function_name - name: function_name
ask: Name of the function ask: Name of the function
- name: scope
ask: "Is the first parameter `cx: Scope`?"
select_in_values:
- "cx"
- ""
- name: category - name: category
ask: Documentation category (lower case) ask: Documentation category (lower case)
- name: module - name: module

View file

@ -5,7 +5,7 @@ use leptos_use{{#if module}}::{{ module }}{{/if}}::{{ function_name }};
#[component] #[component]
fn Demo(cx: Scope) -> impl IntoView { fn Demo(cx: Scope) -> impl IntoView {
{{ function_name }}(); {{ function_name }}({{#if scope }}cx{{/if}});
view! { cx, view! { cx,
} }

View file

@ -15,24 +15,24 @@ use leptos::*;
/// # /// #
/// # #[component] /// # #[component]
/// # fn Demo(cx: Scope) -> impl IntoView { /// # fn Demo(cx: Scope) -> impl IntoView {
/// {{ function_name }}(); /// {{ function_name }}({{#if scope }}cx{{/if}});
/// # /// #
/// # view! { cx, } /// # view! { cx, }
/// # } /// # }
/// ``` /// ```{{#if feature}}
{{#if feature}}#[doc(cfg(feature = "{{feature}}"))]{{/if}} #[doc(cfg(feature = "{{feature}}"))]{{/if}}
pub fn {{ function_name }}() -> {{ to_pascal_case function_name }}Return { pub fn {{ function_name }}({{#if scope }}cx: Scope{{/if}}) -> {{ to_pascal_case function_name }}Return {
{{ function_name }}_with_options({{ to_pascal_case function_name }}Options::default()) {{ function_name }}_with_options({{#if scope }}cx, {{/if}}{{ to_pascal_case function_name }}Options::default())
} }
/// Version of [`{{ function_name }}`] that takes a `{{ to_pascal_case function_name }}Options`. See [`{{ function_name }}`] for how to use. /// Version of [`{{ function_name }}`] that takes a `{{ to_pascal_case function_name }}Options`. See [`{{ function_name }}`] for how to use.{{#if feature}}
{{#if feature}}#[doc(cfg(feature = "{{feature}}"))]{{/if}} #[doc(cfg(feature = "{{feature}}"))]{{/if}}
pub fn {{ function_name }}_with_options(options: {{ to_pascal_case function_name }}Options) -> {{ to_pascal_case function_name }}Return { pub fn {{ function_name }}_with_options({{#if scope }}cx: Scope, {{/if}}options: {{ to_pascal_case function_name }}Options) -> {{ to_pascal_case function_name }}Return {
{{ to_pascal_case function_name }}Return {} {{ to_pascal_case function_name }}Return {}
} }
/// Options for [`{{ function_name }}_with_options`]. /// Options for [`{{ function_name }}_with_options`].{{#if feature}}
{{#if feature}}#[doc(cfg(feature = "{{feature}}"))]{{/if}} #[doc(cfg(feature = "{{feature}}"))]{{/if}}
#[derive(DefaultBuilder)] #[derive(DefaultBuilder)]
pub struct {{ to_pascal_case function_name }}Options {} pub struct {{ to_pascal_case function_name }}Options {}