define(["require", "exports", "tslib", "react", "react-dom", "../../Utilities", "./DetailsList.types", "../../FocusZone", "../../Icon", "../../Layer", "../GroupedList/GroupSpacer", "../../GroupedList", "./DetailsRowCheck", "../../utilities/selection/interfaces", "../../utilities/dragdrop/index", "../../components/DetailsList/DetailsColumn", "./DetailsHeader.types", "../../Utilities"], function (require, exports, tslib_1, React, react_dom_1, Utilities_1, DetailsList_types_1, FocusZone_1, Icon_1, Layer_1, GroupSpacer_1, GroupedList_1, DetailsRowCheck_1, interfaces_1, index_1, DetailsColumn_1, DetailsHeader_types_1, Utilities_2) {
    "use strict";
    Object.defineProperty(exports, "__esModule", { value: true });
    var getClassNames = Utilities_2.classNamesFunction();
    var MOUSEDOWN_PRIMARY_BUTTON = 0; // for mouse down event we are using ev.button property, 0 means left button
    var MOUSEMOVE_PRIMARY_BUTTON = 1; // for mouse move event we are using ev.buttons property, 1 means left button
    var NO_COLUMNS = [];
    var DetailsHeaderBase = /** @class */ (function (_super) {
        tslib_1.__extends(DetailsHeaderBase, _super);
        function DetailsHeaderBase(props) {
            var _this = _super.call(this, props) || this;
            _this._rootComponent = React.createRef();
            _this._draggedColumnIndex = -1;
            _this._dropHintDetails = {};
            _this._updateDroppingState = function (newValue, event) {
                if (_this._draggedColumnIndex >= 0 && event.type !== 'drop' && !newValue) {
                    _this._resetDropHints();
                }
            };
            _this._onDragOver = function (item, event) {
                if (_this._draggedColumnIndex >= 0) {
                    event.stopPropagation();
                    _this._computeDropHintToBeShown(event.clientX);
                }
            };
            _this._onDrop = function (item, event) {
                // Safe to assume this is defined since we're handling a drop event
                var columnReorderProps = _this._getColumnReorderProps();
                // Target index will not get changed if draggeditem is after target item.
                if (_this._draggedColumnIndex >= 0 && event) {
                    var targetIndex = _this._draggedColumnIndex > _this._currentDropHintIndex ? _this._currentDropHintIndex : _this._currentDropHintIndex - 1;
                    var isValidDrop = _this._isValidCurrentDropHintIndex();
                    event.stopPropagation();
                    if (isValidDrop) {
                        _this._onDropIndexInfo.sourceIndex = _this._draggedColumnIndex;
                        _this._onDropIndexInfo.targetIndex = targetIndex;
                        if (columnReorderProps.onColumnDrop) {
                            var dragDropDetails = {
                                draggedIndex: _this._draggedColumnIndex,
                                targetIndex: targetIndex
                            };
                            columnReorderProps.onColumnDrop(dragDropDetails);
                        }
                        else if (columnReorderProps.handleColumnReorder) {
                            columnReorderProps.handleColumnReorder(_this._draggedColumnIndex, targetIndex);
                        }
                    }
                }
                _this._resetDropHints();
                _this._dropHintDetails = {};
                _this._draggedColumnIndex = -1;
            };
            _this._updateDragInfo = function (props, event) {
                // Safe to assume this is defined since we're handling a drag event
                var columnReorderProps = _this._getColumnReorderProps();
                var itemIndex = props.itemIndex;
                if (itemIndex >= 0) {
                    // Column index is set based on the checkbox
                    _this._draggedColumnIndex = _this._isCheckboxColumnHidden() ? itemIndex - 1 : itemIndex - 2;
                    _this._getDropHintPositions();
                    if (columnReorderProps.onColumnDragStart) {
                        columnReorderProps.onColumnDragStart(true);
                    }
                }
                else if (event && _this._draggedColumnIndex >= 0) {
                    _this._resetDropHints();
                    _this._draggedColumnIndex = -1;
                    _this._dropHintDetails = {};
                    if (columnReorderProps.onColumnDragEnd) {
                        var columnDragEndLocation = _this._isEventOnHeader(event);
                        columnReorderProps.onColumnDragEnd({ dropLocation: columnDragEndLocation }, event);
                    }
                }
            };
            _this._getDropHintPositions = function () {
                var _a = _this.props.columns, columns = _a === void 0 ? NO_COLUMNS : _a;
                // Safe to assume this is defined since we're handling a drag/drop event
                var columnReorderProps = _this._getColumnReorderProps();
                var prevX = 0;
                var prevMid = 0;
                var prevRef;
                var frozenColumnCountFromStart = columnReorderProps.frozenColumnCountFromStart || 0;
                var frozenColumnCountFromEnd = columnReorderProps.frozenColumnCountFromEnd || 0;
                for (var i = frozenColumnCountFromStart; i < columns.length - frozenColumnCountFromEnd + 1; i++) {
                    if (_this._rootElement) {
                        var dropHintElement = _this._rootElement.querySelectorAll('#columnDropHint_' + i)[0];
                        if (dropHintElement) {
                            if (i === frozenColumnCountFromStart) {
                                prevX = dropHintElement.offsetLeft;
                                prevMid = dropHintElement.offsetLeft;
                                prevRef = dropHintElement;
                            }
                            else {
                                var newMid = (dropHintElement.offsetLeft + prevX) / 2;
                                _this._dropHintDetails[i - 1] = {
                                    originX: prevX,
                                    startX: prevMid,
                                    endX: newMid,
                                    dropHintElementRef: prevRef
                                };
                                prevMid = newMid;
                                prevRef = dropHintElement;
                                prevX = dropHintElement.offsetLeft;
                                if (i === columns.length - frozenColumnCountFromEnd) {
                                    _this._dropHintDetails[i] = {
                                        originX: prevX,
                                        startX: prevMid,
                                        endX: dropHintElement.offsetLeft,
                                        dropHintElementRef: prevRef
                                    };
                                }
                            }
                        }
                    }
                }
            };
            /**
             * Based on the given cursor position, finds the nearest drop hint and updates the state to make it visible
             */
            _this._computeDropHintToBeShown = function (clientX) {
                if (_this._rootElement) {
                    var clientRect = _this._rootElement.getBoundingClientRect();
                    var headerOriginX = clientRect.left;
                    var eventXRelativePosition = clientX - headerOriginX;
                    var currentDropHintIndex = _this._currentDropHintIndex;
                    if (_this._isValidCurrentDropHintIndex()) {
                        if (_liesBetween(eventXRelativePosition, _this._dropHintDetails[currentDropHintIndex].startX, _this._dropHintDetails[currentDropHintIndex].endX)) {
                            return;
                        }
                    }
                    var _a = _this.props.columns, columns = _a === void 0 ? NO_COLUMNS : _a;
                    // Safe to assume this is defined since we're handling a drag/drop event
                    var columnReorderProps = _this._getColumnReorderProps();
                    var frozenColumnCountFromStart = columnReorderProps.frozenColumnCountFromStart || 0;
                    var frozenColumnCountFromEnd = columnReorderProps.frozenColumnCountFromEnd || 0;
                    var currentIndex = frozenColumnCountFromStart;
                    var lastValidColumn = columns.length - frozenColumnCountFromEnd;
                    var indexToUpdate = -1;
                    if (_isBefore(eventXRelativePosition, _this._dropHintDetails[currentIndex].endX)) {
                        indexToUpdate = currentIndex;
                    }
                    else if (_isAfter(eventXRelativePosition, _this._dropHintDetails[lastValidColumn].startX)) {
                        indexToUpdate = lastValidColumn;
                    }
                    else if (_this._isValidCurrentDropHintIndex()) {
                        if (_this._dropHintDetails[currentDropHintIndex + 1] &&
                            _liesBetween(eventXRelativePosition, _this._dropHintDetails[currentDropHintIndex + 1].startX, _this._dropHintDetails[currentDropHintIndex + 1].endX)) {
                            indexToUpdate = currentDropHintIndex + 1;
                        }
                        else if (_this._dropHintDetails[currentDropHintIndex - 1] &&
                            _liesBetween(eventXRelativePosition, _this._dropHintDetails[currentDropHintIndex - 1].startX, _this._dropHintDetails[currentDropHintIndex - 1].endX)) {
                            indexToUpdate = currentDropHintIndex - 1;
                        }
                    }
                    if (indexToUpdate === -1) {
                        var startIndex = frozenColumnCountFromStart;
                        var endIndex = lastValidColumn;
                        while (startIndex < endIndex) {
                            var middleIndex = Math.ceil((endIndex + startIndex) / 2);
                            if (_liesBetween(eventXRelativePosition, _this._dropHintDetails[middleIndex].startX, _this._dropHintDetails[middleIndex].endX)) {
                                indexToUpdate = middleIndex;
                                break;
                            }
                            else if (_isBefore(eventXRelativePosition, _this._dropHintDetails[middleIndex].originX)) {
                                endIndex = middleIndex;
                            }
                            else if (_isAfter(eventXRelativePosition, _this._dropHintDetails[middleIndex].originX)) {
                                startIndex = middleIndex;
                            }
                        }
                    }
                    if (indexToUpdate === _this._draggedColumnIndex || indexToUpdate === _this._draggedColumnIndex + 1) {
                        if (_this._isValidCurrentDropHintIndex()) {
                            _this._resetDropHints();
                        }
                    }
                    else if (currentDropHintIndex !== indexToUpdate && indexToUpdate >= 0) {
                        _this._resetDropHints();
                        _this._updateDropHintElement(_this._dropHintDetails[indexToUpdate].dropHintElementRef, 'inline-block');
                        _this._currentDropHintIndex = indexToUpdate;
                    }
                }
            };
            _this._renderColumnSizer = function (_a) {
                var _b;
                var columnIndex = _a.columnIndex;
                var _c = _this.props.columns, columns = _c === void 0 ? NO_COLUMNS : _c;
                var column = columns[columnIndex];
                var columnResizeDetails = _this.state.columnResizeDetails;
                var classNames = _this._classNames;
                return column.isResizable ? (React.createElement("div", { key: column.key + "_sizer", "aria-hidden": true, role: "button", "data-is-focusable": false, onClick: _stopPropagation, "data-sizer-index": columnIndex, onBlur: _this._onSizerBlur, className: Utilities_1.css(classNames.cellSizer, columnIndex < columns.length - 1 ? classNames.cellSizerStart : classNames.cellSizerEnd, (_b = {},
                        _b[classNames.cellIsResizing] = columnResizeDetails && columnResizeDetails.columnIndex === columnIndex,
                        _b)), onDoubleClick: _this._onSizerDoubleClick.bind(_this, columnIndex) })) : null;
            };
            _this._onRenderColumnHeaderTooltip = function (tooltipHostProps) {
                return React.createElement("span", { className: tooltipHostProps.hostClassName }, tooltipHostProps.children);
            };
            /**
             * Called when the select all toggle is clicked.
             */
            _this._onSelectAllClicked = function () {
                var selection = _this.props.selection;
                if (selection) {
                    selection.toggleAllSelected();
                }
            };
            _this._onRootMouseDown = function (ev) {
                var columnIndexAttr = ev.target.getAttribute('data-sizer-index');
                var columnIndex = Number(columnIndexAttr);
                var _a = _this.props.columns, columns = _a === void 0 ? NO_COLUMNS : _a;
                if (columnIndexAttr === null || ev.button !== MOUSEDOWN_PRIMARY_BUTTON) {
                    // Ignore anything except the primary button.
                    return;
                }
                _this.setState({
                    columnResizeDetails: {
                        columnIndex: columnIndex,
                        columnMinWidth: columns[columnIndex].calculatedWidth,
                        originX: ev.clientX
                    }
                });
                ev.preventDefault();
                ev.stopPropagation();
            };
            _this._onRootMouseMove = function (ev) {
                var _a = _this.state, columnResizeDetails = _a.columnResizeDetails, isSizing = _a.isSizing;
                if (columnResizeDetails && !isSizing && ev.clientX !== columnResizeDetails.originX) {
                    _this.setState({ isSizing: true });
                }
            };
            _this._onRootRef = function (focusZone) {
                if (focusZone) {
                    // Need to resolve the actual DOM node, not the component. The element itself will be used for drag/drop and focusing.
                    _this._rootElement = react_dom_1.findDOMNode(focusZone);
                }
                else {
                    _this._rootElement = undefined;
                }
            };
            _this._onRootKeyDown = function (ev) {
                var _a = _this.state, columnResizeDetails = _a.columnResizeDetails, isSizing = _a.isSizing;
                var _b = _this.props, _c = _b.columns, columns = _c === void 0 ? NO_COLUMNS : _c, onColumnResized = _b.onColumnResized;
                var columnIndexAttr = ev.target.getAttribute('data-sizer-index');
                if (!columnIndexAttr || isSizing) {
                    return;
                }
                var columnIndex = Number(columnIndexAttr);
                if (!columnResizeDetails) {
                    if (ev.which === Utilities_1.KeyCodes.enter) {
                        _this.setState({
                            columnResizeDetails: {
                                columnIndex: columnIndex,
                                columnMinWidth: columns[columnIndex].calculatedWidth
                            }
                        });
                        ev.preventDefault();
                        ev.stopPropagation();
                    }
                }
                else {
                    var increment = void 0;
                    if (ev.which === Utilities_1.KeyCodes.enter) {
                        _this.setState({
                            columnResizeDetails: undefined
                        });
                        ev.preventDefault();
                        ev.stopPropagation();
                    }
                    else if (ev.which === Utilities_1.KeyCodes.left) {
                        increment = Utilities_1.getRTL() ? 1 : -1;
                    }
                    else if (ev.which === Utilities_1.KeyCodes.right) {
                        increment = Utilities_1.getRTL() ? -1 : 1;
                    }
                    if (increment) {
                        if (!ev.shiftKey) {
                            increment *= 10;
                        }
                        _this.setState({
                            columnResizeDetails: tslib_1.__assign({}, columnResizeDetails, { columnMinWidth: columnResizeDetails.columnMinWidth + increment })
                        });
                        if (onColumnResized) {
                            onColumnResized(columns[columnIndex], columnResizeDetails.columnMinWidth + increment, columnIndex);
                        }
                        ev.preventDefault();
                        ev.stopPropagation();
                    }
                }
            };
            /**
             * mouse move event handler in the header
             * it will set isSizing state to true when user clicked on the sizer and move the mouse.
             *
             * @param ev - mouse move event
             */
            _this._onSizerMouseMove = function (ev) {
                var 
                // use buttons property here since ev.button in some edge case is not upding well during the move.
                // but firefox doesn't support it, so we set the default value when it is not defined.
                buttons = ev.buttons;
                var _a = _this.props, onColumnIsSizingChanged = _a.onColumnIsSizingChanged, onColumnResized = _a.onColumnResized, _b = _a.columns, columns = _b === void 0 ? NO_COLUMNS : _b;
                var columnResizeDetails = _this.state.columnResizeDetails;
                if (buttons !== undefined && buttons !== MOUSEMOVE_PRIMARY_BUTTON) {
                    // cancel mouse down event and return early when the primary button is not pressed
                    _this._onSizerMouseUp(ev);
                    return;
                }
                if (ev.clientX !== columnResizeDetails.originX) {
                    if (onColumnIsSizingChanged) {
                        onColumnIsSizingChanged(columns[columnResizeDetails.columnIndex], true);
                    }
                }
                if (onColumnResized) {
                    var movement = ev.clientX - columnResizeDetails.originX;
                    if (Utilities_1.getRTL()) {
                        movement = -movement;
                    }
                    onColumnResized(columns[columnResizeDetails.columnIndex], columnResizeDetails.columnMinWidth + movement, columnResizeDetails.columnIndex);
                }
            };
            _this._onSizerBlur = function (ev) {
                var columnResizeDetails = _this.state.columnResizeDetails;
                if (columnResizeDetails) {
                    _this.setState({
                        columnResizeDetails: undefined,
                        isSizing: false
                    });
                }
            };
            /**
             * mouse up event handler in the header
             * clear the resize related state.
             * This is to ensure we can catch double click event
             *
             * @param ev - mouse up event
             */
            _this._onSizerMouseUp = function (ev) {
                var _a = _this.props, _b = _a.columns, columns = _b === void 0 ? NO_COLUMNS : _b, onColumnIsSizingChanged = _a.onColumnIsSizingChanged;
                var columnResizeDetails = _this.state.columnResizeDetails;
                _this.setState({
                    columnResizeDetails: undefined,
                    isSizing: false
                });
                if (onColumnIsSizingChanged) {
                    onColumnIsSizingChanged(columns[columnResizeDetails.columnIndex], false);
                }
            };
            _this._onToggleCollapseAll = function () {
                var onToggleCollapseAll = _this.props.onToggleCollapseAll;
                var newCollapsed = !_this.state.isAllCollapsed;
                _this.setState({
                    isAllCollapsed: newCollapsed
                });
                if (onToggleCollapseAll) {
                    onToggleCollapseAll(newCollapsed);
                }
            };
            Utilities_1.initializeComponentRef(_this);
            _this._events = new Utilities_1.EventGroup(_this);
            _this.state = {
                columnResizeDetails: undefined,
                isAllCollapsed: _this.props.isAllCollapsed,
                isAllSelected: !!_this.props.selection && _this.props.selection.isAllSelected()
            };
            _this._onDropIndexInfo = {
                sourceIndex: -1,
                targetIndex: -1
            };
            _this._id = Utilities_1.getId('header');
            _this._currentDropHintIndex = -1;
            // The drag drop handler won't do any work until subscribe() is called,
            // so always set it up for convenience
            _this._dragDropHelper = new index_1.DragDropHelper({
                selection: {
                    getSelection: function () {
                        return;
                    }
                },
                minimumPixelsForDrag: _this.props.minimumPixelsForDrag
            });
            return _this;
        }
        DetailsHeaderBase.prototype.componentDidMount = function () {
            var selection = this.props.selection;
            this._events.on(selection, interfaces_1.SELECTION_CHANGE, this._onSelectionChanged);
            // We need to use native on this to prevent MarqueeSelection from handling the event before us.
            this._events.on(this._rootElement, 'mousedown', this._onRootMouseDown);
            this._events.on(this._rootElement, 'keydown', this._onRootKeyDown);
            if (this._getColumnReorderProps()) {
                this._subscriptionObject = this._dragDropHelper.subscribe(this._rootElement, this._events, this._getHeaderDragDropOptions());
            }
        };
        DetailsHeaderBase.prototype.componentDidUpdate = function (prevProps) {
            if (this._getColumnReorderProps()) {
                if (!this._subscriptionObject) {
                    this._subscriptionObject = this._dragDropHelper.subscribe(this._rootElement, this._events, this._getHeaderDragDropOptions());
                }
            }
            else if (this._subscriptionObject) {
                this._subscriptionObject.dispose();
                delete this._subscriptionObject;
            }
            if (this.props !== prevProps && this._onDropIndexInfo.sourceIndex >= 0 && this._onDropIndexInfo.targetIndex >= 0) {
                var _a = prevProps.columns, previousColumns = _a === void 0 ? NO_COLUMNS : _a;
                var _b = this.props.columns, columns = _b === void 0 ? NO_COLUMNS : _b;
                if (previousColumns[this._onDropIndexInfo.sourceIndex].key === columns[this._onDropIndexInfo.targetIndex].key) {
                    this._onDropIndexInfo = {
                        sourceIndex: -1,
                        targetIndex: -1
                    };
                }
            }
            if (this.props.isAllCollapsed !== prevProps.isAllCollapsed) {
                this.setState({ isAllCollapsed: this.props.isAllCollapsed });
            }
        };
        DetailsHeaderBase.prototype.componentWillUnmount = function () {
            if (this._subscriptionObject) {
                this._subscriptionObject.dispose();
                delete this._subscriptionObject;
            }
            this._dragDropHelper.dispose();
            this._events.dispose();
        };
        DetailsHeaderBase.prototype.render = function () {
            var _this = this;
            var _a = this.props, _b = _a.columns, columns = _b === void 0 ? NO_COLUMNS : _b, ariaLabel = _a.ariaLabel, ariaLabelForToggleAllGroupsButton = _a.ariaLabelForToggleAllGroupsButton, ariaLabelForSelectAllCheckbox = _a.ariaLabelForSelectAllCheckbox, selectAllVisibility = _a.selectAllVisibility, ariaLabelForSelectionColumn = _a.ariaLabelForSelectionColumn, indentWidth = _a.indentWidth, _c = _a.rowWidth, rowWidth = _c === void 0 ? 0 : _c, onColumnClick = _a.onColumnClick, onColumnContextMenu = _a.onColumnContextMenu, _d = _a.onRenderColumnHeaderTooltip, onRenderColumnHeaderTooltip = _d === void 0 ? this._onRenderColumnHeaderTooltip : _d, styles = _a.styles, selectionMode = _a.selectionMode, theme = _a.theme, onRenderDetailsCheckbox = _a.onRenderDetailsCheckbox, groupNestingDepth = _a.groupNestingDepth, useFastIcons = _a.useFastIcons, checkboxVisibility = _a.checkboxVisibility, className = _a.className;
            var _e = this.state, isAllSelected = _e.isAllSelected, columnResizeDetails = _e.columnResizeDetails, isSizing = _e.isSizing, isAllCollapsed = _e.isAllCollapsed;
            var showCheckbox = selectAllVisibility !== DetailsHeader_types_1.SelectAllVisibility.none;
            var isCheckboxHidden = selectAllVisibility === DetailsHeader_types_1.SelectAllVisibility.hidden;
            var isCheckboxAlwaysVisible = checkboxVisibility === DetailsList_types_1.CheckboxVisibility.always;
            var columnReorderProps = this._getColumnReorderProps();
            var frozenColumnCountFromStart = columnReorderProps && columnReorderProps.frozenColumnCountFromStart ? columnReorderProps.frozenColumnCountFromStart : 0;
            var frozenColumnCountFromEnd = columnReorderProps && columnReorderProps.frozenColumnCountFromEnd ? columnReorderProps.frozenColumnCountFromEnd : 0;
            this._classNames = getClassNames(styles, {
                theme: theme,
                isAllSelected: isAllSelected,
                isSelectAllHidden: selectAllVisibility === DetailsHeader_types_1.SelectAllVisibility.hidden,
                isResizingColumn: !!columnResizeDetails && isSizing,
                isSizing: isSizing,
                isAllCollapsed: isAllCollapsed,
                isCheckboxHidden: isCheckboxHidden,
                className: className
            });
            var classNames = this._classNames;
            var IconComponent = useFastIcons ? Icon_1.FontIcon : Icon_1.Icon;
            var isRTL = Utilities_1.getRTL();
            return (React.createElement(FocusZone_1.FocusZone, { role: "row", "aria-label": ariaLabel, className: classNames.root, componentRef: this._rootComponent, ref: this._onRootRef, onMouseMove: this._onRootMouseMove, "data-automationid": "DetailsHeader", style: { minWidth: rowWidth }, direction: FocusZone_1.FocusZoneDirection.horizontal },
                showCheckbox
                    ? [
                        React.createElement("div", { key: "__checkbox", className: classNames.cellIsCheck, "aria-labelledby": this._id + "-check", onClick: !isCheckboxHidden ? this._onSelectAllClicked : undefined, "aria-colindex": 1, role: 'columnheader' }, onRenderColumnHeaderTooltip({
                            hostClassName: classNames.checkTooltip,
                            id: this._id + "-checkTooltip",
                            setAriaDescribedBy: false,
                            content: ariaLabelForSelectAllCheckbox,
                            children: (React.createElement(DetailsRowCheck_1.DetailsRowCheck, { id: this._id + "-check", "aria-label": selectionMode === interfaces_1.SelectionMode.multiple ? ariaLabelForSelectAllCheckbox : ariaLabelForSelectionColumn, "aria-describedby": !isCheckboxHidden
                                    ? ariaLabelForSelectAllCheckbox && !this.props.onRenderColumnHeaderTooltip
                                        ? this._id + "-checkTooltip"
                                        : undefined
                                    : ariaLabelForSelectionColumn && !this.props.onRenderColumnHeaderTooltip
                                        ? this._id + "-checkTooltip"
                                        : undefined, "data-is-focusable": !isCheckboxHidden || undefined, isHeader: true, selected: isAllSelected, anySelected: false, canSelect: !isCheckboxHidden, className: classNames.check, onRenderDetailsCheckbox: onRenderDetailsCheckbox, useFastIcons: useFastIcons, isVisible: isCheckboxAlwaysVisible }))
                        }, this._onRenderColumnHeaderTooltip)),
                        !this.props.onRenderColumnHeaderTooltip ? (ariaLabelForSelectAllCheckbox && !isCheckboxHidden ? (React.createElement("label", { key: "__checkboxLabel", id: this._id + "-checkTooltip", className: classNames.accessibleLabel, "aria-hidden": true }, ariaLabelForSelectAllCheckbox)) : ariaLabelForSelectionColumn && isCheckboxHidden ? (React.createElement("label", { key: "__checkboxLabel", id: this._id + "-checkTooltip", className: classNames.accessibleLabel, "aria-hidden": true }, ariaLabelForSelectionColumn)) : null) : null
                    ]
                    : null,
                groupNestingDepth > 0 && this.props.collapseAllVisibility === GroupedList_1.CollapseAllVisibility.visible ? (React.createElement("div", { className: classNames.cellIsGroupExpander, onClick: this._onToggleCollapseAll, "data-is-focusable": true, "aria-label": ariaLabelForToggleAllGroupsButton, "aria-expanded": !isAllCollapsed, role: ariaLabelForToggleAllGroupsButton ? 'button' : undefined },
                    React.createElement(IconComponent, { className: classNames.collapseButton, iconName: isRTL ? 'ChevronLeftMed' : 'ChevronRightMed' }))) : null,
                React.createElement(GroupSpacer_1.GroupSpacer, { indentWidth: indentWidth, count: groupNestingDepth - 1 }),
                columns.map(function (column, columnIndex) {
                    var _isDraggable = columnReorderProps
                        ? columnIndex >= frozenColumnCountFromStart && columnIndex < columns.length - frozenColumnCountFromEnd
                        : false;
                    return [
                        columnReorderProps &&
                            (_isDraggable || columnIndex === columns.length - frozenColumnCountFromEnd) &&
                            _this._renderDropHint(columnIndex),
                        React.createElement(DetailsColumn_1.DetailsColumn, { column: column, key: column.key, columnIndex: (showCheckbox ? 2 : 1) + columnIndex, parentId: _this._id, isDraggable: _isDraggable, updateDragInfo: _this._updateDragInfo, dragDropHelper: _this._dragDropHelper, onColumnClick: onColumnClick, onColumnContextMenu: onColumnContextMenu, 
                            // Do not render tooltips by default, but allow for override via props.
                            onRenderColumnHeaderTooltip: _this.props.onRenderColumnHeaderTooltip, isDropped: _this._onDropIndexInfo.targetIndex === columnIndex, cellStyleProps: _this.props.cellStyleProps, useFastIcons: useFastIcons }),
                        _this._renderColumnDivider(columnIndex)
                    ];
                }),
                columnReorderProps && frozenColumnCountFromEnd === 0 && this._renderDropHint(columns.length),
                isSizing && (React.createElement(Layer_1.Layer, null,
                    React.createElement("div", { className: classNames.sizingOverlay, onMouseMove: this._onSizerMouseMove, onMouseUp: this._onSizerMouseUp })))));
        };
        /** Set focus to the active thing in the focus area. */
        DetailsHeaderBase.prototype.focus = function () {
            return Boolean(this._rootComponent.current && this._rootComponent.current.focus());
        };
        /**
         * Gets column reorder props from this.props. If the calling code is part of setting up or
         * handling drag/drop events, it's safe to assume that this method's return value is defined
         * (because drag/drop handling will only be set up if reorder props are given).
         */
        DetailsHeaderBase.prototype._getColumnReorderProps = function () {
            var _a = this.props, columnReorderOptions = _a.columnReorderOptions, columnReorderProps = _a.columnReorderProps;
            return columnReorderProps || (columnReorderOptions && tslib_1.__assign({}, columnReorderOptions, { onColumnDragEnd: undefined }));
        };
        DetailsHeaderBase.prototype._getHeaderDragDropOptions = function () {
            var options = {
                selectionIndex: 1,
                context: { data: this, index: 0 },
                canDrag: function () { return false; },
                canDrop: function () { return true; },
                onDragStart: function () { return undefined; },
                updateDropState: this._updateDroppingState,
                onDrop: this._onDrop,
                onDragEnd: function () { return undefined; },
                onDragOver: this._onDragOver
            };
            return options;
        };
        DetailsHeaderBase.prototype._isValidCurrentDropHintIndex = function () {
            return this._currentDropHintIndex >= 0;
        };
        /**
         * @returns whether or not the "Select All" checkbox column is hidden.
         */
        DetailsHeaderBase.prototype._isCheckboxColumnHidden = function () {
            var _a = this.props, selectionMode = _a.selectionMode, checkboxVisibility = _a.checkboxVisibility;
            return selectionMode === interfaces_1.SelectionMode.none || checkboxVisibility === DetailsList_types_1.CheckboxVisibility.hidden;
        };
        DetailsHeaderBase.prototype._resetDropHints = function () {
            if (this._currentDropHintIndex >= 0) {
                this._updateDropHintElement(this._dropHintDetails[this._currentDropHintIndex].dropHintElementRef, 'none');
                this._currentDropHintIndex = -1;
            }
        };
        DetailsHeaderBase.prototype._updateDropHintElement = function (element, displayProperty) {
            element.childNodes[1].style.display = displayProperty;
            element.childNodes[0].style.display = displayProperty;
        };
        DetailsHeaderBase.prototype._isEventOnHeader = function (event) {
            if (this._rootElement) {
                var clientRect = this._rootElement.getBoundingClientRect();
                if (event.clientX > clientRect.left &&
                    event.clientX < clientRect.right &&
                    event.clientY > clientRect.top &&
                    event.clientY < clientRect.bottom) {
                    return DetailsList_types_1.ColumnDragEndLocation.header;
                }
            }
        };
        DetailsHeaderBase.prototype._renderColumnDivider = function (columnIndex) {
            var _a = this.props.columns, columns = _a === void 0 ? NO_COLUMNS : _a;
            var column = columns[columnIndex];
            var onRenderDivider = column.onRenderDivider;
            return onRenderDivider
                ? onRenderDivider({ column: column, columnIndex: columnIndex }, this._renderColumnSizer)
                : this._renderColumnSizer({ column: column, columnIndex: columnIndex });
        };
        DetailsHeaderBase.prototype._renderDropHint = function (dropHintIndex) {
            var classNames = this._classNames;
            var IconComponent = this.props.useFastIcons ? Icon_1.FontIcon : Icon_1.Icon;
            return (React.createElement("div", { key: 'dropHintKey', className: classNames.dropHintStyle, id: "columnDropHint_" + dropHintIndex },
                React.createElement(IconComponent, { key: "dropHintCircleKey", "aria-hidden": true, "data-is-focusable": false, "data-sizer-index": dropHintIndex, className: classNames.dropHintCaretStyle, iconName: 'CircleShapeSolid' }),
                React.createElement("div", { key: "dropHintLineKey", "aria-hidden": true, "data-is-focusable": false, "data-sizer-index": dropHintIndex, className: classNames.dropHintLineStyle })));
        };
        /**
         * double click on the column sizer will auto ajust column width
         * to fit the longest content among current rendered rows.
         *
         * @param columnIndex - index of the column user double clicked
         * @param ev - mouse double click event
         */
        DetailsHeaderBase.prototype._onSizerDoubleClick = function (columnIndex, ev) {
            var _a = this.props, onColumnAutoResized = _a.onColumnAutoResized, _b = _a.columns, columns = _b === void 0 ? NO_COLUMNS : _b;
            if (onColumnAutoResized) {
                onColumnAutoResized(columns[columnIndex], columnIndex);
            }
        };
        DetailsHeaderBase.prototype._onSelectionChanged = function () {
            var isAllSelected = !!this.props.selection && this.props.selection.isAllSelected();
            if (this.state.isAllSelected !== isAllSelected) {
                this.setState({
                    isAllSelected: isAllSelected
                });
            }
        };
        DetailsHeaderBase.defaultProps = {
            selectAllVisibility: DetailsHeader_types_1.SelectAllVisibility.visible,
            collapseAllVisibility: GroupedList_1.CollapseAllVisibility.visible,
            useFastIcons: true
        };
        return DetailsHeaderBase;
    }(React.Component));
    exports.DetailsHeaderBase = DetailsHeaderBase;
    function _liesBetween(target, left, right) {
        return Utilities_1.getRTL() ? target <= left && target >= right : target >= left && target <= right;
    }
    function _isBefore(a, b) {
        return Utilities_1.getRTL() ? a >= b : a <= b;
    }
    function _isAfter(a, b) {
        return Utilities_1.getRTL() ? a <= b : a >= b;
    }
    function _stopPropagation(ev) {
        ev.stopPropagation();
    }
});
//# sourceMappingURL=DetailsHeader.base.js.map