@esri/calcite-components
Version:
Web Components for Esri's Calcite Design System.
117 lines (112 loc) • 6.7 kB
JavaScript
/*!
* All material copyright ESRI, All Rights Reserved, unless otherwise specified.
* See https://github.com/Esri/calcite-components/blob/master/LICENSE.md for details.
* v1.5.0-next.4
*/
import { r as registerInstance, h, a as getElement } from './index-c8875db5.js';
import { c as createObserver } from './observers-d19b0d93.js';
const CSS = {
frame: "frame",
frameAdvancing: "frame--advancing",
frameRetreating: "frame--retreating"
};
const flowCss = "@keyframes in{0%{opacity:0}100%{opacity:1}}@keyframes in-down{0%{opacity:0;transform:translate3D(0, -5px, 0)}100%{opacity:1;transform:translate3D(0, 0, 0)}}@keyframes in-up{0%{opacity:0;transform:translate3D(0, 5px, 0)}100%{opacity:1;transform:translate3D(0, 0, 0)}}@keyframes in-right{0%{opacity:0;transform:translate3D(-5px, 0, 0)}100%{opacity:1;transform:translate3D(0, 0, 0)}}@keyframes in-left{0%{opacity:0;transform:translate3D(5px, 0, 0)}100%{opacity:1;transform:translate3D(0, 0, 0)}}@keyframes in-scale{0%{opacity:0;transform:scale3D(0.95, 0.95, 1)}100%{opacity:1;transform:scale3D(1, 1, 1)}}:root{--calcite-animation-timing:calc(150ms * var(--calcite-internal-duration-factor));--calcite-internal-duration-factor:var(--calcite-duration-factor, 1);--calcite-internal-animation-timing-fast:calc(100ms * var(--calcite-internal-duration-factor));--calcite-internal-animation-timing-medium:calc(200ms * var(--calcite-internal-duration-factor));--calcite-internal-animation-timing-slow:calc(300ms * var(--calcite-internal-duration-factor))}.calcite-animate{opacity:0;animation-fill-mode:both;animation-duration:var(--calcite-animation-timing)}.calcite-animate__in{animation-name:in}.calcite-animate__in-down{animation-name:in-down}.calcite-animate__in-up{animation-name:in-up}.calcite-animate__in-right{animation-name:in-right}.calcite-animate__in-left{animation-name:in-left}.calcite-animate__in-scale{animation-name:in-scale}@media (prefers-reduced-motion: reduce){:root{--calcite-internal-duration-factor:0.01}}:host{box-sizing:border-box;background-color:var(--calcite-ui-foreground-1);color:var(--calcite-ui-text-2);font-size:var(--calcite-font-size--1)}:host *{box-sizing:border-box}:root{--calcite-floating-ui-transition:var(--calcite-animation-timing);--calcite-floating-ui-z-index:var(--calcite-app-z-index-dropdown)}:host([hidden]){display:none}:host{position:relative;display:flex;inline-size:100%;flex:1 1 auto;align-items:stretch;overflow:hidden;background-color:transparent}:host .frame{position:relative;margin:0px;display:flex;inline-size:100%;flex:1 1 auto;flex-direction:column;align-items:stretch;padding:0px}:host ::slotted(calcite-flow-item),:host ::slotted(calcite-panel){block-size:100%}:host ::slotted(.calcite-match-height:last-child){display:flex;flex:1 1 auto;overflow:hidden}:host .frame--advancing{animation:calcite-frame-advance var(--calcite-animation-timing)}:host .frame--retreating{animation:calcite-frame-retreat var(--calcite-animation-timing)}@keyframes calcite-frame-advance{0%{--tw-bg-opacity:0.5;transform:translate3d(50px, 0, 0)}100%{--tw-bg-opacity:1;transform:translate3d(0, 0, 0)}}@keyframes calcite-frame-retreat{0%{--tw-bg-opacity:0.5;transform:translate3d(-50px, 0, 0)}100%{--tw-bg-opacity:1;transform:translate3d(0, 0, 0)}}";
const Flow = class {
constructor(hostRef) {
registerInstance(this, hostRef);
this.itemMutationObserver = createObserver("mutation", () => this.updateFlowProps());
this.getFlowDirection = (oldFlowItemCount, newFlowItemCount) => {
const allowRetreatingDirection = oldFlowItemCount > 1;
const allowAdvancingDirection = oldFlowItemCount && newFlowItemCount > 1;
if (!allowAdvancingDirection && !allowRetreatingDirection) {
return null;
}
return newFlowItemCount < oldFlowItemCount ? "retreating" : "advancing";
};
this.updateFlowProps = () => {
const { el, items } = this;
const newItems = Array.from(el.querySelectorAll("calcite-flow-item")).filter((flowItem) => flowItem.closest("calcite-flow") === el);
const oldItemCount = items.length;
const newItemCount = newItems.length;
const activeItem = newItems[newItemCount - 1];
const previousItem = newItems[newItemCount - 2];
if (newItemCount && activeItem) {
newItems.forEach((itemNode) => {
itemNode.showBackButton = itemNode === activeItem && newItemCount > 1;
itemNode.hidden = itemNode !== activeItem;
});
}
if (previousItem) {
previousItem.menuOpen = false;
}
this.items = newItems;
if (oldItemCount !== newItemCount) {
const flowDirection = this.getFlowDirection(oldItemCount, newItemCount);
this.itemCount = newItemCount;
this.flowDirection = flowDirection;
}
};
this.flowDirection = null;
this.itemCount = 0;
this.items = [];
}
// --------------------------------------------------------------------------
//
// Public Methods
//
// --------------------------------------------------------------------------
/**
* Removes the currently active `calcite-flow-item`.
*/
async back() {
const { items } = this;
const lastItem = items[items.length - 1];
if (!lastItem) {
return;
}
const beforeBack = lastItem.beforeBack
? lastItem.beforeBack
: () => Promise.resolve();
return beforeBack.call(lastItem).then(() => {
lastItem.remove();
return lastItem;
});
}
// --------------------------------------------------------------------------
//
// Lifecycle
//
// --------------------------------------------------------------------------
connectedCallback() {
this.itemMutationObserver?.observe(this.el, { childList: true, subtree: true });
this.updateFlowProps();
}
disconnectedCallback() {
this.itemMutationObserver?.disconnect();
}
// --------------------------------------------------------------------------
//
// Private Methods
//
// --------------------------------------------------------------------------
handleItemBackClick() {
this.back();
}
// --------------------------------------------------------------------------
//
// Render Methods
//
// --------------------------------------------------------------------------
render() {
const { flowDirection } = this;
const frameDirectionClasses = {
[CSS.frame]: true,
[CSS.frameAdvancing]: flowDirection === "advancing",
[CSS.frameRetreating]: flowDirection === "retreating"
};
return (h("div", { class: frameDirectionClasses }, h("slot", null)));
}
get el() { return getElement(this); }
};
Flow.style = flowCss;
export { Flow as calcite_flow };