weex-nuke/lib/Progress/index.js

基于 Rax 、Weex 的高性能组件体系 ~~

/** @jsx createElement */

'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 _rax = require('rax');

var _nukeView = require('../View/index.js');

var _nukeView2 = _interopRequireDefault(_nukeView);

var _nukeEnv = require('../Env/index.js');

var _nukeThemeProvider = require('../ThemeProvider/index.js');

var _styles = require('./styles/index.js');

var _styles2 = _interopRequireDefault(_styles);

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; }

var Progress = function (_Component) {
  _inherits(Progress, _Component);

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

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

    _this.state = {
      innerWidth: 0
    };
    return _this;
  }

  _createClass(Progress, [{
    key: 'componentDidMount',
    value: function componentDidMount() {
      this.setInnerWidth(this.props);
    }
  }, {
    key: 'componentWillReceiveProps',
    value: function componentWillReceiveProps(nextProps) {
      if ('rate' in nextProps) {
        this.setInnerWidth(nextProps);
      }
    }
  }, {
    key: 'getRect',
    value: function getRect() {
      var _this2 = this;

      return new Promise(function (resolve, reject) {
        var domEl = (0, _rax.findDOMNode)(_this2.progress);
        if (domEl && _nukeEnv.isWeex) {
          try {
            setTimeout(function () {
              var dom = require('@weex-module/dom');
              dom.getComponentRect(domEl.ref, function (e) {
                if (e && e.size && e.size.width) {
                  resolve(e.size.width.toFixed());
                } else {
                  reject(0);
                }
              });
            }, 100);
          } catch (e) {
            reject(0);
          }
        } else {
          reject(0);
        }
      });
    }
  }, {
    key: 'setInnerWidth',
    value: function setInnerWidth(props) {
      var _this3 = this;

      var style = props.style,
          rate = props.rate;

      var width = void 0;
      if (_nukeEnv.isWeb) {
        this.setState({
          innerWidth: (rate * 100).toString() + '%'
        });
      } else if (style.width) {
        this.setState({
          innerWidth: rate * style.width
        });
      } else {
        this.getRect().then(function (width) {
          if (width) {
            _this3.setState({
              innerWidth: rate * width
            });
          } else {
            // try again
            _this3.getRect().then(function (width) {
              if (width) {
                _this3.setState({
                  innerWidth: rate * width
                });
              }
            });
          }
        });
      }
    }
  }, {
    key: 'render',
    value: function render() {
      var _this4 = this;

      var _props = this.props,
          style = _props.style,
          barStyle = _props.barStyle,
          rate = _props.rate;
      var innerWidth = this.state.innerWidth;

      var styles = this.props.themeStyle;
      var innerStyle = Object.assign({}, styles['progress-inner'], {
        width: innerWidth
      }, barStyle);
      return (0, _rax.createElement)(
        _nukeView2.default,
        {
          x: 'progress-wrap',
          ref: function ref(n) {
            _this4.progress = n;
          },
          style: [styles['progress-wrap'], style]
        },
        (0, _rax.createElement)(_nukeView2.default, { style: innerStyle })
      );
    }
  }]);

  return Progress;
}(_rax.Component);

Progress.propTypes = {
  rate: _rax.PropTypes.number,
  style: _rax.PropTypes.any,
  barStyle: _rax.PropTypes.any
};

Progress.defaultProps = {
  rate: 1,
  style: {},
  barStyle: {}
};
Progress.displayName = 'Progress';
var StyledProgress = (0, _nukeThemeProvider.connectStyle)(_styles2.default, { withRef: true })(Progress);

exports.default = StyledProgress;
module.exports = exports['default'];