73 lines
2.2 KiB
Svelte
73 lines
2.2 KiB
Svelte
<script lang="ts">
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let { children, onclose }: {
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children?: import('svelte').Snippet;
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onclose?: () => void
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} = $props();
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let dialog: HTMLDialogElement = $state()
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export const open = (origin: DOMRect|MouseEvent) => {
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// Show the window so we can get the location
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dialog.showModal()
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const edge_offset = 10
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// Get the egdes of the screen, so the window does not spawn off-screen
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const dialog_rect = dialog.getBoundingClientRect()
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const max_left = document.documentElement.clientWidth - dialog_rect.width - edge_offset
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const max_top = document.documentElement.clientHeight - dialog_rect.height - edge_offset
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let min_left: number, min_top: number
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if (origin instanceof DOMRect) {
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// Position the dialog in horizontally in the center of the button and
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// verticially below it
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min_left = Math.max((origin.left + (origin.width/2)) - (dialog_rect.width/2), edge_offset)
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min_top = Math.max(origin.bottom, edge_offset)
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} else if (origin instanceof MouseEvent) {
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// Place the dialog at the bottom right of the mouse pointer, like
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// regular context menus
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min_left = Math.max(origin.clientX, edge_offset)
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min_top = Math.max(origin.clientY, edge_offset)
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}
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// Place the window
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dialog.style.left = Math.round(Math.min(min_left, max_left)) + "px"
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dialog.style.top = Math.round(Math.min(min_top, max_top)) + "px"
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}
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export const close = () => {
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dialog.close()
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if (onclose !== undefined) {
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onclose()
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}
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}
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// Attach a click handler so that the dialog is closed when the user clicks
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// outside the dialog. The way this check works is that there is usually an
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// element inside the dialog with all the content. When the click target is
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// the dialog itself then the click was on the dialog background
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const click = (e: MouseEvent) => {
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if (e.target === dialog) {
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e.preventDefault()
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close()
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}
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}
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</script>
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<!-- svelte-ignore a11y_click_events_have_key_events -->
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<!-- svelte-ignore a11y_no_noninteractive_element_interactions -->
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<dialog bind:this={dialog} onclick={click} oncontextmenu={click}>
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{@render children?.()}
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</dialog>
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<style>
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dialog {
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background-color: var(--card_color);
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color: var(--body_text_color);
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border-radius: 8px;
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border: none;
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padding: 4px;
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margin: 0;
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box-shadow: 2px 2px 10px -4px #000000;
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}
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</style>
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