private void button1_Click(object sender, EventArgs e)
{
if (this.comboBox1.SelectedIndex == -1)
{
MessageBox.Show("ÇëÑ¡Ôñ²¨¶ÎÃû³Æ!");
return;
}
IRasterBand rb = m_rc.Item(m_rc.get_BandIndex(this.comboBox1.SelectedItem.ToString().Trim()));
IRasterDataset rasterDS = rb as IRasterDataset;
IRasterLayer rasterLayer = new RasterLayerClass();
rasterLayer.CreateFromDataset(rasterDS);
this.m_mapCon.Map.AddLayer(rasterLayer);
}