react-dnd | Drag and Drop for React | Widget library
kandi X-RAY | react-dnd Summary
kandi X-RAY | react-dnd Summary
Drag and Drop for React
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QUESTION
Suddenly, my entire build has collapsed and won't build. I reset the project several days ago with a fresh create-react app build, and it was fine for a bit, and then yesterday - similar problem with a different error:
...ANSWER
Answered 2022-Apr-09 at 18:12I beleive this is because you've updated to React 18 (specifically, "@types/react": "^18.0.0",
).
This pull request talks about what has changed.
Because the issue stems from Material Ui 4 component, most likely you'll need to do one of the following:
- upgrade to Mui5
- downgrade to React 17
- wait for this PR to be merged, that seems to alliviate the issue that you have.
(Also, from MUI4 does implement children with
children?: React.ReactNode;
just like first link mentions)
QUESTION
I am working on a project where I need to implement drag and drop functionality using React-dnd package. Which is I am able achieve. But the issues is, the target component (where draggable items will be dropped) contains mouseup event which is getting triggered in every scenarios except when I drop any component in it. It needs to be triggered even in the case of drop as well but its not getting triggered. I tried manual triggered as well and it triggered but the values like offsets are not as per expected.
I have share sample code sandbox where Dustbin.tsx contains that mouseup event which is not getting triggered when any draggable component is dropped into it. Thanks.
Sandbox link: https://codesandbox.io/s/dawn-snowflake-ej08d0?file=/src/Dustbin.tsx
...ANSWER
Answered 2022-Mar-27 at 12:27Why using onmouseup
?
The onmouseup event occurs when a user releases a mouse button over an element.
If you want to detect if something is dropped inside that container then please use ondrop
Execute a JavaScript when a draggable element is dropped in a element:
QUESTION
I have a material ui v4 treeview that is working fine with react-dnd using the code below.
When I upgrade to mui v5 treeview, the drag does not work anymore, the item is no longer draggable.
I had a look between the 2 TreeItem implementation but there is a lot of change and I am lost.
https://github.com/mui-org/material-ui/blob/v4.x/packages/material-ui-lab/src/TreeItem/TreeItem.js
https://github.com/mui-org/material-ui/blob/master/packages/mui-lab/src/TreeItem/TreeItem.js
What am I missing? Many thanks for your answers :)
...ANSWER
Answered 2022-Mar-09 at 07:26Probably, this happens because of the tree item getting selected while clicking on it. Even though disableSelection
is set as true in TreeView
, somehow the clicked child is being focused through aria-activedescendant
property at the root level.
We can skip this focus event by adding onFocusCapture={e => e.stopPropagation()}
at TreeItem
which effectively makes the item draggable.
QUESTION
I use react-dnd together with a react maui tree. My goal is to drag multiple items at once.
My approach is to store all the selected nodes from the tree in useState as an array of ids(strings). On Click on a node the state is updated and I can successfully select multiple nodes.
The problems begin on drag. The item is not updated.
...ANSWER
Answered 2022-Mar-04 at 16:52try to switch useMemo instead of useState and use dependencies in useMemo
QUESTION
I'am moving my react apps into docker, I am working in legacy project and we have multiple react apps. We are attaching script with react apps in script tags on every page whose need to use this files. For docker we want to use Express to serve our files. Is there any way to run multiple watch commands ?
here is my package.json file:
...ANSWER
Answered 2022-Feb-08 at 07:53I solved my problem, it turned out that I accidentally remove my nodemon package from package.json, and I had bad docker compose config. I changed it to this version:
QUESTION
I am looking to add draggable list items to my DOM via JSX in react.
The expected output into the DOM should look like this:
...ANSWER
Answered 2021-Dec-09 at 15:23You basically need a dragRef
for each li
, I would do something like this:
QUESTION
I'm working on a page builder of sorts for my product, and I'm using react-dnd
to accomplish what I need. So far I've gotten the basic drag-and-drop functionality taken care of, and I'm able to add a single item to my page, but I'm hitting a snag.
When I drag a new item to my drop zone, the expected behavior is that it will add a new item to the existing array that I've got stored in a nested object in state but, instead when I drag-and-drop another item to it it is overwriting the previous item, only allowing my to have a single item in my page. I have been beating my head against the wall all day. Below is my code; please comment if you need more and I will do my best to clarify.
So, here is my useState
. I have a couple other items in here, but they're unimportant. All that matters is the content
array:
ANSWER
Answered 2021-Nov-30 at 18:35Ended up figuring out, turns out it was a solution I had tried but hadn't implemented correctly.
My problem is that I was not tracking the array as it updated, so I was constantly overwriting what I had just done. So, all it took was updating my handleAddLessonElement
function to track the updated state before adding an element to the array.
QUESTION
I am trying to get this beautiful-react-dnd example working, and I am getting a few errors currently:
...ANSWER
Answered 2021-Nov-29 at 02:52If you use TypeScript, you have to provide types for your variables. Otherwise typechecking is not helping at all.
QUESTION
The title might be a little bit ambigous, but I'll explain better :)
So I have this component DraggableGameSlots.tsx
...ANSWER
Answered 2021-Nov-17 at 18:51When looking closer to useDrop, it uses memoization(dependency array) and empty array as default value. You should add array of dependencies that can change(answers
, setAnswers
, etc) as second parameter to useDrop.
QUESTION
I'm trying to use React-DnD and I have this code:
...ANSWER
Answered 2021-Nov-11 at 15:31I geuss you look for: ItemTypes[prop.type]
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