{"mappings":";;;;;;;;;;AAAA;;;;;;;;;;CAUC;;;AAeD,SAAS,gCAAU,IAAI,EAAE,IAAI;IAC3B,IAAI,KAAK,IAAI,KAAK,KAAK,IAAI,EACzB,OAAO;IAGT,KAAK,IAAI,QAAQ,KAAM;QACrB,IAAI,CAAC,KAAK,GAAG,CAAC,OACZ,OAAO;IAEX;IAEA,OAAO;AACT;AAsBO,SAAS,0CACd,KAAkC;IAElC,IAAI,iBACF,gBAAgB,gCAChB,yBAAyB,sCACzB,6BAA6B,EAC7B,mBAAmB,wBAAwB,QAAQ,oBACnD,mBAAmB,OACpB,GAAG;IAEJ,8FAA8F;IAC9F,kGAAkG;IAClG,IAAI,eAAe,CAAA,GAAA,mBAAK,EAAE;IAC1B,IAAI,GAAG,WAAW,GAAG,CAAA,GAAA,qBAAO,EAAE;IAC9B,IAAI,gBAAgB,CAAA,GAAA,mBAAK,EAAc;IACvC,IAAI,wBAAwB,CAAA,GAAA,mBAAK,EAAwB;IACzD,IAAI,GAAG,cAAc,GAAG,CAAA,GAAA,qBAAO,EAAc;IAC7C,IAAI,mBAAmB,CAAA,GAAA,oBAAM,EAAE,IAAM,uCAAiB,MAAM,YAAY,GAAG;QAAC,MAAM,YAAY;KAAC;IAC/F,IAAI,sBAAsB,CAAA,GAAA,oBAAM,EAC9B,IAAM,uCAAiB,MAAM,mBAAmB,EAAE,IAAI,CAAA,GAAA,mCAAQ,MAC9D;QAAC,MAAM,mBAAmB;KAAC;IAE7B,IAAI,CAAC,cAAc,gBAAgB,GAAG,CAAA,GAAA,4CAAiB,EACrD,kBACA,qBACA,MAAM,iBAAiB;IAEzB,IAAI,mBAAmB,CAAA,GAAA,oBAAM,EAC3B,IAAO,MAAM,YAAY,GAAG,IAAI,IAAI,MAAM,YAAY,IAAI,IAAI,OAC9D;QAAC,MAAM,YAAY;KAAC;IAEtB,IAAI,CAAC,mBAAmB,qBAAqB,GAAG,CAAA,GAAA,qBAAO,EAAE;IAEzD,2GAA2G;IAC3G,oGAAoG;IACpG,IACE,0BAA0B,aAC1B,sBAAsB,YACtB,OAAO,iBAAiB,YACxB,aAAa,IAAI,KAAK,GAEtB,qBAAqB;IAGvB,mEAAmE;IACnE,IAAI,wBAAwB,CAAA,GAAA,mBAAK,EAAE;IACnC,CAAA,GAAA,sBAAQ,EAAE;QACR,IAAI,0BAA0B,sBAAsB,OAAO,EAAE;YAC3D,qBAAqB;YACrB,sBAAsB,OAAO,GAAG;QAClC;IACF,GAAG;QAAC;KAAsB;IAE1B,OAAO;uBACL;gCACA;2BACA;8BACA;QACA,IAAI,aAAY;YACd,OAAO,aAAa,OAAO;QAC7B;QACA,YAAW,CAAC;YACV,aAAa,OAAO,GAAG;YACvB,WAAW;QACb;QACA,IAAI,cAAa;YACf,OAAO,cAAc,OAAO;QAC9B;QACA,IAAI,sBAAqB;YACvB,OAAO,sBAAsB,OAAO;QACtC;QACA,eAAc,CAAC,EAAE,qBAAqB,OAAO;YAC3C,cAAc,OAAO,GAAG;YACxB,sBAAsB,OAAO,GAAG;YAChC,cAAc;QAChB;sBACA;QACA,iBAAgB,IAAI;YAClB,IAAI,iCAAiC,CAAC,gCAAU,MAAM,eACpD,gBAAgB;QAEpB;QACA,cAAc;0BACd;IACF;AACF;AAEA,SAAS,uCACP,SAAmD,EACnD,YAAwB;IAExB,IAAI,CAAC,WACH,OAAO;IAGT,OAAO,cAAc,QAAQ,QAAQ,IAAI,CAAA,GAAA,mCAAQ,EAAE;AACrD","sources":["packages/react-stately/src/selection/useMultipleSelectionState.ts"],"sourcesContent":["/*\n * Copyright 2020 Adobe. All rights reserved.\n * This file is licensed to you under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License. You may obtain a copy\n * of the License at http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software distributed under\n * the License is distributed on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS\n * OF ANY KIND, either express or implied. See the License for the specific language\n * governing permissions and limitations under the License.\n */\n\nimport {\n  DisabledBehavior,\n  FocusStrategy,\n  Key,\n  MultipleSelection,\n  SelectionBehavior,\n  SelectionMode\n} from '@react-types/shared';\nimport {MultipleSelectionState} from './types';\nimport {Selection} from './Selection';\nimport {useControlledState} from '../utils/useControlledState';\nimport {useEffect, useMemo, useRef, useState} from 'react';\n\nfunction equalSets(setA, setB) {\n  if (setA.size !== setB.size) {\n    return false;\n  }\n\n  for (let item of setA) {\n    if (!setB.has(item)) {\n      return false;\n    }\n  }\n\n  return true;\n}\n\nexport interface MultipleSelectionStateProps extends MultipleSelection {\n  /**\n   * How multiple selection should behave in the collection.\n   *\n   * @default 'toggle'\n   */\n  selectionBehavior?: SelectionBehavior;\n  /** Whether onSelectionChange should fire even if the new set of keys is the same as the last. */\n  allowDuplicateSelectionEvents?: boolean;\n  /**\n   * Whether `disabledKeys` applies to all interactions, or only selection.\n   *\n   * @default 'all'\n   */\n  disabledBehavior?: DisabledBehavior;\n}\n\n/**\n * Manages state for multiple selection and focus in a collection.\n */\nexport function useMultipleSelectionState(\n  props: MultipleSelectionStateProps\n): MultipleSelectionState {\n  let {\n    selectionMode = 'none' as SelectionMode,\n    disallowEmptySelection = false,\n    allowDuplicateSelectionEvents,\n    selectionBehavior: selectionBehaviorProp = 'toggle',\n    disabledBehavior = 'all'\n  } = props;\n\n  // We want synchronous updates to `isFocused` and `focusedKey` after their setters are called.\n  // But we also need to trigger a react re-render. So, we have both a ref (sync) and state (async).\n  let isFocusedRef = useRef(false);\n  let [, setFocused] = useState(false);\n  let focusedKeyRef = useRef<Key | null>(null);\n  let childFocusStrategyRef = useRef<FocusStrategy | null>(null);\n  let [, setFocusedKey] = useState<Key | null>(null);\n  let selectedKeysProp = useMemo(() => convertSelection(props.selectedKeys), [props.selectedKeys]);\n  let defaultSelectedKeys = useMemo(\n    () => convertSelection(props.defaultSelectedKeys, new Selection()),\n    [props.defaultSelectedKeys]\n  );\n  let [selectedKeys, setSelectedKeys] = useControlledState(\n    selectedKeysProp,\n    defaultSelectedKeys!,\n    props.onSelectionChange\n  );\n  let disabledKeysProp = useMemo(\n    () => (props.disabledKeys ? new Set(props.disabledKeys) : new Set<Key>()),\n    [props.disabledKeys]\n  );\n  let [selectionBehavior, setSelectionBehavior] = useState(selectionBehaviorProp);\n\n  // If the selectionBehavior prop is set to replace, but the current state is toggle (e.g. due to long press\n  // to enter selection mode on touch), and the selection becomes empty, reset the selection behavior.\n  if (\n    selectionBehaviorProp === 'replace' &&\n    selectionBehavior === 'toggle' &&\n    typeof selectedKeys === 'object' &&\n    selectedKeys.size === 0\n  ) {\n    setSelectionBehavior('replace');\n  }\n\n  // If the selectionBehavior prop changes, update the state as well.\n  let lastSelectionBehavior = useRef(selectionBehaviorProp);\n  useEffect(() => {\n    if (selectionBehaviorProp !== lastSelectionBehavior.current) {\n      setSelectionBehavior(selectionBehaviorProp);\n      lastSelectionBehavior.current = selectionBehaviorProp;\n    }\n  }, [selectionBehaviorProp]);\n\n  return {\n    selectionMode,\n    disallowEmptySelection,\n    selectionBehavior,\n    setSelectionBehavior,\n    get isFocused() {\n      return isFocusedRef.current;\n    },\n    setFocused(f) {\n      isFocusedRef.current = f;\n      setFocused(f);\n    },\n    get focusedKey() {\n      return focusedKeyRef.current;\n    },\n    get childFocusStrategy() {\n      return childFocusStrategyRef.current;\n    },\n    setFocusedKey(k, childFocusStrategy = 'first') {\n      focusedKeyRef.current = k;\n      childFocusStrategyRef.current = childFocusStrategy;\n      setFocusedKey(k);\n    },\n    selectedKeys,\n    setSelectedKeys(keys) {\n      if (allowDuplicateSelectionEvents || !equalSets(keys, selectedKeys)) {\n        setSelectedKeys(keys);\n      }\n    },\n    disabledKeys: disabledKeysProp,\n    disabledBehavior\n  };\n}\n\nfunction convertSelection(\n  selection: 'all' | Iterable<Key> | null | undefined,\n  defaultValue?: Selection\n): 'all' | Set<Key> | undefined {\n  if (!selection) {\n    return defaultValue;\n  }\n\n  return selection === 'all' ? 'all' : new Selection(selection);\n}\n"],"names":[],"version":3,"file":"useMultipleSelectionState.cjs.map"}