示例#1
0
        /// <summary>
        /// Ends the drag operations, and eventually applies the drag outcome.
        /// Returns TRUE if the position of the dragged item actually changed.
        /// Called automatically by Drag method. Use it only if you want to force the end of a drag operation.
        /// </summary>
        /// <param name="applyDrag">If TRUE applies the drag results, otherwise simply cancels the drag</param>
        public static DeDragResult EndDrag(bool applyDrag)
        {
            if (_dragData == null)
            {
                return(new DeDragResult(DeDragResultType.NoDrag));
            }

            int dragFrom = _dragData.draggedItemIndex;
            int dragTo   = _dragData.currDragIndex > _dragData.draggedItemIndex ? _dragData.currDragIndex - 1 : _dragData.currDragIndex;

            if (applyDrag)
            {
                bool changed = _dragData.currDragIndex <_dragData.draggedItemIndex || _dragData.currDragIndex> _dragData.draggedItemIndex + 1;
                if (Event.current.type == EventType.Repaint)
                {
                    Event.current.type = EventType.Used;
                }
                else if (Event.current.type == EventType.Used)
                {
                    ApplyDrag();
                }
                else
                {
                    _waitingToApplyDrag = true;
                }
                DeDragResultType resultType = changed ? DeDragResultType.Accepted : DeDragResultType.Ineffective;
                return(new DeDragResult(resultType, dragFrom, dragTo));
            }

            Reset();
            return(new DeDragResult(DeDragResultType.Canceled, dragFrom, dragTo));
        }
示例#2
0
 public DeDragResult(DeDragResultType outcome, int movedFromIndex = -1, int movedToIndex = -1)
 {
     this.outcome        = outcome;
     this.movedFromIndex = movedFromIndex;
     this.movedToIndex   = movedToIndex;
 }