choerodon-ui/pro/lib/performance-table/ColumnResizeHandler.js

An enterprise-class UI design language and React-based implementation

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault")["default"];

var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard")["default"];

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;

var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));

var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));

var _objectSpread3 = _interopRequireDefault(require("@babel/runtime/helpers/objectSpread2"));

var _objectWithoutProperties2 = _interopRequireDefault(require("@babel/runtime/helpers/objectWithoutProperties"));

var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));

var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));

var _assertThisInitialized2 = _interopRequireDefault(require("@babel/runtime/helpers/assertThisInitialized"));

var _inherits2 = _interopRequireDefault(require("@babel/runtime/helpers/inherits"));

var _createSuper2 = _interopRequireDefault(require("@babel/runtime/helpers/createSuper"));

var React = _interopRequireWildcard(require("react"));

var _reactDom = _interopRequireDefault(require("react-dom"));

var _classnames = _interopRequireDefault(require("classnames"));

var _clamp = _interopRequireDefault(require("lodash/clamp"));

var _debounce = _interopRequireDefault(require("lodash/debounce"));

var _noop = _interopRequireDefault(require("lodash/noop"));

var _domLib = require("dom-lib");

var _utils = require("./utils");

var _domFns = require("./utils/domFns");

var _TableContext = _interopRequireDefault(require("./TableContext"));

var _constants = require("./constants");

var _excluded = ["columnLeft", "classPrefix", "height", "className", "style", "columnFixed"];
var propTypeKeys = ['height', 'defaultColumnWidth', 'columnLeft', 'columnFixed', 'className', 'classPrefix', 'minWidth', 'style', 'onColumnResizeStart', 'onColumnResizeEnd', 'onColumnResizeMove', 'onMouseEnterHandler', 'onMouseLeaveHandler'];

var ColumnResizeHandler = /*#__PURE__*/function (_React$Component) {
  (0, _inherits2["default"])(ColumnResizeHandler, _React$Component);

  var _super = (0, _createSuper2["default"])(ColumnResizeHandler);

  function ColumnResizeHandler(props) {
    var _this;

    (0, _classCallCheck2["default"])(this, ColumnResizeHandler);
    _this = _super.call(this, props);
    _this.columnWidth = 0;
    _this.cursorDelta = 0;
    _this.mounted = false;
    _this.deltaX = 0;
    _this.touchX = 0;

    _this.handleDragStart = function (e) {
      if (e.touches) {
        _this.dragging = true;
        _this.cursorDelta = 0;
        var _e$touches$ = e.touches[0],
            clientX = _e$touches$.clientX,
            clientY = _e$touches$.clientY;
        var client = {
          clientX: clientX,
          clientY: clientY
        };
        _this.touchX = clientX;
        var onColumnResizeStart = _this.props.onColumnResizeStart;

        if (onColumnResizeStart) {
          onColumnResizeStart(client);
        }
      }

      var thisNode = _this.findDOMNode();

      var ownerDocument = thisNode.ownerDocument;
      if (e.type === 'touchstart') e.preventDefault();
      if (!_this.mounted) return;
      (0, _domFns.addEvent)(ownerDocument, 'touchmove', _this.handleDrag);
      (0, _domFns.addEvent)(ownerDocument, 'touchend', _this.handleDragStop);
    };

    _this.handleDrag = function (event) {
      if (event.touches) {
        var x = event.touches[0].clientX;
        _this.deltaX = x - _this.touchX;
        _this.touchX = x;

        _this.onMove(_this.deltaX);
      }
    };

    _this.handleDragStop = function () {
      if (!_this.dragging) return;
      _this.dragging = false;
      var onColumnResizeEnd = _this.props.onColumnResizeEnd;

      if (onColumnResizeEnd) {
        onColumnResizeEnd(_this.columnWidth, _this.cursorDelta);
      }
    };

    _this.onMove = function (deltaX) {
      if (!_this.isKeyDown && !_this.dragging) {
        return;
      }

      var _this$props = _this.props,
          onColumnResizeMove = _this$props.onColumnResizeMove,
          defaultColumnWidth = _this$props.defaultColumnWidth,
          columnLeft = _this$props.columnLeft,
          columnFixed = _this$props.columnFixed;
      var rtl = _this.context.rtl;
      _this.cursorDelta += deltaX;
      _this.columnWidth = (0, _clamp["default"])( // @ts-ignore
      defaultColumnWidth + (rtl ? -_this.cursorDelta : _this.cursorDelta), _this.props.minWidth ? Math.max(_this.props.minWidth, _constants.RESIZE_MIN_WIDTH) : _constants.RESIZE_MIN_WIDTH, 20000);

      if (onColumnResizeMove) {
        onColumnResizeMove(_this.columnWidth, columnLeft, columnFixed);
      }
    };

    _this.onColumnResizeEnd = function () {
      _this.isKeyDown = false;
      var onColumnResizeEnd = _this.props.onColumnResizeEnd;

      if (onColumnResizeEnd) {
        onColumnResizeEnd(_this.columnWidth, _this.cursorDelta);
      }

      var _assertThisInitialize = (0, _assertThisInitialized2["default"])(_this),
          mouseMoveTracker = _assertThisInitialize.mouseMoveTracker;

      if (mouseMoveTracker) {
        if (mouseMoveTracker.releaseMouseMoves) {
          mouseMoveTracker.releaseMouseMoves();
        }

        _this.mouseMoveTracker = null;
      }
    };

    _this.onColumnResizeMouseDown = function (event) {
      _this.mouseMoveTracker = _this.getMouseMoveTracker();

      _this.mouseMoveTracker.captureMouseMoves(event);

      _this.isKeyDown = true;
      _this.cursorDelta = 0;
      var client = {
        clientX: event.clientX,
        clientY: event.clientY,
        preventDefault: Function()
      };
      var onColumnResizeStart = _this.props.onColumnResizeStart;

      if (onColumnResizeStart) {
        onColumnResizeStart(client);
      }
    };

    _this.handleShowMouseArea = (0, _debounce["default"])(function () {
      var _this$props$onMouseEn = _this.props.onMouseEnterHandler,
          onMouseEnterHandler = _this$props$onMouseEn === void 0 ? _noop["default"] : _this$props$onMouseEn;
      onMouseEnterHandler();
    }, 300);

    _this.handleHideMouseArea = function () {
      var _this$props$onMouseLe = _this.props.onMouseLeaveHandler,
          onMouseLeaveHandler = _this$props$onMouseLe === void 0 ? _noop["default"] : _this$props$onMouseLe;

      _this.handleShowMouseArea.cancel();

      onMouseLeaveHandler();
    };

    _this.columnWidth = props.defaultColumnWidth || 0;
    _this.handleRef = /*#__PURE__*/React.createRef();
    return _this;
  }

  (0, _createClass2["default"])(ColumnResizeHandler, [{
    key: "componentDidMount",
    value: function componentDidMount() {
      this.mounted = true; // Touch handlers must be added with {passive: false} to be cancelable.

      var thisNode = this.findDOMNode();

      if (thisNode) {
        (0, _domFns.addEvent)(thisNode, 'touchstart', this.handleDragStart, {
          passive: false
        });
      }
    }
  }, {
    key: "componentWillUnmount",
    value: function componentWillUnmount() {
      this.mounted = false;

      if (this.mouseMoveTracker) {
        this.mouseMoveTracker.releaseMouseMoves();
        this.mouseMoveTracker = null;
      }

      var thisNode = this.findDOMNode();

      if (thisNode) {
        var ownerDocument = thisNode.ownerDocument;
        (0, _domFns.removeEvent)(ownerDocument, 'touchmove', this.handleDrag);
        (0, _domFns.removeEvent)(ownerDocument, 'touchend', this.handleDragStop);
        (0, _domFns.removeEvent)(thisNode, 'touchstart', this.handleDragStart, {
          passive: false
        });
      }
    } // React Strict Mode compatibility: if `nodeRef` is passed, we will use it instead of trying to find
    // the underlying DOM node ourselves. See the README for more information.

  }, {
    key: "findDOMNode",
    value: function findDOMNode() {
      var handleRef = this.handleRef;
      return handleRef && handleRef.current || _reactDom["default"].findDOMNode(this);
    }
  }, {
    key: "getMouseMoveTracker",
    value: function getMouseMoveTracker() {
      return this.mouseMoveTracker || new _domLib.DOMMouseMoveTracker(this.onMove, this.onColumnResizeEnd, document.body);
    }
  }, {
    key: "render",
    value: function render() {
      var _objectSpread2;

      var _this$props2 = this.props,
          _this$props2$columnLe = _this$props2.columnLeft,
          columnLeft = _this$props2$columnLe === void 0 ? 0 : _this$props2$columnLe,
          classPrefix = _this$props2.classPrefix,
          height = _this$props2.height,
          className = _this$props2.className,
          style = _this$props2.style,
          columnFixed = _this$props2.columnFixed,
          rest = (0, _objectWithoutProperties2["default"])(_this$props2, _excluded);

      if (columnFixed === 'right') {
        return null;
      }

      var rtl = this.context.rtl;
      var styles = (0, _objectSpread3["default"])((_objectSpread2 = {}, (0, _defineProperty2["default"])(_objectSpread2, rtl ? 'right' : 'left', this.columnWidth + columnLeft - 2), (0, _defineProperty2["default"])(_objectSpread2, "height", height), _objectSpread2), style);
      var classes = (0, _classnames["default"])(classPrefix, className);
      var unhandled = (0, _utils.getUnhandledProps)(propTypeKeys, rest);
      return /*#__PURE__*/React.createElement("div", (0, _extends2["default"])({}, unhandled, {
        ref: this.handleRef,
        className: classes,
        style: styles,
        onMouseDown: this.onColumnResizeMouseDown,
        onTouchEnd: this.handleDragStop,
        onMouseEnter: this.handleShowMouseArea,
        onMouseLeave: this.handleHideMouseArea,
        role: "button",
        tabIndex: -1
      }));
    }
  }], [{
    key: "contextType",
    get: function get() {
      return _TableContext["default"];
    }
  }]);
  return ColumnResizeHandler;
}(React.Component);

ColumnResizeHandler.defaultProps = {
  classPrefix: (0, _utils.defaultClassPrefix)('performance-table-column-resize-spanner')
};
var _default = ColumnResizeHandler;
exports["default"] = _default;
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