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src/lib/components/modals/popup/AbsolutePopupEntry.svelte
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,119 @@ | ||
| <script lang="ts"> | ||
| import type { AbsolutePopupOptions, PopupEntry } from '../../../types' | ||
| import { onMount } from 'svelte' | ||
| import { isChildOf } from '../../../utils/domUtils' | ||
| import { keyComboFromEvent } from '../../../utils/keyBindings' | ||
| export let popup: PopupEntry | ||
| export let closeAbsolutePopup: (popupId: number) => void | ||
| let refRootPopup | ||
| let refHiddenInput | ||
| onMount(focus) | ||
| function closeWhenOutside(event) { | ||
| if ( | ||
| popup.options && | ||
| popup.options.closeOnOuterClick && | ||
| !isChildOf(event.target, (e) => e === refRootPopup) | ||
| ) { | ||
| closeAbsolutePopup(popup.id) | ||
| } | ||
| } | ||
| function handleWindowMouseDown(event) { | ||
| closeWhenOutside(event) | ||
| } | ||
| function handleMouseDownInside(event) { | ||
| event.stopPropagation() | ||
| } | ||
| function handleKeyDown(event) { | ||
| const combo = keyComboFromEvent(event) | ||
| if (combo === 'Escape') { | ||
| closeAbsolutePopup(popup.id) | ||
| } | ||
| } | ||
| function handleScrollWheel(event) { | ||
| closeWhenOutside(event) | ||
| } | ||
| function calculateStyle(refRootPopup, options: AbsolutePopupOptions) { | ||
| function calculatePosition() { | ||
| if (options.anchor) { | ||
| const { anchor, width = 0, height = 0, offsetTop = 0, offsetLeft = 0, position } = options | ||
| const { left, top, bottom, right } = anchor.getBoundingClientRect() | ||
| const positionAbove = | ||
| position === 'top' || (top + height > window.innerHeight && top > height) | ||
| const positionLeft = | ||
| position === 'left' || (left + width > window.innerWidth && left > width) | ||
| return { | ||
| left: positionLeft ? right - offsetLeft : left + offsetLeft, | ||
| top: positionAbove ? top - offsetTop : bottom + offsetTop, | ||
| positionAbove, | ||
| positionLeft | ||
| } | ||
| } else if (typeof options.left === 'number' && typeof options.top === 'number') { | ||
| const { left, top, width = 0, height = 0 } = options | ||
| const positionAbove = top + height > window.innerHeight && top > height | ||
| const positionLeft = left + width > window.innerWidth && left > width | ||
| return { | ||
| left, | ||
| top, | ||
| positionAbove, | ||
| positionLeft | ||
| } | ||
| } else { | ||
| throw new Error('Invalid config: pass either "left" and "top", or pass "anchor"') | ||
| } | ||
| } | ||
| const rootRect = refRootPopup.getBoundingClientRect() | ||
| const { left, top, positionAbove, positionLeft } = calculatePosition() | ||
| const verticalStyling = positionAbove | ||
| ? `bottom: ${rootRect.top - top}px;` | ||
| : `top: ${top - rootRect.top}px;` | ||
| const horizontalStyling = positionLeft | ||
| ? `right: ${rootRect.left - left}px;` | ||
| : `left: ${left - rootRect.left}px;` | ||
| return verticalStyling + horizontalStyling | ||
| } | ||
| function focus() { | ||
| if (refHiddenInput) { | ||
| refHiddenInput.focus() | ||
| } | ||
| } | ||
| </script> | ||
|
|
||
| <svelte:window | ||
| on:mousedown|capture={handleWindowMouseDown} | ||
| on:keydown|capture={handleKeyDown} | ||
| on:wheel|capture={handleScrollWheel} | ||
| /> | ||
|
|
||
| <div | ||
| bind:this={refRootPopup} | ||
| class="jse-absolute-popup" | ||
| on:mousedown={handleMouseDownInside} | ||
| on:keydown={handleKeyDown} | ||
| > | ||
| {#if refRootPopup} | ||
| <div class="jse-absolute-popup-content" style={calculateStyle(refRootPopup, popup.options)}> | ||
| <input bind:this={refHiddenInput} class="jse-hidden-input" /> | ||
| <svelte:component this={popup.component} {...popup.props} /> | ||
| </div> | ||
| {/if} | ||
| </div> | ||
|
|
||
| <style src="./AbsolutePopupEntry.scss"></style> |
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