private void buttonMutiAdd_Click(object sender, EventArgs e)
{
if (advTreeVideoSupplier.SelectedNode != null)
{
uint VideoSupplierId = Convert.ToUInt32(advTreeVideoSupplier.SelectedNode.Cells[0].Text);
m_viewModel.AddCameraListByVideoSupplier(VideoSupplierId);
m_viewModel.FlushCameraList();
advTreeCamera.DataSource = m_viewModel.GetCameraListByVideoSupplierID(VideoSupplierId);
}
}
