@ant-design/react-native
Version:
基于蚂蚁金服移动设计规范的 React Native 组件库
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JavaScript
import _extends from 'babel-runtime/helpers/extends';
import _classCallCheck from 'babel-runtime/helpers/classCallCheck';
import _createClass from 'babel-runtime/helpers/createClass';
import _possibleConstructorReturn from 'babel-runtime/helpers/possibleConstructorReturn';
import _inherits from 'babel-runtime/helpers/inherits';
var __rest = this && this.__rest || function (s, e) {
var t = {};
for (var p in s) {
if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0) t[p] = s[p];
}if (s != null && typeof Object.getOwnPropertySymbols === "function") for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {
if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i])) t[p[i]] = s[p[i]];
}
return t;
};
import treeFilter from 'array-tree-filter';
import PropTypes from 'prop-types';
import React from 'react';
import { WithTheme } from '../style';
import { getComponentLocale } from '../_util/getLocale';
import RMCCascader from './cascader';
import RMCPopupCascader from './cascader/Popup';
import MultiPicker from './MultiPicker';
import RMCPicker from './Picker';
import PickerStyles from './style';
export function getDefaultProps() {
var defaultFormat = function defaultFormat(values) {
return values.join(',');
};
return {
triggerType: 'onPress',
prefixCls: 'am-picker',
pickerPrefixCls: 'am-picker-col',
popupPrefixCls: 'am-picker-popup',
format: defaultFormat,
cols: 3,
cascade: true,
title: ''
};
}
var Picker = function (_React$Component) {
_inherits(Picker, _React$Component);
function Picker() {
_classCallCheck(this, Picker);
var _this = _possibleConstructorReturn(this, (Picker.__proto__ || Object.getPrototypeOf(Picker)).apply(this, arguments));
_this.getSel = function () {
var value = _this.props.value || [];
var treeChildren = void 0;
var data = _this.props.data;
if (_this.props.cascade) {
treeChildren = treeFilter(data, function (c, level) {
return c.value === value[level];
});
} else {
treeChildren = value.map(function (v, i) {
return data[i].filter(function (d) {
return d.value === v;
})[0];
});
}
return _this.props.format && _this.props.format(treeChildren.map(function (v) {
return v.label;
}));
};
_this.getPickerCol = function () {
var _this$props = _this.props,
data = _this$props.data,
itemStyle = _this$props.itemStyle,
indicatorStyle = _this$props.indicatorStyle;
return (Array.isArray(data[0]) ? data : [data]).map(function (col, index) {
return React.createElement(
RMCPicker,
{ key: index, style: { flex: 1 }, itemStyle: itemStyle, indicatorStyle: indicatorStyle },
col.map(function (item) {
return React.createElement(
RMCPicker.Item,
{ key: item.value, value: item.value },
item.label
);
})
);
});
};
_this.onOk = function (v) {
if (_this.scrollValue !== undefined) {
v = _this.scrollValue;
}
if (_this.props.onChange) {
_this.props.onChange(v);
}
if (_this.props.onOk) {
_this.props.onOk(v);
}
};
_this.setScrollValue = function (v) {
_this.scrollValue = v;
};
_this.setCasecadeScrollValue = function (v) {
// 级联情况下保证数据正确性，滚动过程中只有当最后一级变化时才变更数据
if (v && _this.scrollValue) {
var length = _this.scrollValue.length;
if (length === v.length && _this.scrollValue[length - 1] === v[length - 1]) {
return;
}
}
_this.setScrollValue(v);
};
_this.fixOnOk = function (cascader) {
if (cascader && cascader.onOk !== _this.onOk) {
cascader.onOk = _this.onOk;
cascader.forceUpdate();
}
};
_this.onPickerChange = function (v) {
_this.setScrollValue(v);
if (_this.props.onPickerChange) {
_this.props.onPickerChange(v);
}
};
_this.onVisibleChange = function (visible) {
_this.setScrollValue(undefined);
if (_this.props.onVisibleChange) {
_this.props.onVisibleChange(visible);
}
};
_this.getCascade = function (cascade, data, cols, itemStyle, indicatorStyle) {
var cascader = void 0;
var popupMoreProps = {};
if (cascade) {
cascader = React.createElement(RMCCascader, { data: Array.isArray(data[0]) ? data[0] : data, cols: cols, onChange: _this.onPickerChange, onScrollChange: _this.setCasecadeScrollValue, pickerItemStyle: itemStyle, indicatorStyle: indicatorStyle });
} else {
cascader = React.createElement(
MultiPicker,
{ style: { flexDirection: 'row', alignItems: 'center' }, onScrollChange: _this.setScrollValue, onValueChange: _this.onPickerChange },
_this.getPickerCol()
);
popupMoreProps = {
pickerValueProp: 'selectedValue',
pickerValueChangeProp: 'onValueChange'
};
}
return { cascader: cascader, popupMoreProps: popupMoreProps };
};
return _this;
}
_createClass(Picker, [{
key: 'render',
value: function render() {
var _this2 = this;
var _a = this.props,
children = _a.children,
_a$value = _a.value,
value = _a$value === undefined ? [] : _a$value,
popupPrefixCls = _a.popupPrefixCls,
itemStyle = _a.itemStyle,
indicatorStyle = _a.indicatorStyle,
okText = _a.okText,
dismissText = _a.dismissText,
extra = _a.extra,
cascade = _a.cascade,
data = _a.data,
cols = _a.cols,
onOk = _a.onOk,
restProps = __rest(_a, ["children", "value", "popupPrefixCls", "itemStyle", "indicatorStyle", "okText", "dismissText", "extra", "cascade", "data", "cols", "onOk"]);
// tslint:disable-next-line:variable-name
var _locale = getComponentLocale(this.props, this.context, 'Picker', function () {
return require('./locale/zh_CN');
});
var _getCascade = this.getCascade(cascade, data, cols, itemStyle, indicatorStyle),
cascader = _getCascade.cascader,
popupMoreProps = _getCascade.popupMoreProps;
return React.createElement(
WithTheme,
{ styles: restProps.styles, themeStyles: PickerStyles },
function (styles) {
return React.createElement(
RMCPopupCascader,
_extends({ cascader: cascader }, _this2.popupProps, restProps, { styles: styles, value: value, dismissText: dismissText || _locale.dismissText, okText: okText || _locale.okText }, popupMoreProps, { ref: _this2.fixOnOk, onVisibleChange: _this2.onVisibleChange }),
children && typeof children !== 'string' && React.isValidElement(children) && React.cloneElement(children, {
extra: _this2.getSel() || extra || _locale.extra
})
);
}
);
}
}]);
return Picker;
}(React.Component);
export default Picker;
Picker.contextTypes = {
antLocale: PropTypes.object
};
Picker.defaultProps = getDefaultProps();