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Merge pull request #5827 from SimonBrandner/show-drop-only-file

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Show drop file UI only if dragging a file
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Travis Ralston 2021-04-09 00:05:44 -06:00 committed by GitHub
commit cc7982cfca
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1 changed files with 13 additions and 4 deletions
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17
src/components/structures/RoomView.tsx
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@ -1137,10 +1137,16 @@ export default class RoomView extends React.Component<IProps, IState> {
ev.stopPropagation();
ev.preventDefault();
this.setState({
dragCounter: this.state.dragCounter + 1,
draggingFile: true,
});
// We always increment the counter no matter the types, because dragging is
// still happening. If we didn't, the drag counter would get out of sync.
this.setState({dragCounter: this.state.dragCounter + 1});
// See:
// https://docs.w3cub.com/dom/datatransfer/types
// https://developer.mozilla.org/en-US/docs/Web/API/HTML_Drag_and_Drop_API/Recommended_drag_types#file
if (ev.dataTransfer.types.includes("Files") || ev.dataTransfer.types.includes("application/x-moz-file")) {
this.setState({draggingFile: true});
}
};
private onDragLeave = ev => {
@ -1164,6 +1170,9 @@ export default class RoomView extends React.Component<IProps, IState> {
ev.dataTransfer.dropEffect = 'none';
// See:
// https://docs.w3cub.com/dom/datatransfer/types
// https://developer.mozilla.org/en-US/docs/Web/API/HTML_Drag_and_Drop_API/Recommended_drag_types#file
if (ev.dataTransfer.types.includes("Files") || ev.dataTransfer.types.includes("application/x-moz-file")) {
ev.dataTransfer.dropEffect = 'copy';
}