Fix extension tree dnd supported types

alexr00 · alexr00 · commit 16feb687dc57 · 2022-01-26T11:14:36.000+01:00
Fixes microsoft#141418
diff --git a/src/vs/workbench/browser/parts/views/treeView.ts b/src/vs/workbench/browser/parts/views/treeView.ts
@@ -1265,6 +1265,9 @@ export class CustomTreeViewDragAndDrop implements ITreeDragAndDrop<ITreeItem> {
 		this.treeViewsDragAndDropService.addDragOperationTransfer(uuid, this.dndController.handleDrag(itemHandles, uuid));
 		originalEvent.dataTransfer.setData(TREE_DRAG_UUID_MIME, uuid);
 		this.treeItemsTransfer.setData([new DraggedTreeItemsIdentifier(uuid)], DraggedTreeItemsIdentifier.prototype);
+		this.dndController.supportedMimeTypes.forEach(supportedType => {
+			originalEvent.dataTransfer?.setData(supportedType, '');
+		});
 	}
 
 	private addResourceInfoToTransfer(originalEvent: DragEvent, resources: URI[]) {

Original file line number	Diff line number	Diff line change
`@@ -1265,6 +1265,9 @@ export class CustomTreeViewDragAndDrop implements ITreeDragAndDrop<ITreeItem> {`
`1265`	`1265`	`this.treeViewsDragAndDropService.addDragOperationTransfer(uuid, this.dndController.handleDrag(itemHandles, uuid));`
`1266`	`1266`	`originalEvent.dataTransfer.setData(TREE_DRAG_UUID_MIME, uuid);`
`1267`	`1267`	`this.treeItemsTransfer.setData([new DraggedTreeItemsIdentifier(uuid)], DraggedTreeItemsIdentifier.prototype);`
	`1268`	`+ this.dndController.supportedMimeTypes.forEach(supportedType => {`
	`1269`	`+ originalEvent.dataTransfer?.setData(supportedType, '');`
	`1270`	`+ });`
`1268`	`1271`	`}`
`1269`	`1272`
`1270`	`1273`	`private addResourceInfoToTransfer(originalEvent: DragEvent, resources: URI[]) {`