源代码
import React from 'react';
import { Draggable, Droppable, Layout, LayoutPanel, DataList, DataGrid, GridColumn } from 'rc-easyui';
class App extends React.Component {
constructor() {
super();
this.state = {
isover: false,
dragItem: null,
cartData: [],
sumData: [{ name: "Total", listprice: 0 }],
productData: this.getData()
}
}
getData() {
return [
{ "code": "FI-SW-01", "name": "Koi", "unitcost": 10.00, "status": "P", "listprice": 36.50, "attr": "Large", "itemid": "EST-1" },
{ "code": "K9-DL-01", "name": "Dalmation", "unitcost": 12.00, "status": "P", "listprice": 18.50, "attr": "Spotted Adult Female", "itemid": "EST-2" },
{ "code": "RP-SN-01", "name": "Rattlesnake", "unitcost": 12.00, "status": "P", "listprice": 38.50, "attr": "Venomless", "itemid": "EST-3" },
{ "code": "RP-SN-01", "name": "Rattlesnake", "unitcost": 12.00, "status": "P", "listprice": 26.50, "attr": "Rattleless", "itemid": "EST-4" },
{ "code": "RP-LI-02", "name": "Iguana", "unitcost": 12.00, "status": "P", "listprice": 35.50, "attr": "Green Adult", "itemid": "EST-5" },
{ "code": "FL-DSH-01", "name": "Manx", "unitcost": 12.00, "status": "P", "listprice": 158.50, "attr": "Tailless", "itemid": "EST-6" },
{ "code": "FL-DSH-01", "name": "Manx", "unitcost": 12.00, "status": "P", "listprice": 83.50, "attr": "With tail", "itemid": "EST-7" },
{ "code": "FL-DLH-02", "name": "Persian", "unitcost": 12.00, "status": "P", "listprice": 23.50, "attr": "Adult Female", "itemid": "EST-8" },
{ "code": "FL-DLH-02", "name": "Persian", "unitcost": 12.00, "status": "P", "listprice": 89.50, "attr": "Adult Male", "itemid": "EST-9" },
{ "code": "AV-CB-01", "name": "Amazon Parrot", "unitcost": 92.00, "status": "P", "listprice": 63.50, "attr": "Adult Male", "itemid": "EST-10" }
]
}
handleDragStart(item) {
this.setState({ dragItem: item })
}
handleDrop() {
const { dragItem, productData, cartData, sumData } = this.state;
let index = productData.indexOf(dragItem);
if (index >= 0) {
this.setState({
productData: productData.filter((row, i) => i !== index),
cartData: [...cartData, dragItem],
sumData: [{
name: 'Total',
listprice: sumData[0].listprice + dragItem.listprice
}]
});
}
}
renderItem({ row }) {
const item = (proxy) => (
<div className={'product' + (proxy ? ' product-proxy' : '')}>
<img src={'https://www.jeasyui.com/tutorial/datagrid/images/' + row.itemid + '.png'} />
<p>{row.name}</p>
<p>{row.listprice}</p>
</div>
)
return (
<Draggable revert proxy={() => item(true)} onDragStart={() => this.handleDragStart(row)}>
{item()}
</Draggable>
)
}
render() {
return (
<div>
<h2>Shopping Cart</h2>
<Layout style={{ height: 250 }}>
<DataList style={{ height: '100%' }}
data={this.state.productData}
itemCls="dataitem"
renderItem={this.renderItem.bind(this)}
/>
<LayoutPanel region="east" bodyCls="f-column" style={{ width: '30%' }}>
<Droppable onDrop={this.handleDrop.bind(this)}>
<DataGrid className="f-full" showFooter border={false} data={this.state.cartData} footerData={this.state.sumData}>
<GridColumn field="name" title="Name"></GridColumn>
<GridColumn field="listprice" title="Price" align="right"></GridColumn>
</DataGrid>
</Droppable>
</LayoutPanel>
</Layout>
</div>
);
}
}
export default App;