//This event is fired by the DrawFilter to let us determine
//what kinds of drops we want to allow on any particular node
private void UltraTree_DropHightLight_DrawFilter_QueryStateAllowedForNode(Object sender, UltraTree_DropHightLight_DrawFilter_Class.QueryStateAllowedForNodeEventArgs e)
{
try
{
//Don't let any Object Item be dropped on Root Node
var selectedNodeTag = Convert.ToString(treeViewObjects.SelectedNodes[0].Tag);
if (selectedNodeTag != "group")
{
if (Convert.ToString(e.Node.Tag) == "root")
{
e.StatesAllowed = DropLinePositionEnum.None;
}
else
{
e.StatesAllowed = DropLinePositionEnum.OnNode;
}
}
else
{
e.StatesAllowed = DropLinePositionEnum.OnNode;
}
}
catch { }
}
/// <summary>
/// This event is fired by the DrawFilter to let us determine what kinds of drops we want to allow
/// on any particular node - we only allow dropping on Publishers at this time
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void UltraTree_DropHightLight_DrawFilter_QueryStateAllowedForNode(Object sender, UltraTree_DropHightLight_DrawFilter_Class.QueryStateAllowedForNodeEventArgs e)
{
e.StatesAllowed = IsPublisherNode(e.Node) ? DropLinePositionEnum.OnNode : DropLinePositionEnum.None;
}
