@headless-tree/react
Version:
The definitive tree component for the Web
153 lines (149 loc) • 6.36 kB
JavaScript
;
var __create = Object.create;
var __defProp = Object.defineProperty;
var __defProps = Object.defineProperties;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropDescs = Object.getOwnPropertyDescriptors;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getOwnPropSymbols = Object.getOwnPropertySymbols;
var __getProtoOf = Object.getPrototypeOf;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __propIsEnum = Object.prototype.propertyIsEnumerable;
var __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: true, configurable: true, writable: true, value }) : obj[key] = value;
var __spreadValues = (a, b) => {
for (var prop in b || (b = {}))
if (__hasOwnProp.call(b, prop))
__defNormalProp(a, prop, b[prop]);
if (__getOwnPropSymbols)
for (var prop of __getOwnPropSymbols(b)) {
if (__propIsEnum.call(b, prop))
__defNormalProp(a, prop, b[prop]);
}
return a;
};
var __spreadProps = (a, b) => __defProps(a, __getOwnPropDescs(b));
var __objRest = (source, exclude) => {
var target = {};
for (var prop in source)
if (__hasOwnProp.call(source, prop) && exclude.indexOf(prop) < 0)
target[prop] = source[prop];
if (source != null && __getOwnPropSymbols)
for (var prop of __getOwnPropSymbols(source)) {
if (exclude.indexOf(prop) < 0 && __propIsEnum.call(source, prop))
target[prop] = source[prop];
}
return target;
};
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
// If the importer is in node compatibility mode or this is not an ESM
// file that has been converted to a CommonJS file using a Babel-
// compatible transform (i.e. "__esModule" has not been set), then set
// "default" to the CommonJS "module.exports" for node compatibility.
isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target,
mod
));
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var index_exports = {};
__export(index_exports, {
AssistiveTreeDescription: () => AssistiveTreeDescription,
useTree: () => useTree
});
module.exports = __toCommonJS(index_exports);
// src/assistive-tree-description.tsx
var import_react = __toESM(require("react"));
var import_core = require("@headless-tree/core");
var styles = {
position: "absolute",
margin: "-1px",
width: "1px",
height: "1px",
overflow: "hidden",
clip: "rect(0 0 0 0)"
};
var getDefaultLabel = (dnd, assistiveState, hotkeys) => {
var _a, _b, _c, _d, _e, _f, _g, _h, _i;
if (!hotkeys.startDrag) return "";
const itemNames = (_b = (_a = dnd == null ? void 0 : dnd.draggedItems) == null ? void 0 : _a.map((item) => item.getItemName()).join(", ")) != null ? _b : "";
const position = !(dnd == null ? void 0 : dnd.dragTarget) ? "None" : "childIndex" in dnd.dragTarget ? `${dnd.dragTarget.childIndex} of ${dnd.dragTarget.item.getChildren().length} in ${dnd.dragTarget.item.getItemName()}` : `in ${dnd.dragTarget.item.getItemName()}`;
const navGuide = `Press ${(_c = hotkeys.dragUp) == null ? void 0 : _c.hotkey} and ${(_d = hotkeys.dragDown) == null ? void 0 : _d.hotkey} to move up or down, ${(_e = hotkeys.completeDrag) == null ? void 0 : _e.hotkey} to drop, ${(_f = hotkeys.cancelDrag) == null ? void 0 : _f.hotkey} to abort.`;
switch (assistiveState) {
case import_core.AssistiveDndState.Started:
return itemNames ? `Dragging ${itemNames}. Current position: ${position}. ${navGuide}` : `Current position: ${position}. ${navGuide}`;
case import_core.AssistiveDndState.Dragging:
return itemNames ? `${itemNames}, ${position}` : position;
case import_core.AssistiveDndState.Completed:
return `Drag completed. Press ${(_g = hotkeys.startDrag) == null ? void 0 : _g.hotkey} to move selected items`;
case import_core.AssistiveDndState.Aborted:
return `Drag cancelled. Press ${(_h = hotkeys.startDrag) == null ? void 0 : _h.hotkey} to move selected items`;
case import_core.AssistiveDndState.None:
default:
return `Press ${(_i = hotkeys.startDrag) == null ? void 0 : _i.hotkey} to move selected items`;
}
};
var AssistiveTreeDescription = (_a) => {
var _b = _a, {
tree,
getLabel = getDefaultLabel
} = _b, props = __objRest(_b, [
"tree",
"getLabel"
]);
var _a2;
const state = tree.getState();
return /* @__PURE__ */ import_react.default.createElement(
"span",
__spreadProps(__spreadValues({
"aria-live": "assertive"
}, props), {
style: __spreadValues(__spreadValues({}, styles), props.style)
}),
getLabel(
state.dnd,
(_a2 = state.assistiveDndState) != null ? _a2 : import_core.AssistiveDndState.None,
tree.getHotkeyPresets()
)
);
};
// src/use-tree.tsx
var import_react2 = require("react");
var import_core2 = require("@headless-tree/core");
var useTree = (config) => {
const [tree] = (0, import_react2.useState)(() => ({ current: (0, import_core2.createTree)(config) }));
const [state, setState] = (0, import_react2.useState)(
() => tree.current.getState()
);
(0, import_react2.useEffect)(() => {
tree.current.setMounted(true);
tree.current.rebuildTree();
return () => {
tree.current.setMounted(false);
};
}, [tree]);
tree.current.setConfig((prev) => __spreadProps(__spreadValues(__spreadValues({}, prev), config), {
state: __spreadValues(__spreadValues({}, state), config.state),
setState: (state2) => {
var _a;
setState(state2);
(_a = config.setState) == null ? void 0 : _a.call(config, state2);
}
}));
return tree.current;
};
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
AssistiveTreeDescription,
useTree
});