C#

protected override void WndProc(ref Message m)
{
	base.WndProc(ref m);

	const int WM_NCHITTEST = 0x0084;
	const int HTCAPTION = 0x0002;
	if (m.Msg == WM_NCHITTEST)
		m.Result = new IntPtr(HTCAPTION);// This tells windows to behave as if you clicked on the caption
}

Dictionary<string, ILayer> g_LyrNameToILayer = new Dictionary<string, ILayer>();

Dictionary<string, ILayer> layerDict = new Dictionary<string, ILayer>();
List<ILayer> layers = GetLayers(); //some method of propagating layers.


int counter = 0;
foreach(ILayer layer in layers)
{
   layerDict.Add("Layer" + counter, layer);
   counter++;
}


...
//Retrieve a layer
ILayer layerOne = null;

if(layerDict.ConstainsKey("Layer1"))
{
   layerOne = layerDict["Layer1"];
}

//do something with the layer.