Created
October 7, 2020 19:35
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import React, { useState } from 'react'; | |
import './App.css'; | |
import { DndProvider, useDrag, useDrop } from "react-dnd"; | |
import { HTML5Backend } from "react-dnd-html5-backend"; | |
const MovableItem = ({setIsFirstColumn}) => { | |
const [{isDragging}, drag] = useDrag({ | |
item: {name: 'Any custom name', type: 'Our first type'}, | |
end: (item, monitor) => { | |
const dropResult = monitor.getDropResult(); | |
if(dropResult && dropResult.name === 'Column 1'){ | |
setIsFirstColumn(true) | |
} else { | |
setIsFirstColumn(false); | |
} | |
}, | |
collect: (monitor) => ({ | |
isDragging: monitor.isDragging(), | |
}), | |
}); | |
const opacity = isDragging ? 0.4 : 1; | |
return ( | |
<div ref={drag} className='movable-item' style={{opacity}}> | |
We will move this item | |
</div> | |
) | |
} | |
const Column = ({children, className, title}) => { | |
const [, drop] = useDrop({ | |
accept: 'Our first type', | |
drop: () => ({name: title}), | |
}); | |
return ( | |
<div ref={drop} className={className}> | |
{title} | |
{children} | |
</div> | |
) | |
} | |
export const App = () => { | |
const [isFirstColumn, setIsFirstColumn] = useState(true); | |
const Item = <MovableItem setIsFirstColumn={setIsFirstColumn}/>; | |
return ( | |
<div className="container"> | |
{/* Wrap components that will be "draggable" and "droppable" */} | |
<DndProvider backend={HTML5Backend}> | |
<Column title='Column 1' className='column first-column'> | |
{isFirstColumn && Item} | |
</Column> | |
<Column title='Column 2' className='column second-column'> | |
{!isFirstColumn && Item} | |
</Column> | |
</DndProvider> | |
</div> | |
); | |
} |
It worked I changed react-dnd-html5
version 15.0.0 to 14.1.0.
react-dnd version 15.0.0 and react-dnd-html5 version 14.1.0 works well.
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Hi. I tried this code and I could drag column 1 to column 2 but I couldn't drag column2 to column 1 like a gif. It can't be second time to drag. How to fix that?