153 lines
3.7 KiB
TypeScript
153 lines
3.7 KiB
TypeScript
/*
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This file is part of GNU Taler
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(C) 2022 Taler Systems S.A.
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GNU Taler is free software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation; either version 3, or (at your option) any later version.
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GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
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*/
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import { css } from "@linaria/core";
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import { h, JSX, VNode, ComponentChildren } from "preact";
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import { useCallback, useEffect, useRef, useState } from "preact/hooks";
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// eslint-disable-next-line import/extensions
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import { alpha } from "./colors/manipulation.js";
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import { ModalManager } from "./ModalManager.js";
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import { Portal } from "./Portal.js";
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// eslint-disable-next-line import/extensions
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import { theme } from "./style.js";
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const baseStyle = css`
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position: fixed;
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z-index: ${theme.zIndex.modal};
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right: 0px;
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bottom: 0px;
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top: 0px;
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left: 0px;
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`;
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interface Props {
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class: string;
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children: ComponentChildren;
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open?: boolean;
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exited?: boolean;
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container?: VNode;
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}
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const defaultManager = new ModalManager();
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const manager = defaultManager;
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function getModal(): any {
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return null; //TODO: fix
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}
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export function Modal({
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open,
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// exited,
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class: _class,
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children,
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container,
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...rest
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}: Props): VNode {
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const [exited, setExited] = useState(true);
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const mountNodeRef = useRef<HTMLElement | undefined>(undefined);
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const isTopModal = useCallback(
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() => manager.isTopModal(getModal()),
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[manager],
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);
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const handlePortalRef = useEventCallback<HTMLElement[], void>((node) => {
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mountNodeRef.current = node;
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if (!node) {
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return;
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}
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// if (open && isTopModal()) {
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// handleMounted();
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// } else {
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// ariaHidden(modalRef.current, true);
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// }
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});
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return (
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<Portal
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// ref={mountNodeRef}
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// container={container}
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// disablePortal={disablePortal}
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>
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<div
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class={[_class, baseStyle].join(" ")}
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style={{
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visibility: !open && exited ? "hidden" : "visible",
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}}
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>
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{children}
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</div>
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</Portal>
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);
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}
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function getOffsetTop(rect: any, vertical: any): number {
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let offset = 0;
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if (typeof vertical === "number") {
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offset = vertical;
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} else if (vertical === "center") {
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offset = rect.height / 2;
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} else if (vertical === "bottom") {
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offset = rect.height;
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}
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return offset;
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}
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function getOffsetLeft(rect: any, horizontal: any): number {
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let offset = 0;
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if (typeof horizontal === "number") {
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offset = horizontal;
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} else if (horizontal === "center") {
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offset = rect.width / 2;
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} else if (horizontal === "right") {
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offset = rect.width;
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}
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return offset;
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}
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function getTransformOriginValue(transformOrigin: any): string {
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return [transformOrigin.horizontal, transformOrigin.vertical]
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.map((n) => (typeof n === "number" ? `${n}px` : n))
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.join(" ");
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}
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function resolveAnchorEl(anchorEl: any): any {
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return typeof anchorEl === "function" ? anchorEl() : anchorEl;
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}
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function useEventCallback<Args extends unknown[], Return>(
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fn: (...args: Args) => Return,
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): (...args: Args) => Return {
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const ref = useRef(fn);
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useEffect(() => {
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ref.current = fn;
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});
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return useCallback(
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(...args: Args) =>
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// @ts-expect-error hide `this`
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// tslint:disable-next-line:ban-comma-operator
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(0, ref.current!)(...args),
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[],
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);
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}
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