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Merge pull request alibaba-fusion#60 from alibaba-fusion/feature/1.10.0
Feature/1.10.0
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,52 @@ | ||
| # 无限滚动 | ||
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| - order: 15 | ||
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| select 配合无限滚动 | ||
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| :::lang=en-us | ||
| # virtual-select | ||
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| - order: 15 | ||
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| select with virtual list | ||
| ::: | ||
| --- | ||
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| ````jsx | ||
| import { Select } from '@alifd/next'; | ||
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| const Option = Select.Option; | ||
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| const onChange = function (value) { | ||
| console.log(value); | ||
| }; | ||
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| function generateItem(index) { | ||
| return {label: `option${index}`, value: `option${index}`}; | ||
| } | ||
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| function generateOption(index) { | ||
| return <Option key={`option${index}`} value={`option${index}`}>{`option${index}`}</Option>; | ||
| } | ||
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| function generateData(len, isOption) { | ||
| const data = []; | ||
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| for (let i = 0; i < len; i++) { | ||
| isOption ? data.push(generateOption(i)) : data.push(generateItem(i)); | ||
| } | ||
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| return data; | ||
| } | ||
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| ReactDOM.render( | ||
| <div> | ||
| <Select dataSource={generateData(100)} useVirtual onChange={onChange} defaultValue="option0" /> | ||
| | ||
| <Select useVirtual onChange={onChange} defaultValue="option50"> | ||
| {generateData(100, true)} | ||
| </Select> | ||
| </div> | ||
| , mountNode); | ||
| ```` |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| # 简单用法 | ||
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| - order: 0 | ||
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| 使用 VirtualList 最简单的例子。 | ||
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| :::lang=en-us | ||
| # Basic | ||
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| - order: 0 | ||
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| A simple case. | ||
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| ::: | ||
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| --- | ||
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| ````jsx | ||
| import { VirtualList } from '@alifd/next'; | ||
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| const dataSource = []; | ||
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| const generateLi = (index = 'index') => { | ||
| const data = []; | ||
| if (index % 3 === 0) { | ||
| return <li key={`key-${index}`} style={{lineHeight: '30px', background: '#5f83ff', color: '#fff'}}>key-{index}</li>; | ||
| } else { | ||
| return <li key={`key-${index}`} style={{lineHeight: '20px'}}>key-{index}</li>; | ||
| } | ||
| }; | ||
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| for (let i = 0; i < 1000; i++) { | ||
| dataSource.push(generateLi(i)); | ||
| } | ||
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| const demo = ( | ||
| <div className={'virtual-box'}> | ||
| <VirtualList> | ||
| {dataSource} | ||
| </VirtualList> | ||
| </div> | ||
| ); | ||
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| ReactDOM.render(demo, mountNode); | ||
| ```` | ||
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| ````css | ||
| .virtual-box { | ||
| height: 200px; | ||
| width: 200px; | ||
| border: 1px solid #ddd; | ||
| overflow: auto; | ||
| } | ||
| .virtual-box ul { | ||
| padding: 0; | ||
| margin: 0; | ||
| list-style: none; | ||
| } | ||
| .virtual-box li { | ||
| padding-left: 10px; | ||
| border-bottom: 1px solid #333; | ||
| } | ||
| ```` |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,77 @@ | ||
| # 设置初始位置 | ||
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| - order: 1 | ||
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| 使用 jumpIndex 设置初始位置 | ||
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| :::lang=en-us | ||
| # Basic | ||
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| - order: 1 | ||
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| Use jumpIndex to set first item. | ||
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| ::: | ||
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| --- | ||
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| ````jsx | ||
| import { VirtualList } from '@alifd/next'; | ||
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| const dataSource = []; | ||
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| function generateLi(index) { | ||
| return (<li key={`key-${index}`} style={{lineHeight: '20px'}}>key-{index}</li>); | ||
| } | ||
| function generateData(len) { | ||
| for (let i = 0; i < len; i++) { | ||
| dataSource.push(generateLi(i)); | ||
| } | ||
| } | ||
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| class App extends React.Component { | ||
| state = { | ||
| initial: 50, | ||
| dataSource: generateData(1000) | ||
| } | ||
| onClick() { | ||
| this.setState({ | ||
| initial: this.state.initial + 20 | ||
| }) | ||
| } | ||
| render() { | ||
| return ( | ||
| <div> | ||
| <button onClick={this.onClick.bind(this)}>jump to {this.state.initial + 20}</button> | ||
| <br/> | ||
| <br/> | ||
| <div className={'virtual-box'}> | ||
| <VirtualList ref="virtual" jumpIndex={this.state.initial}> | ||
| {dataSource} | ||
| </VirtualList> | ||
| </div> | ||
| </div> | ||
| ); | ||
| } | ||
| } | ||
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| ReactDOM.render(<App />, mountNode); | ||
| ```` | ||
|
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| ````css | ||
| .virtual-box { | ||
| height: 200px; | ||
| width: 200px; | ||
| border: 1px solid #ddd; | ||
| overflow: auto; | ||
| } | ||
| .virtual-box ul { | ||
| padding: 0; | ||
| margin: 0; | ||
| list-style: none; | ||
| } | ||
| .virtual-box li { | ||
| padding-left: 10px; | ||
| border-bottom: 1px solid #333; | ||
| } | ||
| ```` |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,95 @@ | ||
| # 不等高的item | ||
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| - order: 2 | ||
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| 使用 jumpIndex 设置初始位置, 并设置 itemSizeGetter | ||
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| :::lang=en-us | ||
| # Basic | ||
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| - order: 2 | ||
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| Use jumpIndex and itemSizeGetter to set first item in visual area. | ||
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| ::: | ||
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| --- | ||
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| ````jsx | ||
| import { VirtualList } from '@alifd/next'; | ||
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| const dataSource = []; | ||
|
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| function generateLi(index) { | ||
| if (index % 3 === 0) { | ||
| return (<li key={`key-${index}`} style={{lineHeight: '30px', background: '#5f83ff', color: '#fff'}}>key-{index}</li>); | ||
| } else { | ||
| return (<li key={`key-${index}`} style={{lineHeight: '20px'}}>key-{index}</li>); | ||
| } | ||
| } | ||
| function generateData(len) { | ||
| for (let i = 0; i < len; i++) { | ||
| dataSource.push(generateLi(i)); | ||
| } | ||
| } | ||
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| class App extends React.Component { | ||
| state = { | ||
| initial: 20, | ||
| dataSource: generateData(1000) | ||
| } | ||
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| componentDidMount() { | ||
| setTimeout(()=> { | ||
| const instance = this.refs.virtual.getInstance(); | ||
| instance.scrollTo(50); | ||
| }, 200); | ||
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| } | ||
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| getHeight(index) { | ||
| return index % 3 === 0 ? 30 : 20; | ||
| } | ||
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| onClick() { | ||
| this.setState({ | ||
| initial: this.state.initial + 20 | ||
| }) | ||
| } | ||
|
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| render() { | ||
| return ( | ||
| <div> | ||
| <button onClick={this.onClick.bind(this)}>jump to {this.state.initial + 20}</button> | ||
| <br/> | ||
| <br/> | ||
| <div className={'virtual-box'}> | ||
| <VirtualList ref="virtual" jumpIndex={this.state.initial} itemSizeGetter={this.getHeight.bind(this)}> | ||
| {dataSource} | ||
| </VirtualList> | ||
| </div> | ||
| </div> | ||
| ); | ||
| } | ||
| } | ||
|
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| ReactDOM.render(<App />, mountNode); | ||
| ```` | ||
|
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| ````css | ||
| .virtual-box { | ||
| height: 200px; | ||
| width: 200px; | ||
| border: 1px solid #ddd; | ||
| overflow: auto; | ||
| } | ||
| .virtual-box ul { | ||
| padding: 0; | ||
| margin: 0; | ||
| list-style: none; | ||
| } | ||
| .virtual-box li { | ||
| padding-left: 10px; | ||
| border-bottom: 1px solid #333; | ||
| } | ||
| ```` |
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