private void VCSControlPage_Load(object sender, EventArgs e)
{
ISpatialReferenceFactory3 factory = new SpatialReferenceEnvironmentClass();
TreeNode node = new TreeNode("垂直坐标系文件夹", 0, 1);
this.treeView1.Nodes.Add(node);
string path = System.IO.Path.Combine(Application.StartupPath,
@"Coordinate Systems\Vertical Coordinate Systems");
if (Directory.Exists(path))
{
string[] directories = Directory.GetDirectories(path);
for (int i = 0; i < directories.Length; i++)
{
TreeNode node2 = new TreeNode(System.IO.Path.GetFileName(directories[i]), 0, 1);
node.Nodes.Add(node2);
string[] files = Directory.GetFiles(directories[i]);
for (int j = 0; j < files.Length; j++)
{
if (System.IO.Path.GetExtension(files[j]).ToLower() == ".prj")
{
IVerticalCoordinateSystem system =
factory.CreateESRISpatialReferenceInfoFromPRJFile(files[j]) as IVerticalCoordinateSystem;
if (system != null)
{
TreeNode node3 = new TreeNode(System.IO.Path.GetFileName(files[j]), 2, 2)
{
Tag = system
};
node2.Nodes.Add(node3);
}
}
}
}
}
node = new TreeNode("<NONE>", 2, 2)
{
Tag = null
};
this.treeView1.Nodes.Add(node);
}