public override DataSourceCategoryNode[] MakeDataSourceNode(System.IO.DirectoryInfo dir)
{
System.IO.FileInfo[] files = dir.GetFiles(m_strFilter);
if (null == files || files.Length == 0)
{
return(null);
}
GeoStar.Kernel.ConnectProperty conn = new GeoStar.Kernel.ConnectProperty();
conn.Server = dir.FullName;
GeoStar.Kernel.GeoDatabase gdb = m_Fac.Open(conn);
if (null == gdb)
{
return(null);
}
List <DataSourceCategoryNode> vList = new List <DataSourceCategoryNode>();
foreach (var item in gdb.EnumDataRoomName(GeoStar.Kernel.DataRoomType.eFeatureClassType))
{
GeoStar.Kernel.FeatureClass vFeaClass = gdb.OpenDataRoom(GeoStar.Kernel.DataRoomType.eFeatureClassType, item) as GeoStar.Kernel.FeatureClass;
vList.Add(new GeoStarFeatureClassDataSource(vFeaClass));
}
return(vList.ToArray());
}
public GeoStarFeatureClassDataSource(GeoStar.Kernel.FeatureClass vFeaClass)
{
m_vFeaClass = vFeaClass;
CreateNode(vFeaClass.Name, vFeaClass.Name, "featureclass");
Name = vFeaClass.Name;
Type = GeoStar.Kernel.DataRoomType.eFeatureClassType;
}
protected override void OnExpand()
{
Dictionary <string, bool> vExist = new Dictionary <string, bool>();
foreach (var item in m_GDB.EnumDataRoomName(GeoStar.Kernel.DataRoomType.eFeatureClassType))
{
GeoStar.Kernel.FeatureClass vFeaClass = m_GDB.OpenDataRoom(GeoStar.Kernel.DataRoomType.eFeatureClassType, item)
as GeoStar.Kernel.FeatureClass;
if (null == vFeaClass)
{
continue;
}
vExist[item] = true;
if (!Node.Nodes.ContainsKey(item))
{
CategoryNode vNode = new GeoStarFeatureClassDataSource(vFeaClass);
AppendNode(vNode.Node);
}
}
RemoveDeletedNode(vExist);
}
public NodeSource(GeoStar.Kernel.FeatureClass feaclass)
{
m_FeaClass = feaclass;
}
public FeatureClassProperty(GeoStar.Kernel.FeatureLayer vFeaLyr)
{
m_Layer = vFeaLyr;
m_FeatureClass = vFeaLyr.FeatureClass;
}
