react-color/lib/components/common/EditableInput.js

A Collection of Color Pickers from Sketch, Photoshop, Chrome & more

'use strict';

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

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 _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _reactcss = require('reactcss');

var _reactcss2 = _interopRequireDefault(_reactcss);

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

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return 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; }

var DEFAULT_ARROW_OFFSET = 1;

var UP_KEY_CODE = 38;
var DOWN_KEY_CODE = 40;
var VALID_KEY_CODES = [UP_KEY_CODE, DOWN_KEY_CODE];
var isValidKeyCode = function isValidKeyCode(keyCode) {
  return VALID_KEY_CODES.indexOf(keyCode) > -1;
};
var getNumberValue = function getNumberValue(value) {
  return Number(String(value).replace(/%/g, ''));
};

var idCounter = 1;

var EditableInput = exports.EditableInput = function (_ref) {
  _inherits(EditableInput, _ref);

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

    var _this = _possibleConstructorReturn(this, (EditableInput.__proto__ || Object.getPrototypeOf(EditableInput)).call(this));

    _this.handleBlur = function () {
      if (_this.state.blurValue) {
        _this.setState({ value: _this.state.blurValue, blurValue: null });
      }
    };

    _this.handleChange = function (e) {
      _this.setUpdatedValue(e.target.value, e);
    };

    _this.handleKeyDown = function (e) {
      // In case `e.target.value` is a percentage remove the `%` character
      // and update accordingly with a percentage
      // https://github.com/casesandberg/react-color/issues/383
      var value = getNumberValue(e.target.value);
      if (!isNaN(value) && isValidKeyCode(e.keyCode)) {
        var offset = _this.getArrowOffset();
        var updatedValue = e.keyCode === UP_KEY_CODE ? value + offset : value - offset;

        _this.setUpdatedValue(updatedValue, e);
      }
    };

    _this.handleDrag = function (e) {
      if (_this.props.dragLabel) {
        var newValue = Math.round(_this.props.value + e.movementX);
        if (newValue >= 0 && newValue <= _this.props.dragMax) {
          _this.props.onChange && _this.props.onChange(_this.getValueObjectWithLabel(newValue), e);
        }
      }
    };

    _this.handleMouseDown = function (e) {
      if (_this.props.dragLabel) {
        e.preventDefault();
        _this.handleDrag(e);
        window.addEventListener('mousemove', _this.handleDrag);
        window.addEventListener('mouseup', _this.handleMouseUp);
      }
    };

    _this.handleMouseUp = function () {
      _this.unbindEventListeners();
    };

    _this.unbindEventListeners = function () {
      window.removeEventListener('mousemove', _this.handleDrag);
      window.removeEventListener('mouseup', _this.handleMouseUp);
    };

    _this.state = {
      value: String(props.value).toUpperCase(),
      blurValue: String(props.value).toUpperCase()
    };

    _this.inputId = 'rc-editable-input-' + idCounter++;
    return _this;
  }

  _createClass(EditableInput, [{
    key: 'componentDidUpdate',
    value: function componentDidUpdate(prevProps, prevState) {
      if (this.props.value !== this.state.value && (prevProps.value !== this.props.value || prevState.value !== this.state.value)) {
        if (this.input === document.activeElement) {
          this.setState({ blurValue: String(this.props.value).toUpperCase() });
        } else {
          this.setState({ value: String(this.props.value).toUpperCase(), blurValue: !this.state.blurValue && String(this.props.value).toUpperCase() });
        }
      }
    }
  }, {
    key: 'componentWillUnmount',
    value: function componentWillUnmount() {
      this.unbindEventListeners();
    }
  }, {
    key: 'getValueObjectWithLabel',
    value: function getValueObjectWithLabel(value) {
      return _defineProperty({}, this.props.label, value);
    }
  }, {
    key: 'getArrowOffset',
    value: function getArrowOffset() {
      return this.props.arrowOffset || DEFAULT_ARROW_OFFSET;
    }
  }, {
    key: 'setUpdatedValue',
    value: function setUpdatedValue(value, e) {
      var onChangeValue = this.props.label ? this.getValueObjectWithLabel(value) : value;
      this.props.onChange && this.props.onChange(onChangeValue, e);

      this.setState({ value: value });
    }
  }, {
    key: 'render',
    value: function render() {
      var _this2 = this;

      var styles = (0, _reactcss2.default)({
        'default': {
          wrap: {
            position: 'relative'
          }
        },
        'user-override': {
          wrap: this.props.style && this.props.style.wrap ? this.props.style.wrap : {},
          input: this.props.style && this.props.style.input ? this.props.style.input : {},
          label: this.props.style && this.props.style.label ? this.props.style.label : {}
        },
        'dragLabel-true': {
          label: {
            cursor: 'ew-resize'
          }
        }
      }, {
        'user-override': true
      }, this.props);

      return _react2.default.createElement(
        'div',
        { style: styles.wrap },
        _react2.default.createElement('input', {
          id: this.inputId,
          style: styles.input,
          ref: function ref(input) {
            return _this2.input = input;
          },
          value: this.state.value,
          onKeyDown: this.handleKeyDown,
          onChange: this.handleChange,
          onBlur: this.handleBlur,
          placeholder: this.props.placeholder,
          spellCheck: 'false'
        }),
        this.props.label && !this.props.hideLabel ? _react2.default.createElement(
          'label',
          {
            htmlFor: this.inputId,
            style: styles.label,
            onMouseDown: this.handleMouseDown
          },
          this.props.label
        ) : null
      );
    }
  }]);

  return EditableInput;
}(_react.PureComponent || _react.Component);

exports.default = EditableInput;