@tarojs/components/dist/esm/taro-picker-view-core.entry.js

Taro 组件库。

import { r as registerInstance, c as createEvent, h, H as Host, g as getElement } from './index-5bd7cbab.js';
import { c as classnames } from './index-cd1a2d33.js';

function convertStyle(style) {
  if (style) {
    const regex = /([\w-]*)\s*:\s*([^;]*)/g;
    const properties = {};
    let match;
    while ((match = regex.exec(style)))
      properties[`${match[1]}`] = match[2].trim();
    return properties;
  }
}

const indexCss = ".taro-picker-view-container{display:-ms-flexbox;display:flex;position:relative}.taro-picker-view-mask-container{display:-ms-flexbox;display:flex;position:absolute;left:0;right:0;top:0;bottom:0;-ms-flex-direction:column;flex-direction:column;pointer-events:none}.taro-picker-view-mask-indicator{display:-ms-flexbox;display:flex;border-top:1px solid #ddd;border-bottom:1px solid #ddd;height:50px}.taro-picker-view-mask-top{-ms-flex:1;flex:1;background-image:-webkit-gradient(linear, left top, left bottom, from(rgba(255, 255, 255, 0.95)), to(rgba(255, 255, 255, 0.6)));background-image:linear-gradient(to bottom, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.6))}.taro-picker-view-mask-bottom{-ms-flex:1;flex:1;background:-webkit-gradient(linear, left bottom, left top, from(rgba(255, 255, 255, 0.95)), to(rgba(255, 255, 255, 0.6)));background:linear-gradient(to top, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.6))}";

let PickerView = class {
  constructor(hostRef) {
    registerInstance(this, hostRef);
    this.onChange = createEvent(this, "change", 7);
    this.onPickStart = createEvent(this, "pickstart", 7);
    this.onPickEnd = createEvent(this, "pickend", 7);
  }
  onSelect(e) {
    e.stopPropagation();
    if (e.target.tagName !== 'TARO-PICKER-VIEW-COLUMN-CORE')
      return;
    let _curIndex = +e.detail.curIndex;
    let _selectedIndex = +e.detail.selectedIndex;
    this.value[_curIndex] = _selectedIndex;
    this.onChange.emit({ value: this.value });
  }
  onSelectStart(e) {
    e.stopPropagation();
    if (e.target.tagName !== 'TARO-PICKER-VIEW-COLUMN-CORE')
      return;
    this.onPickStart.emit();
  }
  onPickerColEnd(e) {
    e.stopPropagation();
    if (e.target.tagName !== 'TARO-PICKER-VIEW-COLUMN-CORE')
      return;
    this.onPickEnd.emit();
  }
  componentDidLoad() {
    const childList = this.el.querySelectorAll('taro-picker-view-column-core');
    childList.forEach((element, index) => {
      var _a;
      element.setAttribute('col', `${index}`);
      let selectIndex = '0';
      if (!!this.value && this.value.length > index) {
        selectIndex = `${this.value[index]}`;
      }
      const pickerHeight = this.el.getBoundingClientRect().height;
      const indicatorHeight = ((_a = this.indicator) === null || _a === void 0 ? void 0 : _a.offsetHeight) || 0;
      const paddingVertical = (pickerHeight - indicatorHeight) / 2.0;
      element.setAttribute('initial-position', `${selectIndex}`);
      element.setAttribute('padding-vertical', `${paddingVertical}`);
    });
  }
  // 过滤非 PickerViewColumn 组件
  componentDidRender() {
    this.el.childNodes.forEach(item => {
      const childEle = item;
      if ('TARO-PICKER-VIEW-COLUMN-CORE' !== childEle.tagName &&
        childEle.className !== 'taro-picker-view-mask-container') {
        this.el.removeChild(item);
      }
    });
  }
  render() {
    const indicatorCls = classnames('taro-picker-view-mask-indicator', this.indicatorClass);
    const maskTopCls = classnames('taro-picker-view-mask-top', this.maskClass);
    const maskBtmCls = classnames('taro-picker-view-mask-bottom', this.maskClass);
    const indicatorStyle = convertStyle(this.indicatorStyle);
    const maskTopStyle = convertStyle(this.maskStyle);
    const maskBottomStyle = convertStyle(this.maskStyle);
    return (h(Host, { class: "taro-picker-view-container" }, h("slot", null), h("div", { class: "taro-picker-view-mask-container" }, h("div", { class: maskTopCls, style: maskTopStyle }), h("div", { class: indicatorCls, style: indicatorStyle, ref: indicator => (this.indicator = indicator) }), h("div", { class: maskBtmCls, style: maskBottomStyle }))));
  }
  get el() { return getElement(this); }
};
PickerView.style = indexCss;

export { PickerView as taro_picker_view_core };