ally open as you drag over them.</li><li>Set the <span class="code">DragStyle</span> as described in the previous section.</li></ol><p>
Once that's done the control will start offering drag-drop features. Well, almost. Before you
can actually drag anything, you need to  give the control licence to start a dragging
operation by responding to the <span class="code">OLEStartDrag</span> event and setting the
<span class="code">AllowedEffects</span> parameter.  The following code example demonstrates
how you can