TripSit_Suite/node_modules/textcomplete/lib/editor.js

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _eventemitter = require("eventemitter3");

var _eventemitter2 = _interopRequireDefault(_eventemitter);

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

var _search_result = require("./search_result");

var _search_result2 = _interopRequireDefault(_search_result);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
/*eslint no-unused-vars: off*/

/**
 * Abstract class representing a editor target.
 *
 * Editor classes must implement `#applySearchResult`, `#getCursorOffset` and
 * `#getBeforeCursor` methods.
 *
 * Editor classes must invoke `#emitMoveEvent`, `#emitEnterEvent`,
 * `#emitChangeEvent` and `#emitEscEvent` at proper timing.
 *
 * @abstract
 */


/** @typedef */
var Editor = function (_EventEmitter) {
  _inherits(Editor, _EventEmitter);

  function Editor() {
    _classCallCheck(this, Editor);

    return _possibleConstructorReturn(this, (Editor.__proto__ || Object.getPrototypeOf(Editor)).apply(this, arguments));
  }

  _createClass(Editor, [{
    key: "destroy",

    /**
     * It is called when associated textcomplete object is destroyed.
     *
     * @return {this}
     */
    value: function destroy() {
      return this;
    }

    /**
     * It is called when a search result is selected by a user.
     */

  }, {
    key: "applySearchResult",
    value: function applySearchResult(_) {
      throw new Error("Not implemented.");
    }

    /**
     * The input cursor's absolute coordinates from the window's left
     * top corner.
     */

  }, {
    key: "getCursorOffset",
    value: function getCursorOffset() {
      throw new Error("Not implemented.");
    }

    /**
     * Editor string value from head to cursor.
     * Returns null if selection type is range not cursor.
     */

  }, {
    key: "getBeforeCursor",
    value: function getBeforeCursor() {
      throw new Error("Not implemented.");
    }

    /**
     * Emit a move event, which moves active dropdown element.
     * Child class must call this method at proper timing with proper parameter.
     *
     * @see {@link Textarea} for live example.
     */

  }, {
    key: "emitMoveEvent",
    value: function emitMoveEvent(code) {
      var moveEvent = (0, _utils.createCustomEvent)("move", {
        cancelable: true,
        detail: {
          code: code
        }
      });
      this.emit("move", moveEvent);
      return moveEvent;
    }

    /**
     * Emit a enter event, which selects current search result.
     * Child class must call this method at proper timing.
     *
     * @see {@link Textarea} for live example.
     */

  }, {
    key: "emitEnterEvent",
    value: function emitEnterEvent() {
      var enterEvent = (0, _utils.createCustomEvent)("enter", { cancelable: true });
      this.emit("enter", enterEvent);
      return enterEvent;
    }

    /**
     * Emit a change event, which triggers auto completion.
     * Child class must call this method at proper timing.
     *
     * @see {@link Textarea} for live example.
     */

  }, {
    key: "emitChangeEvent",
    value: function emitChangeEvent() {
      var changeEvent = (0, _utils.createCustomEvent)("change", {
        detail: {
          beforeCursor: this.getBeforeCursor()
        }
      });
      this.emit("change", changeEvent);
      return changeEvent;
    }

    /**
     * Emit a esc event, which hides dropdown element.
     * Child class must call this method at proper timing.
     *
     * @see {@link Textarea} for live example.
     */

  }, {
    key: "emitEscEvent",
    value: function emitEscEvent() {
      var escEvent = (0, _utils.createCustomEvent)("esc", { cancelable: true });
      this.emit("esc", escEvent);
      return escEvent;
    }

    /**
     * Helper method for parsing KeyboardEvent.
     *
     * @see {@link Textarea} for live example.
     */

  }, {
    key: "getCode",
    value: function getCode(e) {
      return e.keyCode === 9 ? "ENTER" // tab
      : e.keyCode === 13 ? "ENTER" // enter
      : e.keyCode === 27 ? "ESC" // esc
      : e.keyCode === 38 ? "UP" // up
      : e.keyCode === 40 ? "DOWN" // down
      : e.keyCode === 78 && e.ctrlKey ? "DOWN" // ctrl-n
      : e.keyCode === 80 && e.ctrlKey ? "UP" // ctrl-p
      : "OTHER";
    }
  }]);

  return Editor;
}(_eventemitter2.default);

exports.default = Editor;
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