The mobile-drag-drop polyfill does not suffer from those limitations and offers additional configurable behavior. However, mobile-drag-drop does not detect Angular Tree Component drop zones because at present the dragenter event listener added by TreeDropDirective does not call $event.preventDefault()as required by mobile-drag-drop.
This PR merely calls $event.preventDefault() in TreeDropDirective.onDragEnter to allow use of mobile-drag-drop as well as DragDropTouch with Angular Tree Component.
The recommended
DragDropTouchpolyfill for mobile browsers has the limitation of disabling scrolling over draggable elements on mobile devices which also prevents dragging to drop zones beyond the visible scrolling viewport.The
mobile-drag-droppolyfill does not suffer from those limitations and offers additional configurable behavior. However,mobile-drag-dropdoes not detect Angular Tree Component drop zones because at present thedragenterevent listener added byTreeDropDirectivedoes not call$event.preventDefault()as required bymobile-drag-drop.This PR merely calls
$event.preventDefault()inTreeDropDirective.onDragEnterto allow use ofmobile-drag-dropas well asDragDropTouchwith Angular Tree Component.