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Accessibility: add focus trapping, debug tab cycling, UI tweaks for mobile browser

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This commit is contained in:
Pieter Vander Vennet 2023-12-07 21:57:20 +01:00
parent 307549b593
commit 8ae4d810d6
19 changed files with 123 additions and 77 deletions
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59
src/UI/Base/FloatOver.svelte
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@ -1,28 +1,35 @@
<script lang="ts">
import { createEventDispatcher, onMount } from "svelte";
import { XCircleIcon } from "@rgossiaux/svelte-heroicons/solid"
import { twMerge } from "tailwind-merge"
import { XCircleIcon } from "@rgossiaux/svelte-heroicons/solid";
import { twMerge } from "tailwind-merge";
import { Utils } from "../../Utils";
import { trapFocus } from 'trap-focus-svelte'
/**
* The slotted element will be shown on top, with a lower-opacity border
*/
const dispatch = createEventDispatcher<{ close }>()
export let extraClasses = "p-4 md:p-6"
let mainContent: HTMLElement
const dispatch = createEventDispatcher<{ close }>();
export let extraClasses = "p-4 md:p-6";
let mainContent: HTMLElement;
onMount(() => {
console.log("Mounting floatover")
mainContent?.focus()
})
requestAnimationFrame(() => {
Utils.focusOnFocusableChild(mainContent);
});
});
</script>
<div
class={twMerge("absolute top-0 right-0 h-screen w-screen", extraClasses)}
style="background-color: #00000088; z-index: 20"
on:click={() => {
<!-- Draw the background over the total screen -->
<div class="w-screen h-screen absolute top-0 left-0" style="background-color: #00000088; z-index: 20" on:click={() => {
dispatch("close")
}}
}}>
</div>
<!-- draw a _second_ absolute div, placed using 'bottom' which will be above the navigation bar on mobile browsers -->
<div
class={twMerge("absolute bottom-0 right-0 h-full w-screen", extraClasses)}
use:trapFocus
style="z-index: 21"
>
<div bind:this={mainContent} class="content normal-background" on:click|stopPropagation={() => {}}>
<div class="h-full rounded-xl">
@ -30,21 +37,23 @@
</div>
<slot name="close-button">
<!-- The close button is placed _after_ the default slot in order to always paint it on top -->
<div
class="absolute right-10 top-10 h-8 w-8 cursor-pointer"
<button
class="absolute right-10 top-10 h-8 w-8 cursor-pointer p-0 border-none bg-white"
on:click={() => dispatch("close")}
>
<XCircleIcon />
</div>
</button>
</slot>
</div>
</div>
<style>
.content {
height: 100%;
border-radius: 0.5rem;
overflow-x: hidden;
box-shadow: 0 0 1rem #00000088;
}
.content {
height: 100%;
border-radius: 0.5rem;
overflow-x: hidden;
box-shadow: 0 0 1rem #00000088;
}
</style>