weex-nuke/lib/Mask/index.js

基于 Rax 、Weex 的高性能组件体系 ~~

'use strict';

/** @jsx createElement */

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

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

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 _nukeTransition = require('../Transition/index.js');

var _nukeTransition2 = _interopRequireDefault(_nukeTransition);

var _nukeDimensions = require('../Dimensions/index.js');

var _nukeDimensions2 = _interopRequireDefault(_nukeDimensions);

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

function _objectWithoutProperties(obj, keys) { var target = {}; for (var i in obj) { if (keys.indexOf(i) >= 0) continue; if (!Object.prototype.hasOwnProperty.call(obj, i)) continue; target[i] = obj[i]; } return target; }

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 Mask = function (_Component) {
  _inherits(Mask, _Component);

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

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

    var visible = true;

    if ('defaultVisible' in props) {
      visible = props.defaultVisible;
    }
    _this.state = {
      visible: visible,
      style: visible ? styles.transparent : styles.shown
    };
    return _this;
  }

  _createClass(Mask, [{
    key: 'componentDidMount',
    value: function componentDidMount() {
      if (this.state.visible) {
        if (this.props.animate) {
          this.doAnimShow();
        } else {
          this.show();
        }
      }
    }
  }, {
    key: 'show',
    value: function show() {
      if (this.props.animate) {
        this.setState({ visible: true, style: styles.transparent });
        return;
      }
      this.setState({ visible: true, style: styles.shown });
      this.props.onShow && this.props.onShow();
    }
  }, {
    key: 'change',
    value: function change(e) {
      this.setState({ visible: e.visible || !this.state.visible });
      this.props.onVisibleChanged && this.props.onVisibleChanged(e);
    }
  }, {
    key: 'componentDidUpdate',
    value: function componentDidUpdate(prevProps, prevState) {
      //
      if (this.state.visible && this.props.animate) {
        this.doAnimShow();
      }
    }
  }, {
    key: 'doAnimShow',
    value: function doAnimShow() {
      var _this2 = this;

      var _props = this.props,
          effect = _props.effect,
          duration = _props.duration;

      var box = (0, _rax.findDOMNode)(this.maskNode);
      if (this.state.visible && box && this.state.style.opacity == 0) {
        (0, _nukeTransition2.default)(box, styles.shown, {
          timingFunction: effect,
          duration: duration
        }, function () {
          _this2.setState({ style: styles.shown });
          _this2.props.onShow && _this2.props.onShow();
        });
      }
    }
  }, {
    key: 'hide',
    value: function hide() {
      var _this3 = this;

      var _props2 = this.props,
          animate = _props2.animate,
          effect = _props2.effect,
          duration = _props2.duration;

      if (animate) {
        var box = this.maskNode;
        if (box) {
          setTimeout(function () {
            (0, _nukeTransition2.default)(box, styles.transparent, {
              timingFunction: effect,
              duration: duration
            }, function () {
              _this3.setState({ visible: false });
              _this3.props.onHide && _this3.props.onHide();
            });
          }, 10);
        }
      } else {
        this.setState({
          visible: false
        });
        this.props.onHide && this.props.onHide();
      }
    }
  }, {
    key: 'maskPress',
    value: function maskPress(e) {
      if (this.props.maskClosable) {
        this.hide();
      }
      this.props.onMaskPress && this.props.onMaskPress();
    }
  }, {
    key: 'emptyEvent',
    value: function emptyEvent(e) {
      // EmptyEvent consumes events in android, so it would not be bubbled to mask press.
      if (_nukeEnv.isWeb) {
        e.stopPropagation();
      }
    }
  }, {
    key: 'getChildren',
    value: function getChildren() {
      var _this4 = this;

      var _props3 = this.props,
          children = _props3.children,
          _props3$contentStyle = _props3.contentStyle,
          contentStyle = _props3$contentStyle === undefined ? {} : _props3$contentStyle;

      if (!children) return null;
      if (!Array.isArray(children)) {
        return (0, _rax.cloneElement)(children, {
          onClick: function onClick(e) {
            _this4.emptyEvent(e);
          }
        });
      }
      if (children.length === 1) {
        return (0, _rax.cloneElement)(children[0], {
          onClick: function onClick(e) {
            _this4.emptyEvent(e);
          }
        });
      }
      return (0, _rax.createElement)(
        _nukeView2.default,
        { style: contentStyle, x: 'autowrap', onClick: function onClick(e) {
            return _this4.emptyEvent(e);
          } },
        children
      );
    }
  }, {
    key: 'render',
    value: function render() {
      var _this5 = this;

      var visible = this.state.visible;

      var _props4 = this.props,
          content = _props4.content,
          children = _props4.children,
          _props4$style = _props4.style,
          style = _props4$style === undefined ? {} : _props4$style,
          onVisibleChanged = _props4.onVisibleChanged,
          onClick = _props4.onClick,
          _props4$noPress = _props4.noPress,
          noPress = _props4$noPress === undefined ? false : _props4$noPress,
          others = _objectWithoutProperties(_props4, ['content', 'children', 'style', 'onVisibleChanged', 'onClick', 'noPress']);

      if (_nukeEnv.isWeex) {
        var nativeAttrs = _extends({}, others, {
          style: [_nukeEnv.appInfo.platform === 'iOS' ? styles.maskNativeIOS : {}, style],
          onClick: function onClick(e) {
            return _this5.maskPress(e);
          },
          onVisibleChanged: function onVisibleChanged(e) {
            return _this5.change(e);
          }
        });
        if (noPress) {
          delete nativeAttrs.onClick;
        }
        var maskWeex = visible ? (0, _rax.createElement)(
          'mask',
          _extends({
            ref: function ref(n) {
              _this5.maskNode = (0, _rax.findDOMNode)(n);
            }
          }, nativeAttrs),
          this.getChildren()
        ) : null;
        return maskWeex;
      }
      return visible ? (0, _rax.createElement)(
        'div',
        _extends({}, others, {
          ref: function ref(n) {
            _this5.maskNode = (0, _rax.findDOMNode)(n);
          },
          style: [styles.maskWeb, this.state.style, style],
          onClick: function onClick(e) {
            return _this5.maskPress(e);
          }
        }),
        this.getChildren()
      ) : null;
    }
  }]);

  return Mask;
}(_rax.Component);

var styles = {
  // In Android width & height & position will be auto calculated while in iOS won't.
  maskNativeIOS: {
    position: 'absolute',
    width: 750,
    left: 0,
    top: 0,
    // To get fullscreen mask , we set screen height
    height: Math.round(_nukeDimensions2.default.get('screen').height / window.devicePixelRatio) + 'wx'
  },

  maskWeb: {
    display: 'flex',
    boxSizing: 'border-box',
    flexDirection: 'column',
    alignContent: 'flex-start',
    flexShrink: 0,
    position: 'fixed',
    top: 0,
    left: 0,
    right: 0,
    bottom: 0,
    zIndex: 100
  },
  transparent: {
    opacity: 0
  },
  shown: {
    opacity: 1
  }
};
Mask.propTypes = {};
Mask.defaultProps = {
  animate: true,
  effect: 'ease-in-out',
  duration: 200,
  contentStyle: {}
};
exports.default = Mask;
module.exports = exports['default'];