choerodon-ui/pro/lib/_util/DocumentUtils.js

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

"use strict";

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

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.getDocument = getDocument;
exports.getDocuments = getDocuments;
exports.findIFrame = findIFrame;
exports.getMousePosition = getMousePosition;

var _toConsumableArray2 = _interopRequireDefault(require("@babel/runtime/helpers/toConsumableArray"));

function getDocument(self) {
  try {
    var parent = self.parent,
        top = self.top;

    if (parent !== top) {
      return getDocument(parent);
    }

    return parent.document;
  } catch (e) {
    return self.document;
  }
}

function getDocuments(self) {
  var list = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];

  try {
    var parent = self.parent,
        top = self.top;

    if (parent !== top) {
      return getDocuments(parent, list);
    }

    return list.concat(parent.document);
  } catch (e) {
    return list.concat(self.document);
  }
}

function findIFrame(self) {
  return (0, _toConsumableArray2["default"])(self.parent.document.querySelectorAll('iframe')).find(function (frame) {
    return frame.contentWindow === self;
  });
}

function getPageMousePosition(x, y, self) {
  var _self$document$docume = self.document.documentElement,
      scrollTop = _self$document$docume.scrollTop,
      scrollLeft = _self$document$docume.scrollLeft;
  return {
    x: x + scrollLeft,
    y: y + scrollTop
  };
}

function getMousePosition(x, y, self, client) {
  try {
    if (self.top === self) {
      return client ? {
        x: x,
        y: y
      } : getPageMousePosition(x, y, self);
    }

    var parent = self.parent;
    var iframe = findIFrame(self);

    var _ref = iframe ? iframe.getBoundingClientRect() : {
      top: 0,
      left: 0
    },
        top = _ref.top,
        left = _ref.left;

    var newX = x + left;
    var newY = y + top;

    if (parent === self.top) {
      return client ? {
        x: newX,
        y: newY
      } : getPageMousePosition(newX, newY, parent);
    }

    return getMousePosition(newX, newY, parent);
  } catch (e) {
    return client ? {
      x: x,
      y: y
    } : getPageMousePosition(x, y, self);
  }
}
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