cjd-parkball/src/components/form/demo/advanced-search.md

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---
category: 2
title: 高级搜索
title_en: Advanced search
---

 zh-CN

三列栅格式的表单排列方式，常用于数据表格的高级搜索。

有部分定制的样式代码，由于输入标签长度不确定，需要根据具体情况自行调整。

 en-US

Three columns layout is often used for advanced searching of data table.

Because the width of label is not fixed, you may need to adjust it by customizing its style.


````jsx
import { Form, Row, Col, Input, Button, Icon } from 'parkball';

const FormItem = Form.Item;

class AdvancedSearchForm extends React.Component {
  state = {
    expand: false,
  };

  handleSearch = (e) => {
    e.preventDefault();
    this.props.form.validateFields((err, values) => {
      console.log('Received values of form: ', values);
    });
  }

  handleReset = () => {
    this.props.form.resetFields();
  }

  toggle = () => {
    const { expand } = this.state;
    this.setState({ expand: !expand });
  }

  // To generate mock Form.Item
  getFields() {
    const count = this.state.expand ? 10 : 6;
    const { getFieldDecorator } = this.props.form;
    const children = [];
    for (let i = 0; i < 10; i++) {
      children.push(
        <Col span={8} key={i} style={{ display: i < count ? 'block' : 'none' }}>
          <FormItem label={`Field ${i}`}>
            {getFieldDecorator(`field-${i}`, {
              rules: [{
                required: true,
                message: 'Input something!',
              }],
            })(
              <Input placeholder="placeholder" />
            )}
          </FormItem>
        </Col>
      );
    }
    return children;
  }

  render() {
    return (
      <Form
        className="ant-advanced-search-form"
        onSubmit={this.handleSearch}
      >
        <Row gutter={24}>{this.getFields()}</Row>
        <Row>
          <Col span={24} style={{ textAlign: 'right' }}>
            <Button type="primary" htmlType="submit">Search</Button>
            <Button style={{ marginLeft: 8 }} onClick={this.handleReset}>
              Clear
            </Button>
            <a style={{ marginLeft: 8, fontSize: 12 }} onClick={this.toggle}>
              Collapse <Icon type={this.state.expand ? 'up' : 'down'} />
            </a>
          </Col>
        </Row>
      </Form>
    );
  }
}

const WrappedAdvancedSearchForm = Form.create()(AdvancedSearchForm);
ReactDOM.render(
  <div>
    <WrappedAdvancedSearchForm />
    <div className="search-result-list">Search Result List</div>
  </div>,
  mountNode
);
````

````css
.ant-advanced-search-form {
  padding: 24px;
  background: #fbfbfb;
  border: 2px solid #d9d9d9;
  border-radius: 6px;
}

.ant-advanced-search-form .ant-form-item {
  display: flex;
}

.ant-advanced-search-form .ant-form-item-control-wrapper {
  flex: 1;
}
````

<style>
#components-form-demo-advanced-search .ant-form {
  max-width: none;
}
#components-form-demo-advanced-search .search-result-list {
  margin-top: 16px;
  border: 2px dashed #e9e9e9;
  border-radius: 6px;
  background-color: #fafafa;
  min-height: 200px;
  text-align: center;
  padding-top: 80px;
}
</style>