SliderProperty

Source

Slider.js

import React from 'react';
import PropTypes from 'prop-types';

import NumberSliderControl from '../../Widgets/NumberSliderWidget';

export default class Slider extends React.Component {
  constructor(props) {
    super(props);

    // Bind callback
    this.valueChange = this.valueChange.bind(this);
  }

  valueChange(e) {
    if (this.props.onChange) {
      if (this.props.idx >= 0) {
        this.props.onChange(this.props.idx, e.target.value);
      } else {
        this.props.onChange(null, e.target.value);
      }
    }
  }

  render() {
    const propsCopy = Object.assign({}, this.props);
    delete propsCopy.onChange;
    delete propsCopy.idx;

    return <NumberSliderControl {...propsCopy} onChange={this.valueChange} />;
  }
}

Slider.propTypes = {
  idx: PropTypes.number,
  onChange: PropTypes.func.isRequired,
};

Slider.defaultProps = {
  idx: -1,
};

index.js

import React from 'react';
import PropTypes from 'prop-types';

import style from 'PVWStyle/ReactProperties/CellProperty.mcss';

import Slider from './Slider';
import ToggleIconButton from '../../Widgets/ToggleIconButtonWidget';

/* eslint-disable react/no-danger */
export default class SliderProperty extends React.Component {
  constructor(props) {
    super(props);
    this.state = {
      data: props.data,
      helpOpen: false,
    };

    // Bind callback
    this.valueChange = this.valueChange.bind(this);
    this.helpToggled = this.helpToggled.bind(this);
  }

  componentWillMount() {
    const newState = {};
    if (this.props.ui.default && !this.props.data.value) {
      newState.data = this.state.data;
      newState.data.value = this.props.ui.default;
    }

    if (Object.keys(newState).length > 0) {
      this.setState(newState);
    }
  }

  componentWillReceiveProps(nextProps) {
    const data = nextProps.data;

    if (this.state.data !== data) {
      this.setState({
        data,
      });
    }
  }

  helpToggled(open) {
    this.setState({
      helpOpen: open,
    });
  }

  valueChange(idx, newVal) {
    const newData = this.state.data;
    if (idx === null) {
      newData.value = Number(newVal);
    } else {
      newData.value[idx] = Number(newVal);
    }
    this.setState({
      data: newData,
    });
    if (this.props.onChange) {
      this.props.onChange(newData);
    }
  }

  render() {
    const mapper = () => {
      if (Array.isArray(this.props.data.value)) {
        const ret = [];
        for (let i = 0; i < this.props.data.value.length; i++) {
          const step =
            this.props.ui.type && this.props.ui.type.toLowerCase() === 'double'
              ? 0.1
              : 1;
          ret.push(
            <Slider
              value={this.props.data.value[i]}
              min={this.props.ui.domain.min}
              max={this.props.ui.domain.max}
              step={this.props.ui.domain.step || step} // int 1, double 0.1
              idx={i}
              onChange={this.valueChange}
              key={`${this.props.data.id}_${i}`}
            />
          );
        }
        return ret;
      }

      const step =
        this.props.ui.type && this.props.ui.type.toLowerCase() === 'double'
          ? 0.1
          : 1;
      return (
        <Slider
          value={this.props.data.value}
          min={this.props.ui.domain.min}
          max={this.props.ui.domain.max}
          step={this.props.ui.domain.step || step}
          onChange={this.valueChange}
        />
      );
    };

    return (
      <div
        className={
          this.props.show(this.props.viewData) ? style.container : style.hidden
        }
      >
        <div className={style.header}>
          <strong>{this.props.ui.label}</strong>
          <span>
            <ToggleIconButton
              icon={style.helpIcon}
              value={this.state.helpOpen}
              toggle={!!this.props.ui.help}
              onChange={this.helpToggled}
            />
          </span>
        </div>
        <div className={style.inputBlock}>{mapper()}</div>
        <div
          className={this.state.helpOpen ? style.helpBox : style.hidden}
          dangerouslySetInnerHTML={{ __html: this.props.ui.help }}
        />
      </div>
    );
  }
}

SliderProperty.propTypes = {
  data: PropTypes.object.isRequired,
  help: PropTypes.string,
  onChange: PropTypes.func.isRequired,
  show: PropTypes.func.isRequired,
  ui: PropTypes.object.isRequired,
  viewData: PropTypes.object.isRequired,
};

SliderProperty.defaultProps = {
  help: '',
};