weex-nuke/lib/SearchBar/view/search-bar.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 _nukeIcon = require('../../Icon/index.js');

var _nukeIcon2 = _interopRequireDefault(_nukeIcon);

var _nukeDom = require('../../Dom/index.js');

var _nukeDom2 = _interopRequireDefault(_nukeDom);

var _nukeNormalInput = require('../../NormalInput/index.js');

var _nukeNormalInput2 = _interopRequireDefault(_nukeNormalInput);

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

var _nukeView2 = _interopRequireDefault(_nukeView);

var _nukeText = require('../../Text/index.js');

var _nukeText2 = _interopRequireDefault(_nukeText);

var _nukeTouchable = require('../../Touchable/index.js');

var _nukeTouchable2 = _interopRequireDefault(_nukeTouchable);

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 _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 SearchBar = function (_Component) {
  _inherits(SearchBar, _Component);

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

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

    var value = '';
    if ('defaultValue' in props) {
      value = props.defaultValue;
    } else if ('defaultValue' in props) {
      value = props.value;
    }
    _this.state = {
      focus: false,
      value: value
    };
    _this.userInputValue = value || '';
    var events = ['focusHandler', 'blurHandler', 'changeHandler', 'inputHandler', 'searchHandler', 'returnHandler', 'textSearchHandler'];
    events.forEach(function (m) {
      _this[m] = _this[m].bind(_this);
    });
    return _this;
  }

  //   calcRem


  _createClass(SearchBar, [{
    key: 'componentDidMount',
    value: function componentDidMount() {
      var _this2 = this;

      var centered = this.props.centered;

      if (!centered) return;

      _nukeDom2.default.getRect('parentDOM').then(function (wrap) {
        _this2.setState({
          strentchStyle: {
            width: _nukeEnv.isWeb ? wrap.width + 'px' : wrap.width // web 端 offset 的单位是 px
          }
        });
      }, function () {});
    }
  }, {
    key: 'componentWillReceiveProps',
    value: function componentWillReceiveProps(nextProps) {
      if ('value' in nextProps) {
        this.setState({
          value: nextProps.value
        });
        this.userInputValue = nextProps.value;
      }
    }
  }, {
    key: 'render',
    value: function render() {
      var _props = this.props,
          value = _props.value,
          disabled = _props.disabled,
          defaultValue = _props.defaultValue,
          placeholder = _props.placeholder,
          onInput = _props.onInput,
          onChange = _props.onChange,
          onSearch = _props.onSearch,
          inputStyle = _props.inputStyle,
          _props$style = _props.style,
          style = _props$style === undefined ? {} : _props$style,
          styles = _props.themeStyle,
          others = _objectWithoutProperties(_props, ['value', 'disabled', 'defaultValue', 'placeholder', 'onInput', 'onChange', 'onSearch', 'inputStyle', 'style', 'themeStyle']);

      var searchbarWrapStyle = Object.assign({}, styles.wrap, style);

      return (0, _rax.createElement)(
        _nukeView2.default,
        _extends({ clsName: 'search-bar-wrap', style: searchbarWrapStyle }, others),
        (0, _rax.createElement)(
          _nukeView2.default,
          { clsName: 'body', ref: 'parentDOM', style: [styles.body, inputStyle] },
          this.renderPlaceholder(styles),
          this.renderInput()
        ),
        this.renderSearchButton(styles)
      );
    }
    // 输入框以及placeholder

  }, {
    key: 'renderInput',
    value: function renderInput() {
      var _this3 = this;

      var _props2 = this.props,
          maxLength = _props2.maxLength,
          disabled = _props2.disabled,
          styles = _props2.themeStyle;

      return (0, _rax.createElement)(_nukeNormalInput2.default, {
        ref: function ref(_ref) {
          _this3._input = _ref;
        },
        style: styles['input-wrap'],
        type: 'search',
        returnKeyType: 'search',
        materialDesign: false,
        maxLength: maxLength,
        value: this.state.value,
        onFocus: this.focusHandler,
        onBlur: this.blurHandler,
        onReturn: this.returnHandler,
        disabled: disabled,
        inputStyle: styles['input-ele'],
        onInput: this.inputHandler,
        onChange: this.changeHandler
      });
    }
    // 模拟的 placeholder

  }, {
    key: 'renderPlaceholder',
    value: function renderPlaceholder(styles) {
      var _props3 = this.props,
          placeholder = _props3.placeholder,
          centered = _props3.centered,
          placeholderColor = _props3.placeholderColor;
      var focus = this.state.focus;

      var element = void 0;

      var textStyle = {};
      var TextAttrArr = ['color', 'fontSize', 'fontStyle', 'fontWeight'];
      TextAttrArr.forEach(function (item) {
        if (styles.placeholder[item]) {
          textStyle[item] = styles.placeholder[item];
        }
      });

      if (_nukeEnv.isWeb) {
        element = placeholder && !this.userInputValue && !focus ? (0, _rax.createElement)(
          _nukeText2.default,
          { style: [textStyle, { color: placeholderColor }] },
          placeholder
        ) : null;
      } else {
        element = placeholder && !this.userInputValue && !focus ? (0, _rax.createElement)(
          _nukeText2.default,
          { style: [textStyle, { color: placeholderColor }] },
          placeholder
        ) : null;
      }
      var iconDOM = (0, _rax.createElement)(_nukeIcon2.default, { style: [styles.icon, { color: placeholderColor }], name: 'search' });
      var placeholderStyle = centered && !focus && !this.userInputValue ? _extends({}, styles['body-centered'], this.state.strentchStyle) : {};
      return (0, _rax.createElement)(
        _nukeView2.default,
        {
          role: 'placeholder-wrap',
          ref: 'placeholderDOM',
          style: [styles.placeholder, placeholderStyle]
        },
        iconDOM,
        element
      );
    }

    // 搜索按钮

  }, {
    key: 'renderSearchButton',
    value: function renderSearchButton(styles) {
      if (!this.props.showSearchButton) return null;

      return (0, _rax.createElement)(
        _nukeTouchable2.default,
        { onPress: this.searchHandler, style: styles.button },
        (0, _rax.createElement)(
          _nukeText2.default,
          { onPress: this.textSearchHandler, style: styles['button-text'] },
          this.props.locale.search
        )
      );
    }
  }, {
    key: 'focusHandler',
    value: function focusHandler(e) {
      this.setState({
        focus: true
      });
      this.trigger('onFocus', e);
    }
  }, {
    key: 'trigger',
    value: function trigger(fn) {
      if (typeof fn === 'string') fn = this.props[fn];
      if (!(typeof fn === 'function')) return;

      for (var _len = arguments.length, attrs = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
        attrs[_key - 1] = arguments[_key];
      }

      return fn.apply(this, attrs);
    }
  }, {
    key: 'blurHandler',
    value: function blurHandler(e) {
      this.setState({
        focus: false
      });
      this.trigger('onBlur', e);
    }
  }, {
    key: 'inputHandler',
    value: function inputHandler(e) {
      this.userInputValue = e.value;
      this.trigger('onInput', e);
    }
  }, {
    key: 'changeHandler',
    value: function changeHandler(value, e) {
      this.setState({
        value: value
      });
      this.userInputValue = value;
      this.trigger('onChange', value, e);
    }
  }, {
    key: 'returnHandler',
    value: function returnHandler(e) {
      var value = e.value;

      this.setState({ value: value });
      this.searchHandler();
    }
  }, {
    key: 'searchHandler',
    value: function searchHandler(e) {
      // alert(this.userInputValue);
      this._input.wrappedInstance.blur();
      this.props.onSearch && this.props.onSearch({ value: this.userInputValue });
    }
  }, {
    key: 'textSearchHandler',
    value: function textSearchHandler(e) {
      if (_nukeEnv.isWeb) {
        e.stopPropagation();
      }
      this.searchHandler();
    }
  }]);

  return SearchBar;
}(_rax.Component);

SearchBar.propTypes = {
  onCancel: _rax.PropTypes.func,
  onChange: _rax.PropTypes.func,
  onSearch: _rax.PropTypes.func,
  value: _rax.PropTypes.string,
  defaultValue: _rax.PropTypes.string,
  locale: _rax.PropTypes.object,
  disabled: _rax.PropTypes.bool,
  showSearchButton: _rax.PropTypes.bool,
  centered: _rax.PropTypes.bool,
  placeholderColor: _rax.PropTypes.string,
  inputStyle: _rax.PropTypes.any,
  style: _rax.PropTypes.any,
  placeholder: _rax.PropTypes.string,
  onInput: _rax.PropTypes.func
};

SearchBar.defaultProps = {
  locale: {
    search: '搜索'
  },
  onSearch: function onSearch() {},
  showSearchButton: true,
  disabled: false,
  centered: false,
  defaultValue: null,
  onCancel: function onCancel() {},
  inputStyle: {},
  onChange: function onChange() {},
  onInput: function onInput() {},
  placeholderColor: '#cccccc',
  placeholder: '',
  style: {}
};
SearchBar.displayName = 'SearchBar';

var StyledSearchBar = (0, _nukeThemeProvider.connectStyle)(_styles2.default, { withRef: true })(SearchBar);

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