'Declaration Public Delegate Sub ItemDragOverEventHandler( _ ByVal sender As Object, _ ByVal e As ItemDragOverEventArgs _ )
public delegate void ItemDragOverEventHandler( object sender, ItemDragOverEventArgs e )
Imports System.Diagnostics Imports Infragistics.Win Imports Infragistics.Win.UltraWinExplorerBar Private Sub ultraExplorerBar1_ItemDragOver(ByVal sender As Object, ByVal e As Infragistics.Win.UltraWinExplorerBar.ItemDragOverEventArgs) Handles ultraExplorerBar1.ItemDragOver Debug.WriteLine(String.Format("The item '{0}' is being dragged to group '{1}'", e.Item.Text, e.TargetGroup)) Debug.WriteLine(String.Format("The group is currently over point: ", New Point(e.X, e.Y).ToString())) ' Don't allow the Item to be dropped if the target group has a key of "System" and ' the Item is being moved If (e.TargetGroup.Key = "System" AndAlso e.DragAction = ItemDragAction.Move) Then e.AllowDrop = False e.DragCursor = Cursors.No End If End Sub
using System.Diagnostics; using Infragistics.Win; using Infragistics.Win.UltraWinExplorerBar; private void ultraExplorerBar1_ItemDragOver(object sender, Infragistics.Win.UltraWinExplorerBar.ItemDragOverEventArgs e) { Debug.WriteLine(string.Format("The item '{0}' is being dragged to group '{1}'", e.Item.Text, e.TargetGroup)); Debug.WriteLine(string.Format("The group is currently over point: ", new Point(e.X, e.Y).ToString())); // Don't allow the Item to be dropped if the target group has a key of "System" and // the Item is being moved if (e.TargetGroup.Key == "System" && e.DragAction == ItemDragAction.Move) { e.AllowDrop = false; e.DragCursor = Cursors.No; } }
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2