anki/ts/components/IconButton.svelte
2021-05-07 02:04:44 +02:00

81 lines
2.1 KiB
Svelte

<!--
Copyright: Ankitects Pty Ltd and contributors
License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
-->
<script lang="typescript">
import type { Readable } from "svelte/store";
import { getContext, onMount, createEventDispatcher } from "svelte";
import { disabledKey, nightModeKey, dropdownKey } from "./contextKeys";
import type { DropdownProps } from "./dropdown";
export let id: string | undefined = undefined;
let className = "";
export { className as class };
export let tooltip: string | undefined = undefined;
export let active = false;
export let disables = true;
export let tabbable = false;
let buttonRef: HTMLButtonElement;
const disabled = getContext<Readable<boolean>>(disabledKey);
$: _disabled = disables && $disabled;
const nightMode = getContext<boolean>(nightModeKey);
const dropdownProps = getContext<DropdownProps>(dropdownKey) ?? { dropdown: false };
const dispatch = createEventDispatcher();
onMount(() => dispatch("mount", { button: buttonRef }));
</script>
<style lang="scss">
@use "ts/sass/button_mixins" as button;
button {
padding: 0;
@include button.btn-border-radius;
}
@include button.btn-day;
@include button.btn-night;
span {
display: inline-block;
vertical-align: middle;
/* constrain icon */
width: calc(var(--toolbar-size) - 2px);
height: calc(var(--toolbar-size) - 2px);
& > :global(svg),
& > :global(img) {
fill: currentColor;
vertical-align: unset;
width: 100%;
height: 100%;
}
}
.dropdown-toggle::after {
margin-right: 0.25rem;
}
</style>
<button
bind:this={buttonRef}
{id}
class={`btn ${className}`}
class:active
class:dropdown-toggle={dropdownProps.dropdown}
class:btn-day={!nightMode}
class:btn-night={nightMode}
title={tooltip}
{...dropdownProps}
disabled={_disabled}
tabindex={tabbable ? 0 : -1}
on:click
on:mousedown|preventDefault>
<span class="p-1"><slot /></span>
</button>