How to: Enable Reordering of ToolStrip Items at Run Time in Windows Forms
.NET Framework 2.0
You can enable the user to rearrangecontrols on the .
To enable ToolStripItem rearrangement at run time
Set theproperty to true. By default, AllowItemReorder is false.
At run time, the user holds down the ALT key and the left mouse button to drag a ToolStripItem to a different location on the ToolStrip.