private void ViewerWindowClosing(object sender, EventArgs e)
{
Debug.Assert(sender == this, "Only window can invoke closing event handler!");
layers.BeginUpdate();
try
{
foreach (TreeNode node in layers.Nodes)
{
var layer = Layer.NodeToLayer(node);
using (layer)
{
layers.Nodes.Remove(node);
}
}
}
finally
{
layers.EndUpdate();
}
WebRequestsPool.ResetPool();
}
