atom-nuclide/pkg/nuclide-ui/lib/MutableListSelector.js

A unified developer experience for web and mobile development, built as a suite of features on top of Atom to provide hackability and the support of an active community.

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 _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; _again = false; if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; desc = parent = undefined; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } };

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

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; }

/*
 * Copyright (c) 2015-present, Facebook, Inc.
 * All rights reserved.
 *
 * This source code is licensed under the license found in the LICENSE file in
 * the root directory of this source tree.
 */

var _Button2;

function _Button() {
  return _Button2 = require('./Button');
}

var _ButtonGroup2;

function _ButtonGroup() {
  return _ButtonGroup2 = require('./ButtonGroup');
}

var _reactForAtom2;

function _reactForAtom() {
  return _reactForAtom2 = require('react-for-atom');
}

var DELETE_BUTTON_TITLE_DEFAULT = 'Delete selected item';
var DELETE_BUTTON_TITLE_NONE = 'No item selected to delete';
var DELETE_BUTTON_TITLE_UNDELETABLE = 'Selected item cannot be deleted';

/**
 * A generic component that displays selectable list items, and offers
 * the ability to add and remove items. It looks roughly like the following:
 *
 *   - - - - -
 *  | Item 1  |
 *  |---------|
 *  | Item 2  |
 *  |---------|
 *  |         |
 *  |         |
 *  |---------|
 *  | +  |  - |
 *   ---------
 */

var MutableListSelector = (function (_React$Component) {
  _inherits(MutableListSelector, _React$Component);

  function MutableListSelector(props) {
    _classCallCheck(this, MutableListSelector);

    _get(Object.getPrototypeOf(MutableListSelector.prototype), 'constructor', this).call(this, props);
    this._onDeleteButtonClicked = this._onDeleteButtonClicked.bind(this);
  }

  _createClass(MutableListSelector, [{
    key: '_onDeleteButtonClicked',
    value: function _onDeleteButtonClicked() {
      this.props.onDeleteButtonClicked(this.props.idOfSelectedItem);
    }
  }, {
    key: '_onItemClicked',
    value: function _onItemClicked(itemId) {
      this.props.onItemClicked(itemId);
    }
  }, {
    key: '_onItemDoubleClicked',
    value: function _onItemDoubleClicked(itemId) {
      this.props.onItemDoubleClicked(itemId);
    }
  }, {
    key: 'render',
    value: function render() {
      var _this = this;

      var selectedItem = undefined;
      var listItems = this.props.items.map(function (item) {
        var classes = 'list-item';
        if (item.id === _this.props.idOfSelectedItem) {
          classes += ' selected';
          selectedItem = item;
        }
        return (_reactForAtom2 || _reactForAtom()).React.createElement(
          'li',
          {
            key: item.id,
            className: classes,
            onClick: _this._onItemClicked.bind(_this, item.id),
            onDoubleClick: _this._onItemDoubleClicked.bind(_this, item.id),
            tabIndex: 0 },
          item.displayTitle
        );
      });

      // Explain why the delete button is disabled if the current selection, or lack thereof, is
      // undeletable.
      var deleteButtonTitle = undefined;
      if (selectedItem == null) {
        deleteButtonTitle = DELETE_BUTTON_TITLE_NONE;
      } else if (selectedItem.deletable === false) {
        deleteButtonTitle = DELETE_BUTTON_TITLE_UNDELETABLE;
      } else {
        deleteButtonTitle = DELETE_BUTTON_TITLE_DEFAULT;
      }

      return (_reactForAtom2 || _reactForAtom()).React.createElement(
        'div',
        null,
        (_reactForAtom2 || _reactForAtom()).React.createElement(
          'div',
          { className: 'block select-list' },
          (_reactForAtom2 || _reactForAtom()).React.createElement(
            'ol',
            { className: 'list-group' },
            listItems
          )
        ),
        (_reactForAtom2 || _reactForAtom()).React.createElement(
          'div',
          { style: { display: 'flex', justifyContent: 'flex-end' } },
          (_reactForAtom2 || _reactForAtom()).React.createElement(
            (_ButtonGroup2 || _ButtonGroup()).ButtonGroup,
            null,
            (_reactForAtom2 || _reactForAtom()).React.createElement(
              (_Button2 || _Button()).Button,
              {
                disabled: selectedItem == null || selectedItem.deletable === false,
                onClick: this._onDeleteButtonClicked,
                title: deleteButtonTitle },
              '-'
            ),
            (_reactForAtom2 || _reactForAtom()).React.createElement(
              (_Button2 || _Button()).Button,
              {
                onClick: this.props.onAddButtonClicked,
                title: 'Create new item' },
              '+'
            )
          )
        )
      );
    }
  }]);

  return MutableListSelector;
})((_reactForAtom2 || _reactForAtom()).React.Component);

exports.MutableListSelector = MutableListSelector;

// If null, no item is initially selected.

// Function that is called when the "+" button on the list is clicked.
// The user's intent is to create a new item for the list.

// Function that is called when the "-" button on the list is clicked.
// The user's intent is to delete the currently-selected item.
// If the `idOfCurrentlySelectedItem` is null, this means there is
// no item selected.